Invention Grant
- Patent Title: Activation of an emergency light unit
- Patent Title (中): 激活应急灯单元
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Application No.: US13440258Application Date: 2012-04-05
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Publication No.: US09199824B2Publication Date: 2015-12-01
- Inventor: Frank Olivier Roussel , Lukas Barmet
- Applicant: Frank Olivier Roussel , Lukas Barmet
- Applicant Address: CH Hergiswil
- Assignee: Inventio AG
- Current Assignee: Inventio AG
- Current Assignee Address: CH Hergiswil
- Agency: Fraser Clemens Martin & Miller LLC
- Agent William J. Clemens
- Priority: EP11161133 20110405
- Main IPC: B66B5/02
- IPC: B66B5/02
Abstract:
An emergency light unit (arranged in an elevator cage) of an elevator installation can be activated. A light sensor unit and a lighting unit are arranged in the elevator cage. The emergency light unit is activated by an elevator control unit in dependence on at least one light intensity value detected by the light sensor unit when the elevator cage door is closed and transmitted to the control unit.
Public/Granted literature
- US20120256549A1 ACTIVATION OF AN EMERGENCY LIGHT UNIT Public/Granted day:2012-10-11
Information query
