Title:
ELECTRIC HOIST DEVICE
Document Type and Number:
Japanese Patent JPS5790394
Kind Code:
A
Abstract:
This electric hoist incorporates a wedging-groove pulley controlling a free-end wire-rope and comprises an epicyclic reducing gear surrounding the motor output shaft and providing a high reduction ratio with a minimum axial length; the gear comprises a sun wheel rigid with the motor shaft, planets meshing with this wheel and also with two internally toothed annuli having different tooth numbers, namely a fixed annulus and a driven annulus rigid with the wedging pulley coaxial with the motor shaft.
More Like This:
Inventors:
DESPLATS ANDRE (FR)
Application Number:
JP16192781A
Publication Date:
June 05, 1982
Filing Date:
October 09, 1981
Export Citation:
Assignee:
TRACTEL SA (FR)
International Classes:
B66D1/74; B66D3/00; B66D3/20; B66D1/22; (IPC1-7): B66D1/22; B66D3/00
Domestic Patent References:
| JPS3211857Y1 | ||||
| JP18010308Y1 |
Foreign References:
| US3524626A | 1970-08-18 |