Electric hoist including a planetary reduction gear housing disp

Details Electric hoist including a planetary reduction gear housing disp Electric hoist including a planetary reduction gear housing disp

1991-10-22

1993-02-09

Stodola, Daniel P.

Implements or apparatus for applying pushing or pulling force

Apparatus for hauling or hoisting load, including driven...

Device includes rotatably driven, cable contacting drum

254362, B66D 122

Patent

active

051848074

ABSTRACT:
An electric hoist which includes a drum mounted in a carrying frame, and an electric motor mounted on one end face of the carrying frame, and connected kinematically to a planetary reduction gear, whose housing is disposed totally inside the drum. The housing is connected to the drum by a gear diaphragm and a gear ring. The carrying frame is connected by a connecting shaft and spline joints to the output shaft of a stem, and the gear ring is shaped as an integral part of the drum.

REFERENCES:
patent: 2966068 (1960-12-01), Christian
patent: 3460807 (1969-08-01), Prikhodko et al.
patent: 3850411 (1974-11-01), Vavilov et al.

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