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Replacing an advertising poster in London using an aerial work platform. An aerial work platform (AWP), also an aerial device, aerial lift, boom lift, bucket truck, cherry picker, elevating work platform (EWP), mobile elevating work platform (MEWP), or scissor lift, is a mechanical device used to provide temporary access for people or equipment to inaccessible areas, usually at height.
JLG 1200SJP Boom Lift. JLG introduced its first scissor lift in 1973, and in 1979, scissor lift production began in JLG's Bedford, Pennsylvania location. The firm's current product line includes the following types of items: Mast booms and boom lifts (aerial work platforms) Towable & trailer mounted boom lift trucks and telehandlers; Vertical ...
The TrailerCaddy Terminal Tractor is a low-cost solution for distribution centers that need to move heavy trailers. This small caddy can lift entire semi-trailers up to 100,000 pounds Skip to main ...
After the war, Fruehauf introduced hydraulics in his trailers. They offered hydraulic lift gates, hydraulic winches and a dump trailer for sales in the early 1920s. Fruehauf became the premier supplier of dump trailers and their famed "bathtub dump" was considered to be the best by heavy haulers, road and mining construction firms. [3] [4] [5]
The first modular self-propelled trailers were built in the 1970s. In the early 1980s, heavy haulage company Mammoet [ 6 ] refined the concept into the form seen today. [ 7 ] They set the width of the modules at 2.44 m, so the modules would fit on an ISO container flatrack .
This mechanism is used in devices such as lift tables and scissor lifts.Modern low-profile computer keyboards make an extensive use of it as well, installing each key on a scissor support to ensure their smooth vertical movement, allowing the use of a cheap and reliable rubber dome contact set, instead of expensive and complex array of mechanical switches.
Euclid produced its first specially-designed, 7-yard (6.4 m)-long, off-road dump truck, the Model 1Z, in January 1934. It was powered by a 100 horsepower (75 kW) Waukesha gasoline engine, and used an extremely heavy-duty, Euclid rear axle, fitted with a new 17.5 x 24 tire, which had just been released by the tire industry.
Conventional style cab tractor A cab-over semi-tractor Tractor with an end-dump trailer A FAW semi-trailer truck in China A semi-trailer truck (also known by a wide variety of other terms – see below) is the combination of a tractor unit and one or more semi-trailers to carry freight. A semi-trailer attaches to the tractor with a type of hitch called a fifth wheel. Other terms There are a ...