Title:
エレベーター、エレベーターの通話管理方法およびエレベーターの通話管理プログラム
Document Type and Number:
Japanese Patent JP7168804
Kind Code:
B2
Abstract:
To realize telephone call management of an elevator which can improve the reliability for the elevator.SOLUTION: The connection with a telephone 140 being a phone calling destination is established by an operation of a calling request of an interphone 102b provided in a car 102 that moves in a hoistway. In a state where the connection between the interphone 102b and the telephone 140 is established, when the state where there is no input of the voice to a microphone of the interphone 102b continues for a prescribed time or more, it is determined that there is no telephone call between the interphone 102b and the telephone 140 and the connection between the interphone 102b and the telephone 140 is shut down. Since there is no need to wastefully establish the connection when there is no telephone call between the interphone and the telephone, with the shut-down of a channel in this case, such a situation that a channel with a user (such as a passenger of a car of a different elevator) who desires the interphone telephone call with high urgency is hard to be connected can be prevented.SELECTED DRAWING: Figure 1
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Inventors:
Katsushi Ishida
Shinobu Sekine
Toru Shibata
Shinobu Sekine
Toru Shibata
Application Number:
JP2022032179A
Publication Date:
November 09, 2022
Filing Date:
March 02, 2022
Export Citation:
Assignee:
Japan Elevator Service Holdings Co., Ltd.
International Classes:
B66B5/00; B66B3/00
Domestic Patent References:
| JP2006103910A | ||||
| JP2007331849A | ||||
| JP2014223998A | ||||
| JP2009091048A | ||||
| JP2014144840A |
Foreign References:
| US20050045425 |
Attorney, Agent or Firm:
Akinori Sakai