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Trailer hitch balls come in various sizes depending on the load they carry and the country of operation, with removable types consisting of a bolt/shank to attach to the ball mount. The trailer tongue (North America) or coupling (outside North America) slips over a trailer hitch ball attached to a receiver hitch mount or integral with the hitch ...
Continuous track or tracked treads are a system of vehicle propulsion used in tracked vehicles, running on a continuous band of treads or track plates driven by two or more wheels. The large surface area of the tracks distributes the weight of the vehicle better than steel or rubber tyres on an equivalent vehicle, enabling continuous tracked ...
For cars and light trucks, towing is accomplished via a trailer hitch. In addition to the vehicle limits, the hitch assembly may have its own set of limits, including tongue weight (the amount of weight that presses downward on the hitch) and trailer weight (the full weight of the trailer, including contents).
Trailer Tracking is also a trucking term in which, when a Semi turns a corner the trailer tires will be closer to the curb (even jump the curb if semi turns to sharp) than the truck cab will be. Trailer tracking systems require 4 essential components to operate. Tracking Device; Communication Network; Back-end Server and Database; User ...
A full trailer is a term used in the United States and New Zealand [4] for a freight trailer supported by front and rear axles and pulled by a drawbar. In Europe this is known as an A-frame drawbar trailer, and in Australia it is known as a dog trailer. Commercial freight trailers are produced to length and width specifications defined by the ...
The fifth-wheel coupling provides the link between a semi-trailer and the towing truck, tractor unit, leading trailer or dolly. The coupling consists of a kingpin , a 2-or- 3 + 1 ⁄ 2 -inch-diameter (50.8 or 88.9 mm) vertical steel pin protruding from the bottom of the front of the semi-trailer, and a horseshoe-shaped coupling device called a ...
In transportation, a pintle hitch is a type of tow hitch that uses a tow ring configuration to secure to a hook or a ball combination for the purpose of towing an unpowered vehicle. [1] [2] As a weapon mount, a pintle mount is used with machine guns as the mounting hardware that mates the machine gun to a vehicle or tripod. Essentially, the ...
The up-stop system was developed in 1919 by John A. Miller. He patented a design to make Pleasure-Railway attractions safer. He patented a design to make Pleasure-Railway attractions safer. His design consisted of wheels underneath the rails, keeping the train on the track rather than relying on gravity, which allowed more aggressive inclines ...