Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1990-11-30
1992-05-05
Cuchlinski, Jr., William A.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
1231886, 277 48, 277152, 277174, 277181, 277189, F16J 1532, F01L 308
Patent
active
051101424
ABSTRACT:
A valve stem oil seal comprises a cup-shaped case engageable with the valve guide of a piston-type internal combustion engine in sealing relationship. A seal element has a radial flange portion disposed between a radial flange on the case and a support washer so as to be radially movable relative thereto and an annular portion sealably engaged with the valve stem.
REFERENCES:
patent: 3306621 (1967-02-01), Fisher
patent: 3442517 (1969-05-01), Skinner, Sr.
patent: 3477730 (1969-11-01), Szcupak et al.
patent: 3599992 (1971-08-01), Kammerad
patent: 3771799 (1973-11-01), Sekulich et al.
patent: 3829105 (1974-08-01), Kammerand
patent: 3910586 (1975-10-01), Todaro
patent: 4055352 (1977-10-01), Allinquant et al.
patent: 4124220 (1978-11-01), Leone et al.
patent: 4425838 (1984-01-01), Pippert
patent: 4542811 (1985-09-01), Miura
patent: 4811703 (1989-03-01), Rericha et al.
patent: 4811704 (1989-03-01), Boehmer et al.
patent: 4811960 (1989-03-01), Stritzke et al.
patent: 4822061 (1989-04-01), Kammeraad
patent: 4928644 (1990-05-01), Travis
patent: 4947811 (1990-08-01), Binford
Cuchlinski Jr. William A.
Cummings Scott W.
Macrotech Fluid Sealing, Inc.
LandOfFree
Valve stem oil seal does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Valve stem oil seal, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Valve stem oil seal will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1408153