Aquarium venturi tube

Details Aquarium venturi tube Aquarium venturi tube

1992-08-13

1993-03-02

Hruskoci, Peter

Liquid purification or separation

Structural installation

Closed circulating system

2104162, 119 5, 261 77, A01K 6304

Patent

active

051906473

ABSTRACT:
An organization to direct increased fluid flow through the tube to effect filtration and aeration thereof is provided formed with an upper tube coaxially aligned within and spaced from a lower tube having a venturi central tube portion. An aeration tube is coaxially directed through the venturi tube structure, with constriction of the central tube effecting increased lifting of water through the venturi tube structure.

REFERENCES:
patent: 3738620 (1973-06-01), Ennis
patent: 4687494 (1987-08-01), Escobal
patent: 4934187 (1990-06-01), Woltman
patent: 4957623 (1990-09-01), Henzlik

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