Title:
エレベーター及びエレベーター制御装置
Document Type and Number:
Japanese Patent JP6823080
Kind Code:
B2
Abstract:
An elevator according to one embodiment of the present invention is equipped with an electronic safety controller having an open-door-travel safeguard function for determining an open-door-travel abnormality and stopping the elevator car, and an operation control controller for stopping operation of the elevator car when the electronic safety controller determines an open-door-travel abnormality to be present. The electronic safety controller receives signals from a primary firefighting operation switch and a secondary firefighting operation switch, and invalidates the open-door-travel abnormality when determined that the primary firefighting operation switch and the secondary firefighting operation switch have been activated.
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Inventors:
Koichi Yamashita
Yohei Sugiyama
Takamichi Hoshino
Yohei Sugiyama
Takamichi Hoshino
Application Number:
JP2018556029A
Publication Date:
January 27, 2021
Filing Date:
December 12, 2016
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
B66B5/02
Domestic Patent References:
| JP2009062127A | ||||
| JP2013216411A |
Foreign References:
| WO2015079976A1 |
Attorney, Agent or Firm:
Shinto International Patent Office