Implements or apparatus for applying pushing or pulling force – Apparatus for hauling or hoisting load – including driven... – Device includes rotatably driven – cable contacting drum
Patent
1988-02-09
1989-07-04
Hail, III, Joseph J.
Implements or apparatus for applying pushing or pulling force
Apparatus for hauling or hoisting load, including driven...
Device includes rotatably driven, cable contacting drum
200298, 254362, B66D 146, H01H 906
Patent
active
048444219
ABSTRACT:
An operating device for an electric hoist, comprises a switch box and a cylindrical body connected to a lower end of a chain depending from a main body of the electric hoist for lifting a load. To a lower end of the cylindrical body is connected a lower hook hanging the load to be lifted. The operating device further comprises a grip vertically slidably fitted on the cylindrical body and kept at a substantially mid position of a slidable distance of the grip relative to the cylindrical body, raising and lowering switches for raising and lowering the load provided in the cylindrical body to be actuated by a striker fixed to the grip, high and low speed alteration switch provided in the switch box for changing high and low operating speeds of the electric hoist, and a stepless speed adjusting device for adjusting the high and low operating speeds of the electric hoist in a stepless manner.
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Hail III Joseph J.
Kabushiki Kaisha Kito
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