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:
Jul. 18, 2006
Filed:
Aug. 19, 2004
Norio Uemura, Takahashi, JP;
Toshiaki Iwa, Takahashi, JP;
Katsuya Shirai, Takahashi, JP;
Keigo Shirafuji, Takahashi, JP;
Yukihiko Taguchi, Isesaki, JP;
Norio Uemura, Takahashi, JP;
Toshiaki Iwa, Takahashi, JP;
Katsuya Shirai, Takahashi, JP;
Keigo Shirafuji, Takahashi, JP;
Yukihiko Taguchi, Isesaki, JP;
Eagle Industry Co., Ltd., Tokyo, JP;
Sanden Corporation, Gunma, JP;
Abstract
A capacity control valve is inserted in a flow path connecting a discharge chamber and a crank chamber of a variable capacity compressor and provided with a valve unit and a drive unit. The valve unit has a valve element for opening/closing the flow path or a valve passage of the valve unit. The drive unit has a movable core or plunger for driving the valve element and a communicating path that is formed in the plunger and connects chambers located in both sides of the plunger.