Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1981-03-13
1982-08-10
Ward, Jr., Robert S.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
277 86, F16J 1536
Patent
active
043434789
ABSTRACT:
A seal assembly comprises a tube rotatable about its longitudinal axis and having two longitudinally spaced flanges projecting radially outwardly from the outer surface thereof. Slidably positioned against one of the flanges is a seal ring, and disposed between this seal ring and the other flange are two rings that are forced apart by springs, one of the latter rings being attached to a flexible wall.
REFERENCES:
patent: 2743121 (1956-04-01), Stevens
patent: 3462160 (1969-08-01), Adams
patent: 3764150 (1973-10-01), Newkirk
patent: 4199155 (1980-04-01), Day et al.
patent: 4209175 (1980-06-01), Bliemeister
Morgan J. Giles
Rennich Mark J.
Whatley Marvin E.
Besha Richard G.
Grant Edwin D.
Hamel Stephen D.
The United States of America as represented by the United States
Ward, Jr. Robert S.
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