Pipe joints or couplings – Packed – With cooperating opposed packing grooves
Patent
1978-07-24
1980-03-18
Callaghan, Thomas F.
Pipe joints or couplings
Packed
With cooperating opposed packing grooves
285363, 285DIG18, F16L 2300
Patent
active
041936175
ABSTRACT:
A sealed connection for two cylindrical members includes semi-cylindrical connector sections sized to fit about the members, to bridge the joint between the members, and to be retained in position. An over-center flexing seal is also provided between two such members, as for example pipe members.
REFERENCES:
patent: 1866160 (1932-07-01), Griswold, Jr.
patent: 1965273 (1934-07-01), Wilson
patent: 2211983 (1940-08-01), Parris
patent: 2898000 (1959-08-01), Hanny
patent: 3217922 (1965-11-01), Glasgow
patent: 3307861 (1967-03-01), Adam et al.
patent: 3507506 (1970-04-01), Tillman
patent: 3630553 (1971-12-01), Foulger
Callaghan Thomas F.
Haefliger William W.
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