Combination inflation and relief valve

Details Combination inflation and relief valve Combination inflation and relief valve

2006-04-04

2006-04-04

Rivell, John (Department: 3753)

Fluid handling

Inflatable article

With pressure-responsive pressure-control means

C137S049000, C137S493600

Reexamination Certificate

active

07021326

ABSTRACT:
A combination inflation and relief valve having an inflation gasket mounted on a reciprocating stem head that separates from a valve seat of a valve body against the force of an inflation spring upon inflation and having a relief gasket mounted on a reciprocating push disk that separates from the stem head against the force of a relief spring to allow excess internal pressure to vent through relief holes.

REFERENCES:
patent: 1110922 (1914-09-01), Goodyear
patent: 1342985 (1920-06-01), Cash
patent: 1934572 (1933-11-01), Sutton
patent: 2254655 (1941-09-01), Hollowell
patent: 2517917 (1950-08-01), Payne
patent: 2606570 (1952-08-01), Buenik
patent: 2690757 (1954-10-01), Orchowski
patent: 3454033 (1969-07-01), Smith

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