Sensor arrangement
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United States of America Patent
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Feb 25, 2014
Grant Date -
Dec 27, 2012
app pub date -
May 30, 2012
filing date -
Jun 25, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A sensor arrangement for a wheelchair wheel that has a running wheel with a hub and a hand rim includes a running wheel fastening arrangement that is fastened to the running wheel, a hand rim fastening arrangement that is fastened to the hand rim and at least one sensor that detects a movement of the hand rim fastening arrangement relative to the running wheel fastening arrangement. Two restoring elements are provided on the running wheel fastening arrangement and rest against the hand rim arrangement with a prestressing force at least in the zero position. Both restoring elements rest against at least one stop of the running wheel fastening arrangement in the zero position of the sensor arrangement.
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