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:
Nov. 08, 2016
Filed:
Jul. 24, 2013
Applicant:
Akebono Brake Industry Co., Ltd., Tokyo, JP;
Inventors:
Toshifumi Maehara, Tokyo, JP;
Hiroaki Nakamura, Tokyo, JP;
Assignee:
AKEBONO BRAKE INDUSTRY CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 51/28 (2006.01); F16D 51/24 (2006.01); F16D 65/56 (2006.01); F16D 51/50 (2006.01); F16D 65/14 (2006.01); F16D 65/22 (2006.01); F16D 51/30 (2006.01); F16D 121/04 (2012.01);
U.S. Cl.
CPC ...
F16D 51/28 (2013.01); F16D 51/24 (2013.01); F16D 51/30 (2013.01); F16D 51/50 (2013.01); F16D 65/14 (2013.01); F16D 65/22 (2013.01); F16D 65/562 (2013.01); F16D 2121/04 (2013.01);
Abstract
A drum brake apparatus includes first and second brake shoes, a wheel cylinder, an anchor portion, an adjuster, an expansion mechanism for expanding the first and second brake shoes, a switch lever mechanism rotatable by an action force of a given or higher value from the expansion mechanism, and a switch strut, following the rotation of the switch lever mechanism, for expanding the anchor-portion side adjoining ends of the first and second brake shoes.