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:
Mar. 13, 2001
Filed:
Oct. 29, 1998
Applicant:
Inventor:
Satoshi Shimizu, Susono, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T 8/60 ;
U.S. Cl.
CPC ...
B60T 8/60 ;
Abstract
A normal control in which a master cylinder,is used as a hydraulic source to increase a wheel cylinder pressure and a brake assist control in which a pump,and an accumulator,are used as the hydraulic source the wheel cylinder pressure is increased in a state where communication between the master cylinder,and the wheel cylinder,** is intercepted are executed. When a termination request for the brake assist control occurs, first, the wheel cylinder pressure decreased. After the wheel cylinder pressure is decreased enough, communication between the wheel cylinder,** and the master cylinder,is restored.