Valve controlled receptacle cover

Details Valve controlled receptacle cover Valve controlled receptacle cover

1995-12-22

1998-01-27

Pollard, Steven M.

Receptacles

Container attachment or adjunct

Drinking device

2207105, 220714, 222484, 222517, 222556, B65D 302

Patent

active

057114528

ABSTRACT:
A cover 10 for a drink receptacle 12 wherein the cover 10 is provided with a pair of valve members 55 for simultaneously controlling the flow of fluid through a fluid supply chamber 26 and a vent chamber 27 by means of an actuator element 50 which is mounted for reciprocation between the base unit 20 and the lid unit 40 of the cover 10 by means of a handle element 51 which extends beyond the periphery of the base unit 20.

REFERENCES:
patent: 523094 (1894-07-01), Wilson
patent: 1486199 (1924-03-01), Skiles
patent: 2304457 (1942-12-01), Hagan
patent: 2574338 (1951-11-01), Lewis
patent: 4099642 (1978-07-01), Hergard
patent: 4121731 (1978-10-01), Okerstrum
patent: 4133446 (1979-01-01), Albert
patent: 4276992 (1981-07-01), Susich
patent: 4303173 (1981-12-01), Nergard
patent: 5169016 (1992-12-01), Hinz, Jr.
patent: 5477980 (1995-12-01), Chaffin

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