Title:
DRAIN VALVE IN CISTERN
Document Type and Number:
WIPO Patent Application WO/2008/028358
Kind Code:
A1
Abstract:
A drain valve in a cistern comprises a body (11), a drain valve basement (21), and a
stop means (31). The body (11) is fixed on the drain valve basement (21) on whose upper
circumference a water-sealing surface (211) is provided and at the bottom of
which a water outlet connected to a flushing pipe is provided. The stop means (31)
is received in the body (11), and is sealed on the water-sealing surface (211) of
the drain valve basement (21) when in stop state. On the circumference of the water-sealing
surface (211) of the drain valve basement (21) a guiding plate (51) with smooth
surface is provided. The guiding plate (51) is in the form of a plate structure
with a hole provided in the center thereof. The guiding plate (51) is attached
to the circumference of the water-sealing surface (211) of the drain valve basement
(21) with the plate facing upwardly. Pluralities of smooth raised lines (511)
extend on the guiding plate (51) from the outer to the inner edge of the circumference
thereof, and a groove (512) is formed between the adjacent raised lines (511).
Inventors:
LI, Feiyu (No.2 East Xiafei Road, Haicang DistrictXiamen, Fujian 0, 361000, CN)
Application Number:
CN2006/003466
Publication Date:
March 13, 2008
Filing Date:
December 18, 2006
Export Citation:
Assignee:
LI, Feiyu (No.2 East Xiafei Road, Haicang DistrictXiamen, Fujian 0, 361000, CN)
International Classes:
E03D1/34; E03D1/26; E03D1/30; E03D1/24
Attorney, Agent or Firm:
SHOUCHUANG JUNHE PATENT AGENT CO., LTD. XIAMEN (Shouchuang Junhe Patent Agent Co, Ltd. Xiamen5F Labour Market Building, No.191 Changqing Road,Xiamen, Fujian 2, 316012, CN)
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