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:
Feb. 14, 2017
Filed:
Mar. 05, 2013
Applicant:
Kayaba Industry Co., Ltd., Minato-ku, Tokyo, JP;
Inventors:
Koichiro Akatsuka, Gifu, JP;
Tomoyuki Fujita, Kani, JP;
Masamichi Sugihara, Kani, JP;
Fumiyasu Kato, Kasugai, JP;
Assignee:
KYB Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04C 14/22 (2006.01); F04C 2/344 (2006.01); F04C 15/06 (2006.01); F01C 21/08 (2006.01); F04C 14/10 (2006.01);
U.S. Cl.
CPC ...
F04C 14/223 (2013.01); F04C 2/344 (2013.01); F04C 2/3446 (2013.01); F04C 14/226 (2013.01); F04C 15/062 (2013.01); F01C 21/0863 (2013.01); F04C 14/10 (2013.01); F04C 2250/102 (2013.01);
Abstract
In a variable capacity type vane pump in which a cam ring pivots, a discharge port is so formed that an absolute value of a difference between a discharge port start edge line inclination angle and a discharge port end edge line inclination angle is larger than a vane angle.