Volume-variable container for fluids

Details Volume-variable container for fluids Volume-variable container for fluids

1985-11-21

1987-06-23

Rolla, Joseph J.

Dispensing

With recorder, register, indicator, signal or exhibitor

Position or extent of motion indicator

220 6, 222103, 222107, 222214, 222215, 229 41R, 604214, B65D 502

Patent

active

046746552

ABSTRACT:
A variable-volume container for fluids that is formed of a body portion and two end portions. The body portion comprises four rigid walls with each wall being joined to the next adjacent wall by a longitudinal fold line to permit collapsing of the container. The end portions of the container, each comprise, four sets of two triangular portions joined at fold lines to one another and to the walls of the body portion to permit the container to collapse without mechanical strain and substantial longitudinal motion of the end portions.

REFERENCES:
patent: 1293860 (1919-02-01), Mock
patent: 2718983 (1955-09-01), Deskey
patent: 3418059 (1968-12-01), Robe
patent: 3648895 (1972-03-01), Strazdins
patent: 3993222 (1976-11-01), Briggs
patent: 3993223 (1976-11-01), Welker, III et al.
patent: 4284209 (1981-08-01), Barbour, Jr.
patent: 4581021 (1986-04-01), Landau et al.

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