Title:
【発明の名称】2つの牽引ケーブル(tractioncable)を有する巻上装置(hoist)用力バランス装置及びかかる装置を装着した巻上装置
Document Type and Number:
Japanese Patent JP2003514739
Kind Code:
A
Abstract:
The invention concerns a load balancing device consisting of a planetary or trochoidal mechanical differential speed reducer, arranged on a winch comprising two drums and enabling to balance the torque exerted on the drums. Thus, if a cable is improperly wound on one of th drums, the balancing device enables the tensile load exerted on each wire to remain identical. Such a device is particularly efficient to ensure security for a working platform operating on a building facade.
More Like This:
| WO/1991/006502 | WINCH |
| JP3953105 | Elevator shuttle with horizontally transported elevator car |
Inventors:
Wasinski Andorget
Application Number:
JP2001539781A
Publication Date:
April 22, 2003
Filing Date:
October 27, 2000
Export Citation:
Assignee:
PLUMETTAZ SA
International Classes:
B66D1/22; B66D1/26; B66D1/60; E04G3/32; (IPC1-7): B66D1/26; B66D1/22
Domestic Patent References:
| JPH0516791U | 1993-03-02 | |||
| JPS6415556A | 1989-01-19 | |||
| JPS4846127A | 1973-07-02 | |||
| JPS55125292U | 1980-09-05 | |||
| JPS6449532A | 1989-02-27 |
Foreign References:
| FR2183594A1 | 1973-12-21 | |||
| US3985047A | 1976-10-12 |
Attorney, Agent or Firm:
Higuchi Takehisa