Title:
ELEVATOR
Document Type and Number:
WIPO Patent Application WO/2017/175577
Kind Code:
A1
Abstract:
With respect to an elevator that supplies power to a car when the elevator is stopped, the present invention addresses the problem of reducing wiring installed in an elevator shaft. In the present invention, a power transmission unit 11 controls power supply to a power storage device of a car 52 on the basis of signals from a landing indication device 731, which is located in a landing of a floor to which power is to be supplied and which indicates that a car is arriving, and from a landing indication control unit 711 that controls the landing indication device 731. A charging state of the power storage device in which power is stored by the power supply is monitored, and if the charging state exceeds a predetermined amount of stored power, power storage to the power storage device is stopped.
Inventors:
MORI KAZUHISA (JP)
YAMADA MASAAKI (JP)
MATSUMOTO YOHEI (JP)
OHNUMA NAOTO (JP)
YAMADA MASAAKI (JP)
MATSUMOTO YOHEI (JP)
OHNUMA NAOTO (JP)
Application Number:
PCT/JP2017/011188
Publication Date:
October 12, 2017
Filing Date:
March 21, 2017
Export Citation:
Assignee:
HITACHI LTD (JP)
International Classes:
B66B1/34
Foreign References:
| JP2002003096A | 2002-01-09 | |||
| JP2012121708A | 2012-06-28 | |||
| JP2012006748A | 2012-01-12 | |||
| JP2013225962A | 2013-10-31 | |||
| JP2014220940A | 2014-11-20 | |||
| US6412604B1 | 2002-07-02 |
Attorney, Agent or Firm:
POLAIRE I.P.C. (JP)
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