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Patent Searching and Data


Title:
SWITCHING VALVE STRUCTURE
Document Type and Number:
Japanese Patent JP2012140983
Kind Code:
A
Abstract:

To provide a high operability switching valve structure that can actuate a switching part with a small-size actuator.

A switching valve structure includes a valve case 6 provided with a switching part 7 for switching the flow direction of a fluid, wherein the valve case 6 includes a pipe part 9 into which the fluid is introduced, an introduction part 10 which is disposed downstream of the pipe part 9 in the flow direction of the fluid and in which the fluid flows in a flow direction set by the switching part 7, and a projecting part 11 that projects inward of the pipe part 9 and is located upstream of the introduction part 10 in the flow direction of the fluid, and the switching part 7 blocks the fluid from flowing to the back side of the switching part 7 when it abuts against the projecting part 11.


Inventors:
NAKAJIMA SHIRO
Application Number:
JP2010292315A
Publication Date:
July 26, 2012
Filing Date:
December 28, 2010
Export Citation:
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Assignee:
CALSONIC KANSEI CORP
International Classes:
F16K1/18; F01N5/02; F01N13/08
Domestic Patent References:
JP2003328746A2003-11-19
JPH0288065U1990-07-12
JPS6043774U1985-03-27
JP2007536465A2007-12-13
Foreign References:
US20030192606A12003-10-16
Attorney, Agent or Firm:
Masaki Goto
Masahiro Fujii
Masaaki Iida