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:
Jul. 17, 2007
Filed:
Nov. 12, 2004
Applicant:
Hiroshi Tsunehara, Kanagawa, JP;
Inventor:
Hiroshi Tsunehara, Kanagawa, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T 8/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
A brake-by-wire type vehicle brake system is arranged to return a piston of a master cylinder to a normal position by opening a shutoff valve so as to supply a hydraulic pressure of a pump to the master cylinder when the shutoff valve is closed and a stroke simulator is put in shutoff state and to close the shutoff valve when the stroke simulator is put in communicating state by returning the pistons of the master cylinder to the normal position.