EXPANSION VALVE AND REFRIGERATION CYCLE DEVICE

Title:

EXPANSION VALVE AND REFRIGERATION CYCLE DEVICE

Document Type and Number:

WIPO Patent Application WO/2016/002022

Kind Code:

A1

Abstract:

A expansion valve (20) is provided with: a body (30) having formed therein a first valve chamber (32) in which a first opening (37) communicating with a first pipe (91) is formed, a second valve chamber (33) in which a second opening (38) communicating with a second pipe (92) is formed, and a valve hole (34) which connects the first valve chamber (32) and the second valve chamber (33); a valve body (50) having a first main shaft section (51), at least a part of which is disposed in the first valve chamber (32), a second main shaft section (52), at least a part of which is disposed in the second valve chamber (33), and a narrowed section (53) which connects the first main shaft section (51) and the second main shaft section (52) and which is inserted in the valve hole (34); a first porous member (61) disposed in a first flow passage (21) between the first pipe (91) and the valve hole (34); and a first closing member (71) disposed in the region between the first porous member (61) and the first pipe (91) of the first flow passage (21) and closing a part of a flow passage cross-section.

Inventors:

ITO MASAHIRO (JP)
SHIMAZU YUSUKE (JP)

Application Number:

PCT/JP2014/067619

Publication Date:

January 07, 2016

Filing Date:

July 02, 2014

Export Citation:

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Assignee:

MITSUBISHI ELECTRIC CORP (JP)

International Classes:

F16K31/04; F16K1/44; F16K47/08; F25B41/06

Foreign References:

JP2012159180A	2012-08-23
JP2008032380A	2008-02-14
JP2008291916A	2008-12-04
JPH1113500A	1999-01-19
JP2005055119A	2005-03-03
JP2006284088A	2006-10-19
JP2006084108A	2006-03-30
JP2006077955A	2006-03-23
JPH09310939A	1997-12-02
JP2012154529A	2012-08-16
JP2005226846A	2005-08-25
JP2001311570A	2001-11-09
JPS57129371A	1982-08-11

Other References: