Title:
DOOR DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/229990
Kind Code:
A1
Abstract:
Provided is a door device with which it is possible to shorten a low-speed door suspension body. This door device comprises: a high-speed door provided at an entrance so as to be movable in the vertical direction; a low-speed door provided at the entrance so as to be movable in the vertical direction; a high-speed door suspension body for suspending the high-speed door, and for moving the high-speed door in the vertical direction in accordance with the movement of the high-speed door suspension body itself; a low-speed door suspension body for suspending the low-speed door while wound on the low-speed door, and for moving the low-speed door in the vertical direction in accordance with the movement of the low-speed door suspension body itself; and a joint for connecting together the high-speed door suspension body and the low-speed door suspension body, and for linking the movement of the low-speed door suspension body to the movement of the high-speed door suspension body.
Inventors:
SHIMIZU KEISUKE (JP)
Application Number:
PCT/JP2018/021255
Publication Date:
December 05, 2019
Filing Date:
June 01, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B66B13/06; E05F17/00; E06B3/44
Foreign References:
| JPS144426Y1 | ||||
| JPS554232U | 1980-01-11 | |||
| JP2017036628A | 2017-02-16 | |||
| JPS6044977U | 1985-03-29 | |||
| KR100927651B1 | 2009-11-20 |
Attorney, Agent or Firm:
TAKADA, Mamoru et al. (JP)
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