Tire valve core

Details Tire valve core Tire valve core

1975-01-02

1976-07-06

Weakley, Harold W.

Fluid handling

Inflatable article

Removable valve head and seat unit

152415, 285247, F16K 1520

Patent

active

039676390

ABSTRACT:
A tire valve core including a metallic shell having a seat thereon for a plastic gasket, the seat extending between a peripheral bead including a perpendicular wall portion on the inner face thereof and an annular rib having an inwardly tapered peripheral surface and a perpendicular shoulder on the inner face thereof; the seat being provided with a plurality of annular grooves spaced inwardly from said rib and extending over approximately 50% of the seat width and with the remainder of the seat providing an inwardly tapered smooth surface.

REFERENCES:
patent: 2216839 (1940-10-01), Hoffman
patent: 2441718 (1948-05-01), Parker
patent: 2697620 (1954-12-01), Margrave
patent: 3712328 (1973-01-01), McAnally

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