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Butzke Bernhard Joseph A G F
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Butzke Bernhard Joseph A G F
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Publication of FR718642ApublicationCriticalpatent/FR718642A/fr
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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FR718642D1930-09-271931-06-15Robinet à fermeture automatique utilisable, notamment dans les chasse-d'eau de water-closets
ExpiredFR718642A
(fr)