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:
Apr. 25, 1995
Filed:
Jun. 05, 1992
Applicant:
Inventors:
Assignees:
Akebono Brake Industry Co., Ltd., Tokyo, JP;
Akebono Research and Development Centre, Ltd., Saitama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T / ;
U.S. Cl.
CPC ...
36442601 ; 36442604 ; 180170 ;
Abstract
In a vehicular automatic brake system, a distance X between a vehicle to be controlled and an obstacle is determined using a distance sensor, a relative velocity Vs with respect to the obstacle is determined from changes of X with time, a judgment is made as to whether the vehicle to be controlled is approaching the obstacle, further, an estimated time Tx which will be taken until contact with the obstacle is determined from Vs and X, and braking is performed in accordance with the value of Tx.