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.

Date of Patent:
Sep. 13, 2016

Filed:

Dec. 11, 2012
Applicant:

Akebono Brake Industry Co., Ltd., Tokyo, JP;

Inventors:

Hironori Akada, Tokyo, JP;

Hiroyasu Ishikawa, Tokyo, JP;

Michio Suzuki, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 51/00 (2006.01); B60T 1/06 (2006.01); F16D 51/48 (2006.01); F16D 51/28 (2006.01); F16D 55/00 (2006.01); F16D 121/24 (2012.01); F16D 125/34 (2012.01); F16D 125/48 (2012.01); F16D 125/60 (2012.01); F16D 125/68 (2012.01); F16D 125/70 (2012.01); F16D 131/00 (2012.01);
U.S. Cl.
CPC ...
B60T 1/067 (2013.01); F16D 51/48 (2013.01); F16D 51/28 (2013.01); F16D 2051/003 (2013.01); F16D 2051/005 (2013.01); F16D 2055/0037 (2013.01); F16D 2121/24 (2013.01); F16D 2125/34 (2013.01); F16D 2125/48 (2013.01); F16D 2125/60 (2013.01); F16D 2125/68 (2013.01); F16D 2125/70 (2013.01); F16D 2131/00 (2013.01);
Abstract

There is provided a drum brake type electric parking brake apparatus includes an electric actuator unit, a backing plate and a knuckle. The electric actuator unit includes an electric motor and a decelerator, and expands a gap between one end portions of the brake shoes based on activation of the electric motor. The electric actuator unit is separately provided from the backing plate. The electric actuator unit is arranged at an inner-side surface of the knuckle, and the backing plate is arranged at an outer-side surface of the knuckle. The backing plate and the electric actuator unit are supported and fixed to the knuckle.


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