Title:
GATE VALVE AND SLIDE VALVE
Document Type and Number:
WIPO Patent Application WO/2012/121410
Kind Code:
A1
Abstract:
This gate valve is equipped with a valve box, a middle valve body, a position-switching means, a movable valve part, a first movable valve part, a first biasing part, a second movable valve part, a second biasing part, and a third biasing part.
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Inventors:
WADA SHINICHI (JP)
SHIBAYAMA KOUJI (JP)
SAKODA SEIYA (JP)
TANAKA HIDETAKE (JP)
MIURA TATSUYA (JP)
MIZUSHIMA HIROKAZU (JP)
KINPARA HIROYUKI (JP)
OZAKI KEIJI (JP)
SAKUMA MORIHIRO (JP)
YOSHIKAWA HIDESHI (JP)
SHIBAYAMA KOUJI (JP)
SAKODA SEIYA (JP)
TANAKA HIDETAKE (JP)
MIURA TATSUYA (JP)
MIZUSHIMA HIROKAZU (JP)
KINPARA HIROYUKI (JP)
OZAKI KEIJI (JP)
SAKUMA MORIHIRO (JP)
YOSHIKAWA HIDESHI (JP)
Application Number:
PCT/JP2012/056320
Publication Date:
September 13, 2012
Filing Date:
March 12, 2012
Export Citation:
Assignee:
ULVAC INC (JP)
WADA SHINICHI (JP)
SHIBAYAMA KOUJI (JP)
SAKODA SEIYA (JP)
TANAKA HIDETAKE (JP)
MIURA TATSUYA (JP)
MIZUSHIMA HIROKAZU (JP)
KINPARA HIROYUKI (JP)
OZAKI KEIJI (JP)
SAKUMA MORIHIRO (JP)
YOSHIKAWA HIDESHI (JP)
WADA SHINICHI (JP)
SHIBAYAMA KOUJI (JP)
SAKODA SEIYA (JP)
TANAKA HIDETAKE (JP)
MIURA TATSUYA (JP)
MIZUSHIMA HIROKAZU (JP)
KINPARA HIROYUKI (JP)
OZAKI KEIJI (JP)
SAKUMA MORIHIRO (JP)
YOSHIKAWA HIDESHI (JP)
International Classes:
F16K3/18; F16K31/12; F16K51/02
Foreign References:
| JP2003065448A | 2003-03-05 | |||
| JPS62172863U | 1987-11-02 | |||
| JP2005163899A | 2005-06-23 | |||
| JP2005106118A | 2005-04-21 | |||
| JP2007170437A | 2007-07-05 | |||
| JP2007309337A | 2007-11-29 | |||
| JPH11182695A | 1999-07-06 | |||
| JPH05306779A | 1993-11-19 | |||
| JPS6181082U | 1986-05-29 |
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Masatake Shiga (JP)
Masatake Shiga (JP)
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Claims: