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  2. Hoist (mining) - Wikipedia

    en.wikipedia.org/wiki/Hoist_(mining)

    A drum hoist (steel wire rope visible) and motor. In underground mining a hoist or winder [1] is used to raise and lower conveyances within the mine shaft.Modern hoists are normally powered using electric motors, historically with direct current drives utilizing Ward Leonard control machines and later solid-state converters (), although modern large hoists use alternating current drives that ...

  3. Genie (Terex) - Wikipedia

    en.wikipedia.org/wiki/Genie_(Terex)

    Genie is an American company that manufactures work lifts and platforms used in construction, maintenance, warehouse stocking, and equipment installation. Founded in 1966 by Bud Bushnell, the company operated independently until acquired by Terex in 2002. [1] Genie operates in locations worldwide, headquartered in Bothell, Washington, United ...

  4. Stacker - Wikipedia

    en.wikipedia.org/wiki/Stacker

    Gold dredges in Alaska had a stacker that was a fixed part of the dredge. It carried over-size material to the tailings pile. Stackers are nominally rated for capacity in t/h [1 t/h (0.98 long ton/h; 1.1 short ton/h)]. They normally travel on a rail between stockpiles in the stockyard. A stacker can usually move in at least two directions ...

  5. Counterweight - Wikipedia

    en.wikipedia.org/wiki/Counterweight

    A simple crane. A counterweight is a weight that, by applying an opposite force, provides balance and stability of a mechanical system. [1] The purpose of a counterweight is to make lifting the load faster and more efficient, which saves energy and causes less wear and tear on the lifting machine.

  6. Engine balance - Wikipedia

    en.wikipedia.org/wiki/Engine_balance

    An early example is the 3.3 L (200 cu in) and 3.8 L (229 cu in) Chevrolet 90° V6 engines, which have an 18° offset crankshaft resulting in an uneven firing interval. Newer examples, such as the Honda C engine, use 30° offset crank pins, resulting in an even firing interval. As per V6 engines with 60° V angles, these engines have primary ...

  7. Balance shaft - Wikipedia

    en.wikipedia.org/wiki/Balance_shaft

    Balance shaft in Ford Taunus V4 engine.. Balance shafts are used in piston engines to reduce vibration by cancelling out unbalanced dynamic forces. The counter balance shafts have eccentric weights and rotate in the opposite direction to each other, which generates a net vertical force.