Title:
ELEVATOR SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/194502
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an elevator system that allows a door to be open if a passenger car is stopped in a location where the door can be opened even if a communication error occurs between a controller and a car controller. For this purpose, provided is an elevator system having a passenger car, a controller, and a car controller, wherein the controller transmits a door opening enabling signal to the car controller in a case in which communication with the car controller is normal and the passenger car is stopped at a service floor, and the car controller turns on a door opening permission flag in a case in which the door opening enabling signal has been received from the controller while the passenger car is operating and turns off the door opening permission flag in a case in which the door opening enabling signal has not been received from the controller while the passenger car is operating.
Inventors:
SAITO YUKI (JP)
MAEHARA TOMOAKI (JP)
YAMASHITA KOICHI (JP)
TORIYABE SATORU (JP)
HATORI TAKAHIRO (JP)
TANABAYASHI HAYATE (JP)
MATSUKUMA TOSHIHARU (JP)
HOSHINO TAKAMICHI (JP)
MAEHARA TOMOAKI (JP)
YAMASHITA KOICHI (JP)
TORIYABE SATORU (JP)
HATORI TAKAHIRO (JP)
TANABAYASHI HAYATE (JP)
MATSUKUMA TOSHIHARU (JP)
HOSHINO TAKAMICHI (JP)
Application Number:
PCT/JP2019/012833
Publication Date:
October 01, 2020
Filing Date:
March 26, 2019
Export Citation:
Assignee:
HITACHI LTD (JP)
International Classes:
B66B3/00; B66B5/02
Foreign References:
JP2016190726A | 2016-11-10 | |||
JP2005112524A | 2005-04-28 | |||
JP6471202B1 | 2019-02-13 | |||
JP2001151429A | 2001-06-05 |
Attorney, Agent or Firm:
POLAIRE I.P.C. (JP)
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