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:
Aug. 05, 2014
Filed:
Jul. 15, 2009
Applicants:
Jean Fourcade, Laille, FR;
Philippe Richard, Chelles, FR;
Olivier Castello, Bondy, FR;
Inventors:
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T 13/00 (2006.01); B60T 11/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
In order to address a problem with the effectiveness of a brake booster device, provision is made for the latter to be produced in the form of hydraulic servo control. In such an instance, a master cylinder (-) of a braking circuit (-) is provided with a pressure chamber () upstream of the braking circuit. This pressure chamber is then subjected to an injection () of hydraulic fluid by a pump (). The pump is operated () according to the braking requirements. The servo control comprises a set of moving gear () sensitive to these requirements and that work an injection valve (-).