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E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
E03D3/00—Flushing devices operated by pressure of the water supply system flushing valves not connected to the water-supply main, also if air is blown in the water seal for a quick flushing
E03D3/02—Self-closing flushing valves
E03D3/06—Self-closing flushing valves with diaphragm valve and pressure chamber for retarding the valve-closing movement
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FR768180D1933-02-061934-02-05Dispositif de soupape pour appareils de chasse de liquide
ExpiredFR768180A
(fr)