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. 12, 1989
Filed:
Jul. 20, 1988
Applicant:
Inventor:
Masao Fukushima, Machida, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T / ;
U.S. Cl.
CPC ...
303 87 ; 1882 / ; 303-1 ; 303 86 ;
Abstract
To shift the resonant (peak) hydraulic pressure vibration frequency, caused when hydraulic pressure varies by brake unit torque fluctuations due to worn-away brake rotor for instance, away from the brake shimmy generation range (e.g. 10 to 17 Hz), an auxiliary pipe is additionally connected between a first pipe connecting the master cylinder to the right side hydraulic cylinder and a second pipe connecting the master cylinder to the left side hydraulic cylinder in the vicinity of the two hydraulic cylinders.