Spill-proof drinking container

Details Spill-proof drinking container Spill-proof drinking container

1975-01-08

1976-02-17

Norton, Donald F.

Receptacles

Outlet or junction box type

Sectional receptacle

220254, 220348, A47G 1922

Patent

active

039386902

ABSTRACT:
A cover is mounted in a leakproof manner over the open mouth of a drinking container. An opening is formed through the cover in the area of the circumference of the cover. A closure member is slidably mounted on the cover for movement over the opening whereby the container is rendered spill-proof and for movement to a position free from the opening whereby a user may pour and drink liquid in the container through the opening in the cup.

REFERENCES:
patent: 562577 (1896-06-01), Clasen
patent: 1980049 (1934-11-01), Gainer
patent: 2159978 (1939-05-01), Parkin
patent: 2433142 (1947-12-01), Moen
patent: 2757859 (1956-08-01), Holland
patent: 2884157 (1959-04-01), Lampkin
patent: 3217940 (1965-11-01), Fahn
patent: 3412892 (1968-11-01), Waksman

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