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:
Jun. 02, 2020
Filed:
Dec. 01, 2015
Sanden Holdings Corporation, Isesaki-shi, JP;
Yukihiko Taguchi, Isesaki, JP;
SANDEN HOLDINGS CORPORATION, Gunma, JP;
Abstract
Variable displacement compressorhas second control valvefor adjusting the opening degree of pressure release passage. Second control valveincludes partition member, which partitions valve chamberand back pressure chamber, and has side wallsurrounding valve portionof spool, and end wallconnected to one end side of side walland through which shaft portionof spoolpenetrates. Furthermore, in second control valve, end surfaceopposite to the end wall of the side wall of partition memberabuts on the wall surface opposite to the back pressure chamber of the valve chamber. When the valve portionof spoolabuts on the wall surface, pressure receiving portionof spoolabuts on end wall