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:
Mar. 03, 2015
Filed:
Mar. 15, 2013
Applicant:
Hitachi Automotive Systems, Ltd., Ibaraki, JP;
Inventors:
Tomoyuki Kotake, Zama, JP;
Hirotaka Oikawa, Yokohama, JP;
Assignee:
Hitachi Automotive Systems, Ltd., Ibaraki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/70 (2006.01); B60T 13/74 (2006.01); F16D 65/18 (2006.01); F16D 121/02 (2012.01); F16D 121/24 (2012.01); F16D 123/00 (2012.01);
U.S. Cl.
CPC ...
B60T 13/741 (2013.01); F16D 65/183 (2013.01); F16D 2121/02 (2013.01); F16D 2121/24 (2013.01); F16D 2123/00 (2013.01);
Abstract
A disc brake apparatus, in which, at the time of a parking brake release operation, a control unit configured to control driving of an electric motor drives the electric motor so as to cause a piston holding mechanism to stop holding a piston, detects separation of a brake pad from a disk, and then stops driving the electric motor after driving the electric motor by a predetermined amount based on a current value of the electric motor.