Liquid container lid

Details Liquid container lid Liquid container lid

1978-01-16

1979-02-06

Price, William

Receptacles

Closures

Secondary closure within parameter of primary closure

220 904, 220339, A47G 1922

Patent

active

041380339

ABSTRACT:
A lid for a beverage container comprising a first portion having an opening therethrough and a second portion integrally connected to the first portion and capable of being folded underneath the first portion to be normally biased to a sealing engagement with the aperture when the lid is fastened onto the rim of the container. When the user depresses the second portion, liquid is allowed to pass from the container.

REFERENCES:
patent: 2003657 (1935-06-01), Stabblefield
patent: 2646670 (1953-07-01), Spalding et al.
patent: 2921707 (1960-01-01), Sloan
patent: 3015411 (1962-01-01), Smith
patent: 3749274 (1973-07-01), Mele et al.
patent: 3779417 (1973-12-01), Klein
patent: 3854618 (1974-12-01), Beshnini
patent: 3871550 (1975-03-01), Chiappe
patent: 3927794 (1975-12-01), Erdman

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