Title:
逆止弁
Document Type and Number:
Japanese Patent JP4151007
Kind Code:
B2
Abstract:
The valve has a valve body abutment plate (22) abutting an elastic valve body portion (12) from a fluid outlet side, and includes a pressing portion (23) for pressing an outer peripheral portion of the body portion. Back flow fluid pressure exerting holes exert a pressure from a fluid outlet side on the body portion. Springs urging the body into abutment with a valve seat are interposed between the plate and a shaft portion. The valve body abutment plate is supported to a valve shaft so as to be axially movable.
Inventors:
Tomohisa Takeda
Application Number:
JP2003155459A
Publication Date:
September 17, 2008
Filing Date:
May 30, 2003
Export Citation:
Assignee:
Miura Industry Co., Ltd.
International Classes:
F16K15/02; F16K15/00; F16K15/06; F16K17/00; F16K17/06; F16K25/00
Domestic Patent References:
| JP2001349454A | ||||
| JP5215260A | ||||
| JP2001074153A | ||||
| JP60084478U | ||||
| JP4040675Y2 |
Attorney, Agent or Firm:
Akihiro Otsuka
Yasushi Kobayashi
Takeshi Kojima
Yasushi Kobayashi
Takeshi Kojima
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