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:
Sep. 20, 1994
Filed:
Aug. 28, 1992
Applicant:
Inventors:
Kimio Takahashi, Saitama, JP;
Katsuya Miyake, Saitama, JP;
Takashi Kunimi, Tokyo, JP;
Tatsuo Ogawahara, Saitama, JP;
Tadashi Kobayashi, Saitama, JP;
Kunio Fukaya, Neuilly sur Seine, FR;
Assignees:
Akebono Brake Industry Co., Ltd., Tokyo, JP;
Akebono Research and Development Centre Ltd., Saitama, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
188 721 ; 188 728 ; 188162 ;
Abstract
A brake actuating apparatus which includes a motor disposed at a brake caliper, a driving piston connecting through a converting member which converts a rotary motion of the motor into a linear motion, and a fluid chamber disposed between the driving piston and a pad urging piston for urging the brake pad in the brake caliper, and a diameter of the driving piston is arranged smaller than that of the pad urging piston.