Reservoir tank

Details Reservoir tank Reservoir tank

1980-07-21

1981-12-29

Lowrance, George E.

Receptacles

Container attachment or adjunct

Pressure relief means

60585, 188345, B60T 1122, B65D 5116, B60T 1126

Patent

active

043078150

ABSTRACT:
A reservoir tank having a flexible diaphragm disposed above the liquid received in the reservoir tank for intercepting the liquid from being exposed to atmospheric air. The diaphragm has a corrugated form consisting of at least one annular upwardly projecting portion and at least on annular upwardly projecting portion surrounded by the annular downwardly projecting portion, and at least one cut-out portion is formed in the annular downwardly projecting portion to define a horizontally extending escape passage across the annular downwardly projecting portion.

REFERENCES:
patent: 3173265 (1965-03-01), Bixby
patent: 3196617 (1965-07-01), Ferrell
patent: 4004707 (1977-01-01), Snyder
patent: 4135635 (1979-01-01), Fujii

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