100-517: [REDACTED] Look up hi-lo in Wiktionary, the free dictionary. Hi-Lo may refer to: Vehicles [ edit ] A regional term for a forklift , an industrial truck used to lift and move materials short distances Hi-Lo, a brand of travel trailer whose upper half rolls down over its lower half to reduce wind resistance during travel Card games [ edit ] High-low split ,
200-485: A sod loader . Comes in sit-down center control. Usually has an internal combustion engine. Engines are almost always diesel, but sometimes operate on kerosene, and sometimes use propane injection as a power boost. Some old units are two-stroke compression ignition; most are four-stroke compression ignition. North American engines come with advanced emission control systems. Forklifts built in countries such as Iran or Russia will typically have no emission control systems. At
300-518: A British company named Lansing Bagnall , now part of KION Group , developed what was claimed to be the first narrow-aisle electric-reach truck. That development changed the design of warehouses leading to narrower aisles and higher load-stacking, which increased storage capability. During the 1950s and 1960s, operator safety became a concern due to increasing lifting heights and capacities. Safety features such as load backrests and operator cages called overhead guards, began to be added to forklifts. In
400-521: A battery and subsequently used to drive electric motors to power the forklift. This method of propulsion produces no local emissions, can be refueled in three minutes, and is often used in refrigerated warehouses as its performance is not degraded by lower temperatures. As of 2024, approximately 50,000 hydrogen forklifts are in operation worldwide (the bulk of which are in the U.S.), as compared with 1.2 million battery electric forklifts that were purchased in 2021. A typical counterbalanced forklift contains
500-406: A building with a relatively small surface area. Counterbalance-type order-picking truck similar to the guided very-narrow-aisle truck, except that the operator and the controls which operate the machine are in a cage welded to the mast. The operator wears a restraint system to protect them against falls. Otherwise, the description is the same as guided very-narrow-aisle truck. Also referred to as
600-667: A canal across Pennsylvania and thus the Main Line of Public Works was commissioned in 1826. It soon became evident that a single canal would not be practical and a series of railroads, inclined planes, and canals was proposed. The route consisted of the Philadelphia and Columbia Railroad , canals up the Susquehanna and Juniata rivers, an inclined plane railroad called the Allegheny Portage Railroad ,
700-523: A classification system for their freight cars. Similar to their locomotives, the Pennsy used a letter system to designate the various types and sub-types of freight and maintenance cars. As noted, Pennsy colors and paint schemes were standardized. Locomotives were painted in a shade of green so dark it seemed almost black. The official name for this color was DGLE (Dark Green Locomotive Enamel), though often referred to as "Brunswick Green." The undercarriage of
800-608: A continuous railroad line ran between Philadelphia and Pittsburgh over the tracks of several entities including the Pennsylvania Railroad. In 1853, the Pennsy was granted trackage rights over the Philadelphia and Columbia, providing a connection between the two cities and connecting with the HPMtJ&;L at Lancaster and Columbia. By 1854, the Pennsy completed its line from Harrisburg to Pittsburgh, eliminating
900-474: A control to raise and lower the forks (also known as blades or tines), the operator can tilt the mast to compensate for a load's tendency to angle the blades toward the ground and risk slipping off the forks. Tilt also provides a limited ability to operate on non-level ground. Skilled forklift operators annually compete in obstacle and timed challenges at regional forklift rodeos. Powered pallet truck, usually electrically powered. Low lift trucks may be operated by
1000-417: A driver's traditional experience with other wheeled vehicles. While steering, as there is no caster action, it is unnecessary to apply steering force to maintain a constant rate of turn. Another critical characteristic of the forklift is its instability. The forklift and load must be considered a unit with a continually varying center of gravity with every movement of the load. A forklift must never negotiate
1100-588: A dual fuel gasoline/liquified propane-powered truck. UL 558 is a two-stage safety standard. The basic standards are referred to as G, D, LP, and G/LP. They are considered by Underwriters Laboratories to be the bare minimum required for a lift truck. This is a voluntary standard, and there is no requirement in North America at least by any Government Agency for manufacturers to meet this standard. The slightly more stringent safety standards GS, DS, LPS, and GP/LPS do provide some minimal protection; however, it
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#17327760102441200-400: A forklift truck. Freddy's patent application referenced specific drive methods, allowing competitors to enter the market by offering alternative methods, but using the same articulating principle. These are rail- or wire-guided and available with lift heights up to 40 feet non-top-tied and 98 feet top-tied. Two forms are available: 'man-down' and 'man-riser', where the operator elevates with
1300-681: A government-guaranteed $ 200 million operating loan forced Penn Central to file for bankruptcy protection on June 21, 1970. In May 1971, passenger operations, including equipment, were transferred to a new government-subsidized company called the National Railroad Passenger Corporation, or Amtrak . This was devised to relieve the Penn Central (and other railroads) of money-losing passenger service. Penn Central rail lines, including ex-Pennsy lines, were transferred to Conrail in 1976, and eventually Amtrak received
1400-546: A multi-modal freight transportation subsidiary of the Pennsylvania Railroad. It owned oil tanker cars and used them to transport refined oil for mostly independent oil refiners during the era of John D. Rockefeller's and Standard Oil's oil refinery mergers of the 1870s. The company also owned grain freight boats on the Great Lakes and oil pipelines in the oil regions of Pennsylvania . When the company attempted to buy and build some oil refineries in 1877, Standard Oil bought
1500-575: A new railroad named Consolidated Rail Corporation , or Conrail for short. Conrail was itself purchased and split up in 1999 between the Norfolk Southern Railway and CSX Transportation , with Norfolk Southern getting 58 percent of the system, including nearly all of the remaining former Pennsylvania Railroad trackage. Amtrak received the electrified segment of the Main Line east of Harrisburg. The Penn Central Corporation held several non-rail assets which it continued to manage after
1600-526: A pallet. Often, forklift drivers are guided into the bay by guide rails on the floor and the pallet is placed on cantilevered arms or rails. These maneuvers require well-trained operators. Since every pallet requires the truck to enter the storage structure, damage is more common than with other types of storage. In designing a drive-in system, dimensions of the fork truck, including overall width and mast width, must be carefully considered. Forklift hydraulics are controlled either with levers directly manipulating
1700-473: A percentage of its capital stock. Several lines were then aided by the Pennsy in hopes to secure additional traffic. By the end of 1854, the Pennsy purchased stock in the Ohio & Pennsylvania, Ohio & Indiana, Marietta & Cincinnati, Maysville & Big Sandy, and Springfield, Mt. Vernon & Pittsburgh railroads, totalling $ 1,450,000 (equivalent to $ 49.2 million in 2023). The Steubenville & Indiana
1800-450: A person seated on the machine, or by a person walking alongside, depending on the design. Usually electrically powered. A stacker may be operated by a person seated on the machine, or by a person walking alongside, depending on the design. Variant on a Rider Stacker forklift, designed for narrow aisles. They are usually electrically powered and often have the highest storage-position lifting ability. A reach truck's forks can extend to reach
1900-443: A personnel lift without the fitting of specific safety equipment, such as a "cherry picker" or "cage". Forklifts are a critical element of warehouses and distribution centers. It is considered imperative that these structures be designed to accommodate their efficient and safe movement. In the case of Drive-In/Drive-Thru Racking, a forklift needs to travel inside a storage bay that is multiple pallet positions deep to place or retrieve
2000-490: A poker variant Hi-Lo, a type of card counting Hi-Lo (High Low), a card game where players guess if a certain face-up card is higher or lower in value than a certain face-down card Entertainment [ edit ] Hi-Lo , a 2000 album by Irish rock band The Walls HI-LO, an alias of the Dutch producer Oliver Heldens "Hi-Lo", song by Evanescence from the album Synthesis "Hi Lo" ( The Price Is Right ) ,
2100-521: A pricing game on the American game show The Price Is Right The Hi-Lo's , an American singing group formed in 1953 HiLo , an album by American singer/songwriter Jack Stauber Other [ edit ] Hi-lo, a type of hemline Hi/Lo algorithm a database key generation algorithm Hi-Lo or High Low, a type of siren signal. See also [ edit ] Hilo (disambiguation) High Low (disambiguation) Topics referred to by
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#17327760102442200-449: A reach truck, except the operator either rides in a cage welded to the fork carriage or walks alongside, dependent on design. If the operator is riding in the order picking truck, they wear a specially-designed safety harness to prevent falls. A special toothed grab holds the pallet to the forks. The operator transfers the load onto the pallet one article at a time by hand. This is an efficient way of picking less-than-pallet-load shipments and
2300-488: A specified maximum weight and a specified forward center of gravity . This information is located on a nameplate provided by the manufacturer, and loads must not exceed these specifications. In many jurisdictions, it is illegal to alter or remove the nameplate without the permission of the forklift manufacturer. An important aspect of forklift operation is that it must have rear-wheel steering . While this increases maneuverability in tight cornering situations, it differs from
2400-461: A split of two mountain ravines which were cleverly crossed by building a fill and having the tracks ascend a 220-degree curve known as Horseshoe Curve that limited the grade to less than 2 percent. The crest of the mountain would be penetrated by the 3,612 ft (1,101 m) Gallitzin Tunnels , from which the route descended by a more moderate grade to Johnstown . The western end of the line
2500-508: A stake in Madison Square Garden . The company began to acquire a portfolio of insurance companies in 1988. In 1994, the company reorganized as American Premier Underwriters , a subsidiary of American Financial Group , which continues to operate as a property and casualty insurance company as-of January 2024. Thomson (1808–1874) was the entrepreneur who led the Pennsylvania Railroad from 1852 until his death in 1874, making it
2600-594: A tunnel across the Allegheny Mountains , and canals down the Conemaugh and Allegheny rivers to Pittsburgh, Pennsylvania , on the Ohio River; it was completed in 1834. Because freight and passengers had to change conveyances several times along the route and canals froze in winter, it soon became apparent that the system was cumbersome and a better way was needed. There were two applications made to
2700-412: A turn at speed with a raised load, where centrifugal and gravitational forces may combine to cause a tip-over accident. The forklift is designed with a load limit for the forks which is decreased with fork elevation and undercutting of the load (i.e., when a load does not butt against the fork "L"). A loading plate for loading reference is usually located on the forklift. A forklift should not be used as
2800-431: A valve). Forklift manufacturers make valves and hose routing accessories, but the parts and labor to install can be prohibitively expensive. Other ways include adding a solenoid valve in conjunction with a hose or cable reel that diverts oil flow from an existing function. However, hose and cable reels can block the operator's view and are easily damaged. There are many national as well as continental associations related to
2900-551: A year, then the B&;O bill would become effective and the Pennsy's void, thereby allowing the B&O to build into Pennsylvania and on to Pittsburgh. The Pennsylvania Railroad fulfilled the requirements and Letters Patent were issued by the Pennsylvania governor on February 25, 1847. The governor declared the B&O's rights void the following August. In 1847, the Pennsy's directors chose J. Edgar Thomson , an engineer from
3000-468: Is able to rotate the truck 360 degrees in its own footprint or strafe sideways without turning the truck cabin. In North America, some internal combustion-powered industrial vehicles carry Underwriters Laboratories ratings that are part of UL 558. Industrial trucks that are considered "safety" carry the designations GS (Gasoline Safety) for gasoline-powered, DS (Diesel Safety) for diesel-powered, LPS (Liquid Propane Safety) for liquified propane or GS/LPS for
3100-622: Is credited with perfecting the principle of an articulated design in about 1982, receiving an award in 2002 from the UK's Fork Lift Truck Association for Services to the Forklift Industry and the Queen's Award for Innovation in 2003. He took inspiration from the hand pallet truck and found that by reversing the triangle of stability and changing the weight distribution he could solve the issues that had long eluded earlier attempts of articulating
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3200-540: Is different from Wikidata All article disambiguation pages All disambiguation pages Forklift A forklift (also called industrial truck, lift truck , jitney , hi-lo , fork truck , fork hoist , and forklift truck ) is a powered industrial truck used to lift and move materials over short distances. The forklift was developed in the early 20th century by various companies, including Clark , which made transmissions , and Yale & Towne Manufacturing , which made hoists . Since World War II,
3300-594: Is extremely minimal. In the past, Underwriter's Laboratory offered specialty EX and DX safety certifications. UL 583 is the Electric equivalent of UL 558 . As with UL 558 it is a two-stage standard. These are for operation in potentially explosive atmospheres found in chemical, petrochemical, pharmaceutical, food and drink, logistics or other fields handling flammable material. Commonly referred to as mainly Miretti or sometimes Pyroban trucks in Europe, they must meet
3400-583: Is often stored in a gas cylinder mounted to the rear of the truck. This allows for quick changing of the cylinder once the LPG runs out. LPG trucks are quieter than their diesel counterparts, while offering similar levels of performance. Powered by lead-acid batteries or, increasingly, lithium-ion batteries ; battery-electric types include: cushion-tire forklifts, scissor lifts, order pickers, stackers, reach trucks and pallet jacks. Electric forklifts are primarily used indoors on flat, even surfaces. Batteries prevent
3500-407: Is popular for use in large distribution centers. A counterbalance-type sit-down rider electric forklift fitted with a specialized mast assembly. The mast is capable of rotating 90 degrees, and the forks can then advance like on a reach mechanism, to pick up full pallets. Because the forklift does not have to turn, the aisles can be exceptionally narrow, and if wire guidance is fitted in the floor of
3600-513: Is positioned up front on the left-hand side. The area to the right of the cab is called the bed or platform. This contains a central section within it, called the well, where the forks are positioned. The mast and forks reach out to lift the load at its central point and lower it onto the bed. Driving forwards with a load carried lengthways allows long goods, typically timber, steel, concrete or plastics, to be moved through doorways and stored more easily than via conventional forklift trucks. Similar to
3700-630: The Broadway Limited which became the most famous train operated by the Pennsylvania Railroad. This train ran from New York City to Chicago, via Philadelphia, with an additional section between Harrisburg and Washington (later operated as a separate Washington–Chicago train, the Liberty Limited ). In 1890, the Pennsylvania Railroad gained control of the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad (PCC&StL), itself
3800-793: The American National Standards Institute (ANSI) to the Industrial Truck Standards Development Foundation (ITSDF) after multi-year negotiations. ITSDF is a non-profit organization whose only purpose is the promulgation and modernization of the B56 standard. Other forklift safety standards have been implemented in the United States by the Occupational Safety and Health Administration (OSHA) and in
3900-604: The Congressional Limited s in both directions were the first trains in regular electric operation between New York and Washington, drawn by the first of the GG1 -type locomotives . In 1934, the Pennsylvania received a $ 77 million loan from the New Deal 's Public Works Administration to complete the electrification project begun in 1928. Work was started January 27, 1937, on the main line from Paoli to Harrisburg;
4000-690: The Georgia Railroad , to survey and construct the line. He chose a route that followed the west bank of the Susquehanna River northward to the confluence with the Juniata River, following its banks until the foothills of the Allegheny Mountains were reached at a point that would become Altoona, Pennsylvania . To traverse the mountains, the line would climb a moderate grade for 10 miles (16 km) until it reached
4100-560: The Hudson River tunnels . The next area to be electrified was the Philadelphia terminal area, where Pennsy officials decided to use overhead lines to supply power to the suburban trains running out of Broad Street Station . Unlike the New York terminal system, overhead wires would carry 11,000-volt 25-Hertz alternating current (AC) power, which became the standard for future installations. On September 12, 1915, electrification of
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4200-690: The Northeast Corridor and Keystone Corridor lines. After Conrail was divided between the Norfolk Southern Railway and CSX Transportation , most of the former Pennsy's remaining trackage went to Norfolk Southern. The few parts of the Pennsylvania Railroad that went to CSX after the Conrail split were: After 1976, the Penn Central Corporation held diversified non-rail assets including the Buckeye Pipeline and
4300-686: The Senator from Boston to Washington. On July 1, 1869, the Pennsylvania Railroad leased the Pittsburgh, Fort Wayne and Chicago Railway (PFtW&C) in which it had previously been an investor. The lease gave the Pennsy complete control of that line's direct route through northern Ohio and Indiana as well as entry into the emerging rail hub city of Chicago, Illinois . Acquisitions along the PFtW&;C: Erie and Pittsburgh Railroad , Cleveland and Pittsburgh Railroad, Toledo, Columbus and Ohio River Railroad, and Pittsburgh, Youngstown and Ashtabula Railway gave
4400-549: The " Pennsy ", was an American Class I railroad that was established in 1846 and headquartered in Philadelphia , Pennsylvania. At its peak in 1882, the Pennsylvania Railroad was the largest railroad (by traffic and revenue), the largest transportation enterprise, and the largest corporation in the world, on par with the London & North Western Railway . Over its existence, Pennsylvania Railroad acquired, merged with, or owned part of at least 800 other rail lines and companies. At
4500-468: The 20th century, the Pennsy tried electric power for its trains. Its first effort was in the New York terminal area, where tunnels and a city law restricting the burning of coal precluded steam locomotives. In 1910, the railroad began operating a direct current (DC) 650-volt system whose third-rail powered Pennsy locomotives (and LIRR passenger cars) used to enter Penn Station in New York City via
4600-645: The Delaware River from Philadelphia) to South Amboy, New Jersey (across Raritan Bay from New York City), as well as a newer line from Philadelphia to Jersey City, New Jersey, much closer to New York, via Trenton, New Jersey. Track connection in Philadelphia was made via the Pennsy's Connecting Railway and the jointly owned Junction Railroad . The Pennsy's Baltimore and Potomac Rail Road opened on July 2, 1872, between Baltimore and Washington, D.C. This route required transfer via horse car in Baltimore to
4700-551: The New York Central Railroad. The Pennsylvania Railroad absorbed the New York Central and eventually went by the name of Penn Central Transportation Company . The Interstate Commerce Commission (ICC) required that the ailing New York, New Haven & Hartford Railroad (NH) be added in 1969. A series of events including inflation, poor management, abnormally harsh weather, and the withdrawal of
4800-620: The PRR began passenger train service from New York City via Philadelphia to Washington with limited stops along the route. This service became known as the "Congressional Limited Express." The service expanded, and by the 1920s, the Pennsy was operating hourly passenger train service between New York, Philadelphia and Washington. In 1952, 18-car stainless steel streamliners were introduced on the Morning Congressional and Afternoon Congressional between New York and Washington, as well as
4900-556: The Pennsy access to the iron ore traffic on Lake Erie. On June 15, 1887, the Pennsylvania Limited began running between New York and Chicago. This was also the introduction of the vestibule, an enclosed platform at the end of each passenger car, allowing protected access to the entire train. In 1902 the Pennsylvania Limited was replaced by the Pennsylvania Special which in turn was replaced in 1912 by
5000-443: The Pennsy owned 439 freight cars. By 1857, it had 1,861 cars, and in 1866, 9,379 cars. Freight equipment was either acquired new from builders or built by the railroad itself. The Pennsy acquired more cars from the railroads it absorbed. In some instances, privately owned cars were either purchased from a builder or railroad acquisition. One such example was the 1877 purchase of Empire Transportation merchandise and oil cars. By
5100-566: The Pennsylvania Railroad gained control of the Northern Central Railway , giving it access to Baltimore, Maryland , and points along the Susquehanna River via connections at Columbia, Pennsylvania, or Harrisburg, Pennsylvania. On December 1, 1871, the Pennsy leased the United New Jersey Railroad and Canal Company , which included the original Camden and Amboy Railroad from Camden, New Jersey (across
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#17327760102445200-453: The Pennsylvania Railroad merged with New York Central and the railroad eventually went by the name of Penn Central Transportation Company , or "Penn Central" for short. The former competitors' networks integrated poorly with each other, and the railroad filed for bankruptcy within two years. Bankruptcy continued and on April 1, 1976, the railroad gave up its rail assets, along with the assets of several other failing northeastern railroads, to
5300-508: The Pennsylvania legislature in 1846. The first was for a new railroad called The Pennsylvania Railroad Company to build a line between Harrisburg and Pittsburgh, Pennsylvania. The second was the Baltimore and Ohio Railroad (B&O), which wanted to build to Pittsburgh from Cumberland, Maryland. Both applications were granted with conditions. If the Pennsylvania Railroad did not raise enough capital and contract to build enough railroad within
5400-519: The United Kingdom by the Health and Safety Executive . In many countries, forklift truck operators must be trained and certified to operate forklift trucks. Certification may be required for each individual class of lift that an operator would use. Pennsylvania Railroad The Pennsylvania Railroad ( reporting mark PRR ), legal name The Pennsylvania Railroad Company , also known as
5500-455: The attachment features). As mentioned in the preceding section, replacing or adding an attachment may reduce (down-rate) the safe lifting capacity of the forklift truck (See also General operations, below). Forklift attachment manufacturers offer online calculators to estimate the safe lifting capacity when using a particular attachment. However, only the forklift truck manufacturer can give accurate lifting capacities. Forklifts can be re-rated by
5600-419: The average capacity of a Pennsylvania Railroad freight car increased from 31 to 54 short tons (28 to 48 long tons; 28 to 49 t). This increased to 55 short tons (49 long tons; 50 t) in the mid-1930s and then to 56 short tons (50 long tons; 51 t) in 1945. By the start of 1946, the Pennsy's freight car ownership decreased to 240,293 cars and in 1963, down to 140,535. The Pennsylvania Railroad used
5700-428: The building the machine can almost work on its own. Masts on this type of machine tend to be very high. The higher the racking that can be installed, the higher the density the storage can reach. This sort of storage system is popular in cities where land prices are very high, as by building the racking up to three times higher than normal and using these machines, it is possible to stock a much larger amount of material in
5800-464: The company. The controlling, non-institutional shareholders of the PRR during the early 1960s were Henry Stryker Taylor , who was a part of the Jacob Bunn business dynasty of Illinois, and Howard Butcher III, a principal in the Philadelphia brokerage house of Butcher & Sherrerd (later Butcher & Singer). On February 1, 1968, the Pennsylvania Railroad merged with its longtime arch-rival,
5900-404: The development and use of the forklift truck has greatly expanded worldwide. Forklifts have become an indispensable piece of equipment in manufacturing and warehousing. In 2013, the top 20 manufacturers worldwide posted sales of $ 30.4 billion, with 944,405 machines sold. Developments from the middle of the 19th century to the early 20th century led to today's modern forklifts. The forerunners of
6000-501: The development of the first electrically-powered forklifts, along with the use of standardized pallets in the late 1930s, helped to increase the popularity of forklift trucks. The start of World War II , like World War I before it, spurred the use of forklift trucks in the war effort. Following the war, more efficient methods for storing products in warehouses were implemented, and warehouses needed more maneuverable forklift trucks that could reach greater heights. For example, in 1954,
6100-633: The electrified trackage are still in use, owned and operated by Amtrak as the Northeast Corridor and Keystone Corridor high-speed rail routes, by SEPTA , and by NJ Transit . The Pennsylvania Railroad's corporate symbol was the keystone , the Commonwealth of Pennsylvania's state symbol, with the letters "PRR" intertwined inside. When colored, it was bright red with a silver-grey inline and lettering. The Pennsylvania Railroad bought its first 75 freight cars in 1849. Two years later,
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#17327760102446200-400: The emission of harmful fumes and are recommended for indoor facilities, such as food-processing and healthcare sectors. Forklifts have also been identified as a promising application for reuse of end-of-life automotive batteries. Hydrogen fuel cell forklifts are powered by a chemical reaction between hydrogen and oxygen. The reaction is used to generate electricity which can then be stored in
6300-540: The end of 1926, it operated 11,640.66 miles (18,733.83 kilometers) of rail line; in the 1920s, it carried nearly three times the traffic as other railroads of comparable length, such as the Union Pacific and Atchison, Topeka & Santa Fe railroads. Its only formidable rival was the New York Central Railroad (NYC), which carried around three-quarters of the Pennsy's ton-miles. In 1968,
6400-476: The end of the century, a third and fourth track were added. Over the next 50 years, the Pennsy expanded by gaining control of other railroads by stock purchases and 999-year leases. At the end of its first year of operation, the Pennsylvania Railroad paid a dividend, and continued the dividend without interruption until 1946. The Pennsy's charter was supplemented on March 23, 1853, to allow it to purchase stock and guarantee bonds of railroads in other states, up to
6500-528: The first passenger train, the Metropolitan, went into operation over the newly electrified line from Philadelphia to Harrisburg. On April 15, the electrified freight service from Harrisburg and Enola Yard east was inaugurated, thus completing the Pennsy's eastern seaboard electrification program. The railroad had electrified 2,677 miles (4,308 km) of its track, representing 41% of the country's electrically operated standard railroad trackage. Portions of
6600-466: The following components: Below is a list of common forklift attachments: Any attachment on a forklift will reduce its nominal load rating, which is computed with a stock fork carriage and forks. The actual load rating may be significantly lower. It is possible to replace an existing attachment or add one to a lift that does not already have one. Considerations include forklift type, capacity, carriage type, and number of hydraulic functions (that power
6700-399: The forklift can place the boat into the water, as well as remove it when the boating activity is finished. Marina forklifts are unique among most other forklifts in that they feature a "negative lift" cylinder. This type of cylinder allows the forks to actually descend lower than ground level. Such functionality is necessary, given that the ground upon which the forklift operates is higher than
6800-526: The formation of Conrail. It reorganized in 1994 as American Premier Underwriters , which continues to operate as a property and casualty insurance company. With the opening of the Erie Canal in 1825 and the beginnings of the Chesapeake and Ohio Canal in 1828, Philadelphia business interests became concerned that the port of Philadelphia would lose traffic. The state legislature was pressed to build
6900-483: The hydraulic valves or by electrically controlled actuators, using smaller "finger" levers for control. The latter allows forklift designers more freedom in ergonomic design. Forklift trucks are available in many variations and load capacities. In a typical warehouse setting, most forklifts have load capacities between one and five tons. Larger machines, up to 50 tons lift capacity, are used for lifting heavier loads, including loaded shipping containers . In addition to
7000-507: The industrial truck sector. Some of the major organizations include: There are many significant contacts among these organizations and they have established joint statistical and engineering programs. One program is the World Industrial Trucks Statistics (WITS) which is published every month to the association memberships. The statistics are separated by area ( continent ), country and class of machine. While
7100-547: The largest business enterprise in the world and a world-class model for technological and managerial innovation. He served as the Pennsy's first Chief Engineer and third President. Thomson's sober, technical, methodical, and non-ideological personality had an important influence on the Pennsylvania Railroad, which in the mid-19th century was on the technical cutting edge of rail development, while nonetheless reflecting Thomson's personality in its conservatism and its steady growth while avoiding financial risks. His Pennsylvania Railroad
7200-518: The late 1980s, ergonomic design began to be incorporated in new forklift models to improve operator comfort, reduce injuries, and increase productivity. During the 1990s, undesirable exhaust emissions from forklift operations began to be tackled, which led to emission standards being implemented for forklift manufacturers in various countries. The introduction of AC power forklifts, along with fuel cell technology, were refinements in continuing forklift development. Forklifts are rated for loads at
7300-541: The lettering and outlining was originally done in real gold leaf. After World War II, the lettering was done in a light shade of gold, called Buff Yellow. For most of its existence, the Pennsylvania Railroad was conservative in its locomotive choices and pursued standardization, both in locomotive types and their component parts. Almost alone among U.S. railroads, the Pennsy designed most of its steam locomotive classes itself. It built most of them at Altoona Works , outsourcing only when Pennsy facilities could not keep up with
7400-547: The line from Philadelphia to Paoli, Pennsylvania, was completed. Other Philadelphia lines electrified were the Chestnut Hill Branch (March 30, 1918), White Marsh (1924), the main line to Wilmington, Delaware (September 30, 1928), West Chester (December 2, 1928), Trenton line (June 29, 1930), and completed on July 20, 1930 the Schuylkill Branch to Norristown, Pennsylvania, later followed by
7500-474: The line served the coal region of southern Illinois and as a passenger route for the Pennsylvania Railroad's Blue Ribbon named trains The St. Louisan , The Jeffersonian , and the Spirit of St. Louis . By 1906, the Pennsylvania built several low-grade lines for freight to bypass areas of steep grade (slope) and avoid congestion. These included: Some other lines were planned, but never completed: Early in
7600-434: The load for increased visibility or for multilevel 'break bulk' order picking. This type of truck, unlike articulated narrow-aisle trucks, requires a high standard of floor flatness. These lifts are found in places like marinas and boat storage facilities. Featuring tall masts, heavy counterweights, and special paint to resist seawater-induced corrosion , they are used to lift boats in and out of storage racks. Once out,
7700-429: The load, hence the name. There are two types: Standard forklifts use a counterweight at the rear of the truck to offset, or counterbalance, the weight of a load carried at the front of the truck. Electric-powered forklifts utilise the weight of the battery as a counterweight and are typically smaller in size as a result. A sideloader is a piece of materials-handling equipment designed for long loads. The operator's cab
7800-464: The locomotives were painted in black, referred to as "True Black." The passenger cars of the Pennsy were painted Tuscan Red , a brick-colored shade of red. Some electric locomotives and most passenger-hauling diesel locomotives were also painted in Tuscan Red. Freight cars of the Pennsy had their own color, known as "Freight Car Color," an iron-oxide shade of red. On passenger locomotives and cars,
7900-679: The low-grade freight line from Morrisville through Columbia to Enola Yard in Pennsylvania; the Port Road Branch from Perryville, Maryland, to Columbia; the Jamesburg Branch and Amboy Secondary freight line from Monmouth Junction to South Amboy; and the Landover-South End freight line from Landover, Maryland, through Washington to Potomac Yard in Alexandria, Virginia. In less than a year, on January 15, 1938,
8000-526: The manufacturer and have a new specification plate attached to indicate the changed load capacity with the attachment in use. In the context of attachment, a hydraulic function consists of a valve on the forklift with a lever near the operator that provides two passages of pressurized hydraulic oil to power the attachment features. Sometimes an attachment has more features than the forklift has hydraulic functions and one or more need to be added. There are many ways of adding hydraulic functions (also known as adding
8100-657: The merged product of numerous smaller lines in Ohio, Indiana, and Illinois. Commonly called the Panhandle Route , this line ran west from Pittsburgh to Bradford, Ohio , where it split, with one line to Chicago and the other to East St. Louis, Illinois , via Indianapolis, Indiana . In 1905, the acquisition of the Vandalia Railroad gave the Pennsy access across the Mississippi River to St. Louis, Missouri . Double-tracked for much of its length,
8200-448: The mid-1860s, the railroad had 9,379 freight cars; a decade later, 32,718; the mid-1880s, over 49,000; 1896, more than 87,000. The Pennsy changed its car reporting methods around 1900. The railroads owned and operated by the Pennsylvania Railroad system were now included in reports, in addition to the Pennsylvania Railroad proper. So, in 1900, the Pennsy had over 180,000 freight cars; by 1910, 263,039. The zenith of freight car ownership
8300-494: The modern forklift were manually powered hoists used to lift loads. In 1906, the Pennsylvania Railroad introduced battery-powered platform trucks for moving luggage at their Altoona, Pennsylvania , station. World War I saw the development of different types of material-handling equipment in the United Kingdom by Ransomes, Sims & Jefferies of Ipswich. This was in part due to the labor shortages caused by
8400-476: The next day, ending Pennsylvania Air Line service. In the early 1880s, the Pennsylvania acquired a majority of PW&B Railroad's stock. This action forced the Baltimore and Ohio Railroad (B&O) to build the Baltimore and Philadelphia Railroad to keep its Philadelphia access, where it connected with the Reading Company for its competing Royal Blue Line passenger trains to reach New York. In 1885,
8500-489: The other end of the spectrum from the counterbalanced forklift trucks are more 'high-end' specialty trucks. Articulating counterbalance trucks are designed to be both able to offload trailers and place the load in narrow aisle racking. The central pivot of the truck allows loads to be stored in racking at a right angle to the truck, reducing space requirements (therefore increasing pallet storage density) and eliminating double handling from yard to warehouse. Frederick L Brown
8600-552: The other lines heading north from the city. On June 29, 1873, the Baltimore and Potomac Tunnel through Baltimore was completed. The Pennsylvania Railroad started the Pennsylvania Air Line service ("air line" at the time being understood as a nearly-straight and nearly-flat route with distance similar to "as the crow flies") via the Northern Central Railway and Columbia, Pennsylvania. This service
8700-474: The railroad's needs. In such cases, subcontractors were hired to build to PRR designs, unlike most railroads that ordered to broad specifications and left most design choices to the builder. The Pennsy's favorite outsourced locomotive builder was Baldwin Locomotive Works , which received its raw materials and shipped out its finished products on Pennsy lines. The two companies were headquartered in
8800-962: The requirements of the ATEX 94/9/EC Directive if used in Zone 1, 2, 21 or 22 areas and be maintained accordingly. In order to decrease work wages, reduce operational cost and improve productivity, automated forklifts have also been developed. Automated forklifts are also called forked automated guided vehicles and are already available for sale. Engines may be diesel, kerosene, gasoline, natural gas, butane, or propane-fueled, and may be either two-stroke spark ignition, four-stroke spark ignition (common), two-stroke compression ignition, and four-stroke compression ignition (common). North American Engines come with advanced emission control systems. Forklifts built in countries such as Iran or Russia will typically have no emission control systems. These forklifts use an internal combustion engine modified to run on LPG . The fuel
8900-440: The rest of the main line to Trenton, New Jersey. In 1928, PRR's president William Wallace Atterbury announced plans to electrify the lines between New York, Philadelphia, Washington, and Harrisburg. In January 1933, through main-line service between New York and Philadelphia/Wilmington/Paoli was placed in operation. The first test run of an electric train between Philadelphia and Washington occurred on January 28, 1935. On February 1
9000-407: The same term [REDACTED] This disambiguation page lists articles associated with the title Hi-Lo . If an internal link led you here, you may wish to change the link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=Hi-Lo&oldid=1189746257 " Category : Disambiguation pages Hidden categories: Short description
9100-465: The statistics are generic and do not count production from most of the smaller manufacturers, the information is significant for its depth. These contacts have brought to a common definition of a Class System to which all the major manufacturers adhere. Forklift safety is subject to a variety of standards worldwide. The most important standard is the ANSI B56—of which stewardship has now been passed from
9200-626: The use of the inclined planes of the Allegheny Portage Railroad. In 1857, the PRR purchased the Main Line of Public Works from the state of Pennsylvania. This purchase included 275 miles (443 km) of canal, the Philadelphia & Columbia Railroad, and the New Portage Railroad (which replaced the now abandoned Allegheny Portage Railroad). The Pennsy abandoned most of the New Portage Railroad in 1857 as it
9300-467: The war. In 1917, Clark in the United States began developing and using powered tractor and powered lift tractors in its factories. In 1919, the Towmotor Company and, in 1920, Yale & Towne Manufacturing , entered the lift truck market in the United States. Continuing development and expanded use of the forklift continued through the 1920s and 1930s. The introduction of hydraulic power and
9400-429: The water level below. Additionally, marina forklifts feature some of the longest forks available, with some up to 24 feet long. The forks are also typically coated in rubber to prevent damage to the hull of the boats that rest on them. Omnidirectional technology (such as Mecanum wheels ) can allow a forklift truck to move forward, diagonally and laterally, or in any direction on a surface. An omnidirectional wheel system
9500-471: Was 54.5 miles (87.7 km) longer than the old route but avoided the transfer in Baltimore. The Union Railroad line opened on July 24, 1873. This route eliminated the transfer in Baltimore. Pennsy officials contracted with both the Union Railroad and the Philadelphia, Wilmington and Baltimore Railroad (PW&B) for access to this line. The Pennsy's New York–Washington trains began using the route
9600-552: Was assisted by the Pennsy in the form of a guarantee of $ 500,000 worth of bonds. In 1856, a controlling interest was purchased in the Cumberland Valley Railroad and the Pennsy constructed additional lines in Philadelphia. In 1857, the aforementioned Main Line of Public Works was purchased for $ 7,500,000 ($ 245 million in 2023). The Empire Transportation Company was founded in 1865 by Joseph D. Potts and became
9700-548: Was in his day the largest railroad in the world, with 6,000 miles of track, and was famous for steady financial dividends, high quality construction, constantly improving equipment, technological advances (such as replacing wood fuel with coal), and innovation in management techniques for a large complex organization. The railroad's other presidents were: The Pennsylvania Railroad's board chairman/CEOs were: The railroad's vice-presidents were: The Pennsy's main line extended from Philadelphia to Pittsburgh, Pennsylvania. In 1861,
9800-481: Was now redundant with the Pennsylvania Railroad's own line. In 1861, the Pennsy leased the HPMtJ&L to bring the entire stretch of road between Pittsburgh and Philadelphia under its control. The Johnstown to Pittsburgh stretch of canal was abandoned in 1865 and the rest of the canals sold to the Pennsylvania Canal Company in 1866. The main line was double track from its inception, and by
9900-416: Was reached in 1919 when the Pennsy owned a reported 282,729 freight cars. Steel in freight car construction began during the later part of the 19th century, when cars were now being built with a steel underframe and wooden bodies or were all steel. The Pennsy steadily replaced their wooden cars with steel versions until there were no more wooden cars by 1934. During the first quarter of the 20th century,
10000-562: Was simultaneously built from Pittsburgh, eastward along the Allegheny and Conemaugh rivers to Johnstown, while the eastern end was built from Harrisburg to Altoona. In 1848, the Pennsy contracted with the Harrisburg, Portsmouth, Mountjoy and Lancaster Railroad (HPMtJ&L) to buy and use equipment over both roads, providing service from Harrisburg east to Lancaster. In 1851, tracks were completed between Pittsburgh and Johnstown. In 1852,
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