Patent ID: 6230679
Filing Date: 2001-05-15
Classification: F01L,F16J

Abstract:
A valve stem seal assembly comprising:a resilient seal member having an outer periphery and an inner sealing surface;a generally cylindrical shell body having a longitudinal central axis and an end wall connected to a downwardly extending skirt;a first aperture provided in said end wall for accommodating said resilient seal member; andat least one alignment pad provided in said skirt of said shell body, wherein said alignment pad includes a ramp portion which projects inwardly toward said central axis and is connected to a generally longitudinally upwardly extending land portion, said pad further including an inwardly projecting tang adjacent said land portion, wherein said alignment pad is integral with said skirt and cantilevered with respect thereto, whereby said pad is adapted to flex resiliently relative to said skirt.