E - Fixed Constructions – 03 – D
Patent
E - Fixed Constructions
03
D
E03D 11/02 (2006.01)
Patent
CA 2168235
A water closet comprises a bowl part (2) in the form of a bowl in which flush water is stored; a rim water path (1) provided in the peripheral edge portion at the upper end of the bowl part; a substantially inverted U-type trap discharge passage (3) which is formed in communication with the bottom of the bowl part and which is provided with a weir (37) on the way; and a water supply part (5, 6) provided at the back of the bowl part and supplying flush water to the bowl part and the rim water path, said trap discharge passage (3) being formed with a flush water peeling-off part (4) constituted by suddenly changing the form of the inner wall surface from the weir (37) to the descending passage (33) of the trap discharge passage. Further, a flow resistance means (63) for delaying an arrival of flush water at the rim water path (1) is provided between the water supply part (5, 6) and the rim water path (1).
Siège de W-C à chasse d'eau comportant une cuvette (2) recevant les eaux de chasse, une couronne de distribution d'eau (1) placé à la périphérie supérieure de la cuvette, un siphon (3) sensiblement en U inversé communiquant avec la base de la cuvette et comportant une partie médiane (37) formant barrage, et une amenée d'eau (5, 6) à la couronne (1) et à la cuvette (2) placée à l'arrière de cette dernière. Le siphon comporte un séparateur (4) d'eaux de chasse dont la surface latérale intérieure présente un décrochement brusque entre la partie formant barrage (37) et le conduit de chute (33). En outre, un moyen de freinage du flux (63) est placé entre l'amenée d'eau (5, 6) et la couronne de distribution (1) pour retarder l'arrivée de l'eau dans cette dernière.
Kayahara Toshiaki
Ogata Kenichi
Yoneda Toshifumi
Riches Mckenzie & Herbert Llp
Toto Ltd.
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