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. 28, 2017
Filed:
Feb. 23, 2015
Applicant:
Shimano Inc., Sakai-shi, Osaka, JP;
Inventors:
Assignee:
Shimano Inc., Sakai-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D 65/12 (2006.01); B62L 1/00 (2006.01); F16D 65/853 (2006.01); F16D 65/02 (2006.01);
U.S. Cl.
CPC ...
B62L 1/005 (2013.01); F16D 65/12 (2013.01); F16D 65/125 (2013.01); F16D 65/127 (2013.01); F16D 65/853 (2013.01); F16D 2065/132 (2013.01); F16D 2065/1316 (2013.01); F16D 2200/003 (2013.01); F16D 2200/0008 (2013.01); F16D 2200/0017 (2013.01); F16D 2250/0038 (2013.01);
Abstract
A bicycle disc brake rotor, having a rotational center axis, comprises a base portion including iron and a surface portion including iron, aluminum, and chrome. The surface portion is formed on an external surface of the base portion. A concentration gradient of chrome of the surface portion is formed in an axial direction parallel to the rotational center axis.