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:
Jan. 16, 2018
Filed:
Jun. 18, 2014
Applicant:
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Inventors:
Takashi Kuwahara, Kanagawa, JP;
Shigeru Ishii, Kanagawa, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 48/02 (2006.01); F16D 25/12 (2006.01); F16H 61/00 (2006.01);
U.S. Cl.
CPC ...
F16D 48/02 (2013.01); F16D 25/123 (2013.01); F16D 25/14 (2013.01); F16H 61/0031 (2013.01); F16D 2048/0236 (2013.01); F16D 2048/0239 (2013.01); F16D 2048/0245 (2013.01); F16D 2048/0269 (2013.01); F16D 2500/1088 (2013.01); F16D 2500/30404 (2013.01); F16D 2500/70448 (2013.01);
Abstract
A vehicle clutch hydraulic system for a vehicle is provided with a mechanical oil pump, an electric oil pump, a forward clutch and a control valve unit. In the vehicle clutch hydraulic system, a main pump oil passage fluidly connects the mechanical oil pump to the control valve unit. A sub-pump oil passage fluidly connects the electric oil pump to a forward clutch oil passage into which an oil passage outlet opens at an inside location closer to a clutch rotational axis than a clutch oil chamber of the forward clutch.