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Patent Searching and Data


Title:
ELEVATOR DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/020738
Kind Code:
A1
Abstract:
[Problem] To propose an elevator device in which workability and safety can be improved. [Solution] An elevator device provided with a mechanical lock device for mechanically maintaining a rescue door in a closed state, and an electric detection switch for detecting the open/closed state of the rescue door, wherein a rescue port device is provided with a lock mechanism part for operating the mechanical lock device and the electric detection switch, and the lock mechanism part disengages the closed state of the rescue door by means of the mechanical lock device in response to an open state of the rescue door detected by the electric detection switch.

Inventors:
KAWABATA, Ryohei (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
KAWAMURA, Yousuke (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
Application Number:
JP2017/013378
Publication Date:
February 01, 2018
Filing Date:
March 30, 2017
Export Citation:
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Assignee:
HITACHI, LTD. (6-6 Marunouchi 1-chome, Chiyoda-ku Tokyo, 80, 〒1008280, JP)
International Classes:
B66B5/00; B66B11/02; H01H27/00
Domestic Patent References:
WO2014027392A12014-02-20
Foreign References:
JPS5782714U1982-05-21
JPS5770224U1982-04-27
JPS5135939A1976-03-26
JP2013511455A2013-04-04
Attorney, Agent or Firm:
SUNNEXT INTERNATIONAL PATENT OFFICE (Seafort Square Center Building, 16F 2-3-12, Higashishinagawa, Shinagawa-k, Tokyo 02, 〒1400002, JP)
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