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A direct-drive mechanism is a mechanism design where the force or torque from a prime mover is transmitted directly to the effector device (such as the drive wheels of a vehicle) without involving any intermediate couplings such as a gear train or a belt. [1] [2] [3] [4]
In 2013, direct-drive sim steering wheels were introduced in large scale to the consumer mass market as a more advanced alternative to gear- and belt-driven steering wheels. The first commercially broadly available direct-drive wheel base was released in 2013 by the UK-based Leo Bodnar Electronics , after having been retailing to racing teams ...
Traction engines were cumbersome and ill-suited for crossing soft or heavy ground, so their agricultural use was usually either "on the belt" – powering farm machinery by means of a continuous leather belt driven by the flywheel, a form of power take-off – or in pairs, dragging an implement on a cable from one side of a field to another.
John Deere Front end loaders CAD model tracing of a tractor mounted loader mechanism CAD model tracing of a skid loader mechanism. A loader is a heavy equipment machine used in construction to move or load materials such as soil, rock, sand, demolition debris, etc. into or onto another type of machinery (such as a dump truck, conveyor belt, feed-hopper, or railroad car).
Side loaders drive next to bins placed on the curb. Most have a way to self-load from bins. Some have a low hopper between the cab and body. Others have an arm that picks up the bin, raises it up along the side of the body, then dumps it in a hopper on the top of the body. Side loaders are used for residential curb-side pickup.
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 ...
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Many semi-trailers have wheels that are capable of being totally dismounted and are also relocatable [6] (repositionable) to better distribute load to bearing wheel weight factors. [7] Semi-trailers are more popular for transport than full trailers, which have both front and rear axles. Ease of backing is cited as one of the semi's chief ...