Double mold shot pull to seat universal TPMS sensor
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United States of America Patent
Stats
-
Feb 26, 2008
Grant Date -
Jun 21, 2007
app pub date -
Dec 21, 2005
filing date -
Dec 21, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A tire pressure sensor assembly is provided for use with a wheel rim including a valve hole. The sensor assembly including a metal valve stem element having a stem base, a stem body, a stem cap end, and an inner stem chamber. A lower sensor housing is rigidly over-molded onto the stem base and forms a sensor storage chamber. A tire pressure sensor element is mounted therein. An outer rubber seal is over-molded onto the stem body and includes an inner retention portion, an outer retention portion, and a retention groove configured to allow the metal valve stem element to be press-fit and retained into the valve hole. A plurality of vent holes are formed spaced around an outer perimeter of the stem base to allow universal orientation within the valve hole.
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