发明申请
- 专利标题: COMBINATION CAPACITIVE AND RESISTIVE OBSTACLE SENSOR
- 专利标题(中): 组合电容和电阻式障碍传感器
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申请号: US15333797申请日: 2016-10-25
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公开(公告)号: US20170044813A1公开(公告)日: 2017-02-16
- 发明人: Mirko Pribisic , Liviu Bolbocianu , Alex Porat , Thomas Mellary , Timothy Dezorzi , Allan Corner , Erik Schattenmann , Anjan Nayani
- 申请人: Magna Closures Inc.
- 主分类号: E05F15/46
- IPC分类号: E05F15/46 ; H03K17/96 ; G01D5/24 ; G01V3/08 ; G01D5/16
摘要:
An obstacle sensor for a closure panel of a vehicle includes an elongate non-conductive case which encloses a first, second, and third elongate conductive electrodes. The first and second electrodes are separated by a portion of the case, with a capacitance between the first and second electrodes changing when an obstacle approaches the first electrode. The changed capacitance of the obstacle sensor provides a proximity indication of the obstacle to the obstacle sensor. The second and third electrodes are separated by an air gap formed in the case, with a resistance between the second and third electrodes changing when the second and third electrodes come into contact upon compression of the case by the obstacle. The changed resistance of the obstacle sensor provides a contact indication of the obstacle with the obstacle sensor.
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