O-Ring closure assembly

Details O-Ring closure assembly O-Ring closure assembly

1986-10-08

1988-04-26

Hall, George T.

Receptacles

Closures

With seal means biased by internal pressure

220378, 220319, 220 3, B65D 5300

Patent

active

047398990

ABSTRACT:
A closure assembly for pressure vessels comprising a hollow pressure vessel having an internal cylindrical surface, a cylindrical end plug slidably mounted in the pressure vessel and contacting the internal cylindrical surface, the internal cylindrical surface having a first continuous circular groove to receive a segmented ring which retains the cylindrical end plug in the pressure vessel, and the cylindrical end plug having a second continuous circular groove to receive an O-ring seal, the second continuous circular groove having a ramped bottom and two substantially vertical side walls.

REFERENCES:
patent: 2790462 (1957-04-01), Ashton
patent: 2873878 (1959-02-01), Wolf et al.
patent: 3310283 (1967-03-01), Carlton
patent: 3966616 (1976-06-01), Bray
patent: 4203607 (1980-05-01), Brieger
patent: 4252332 (1981-02-01), Nakayama et al.
patent: 4444331 (1984-04-01), Lankston
patent: 4594161 (1986-06-01), Goto
patent: 4600512 (1986-07-01), Aid

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