Invention Grant
- Patent Title: Method and device for a safe emergency stop of an elevator
- Patent Title (中): 电梯安全紧急停止的方法和装置
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Application No.: US13855302Application Date: 2013-04-02
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Publication No.: US09434575B2Publication Date: 2016-09-06
- Inventor: Ari Kattainen , Antti Hovi
- Applicant: KONE Corporation
- Applicant Address: FI Helsinki
- Assignee: KONE CORPORATION
- Current Assignee: KONE CORPORATION
- Current Assignee Address: FI Helsinki
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: FI20106040 20101011
- Main IPC: B66B1/32
- IPC: B66B1/32 ; H02P3/02 ; H02P3/18
Abstract:
A method and a safety device for implementing the method are provided in connection with a quick stop situation of an elevator. In the method, an activation process of a machinery brake is started and also a disconnection process of the current supply of the elevator motor is started after the starting of the activation process of a machinery brake.
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