Electric hoist and traction apparatus

Details Electric hoist and traction apparatus Electric hoist and traction apparatus

1993-12-03

1996-07-09

Matecki, Katherine

Implements or apparatus for applying pushing or pulling force

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

Device includes rotatably driven, cable contacting drum

254903, 310 75R, 310 78, 464 46, B66D 100

Patent

active

055337120

ABSTRACT:
An elastic hoist and traction apparatus in which a friction receiving surface is provided at a rotor of a motor, and an overload prevention device is provided at the reverse side to a load on a brake for stopping a driving shaft and between the motor shaft and the friction receiving surface of the rotor or between the motor shaft and the driving shaft, thereby solving the problem created in that the overload prevention device is provided at the load side of the brake.

REFERENCES:
patent: 2297988 (1942-10-01), Sawyer
patent: 4103872 (1978-08-01), Hirasuka
patent: 4502667 (1985-03-01), Nakamura
patent: 4508318 (1985-04-01), Maeda
patent: 4588913 (1986-05-01), Adami
patent: 4636962 (1987-01-01), Broyden et al.
patent: 5081385 (1992-01-01), Gajjar

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