bull wheel


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bull wheel

[′bu̇l ‚wēl]
(mechanical engineering)
The main wheel or gear of a machine, which is usually the largest and strongest.
A cylinder which has a rope wound about it for lifting or hauling.
A wheel attached to the base of a derrick boom which swings the derrick in a vertical plane.
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References in periodicals archive ?
6:1 reduction gear that is connected to the back of the second bull wheel.
diameter bull wheels in the motor room under the lower station.
One elevating canvas is above the other and they revolve in opposite directions at a slant up over the binder's large bull wheel.
The same 17 inch sprockets were left on the bull wheel to drive the tractor with the original binder drive chain.
The rear wheels were bull wheels salvaged from grain binders.
Its manufacturing plant in Salt Lake City provides the classic structural components such as towers and terminal structures and its Sacramento facility manufactures the chairs, bull wheels and specialty equipment.
sprockets from the bull wheels form the base of a stool made from a dump rake seat .