Device and method for extending the lifetime of a battery in a tire pressure sensor
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United States of America Patent
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Aug 21, 2007
Grant Date -
N/A
app pub date -
Feb 17, 2004
filing date -
May 9, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A device and method for extending the lifetime of a battery of a tire pressure sensor disposed in a tire are described, in which the battery can be recharged through the valve stem of the tire. The device includes an electrical power source and an electrode adapted to be coupled to the valve stem and supply power from the electrical power source to the valve stem.
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