Self-stabilizing base for pressurized bottle

Details Self-stabilizing base for pressurized bottle Self-stabilizing base for pressurized bottle

1989-08-24

1990-11-13

Weaver, Sue A.

Bottles and jars

Ejecting

Siphon type

220 70, B65D 102, B65D 142, B65D 2300

Patent

active

049695630

ABSTRACT:
A blow molded, biaxially oriented plastic container with a bottom portion including an axially, inwardly directed generally conical portion, a standing section on which the container rests, a heel portion joining the bottom portion and container body portion, and a hinge portion joining the conical portion and the standing section, wherein the wall thickness of the hinge portion is greater than the wall thickness of the heel portion.

REFERENCES:
patent: 3043461 (1962-07-01), Glassco
patent: 3881621 (1975-05-01), Adomaitis
patent: 4108324 (1978-08-01), Krishnakumar et al.
patent: 4134510 (1979-01-01), Chang
patent: 4334627 (1982-06-01), Krishnakumar et al.
patent: 4355728 (1982-10-01), Yoshino et al.
patent: 4598831 (1986-07-01), Nakamura et al.
patent: 4603831 (1986-08-01), Krishnakumar et al.
patent: 4620639 (1986-11-01), Yoshino
patent: 4755404 (1988-07-01), Collette
patent: 4785948 (1988-11-01), Strassheimer

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