Invention Grant
- Patent Title: Door motor brake
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Application No.: US15752714Application Date: 2015-08-14
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Publication No.: US11040857B2Publication Date: 2021-06-22
- Inventor: Aurélien Fauconnet , Gérard Sirigu
- Applicant: Otis Elevator Company
- Applicant Address: US CT Farmington
- Assignee: Otis Elevator Company
- Current Assignee: Otis Elevator Company
- Current Assignee Address: US CT Farmington
- Agency: Cantor Colburn LLP
- International Application: PCT/IB2015/001551 WO 20150814
- International Announcement: WO2017/029531 WO 20170223
- Main IPC: B66B13/16
- IPC: B66B13/16 ; B66B13/08 ; B66B9/00 ; F16D63/00

Abstract:
An elevator system includes a hoistway; and an elevator car (12) disposed in and drivable along the hoistway, the elevator car including: an elevator car door (38); an elevator door motor (40) operably connected to the elevator car door to selectably open and close the elevator car door; and a door motor brake (52) disposed at the elevator car door and selectably engageable with the elevator door motor to prevent operation of the elevator door motor thus preventing undesired opening and/or closure of the elevator car door.
Public/Granted literature
- US20180244498A1 DOOR MOTOR BRAKE Public/Granted day:2018-08-30
Information query
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