Ads
related to: used trucks with fifth wheel hitch for saleamazon.com has been visited by 1M+ users in the past month
Search results
Results From The WOW.Com Content Network
Some larger fifth-wheel trailers, usually over 40 feet (12.2 m) in length and 18,000 pounds (8,200 kg) in weight, are pulled by semi-trucks. Fifth-wheel trailers have become increasingly popular since they first became commercially available in the late 1960s.
The invention of the fifth wheel for motorized trucks is often credited to US inventor Charles H. Martin of the Martin Rocking Fifth Wheel Co. who invented the device in 1915. [5] It was submitted for patent in 1915 and finalized in 1916, with Herman Farr as inventor and Martin as assignee.
This let the truck perform wrecker duties and to load and tow semi trailers. All had a front and rear winch. Oversize 12.00×20 were used, this was the only model to have this size. As a wrecker the boom could support 12,000 lb (5,400 kg), as a tractor the fifth wheel load rating was 15,000 lb (6,800 kg). [7] [19]
Although the Curtiss Camp Car patent referred to a second forthcoming patent application for a Curtiss-designed fifth-wheel coupling, no such patent was submitted. Images of the Camp Car held in the archives of the Glenn H. Curtiss Museum indicate that the fifth-wheel hitch used was the commercially available Martin Rocking Fifth Wheel.
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 ...
The M931 (M932 w/winch) was a semi-tractor used to tow semi-trailers up to 37,500 pounds (17,000 kg). A front-mounted winch was optional. Unlike commercial trucks the fifth-wheel could also pivot side to side, making a more flexible connection to the trailer. Even so, off-road performance was limited. [14]