Title:
DRAIN VALVE BASE
Document Type and Number:
WIPO Patent Application WO/2011/097899
Kind Code:
A1
Abstract:
A drain valve base comprises an upper connection seat (1) and a lower connection seat (2) which are integrally formed. The upper connection seat (1) is connected with the lower connection seat (2) by connection arms (11) which are provided at intervals, and hollows(12) are provided between every two connection arms (11). A through drain outlet (21) is formed in the centre portion of the lower connection seat (2), and an annular surface( 22) is formed on the top of the lower connection seat (2). A water-seal convex ring (23) is formed on a side part of the annular surface (22) which is adjacent to the inwall of the drain outlet (21). A water-seal surface(231) is formed on the top of the water-seal convex ring (23), and blocking devices which can stop water flow are provided on the inner side and the outer side of the water-seal convex ring (23).
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Inventors:
LIU, Yongmao (Room 703, No. 414Chang'an Road,Huli Distric, Xiamen Fujian 0, 361000, CN)
Application Number:
CN2010/078149
Publication Date:
August 18, 2011
Filing Date:
October 27, 2010
Export Citation:
Assignee:
LAB (XIAMEN) SANTITARY FITTING INC. (No. 41, Siming Industrial ParkTong'an Industrial Cente, Xiamen Fujian 0, 361100, CN)
厦门立业卫浴工业有限公司 (中国福建省厦门市同安工业集中区思明园41号, Fujian 0, 361100, CN)
厦门立业卫浴工业有限公司 (中国福建省厦门市同安工业集中区思明园41号, Fujian 0, 361100, CN)
International Classes:
E03D1/34
Attorney, Agent or Firm:
XIAMEN SHINHWA PATENT & TRADEMARK AGENCY CO., LTD. (1/F Taiwan Hotel, Hubin East RoadXiamen, Fujian 4, 361004, CN)
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Claims: