Toilet flush tank

Baths – closets – sinks – and spittoons – Flush closet – Manual selection of the amount of flush

Patent

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Details

4390, 4391, 4397, 4405, E03D 114, E03D 312

Patent

active

044358598

ABSTRACT:
Toilet flush tanks run completely empty when the actuating device is actuated briefly. In very many cases this is not necessary. Therefore, a toilet flush tank is proposed where the drain closure part, actuated by a closing force, closes the drain. The closing force can either occur automatically after the water level has dropped accordingly, or it can be released manually when the water level is observed visually.

REFERENCES:
patent: 1149494 (1915-08-01), Briggs
patent: 1475670 (1923-11-01), Yorks
patent: 1667990 (1928-05-01), Rogers
patent: 2580898 (1952-01-01), Alzugaray
patent: 4293964 (1981-10-01), Riedel

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