Pipe joints or couplings – With means blocking release of holding means – Key or pin
Patent
1987-01-05
1988-05-03
Arola, Dave W.
Pipe joints or couplings
With means blocking release of holding means
Key or pin
285321, 285348, 285910, F16L 5500
Patent
active
047415606
ABSTRACT:
A seal assembly for axially connecting a male or spigot end 1 of a pipe T1 within a female or socket end 2 of a pipe T2 includes a radially compressed gasket G set between the outer surface of the spigot end and the inner surface of the socket, and a metal ring 3 which fits around the spigot end and bears against a lateral, inwardly facing surface 27 of an internal split metal mating flange 4, which in turn abuts internal surfaces 26, 24 on the inturned lip at the mouth of the socket. The gasket abuts the inner surface 20 of the metal ring.
REFERENCES:
patent: 2543185 (1951-02-01), Mathiew
patent: 2877732 (1959-03-01), Eaton
patent: 3733093 (1973-05-01), Seiler
patent: 3765706 (1983-10-01), Bram
patent: 4183560 (1980-01-01), Wyss
patent: 4428604 (1984-01-01), Conner
Arola Dave W.
Pont-A-Mousson S.A.
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