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:
Aug. 27, 2019

Filed:

Dec. 22, 2017
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Ryan Kuhlman, Novi, MI (US);

Simon Hansmann, Plymouth, MI (US);

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60T 13/62 (2006.01); B60T 8/40 (2006.01); B60T 13/74 (2006.01); B60T 13/66 (2006.01);
U.S. Cl.
CPC ...
B60T 8/4086 (2013.01); B60T 8/409 (2013.01); B60T 13/662 (2013.01); B60T 13/745 (2013.01); B60T 2220/04 (2013.01);
Abstract

A vehicle braking system includes a wheel cylinder, a master cylinder, a brake pedal operable to transmit a user input force to the master cylinder, a primary braking unit including a first electronically controlled pressure generating unit distinct from the master cylinder and operable to generate a braking force at the wheel cylinder in a first mode of operation, a secondary braking unit including a second electronically controlled pressure generating unit distinct from the master cylinder and operable to generate a braking force at the wheel cylinder in a second mode of operation and a pedal feel simulator operable to provide feedback to the brake pedal according to a fixed characteristic of the pedal feel simulator defining a predetermined force-stroke relationship relating a travel distance of the brake pedal to the user input force. In the first mode of operation, the secondary braking unit is operable to receive fluid from the master cylinder to diverge from the predetermined force-stroke relationship at the brake pedal.


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