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. 02, 2016

Filed:

Feb. 07, 2012
Applicants:

James Zhiqiang Guo, Charleston, SC (US);

Omar Bravo, Summerville, SC (US);

Christopher Theodore Yohpe, Summerville, SC (US);

Joerg Fricke-schmidt, Kleinmachnow, DE;

Inventors:

James Zhiqiang Guo, Charleston, SC (US);

Omar Bravo, Summerville, SC (US);

Christopher Theodore Yohpe, Summerville, SC (US);

Joerg Fricke-Schmidt, Kleinmachnow, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T 8/42 (2006.01); B60T 8/40 (2006.01);
U.S. Cl.
CPC ...
B60T 8/4291 (2013.01); B60T 8/4068 (2013.01);
Abstract

A hydraulic unit for a braking system of a vehicle includes a body with actuator-side and brake-side ports. Inlet and outlet valves are positioned in the body and operable to selectively supply and relieve hydraulic fluid to/from the wheel cylinder of a brake via the brake-side port. A damper is positioned in the body for damping pressure pulsations in the hydraulic fluid. The damper is selectively operable in a first state having a first damping characteristic, and in a second state having a second damping characteristic different from the first damping characteristic.


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