The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 21, 2018
Filed:
Jul. 02, 2014
Mitsubishi Electric Corporation, Tokyo, JP;
Masahiro Ito, Tokyo, JP;
Yusuke Shimazu, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
An expansion valve includes a main body including a first valve chamber having a first opening communicating with a first pipe, a second valve chamber having a second opening communicating with a second pipe, and a valve hole connecting the first valve chamber and the second valve chamber to each other, a valve body including a first main shaft, at least a part of which is provided in the first valve chamber, a second main shaft, at least a part of which is provided in the second valve chamber, and a constricted portion provided in the valve hole and connecting the first main shaft and the second main shaft to each other, a first porous member provided in a first passage between the first pipe and the valve hole, and a first shield member provided in a region of the first passage between the first pipe and the first porous member, and shields a part of a passage cross-section of the first passage.