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Patent Searching and Data


Title:
SOFT-TOUCH DOUBLE-DRAIN VALVE
Document Type and Number:
WIPO Patent Application WO/2013/091206
Kind Code:
A1
Abstract:
A soft-touch double drain valve, comprising a full drain button (1), a half drain button (2), a button base (3), a full drain float receptacle (4), a half drain counterweight float receptacle (5), a body (6), an inner core pipe (7), a first stopper mechanism, a second stopper mechanism, a small water sealing frame (70), a large water sealing sheet (40), a small water sealing sheet (42) and a base (9); the full drain float receptacle (4) is provided with an inner core pipe insertion hole (41) therein; the small water sealing sheet (42) is installed on the insertion hole (41); the body (6) is installed above the base (9), and is provided with an inner core pipe through hole (61) and an adjustment hole (62) at the bottom; the half drain counterweight float receptacle (5) is installed in the body (6), and is provided with a half drain adjustment tightening rod (51) at the bottom; the half drain adjustment tightening rod (51) penetrates through the adjustment hole (62) at the bottom of the body (6) and is disposed above the full drain float receptacle (4); the half drain counterweight float receptacle (5) is provided with an inner core pipe penetration hole (52) therein; the first stopper mechanism is installed in the body (6); the second stopper mechanism is installed on the full drain button (1) or the half drain button (2); the first stopper mechanism and the second stopper mechanism fit together and prevent the half drain adjustment tightening rod (51) from moving down during full drain; the inner core pipe (7) is sequentially inserted in the inner core pipe penetration hole (52), the inner core pipe through hole (61) and the inner core pipe insertion hole (41); and the inner core pipe (7) is provided with a reset spring (71) thereon. The drain valve has a simple structure and effectively achieves the double-drain function.

Inventors:
LIU YONGMAO (CN)
Application Number:
PCT/CN2011/084404
Publication Date:
June 27, 2013
Filing Date:
December 22, 2011
Export Citation:
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Assignee:
LIU YONGMAO (CN)
International Classes:
E03D1/30; F16K15/00; F16K17/00
Foreign References:
CN2454427Y2001-10-17
CN2547786Y2003-04-30
CN2628598Y2004-07-28
EP1795661A22007-06-13
DE102007001718A12008-05-08
Attorney, Agent or Firm:
XIAMEN SHINHWA PATENT & TRADEMARK AGENCY CO., LTD. (CN)
厦门市新华专利商标代理有限公司 (CN)
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Claims: