Title:
Expansion valve
Document Type and Number:
Japanese Patent JP6012882
Kind Code:
B2
Abstract:
An expansion valve includes a main body 13 having a valve seat 12 in an axial direction of a valve chamber 11, a valve body 14 movable in the axial direction of the valve chamber 11 and facing the valve seat 12, a valve driving unit 15 configured to bring the valve body 14 into contact with the valve seat 12 and separate the valve body 14 from the valve seat 12, a first pipe 16 connected to the valve chamber 11 of the main body 13 from a radial direction, and a second pipe 17 mounted to the valve chamber 11 of the main body 13 from the axial direction. At least a part of the valve body 14 facing the first pipe 16 and surrounding a shaft 14a is composed of a mesh structure member 18 or a member formed of a foaming material, and the mesh structure member 18 or the member formed of the foaming material has a cylindrical shape of which diameter is larger than a diameter of the shaft 14a of the valve body 14 and smaller than an inner diameter of the valve chamber 11, and is housed in the valve chamber 11.
Inventors:
Masahiro Ito
Yusuke Shimazu
Yusuke Shimazu
Application Number:
JP2015544654A
Publication Date:
October 25, 2016
Filing Date:
October 29, 2013
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
F25B41/06
Domestic Patent References:
| JP2013104439A | 2013-05-30 | |||
| JP2001289538A | 2001-10-19 | |||
| JPH09310939A | 1997-12-02 | |||
| JPH08159511A | 1996-06-21 | |||
| JPH11325658A | 1999-11-26 | |||
| JPH05264129A | 1993-10-12 | |||
| JP2003097866A | 2003-04-03 | |||
| JPH11325655A | 1999-11-26 |
Foreign References:
| US20030074914A1 | 2003-04-24 |
Attorney, Agent or Firm:
Patent Business Corporation Kisa Patent Trademark Office
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