Title:
ELEVATOR DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/124481
Kind Code:
A1
Abstract:
Provided is an elevator device, wherein a machine room can be moved upward within a hoistway. The machine room is provided with a hoist. A first raising/lowering unit is hung within the hoistway by a suspension unit. A second raising/lowering unit is hung within the hoistway by the suspension unit on the side opposite from the first raising/lowering unit with respect to the drive sheave. A take‐up device takes up the suspension unit. During the upward movement of the machine room, a control device controls the hoist so as to send the suspension unit from the take‐up device to the hoistway.
Inventors:
KONDO RIKIO (JP)
KODAIRA DAITO (JP)
KODAIRA DAITO (JP)
Application Number:
PCT/JP2019/049624
Publication Date:
June 24, 2021
Filing Date:
December 18, 2019
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B66B9/187; B66B7/00
Foreign References:
| JPS5612285A | 1981-02-06 | |||
| JPS5725881U | 1982-02-10 | |||
| JPS5742481A | 1982-03-10 | |||
| JPH03264482A | 1991-11-25 | |||
| US20140367205A1 | 2014-12-18 |
Attorney, Agent or Firm:
SOGA, Michiharu et al. (JP)
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