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:
Mar. 18, 2025

Filed:

Feb. 09, 2022
Applicant:

Zf Active Safety Us Inc., Livonia, MI (US);

Inventor:

Blaise Ganzel, Ann Arbor, MI (US);

Assignee:

ZF ACTIVE SAFETY US INC., Livonia, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60T 13/68 (2006.01); B60T 8/176 (2006.01); B60T 8/32 (2006.01); B60T 13/14 (2006.01); B60T 13/62 (2006.01); B60T 8/40 (2006.01);
U.S. Cl.
CPC ...
B60T 13/686 (2013.01); B60T 8/176 (2013.01); B60T 8/326 (2013.01); B60T 13/142 (2013.01); B60T 13/62 (2013.01); B60T 8/4081 (2013.01); B60T 2270/10 (2013.01); B60T 2270/402 (2013.01); B60T 2270/404 (2013.01); B60T 2270/82 (2013.01); B60T 2270/88 (2013.01);
Abstract

A brake system for actuating at least one wheel brake includes a reservoir and a master cylinder operable to provide a brake signal responsive to actuation of a brake pedal connected thereto. The master cylinder is selectively operable during a manual push-through mode to generate brake actuating pressure to at least one output for hydraulically actuating at least one wheel brake. A power transmission unit is configured for actuating at least one of the wheel brakes in a non-failure normal braking mode. A secondary braking module is configured for selectively providing hydraulic fluid to each of the wheel brakes in an enhanced braking mode. The secondary braking module includes a pump motor driving at least one pump unit. Each pump unit is operatively connected to a fluid accumulator associated with the correlated wheel brake for selectively varying an amount of hydraulic fluid provided to the wheel brake.


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