Pipe joints or couplings – Swivel – Pipe in socket type
Patent
1983-04-25
1985-12-31
Scanlan, Jr., Richard J.
Pipe joints or couplings
Swivel
Pipe in socket type
285 14, 285111, 285351, F16L 2700
Patent
active
045616817
ABSTRACT:
A high pressure rotary union includes a housing enclosing a hollowed shaft. seal enclosure is keyed within the housing and receives a sealing ring which is biased by a circular spring to maintain low friction intimate sealing engagement between the ring and shaft despite minor eccentric shaft displacement.
REFERENCES:
patent: 3290068 (1966-12-01), Jackson
patent: 3468564 (1969-09-01), Frohlich
patent: 3630533 (1971-12-01), Butler et al.
Elbaum Saul
Kennedy Alan J.
Lane Anthony T.
Scanlan, Jr. Richard J.
The United States of America as represented by the Secretary of
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