Covered drinking cup

Details Covered drinking cup Covered drinking cup

1978-12-11

1979-10-16

Moy, Joseph Man-Fu

Receptacles

Closures

Secondary closure within parameter of primary closure

220 904, 222506, 222518, A47G 1922

Patent

active

041710606

ABSTRACT:
A thermo-insulated drinking cup covered by a detachable lid; the lid having a depressed top area and an orifice. A valve closing said orifice is actuated by a rotating thumb-controlled lever. The lever is effective when rotated in either direction in order to accommodate right-handed or left-handed handling of the cup.

REFERENCES:
patent: 2067298 (1937-01-01), Watson
patent: 2183912 (1939-12-01), Isler
patent: 3153498 (1964-10-01), Bakker
patent: 3967748 (1976-07-01), Albert
patent: 4133446 (1979-01-01), Albert
patent: 4136799 (1979-01-01), Albert

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