Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1987-10-02
1989-04-18
Griffin, Donald A.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
123188P, F16J 1500, F16K 4100
Patent
active
048220612
ABSTRACT:
A retainer for retaining a resilient annular oil seal element, surrounding the valve stem, to the valve guide in an internal combustion engine. The retainer includes an anchor sleeve made from a polymeric material such as nylon, Teflon or the like, first retention means for retaining the sleeve to an outer surface of a valve guide, a tubular shell surrounding the seal element, second retention means for retaining the seal element within the tubular sheet and retention means for retaining the shell to the anchor sleeve. Preferably the first retention means comprises preselecting the diameter of an inner surface of the anchor sleeve for interference fit with the valve guide outer surface.
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Griffin Donald A.
K-Line Industries, Inc.
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