Title:
バルブ装置
Document Type and Number:
Japanese Patent JP5664793
Kind Code:
B2
Abstract:
A valve apparatus includes valve box, valve shaft, first flexible film, and second flexible film. The valve box includes inlet and outlet, and forms a space therein for housing the fluids. The valve shaft is inserted into through-hole formed in the wall of the valve box, and moves in the longitudinal direction of the through-hole to move valve body in order to block the flow of the fluids from inlet to outlet. The first flexible film includes a through-hole into which the valve shaft is inserted. The outer peripheral end of the first flexible film is fixed to the peripheral edge of the through-hole, and the peripheral edge of the through-hole of the first flexible film is fixed to the outer periphery of the valve shaft to close the gap between the through-hole and the valve shaft. The second flexible film forms a part of the wall of valve box.
Inventors:
池 大輔
Application Number:
JP2013536108A
Publication Date:
February 04, 2015
Filing Date:
September 03, 2012
Export Citation:
Assignee:
日本電気株式会社
International Classes:
F16K41/12
Domestic Patent References:
| JP2011033074A | 2011-02-17 | |||
| JPH09245507A | 1997-09-19 | |||
| JP2004185831A | 2004-07-02 | |||
| JP2010255831A | 2010-11-11 | |||
| JP2006138401A | 2006-06-01 | |||
| JPS5522596U | 1980-02-13 |
Attorney, Agent or Firm:
Akio Miyazaki
Masaaki Ogata
Masaaki Ogata