Plastic valve core

Details Plastic valve core Plastic valve core

1980-07-02

1981-06-30

Weakley, Harold

Fluid handling

Inflatable article

Removable valve head and seat unit

251356, 251357, F16K 1520

Patent

active

042757568

ABSTRACT:
A valve core or insides for a valve device, said core being made primarily of plastic such that its manufacturing costs are considerably reduced, the core being specially configured to allow for substantial air flow through the core while insuring good dynamic sealing.

REFERENCES:
patent: 1313554 (1919-08-01), Nielsen
patent: 1991974 (1935-02-01), Broecker
patent: 3207172 (1965-09-01), Steer

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