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:
Oct. 02, 2018
Filed:
May. 20, 2013
Applicant:
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, Ibaraki, JP;
Inventors:
Assignee:
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 11/00 (2006.01); B60T 8/44 (2006.01); B60T 8/48 (2006.01); B60T 8/50 (2006.01); B60T 17/02 (2006.01); F04C 15/00 (2006.01); F04B 53/10 (2006.01); F04C 2/10 (2006.01); F04C 2/344 (2006.01);
U.S. Cl.
CPC ...
F04B 11/0091 (2013.01); B60T 8/442 (2013.01); B60T 8/4872 (2013.01); B60T 8/5037 (2013.01); B60T 17/02 (2013.01); F04B 11/00 (2013.01); F04B 53/1067 (2013.01); F04C 15/0049 (2013.01); F04C 2/10 (2013.01); F04C 2/344 (2013.01); F04C 2240/30 (2013.01);
Abstract
An object of the present invention is to provide a pump device that is capable of improving a discharge performance. A first orificethat is provided on a discharge oil passage (a pipe) of a pumpand a second orificethat, when a flow amount Q becomes greater than a predetermined flow amount Q, allows pass of brake fluid are provided.