Container

Details Container Container

1977-03-04

1980-09-16

Pollard, Steven M.

Receptacles

Receptacle side wall made of two or more layers of material...

Beverage receptacle

220 70, B65D 742

Patent

active

042224942

ABSTRACT:
The side wall of a container is joined to the bottom portion thereof by a first frustoconical portion and a first semi-torroidal portion which, in turn, is joined to a second semi-torroidal portion; and, a bottom closing portion. In one embodiment the second semi-torroidal portion is joined to the bottom closing portion by a second frustoconical portion; a third semi-torroidal portion; and, a third frustoconical portion. In another embodiment the bottom closing portion is substantially flat but adapted to be domed outwardly under pressure and "cricket" inwardly when pressure is relieved.

REFERENCES:
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patent: 3942673 (1976-03-01), Lyu et al.
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patent: 3989159 (1976-11-01), Nixon et al.
patent: 3998174 (1976-12-01), Saunders
patent: 4048934 (1977-09-01), Wallace

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