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:
Feb. 03, 2015

Filed:

Dec. 15, 2011
Applicants:

Takashi Nishioka, Utsunomiya, JP;

Satoshi Matsushita, Utsunomiya, JP;

Hidetoshi Kobori, Utsunomiya, JP;

Kunimichi Hatano, Utsunomiya, JP;

Naoto Ohkubo, Utsunomiya, JP;

Inventors:

Takashi Nishioka, Utsunomiya, JP;

Satoshi Matsushita, Utsunomiya, JP;

Hidetoshi Kobori, Utsunomiya, JP;

Kunimichi Hatano, Utsunomiya, JP;

Naoto Ohkubo, Utsunomiya, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60T 13/16 (2006.01); B60T 7/04 (2006.01); B60T 13/66 (2006.01); B60T 13/68 (2006.01);
U.S. Cl.
CPC ...
B60T 13/161 (2013.01); B60T 7/042 (2013.01); B60T 13/662 (2013.01); B60T 13/686 (2013.01); B60T 2220/04 (2013.01);
Abstract

Upon occurrence of a change in the load versus fluid loss property, the braking force for the given brake pedal operation amount is changed so that the vehicle operator is enabled to perceive the change in the load versus fluid loss property. In a vehicle brake system comprising a motor actuated cylinder, wheel cylinders, a stroke sensor for detecting a brake pedal operation amount, a target value setting circuit for setting a target stoke of the motor actuated cylinder, and a fluid pressure compensating circuit for correcting the target stoke upon detection of a deviation between a brake fluid pressure reference value corresponding to the brake pedal operation amount and an actual brake fluid pressure in a direction to reduce the deviation, a stroke limiting circuit restricts a compensation value produced by the fluid pressure compensation circuit according to the brake pedal operation amount.


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