Leakproof nipple valve

Details Leakproof nipple valve Leakproof nipple valve

1996-12-21

1999-03-16

Weaver, Sue A.

Bottles and jars

Nursing bottles and nipples

With vent or valve for air

215 111, A61J 1102, A61J 1104

Patent

active

058818936

ABSTRACT:
A nipple for use with a baby bottle includes a flange having an upper surface, a lower surface, a cavity formed in the flange and through the lower surface, and a membrane formed in the flange above the cavity and through the upper surface. The cavity is contiguous with the membrane. The membrane has a perforation therethrough to form at least two resealable lips in the membrane. Preferably, the two resealable lips have an X-shape.

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patent: 2753067 (1956-07-01), Rodriguez
patent: 2889064 (1959-06-01), Kurkjian
patent: 2980113 (1961-04-01), Sappey et al.
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patent: 3203569 (1965-08-01), Shomock et al.
patent: 3292809 (1966-12-01), Shomock et al.
patent: 4505398 (1985-03-01), Kesselring
patent: 5079013 (1992-01-01), Belanger
patent: 5474028 (1995-12-01), Larson et al.

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