Title:
TOILET FLUSH TANK
Document Type and Number:
WIPO Patent Application WO/2012/105319
Kind Code:
A1
Abstract:
Provided is a toilet flush tank making it possible to stably perform a high-volume flush and a low-volume flush. The toilet flush tank feeds flushing water to a water-flush toilet. This toilet flushing tank has: a tank body (10) for storing flushing water, the bottom of the tank body having a drain outlet (20); a drain valve (22) for opening a drain outlet (2) when an air release valve (58) is in a closed state or in an open state, the drain valve having the air chamber (50) for holding air inside, and an air release valve (58) for lifting and opening to thereby release the air inside the air chamber (50) and cause the flushing water stored inside the tank body (10) to flow into the air chamber (50); and a lifting material (35) for lifting and opening the drain valve (22) in a state in which the air release valve (58) has been closed, or in a state in which the air release valve (58) has been lifted and opened.
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Inventors:
HAMADA SHUHEI (JP)
FUKAGAWA MASAFUMI (JP)
NAKANISHI ATSUSHI (JP)
FUKAGAWA MASAFUMI (JP)
NAKANISHI ATSUSHI (JP)
Application Number:
PCT/JP2012/050954
Publication Date:
August 09, 2012
Filing Date:
January 18, 2012
Export Citation:
Assignee:
LIXIL CORP (JP)
HAMADA SHUHEI (JP)
FUKAGAWA MASAFUMI (JP)
NAKANISHI ATSUSHI (JP)
HAMADA SHUHEI (JP)
FUKAGAWA MASAFUMI (JP)
NAKANISHI ATSUSHI (JP)
International Classes:
E03D5/09; E03D1/00
Foreign References:
| US6336229B1 | 2002-01-08 | |||
| JPH0412569U | 1992-01-31 | |||
| JP2009243239A | 2009-10-22 | |||
| JPS5673788U | 1981-06-17 | |||
| JPH08144348A | 1996-06-04 | |||
| JPH0383238U | 1991-08-23 |
Attorney, Agent or Firm:
GRANDOM PATENT LAW FIRM (JP)
Patent business corporation grandam patent firm (JP)
Patent business corporation grandam patent firm (JP)
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Claims:
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