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. 17, 2020
Filed:
Jun. 21, 2016
Applicant:
Hitachi Automotive Systems, Ltd., Ibaraki, JP;
Inventors:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD., Ibaraki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 65/18 (2006.01); F16D 65/16 (2006.01); F16D 55/226 (2006.01); F16D 65/00 (2006.01); F16J 1/00 (2006.01); B60T 1/06 (2006.01); F16D 121/04 (2012.01); F16D 125/06 (2012.01);
U.S. Cl.
CPC ...
F16D 65/18 (2013.01); F16D 55/226 (2013.01); F16D 65/0006 (2013.01); F16D 65/16 (2013.01); F16D 65/183 (2013.01); F16J 1/005 (2013.01); F16J 1/006 (2013.01); B60T 1/065 (2013.01); F16D 2121/04 (2013.01); F16D 2125/06 (2013.01); F16D 2200/0021 (2013.01); F16D 2200/0056 (2013.01); F16D 2250/0023 (2013.01);
Abstract
Provided are a disc brake and a piston whose weights can be effectively reduced. A disc brake includes a piston configured to press a pad against a disc. The piston includes a body member formed into a bottomed cylindrical shape and including a cylinder portion and a bottom portion. The cylinder portion and the bottom portion are approximately equal in wall thickness. The piston further includes a plate-shaped member fixed to an external bottom surface of the body member and disposed within a range of the external bottom surface and in a region including a center of the external bottom surface.