Battery-less tire pressure monitoring system
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United States of America Patent
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Issued Date -
Mar 22, 2007
app pub date -
Feb 2, 2006
filing date -
Sep 22, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A battery-less tire pressure monitoring system is disclosed, which is installed in a tire to monitor the status of the tire, such as the air pressure of the tire. The battery-less TPMS has a tire pressure sensor, and a power generation device, wherein the tire pressure sensor is installed on the fixture in the tire, in order to monitor the status of the tire. Besides, the power generation device of the battery-less TPMS is also installed on the fixture of the tire, and is electrically connected with the tire pressure sensor to provide electrical power for the operation of the tire pressure sensor.
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