Patent ID: 7336162
Filing Date: 2008-02-26
Classification: B60C,Y10T

Abstract:
1. A tire pressure sensor assembly for use with a wheel rim including a valve hole, the tire pressure sensor assembly comprising: a metal valve stem element comprising a stem base, a stem body, a stem cap end, and an inner stem chamber; a lower sensor housing over-molded onto said stem base, said lower sensor housing forming a sensor storage chamber; a tire pressure sensor element mounted within said sensor storage chamber; an outer rubber seal over-molded onto said stem body, said outer rubber seal including an inner retention portion, an outer retention portion, and a retention groove, said outer retention portion configured to allow said metal valve stem element to be press-fit into the valve hole and retained by said retention groove; a plurality of vent holes in communication with said inner valve chamber, said plurality of vent holes configured to allow universal orientation of said metal valve stem element within the valve hole.