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:
May. 24, 2005
Filed:
May. 23, 2002
Kazuto Kobayashi, Tokyo, JP;
Masamichi Yano, Tokyo, JP;
Kazuto Kobayashi, Tokyo, JP;
Masamichi Yano, Tokyo, JP;
Fujikoki Corporation, Tokyo, JP;
Abstract
An expansion valvecomprises a piping memberequipped with passages to which refrigerant pipes are connected, and a cassette unitthe two members being formed as separate units. The cassette unitcomprises a tube memberhaving a flange portionand at the interior of the tube memberare fixed a guide memberan orifice memberand a plate memberThe pressure of the gas filled in a gas charge chamberdefined by a lidand a diaphragmdisplaces the diaphragm, the displacement being transmitted through a stopper memberto a shaft memberThe shaft memberis guided by a guide memberand controls the valve meansinside a valve chamberThe cassette unitis inserted to the piping memberand fixed to position by a ringSeal membersandare equipped to appropriate areas between the cassette unit and the piping member.