Insect-proof and tamper-evident cover for beverage container
OwnerNicholas G. Beckertgisinventor
Life of this patent
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Abstract
An insect-proof and tamper-evident cover is disclosed for a disposable, metal, one-time use beverage container. A lid, nonrotatably secured to the upper end of the beverage container, includes an opening with bars formed there-across, and with a plurality of cover-supporting bumps and a position-controlling groove. A rotatable cover is secured to said lid in a fluid-tight arrangement. The cover includes an opening with bars there-across, at least one finger-engaging member, a tamper-evident indicator, and a projection arranged to travel in the position-controlling groove of the lid.
Claims4
A closure assembly for disposable metal beverage containers, said assembly including a non-rotatable lid with an opening,
- a rotatable cover with an opening,
- said cover pivotally secured to said lid so that said openings may selectively be aligned or separated,
- grid bars across each of said openings with the grid bars in said cover disposed at an angle to the grid bars in said lid to provide a screen when the openings are aligned,
- a guide-slot in said lid and a projection in said cover which can move in said guide-slot when said cover is pivotally rotated with respect to said lid, and
- a tamper-evident bellows in said cover rendered collapsible by a portion of said lid when said cover is rotated with respect to said lid.
Dependencies are inferred from the claim text.