Invention Grant
- Patent Title: Arrangement for releasing the operating brake of an elevator
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Application No.: US16137736Application Date: 2018-09-21
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Publication No.: US10450164B2Publication Date: 2019-10-22
- Inventor: Olli Pokkinen , Teppo Vuorio , Arto Nakari
- Applicant: Kone Corporation
- Applicant Address: FI Helsinki
- Assignee: Kone Corporation
- Current Assignee: Kone Corporation
- Current Assignee Address: FI Helsinki
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: EP16169166 20160511
- Main IPC: B66B5/02
- IPC: B66B5/02 ; B66B5/00 ; B66B5/06 ; B66B5/04

Abstract:
The invention relates to an arrangement for releasing the operating brake of an elevator in an emergency situation and for driving an elevator car of the elevator to a floor level, comprising at least one electric operating brake of the elevator as well as a brake release lever, which brake release lever is connected with the brake via a mechanical transmission means, which arrangement further comprises an overspeed governor connected with a gripping device of the elevator car. According to the invention in between the brake release lever and the brake a coupling device is arranged, which coupling device is controlled by the overspeed governor. Via this means the car velocity is controlled also during release of trapped passengers.
Public/Granted literature
- US20190023531A1 ARRANGEMENT FOR RELEASING THE OPERATING BRAKE OF AN ELEVATOR Public/Granted day:2019-01-24
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