Title:
DIAPHRAGM VALVE AND SEAT HOLDER UNIT FOR DIAPHRAGM VALVE
Document Type and Number:
WIPO Patent Application WO/2013/084743
Kind Code:
A1
Abstract:
Provided are a diaphragm valve which facilitates seat replacement, and a seat holder unit for a diaphragm valve. The diaphragm valve (1) is provided with a retainer (12) that holds the seat holder (5) in place. The seat holder (5) holds a seat (4) and is detachably positioned with respect to the body (2). The retainer (12) is approximately cylindrical in shape, has an inward-facing flange part (22) that receives the outer peripheral edge of the seat holder (5), and can be detachably mounted to the diaphragm holding members (10, 11) while holding the seat holder (5).
Inventors:
KITANO TAICHI (JP)
SHINOHARA TSUTOMU (JP)
YAMAJI MICHIO (JP)
NISHIMURA RYUTARO (JP)
SHINOHARA TSUTOMU (JP)
YAMAJI MICHIO (JP)
NISHIMURA RYUTARO (JP)
Application Number:
PCT/JP2012/080535
Publication Date:
June 13, 2013
Filing Date:
November 27, 2012
Export Citation:
Assignee:
FUJIKIN KK (JP)
International Classes:
F16K7/16
Foreign References:
| JPH06341560A | 1994-12-13 | |||
| JP2003042314A | 2003-02-13 | |||
| JPH06193747A | 1994-07-15 | |||
| JP2003322263A | 2003-11-14 | |||
| JP2010144765A | 2010-07-01 | |||
| JPH1026240A | 1998-01-27 | |||
| JPH10332003A | 1998-12-15 |
Attorney, Agent or Firm:
WATANABE, Akira et al. (JP)
Akira Watanabe (JP)
Akira Watanabe (JP)
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Claims: