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:
May. 09, 2023

Filed:

Mar. 16, 2021
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Florian Haag, Ellhofen, DE;

Martin Marquart, Reichenbach, DE;

Nikolas Loeffelmann, Heilbronn, DE;

Assignee:

ROBERT BOSCH GMBH, Stuttgart, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60T 17/22 (2006.01); B60T 13/16 (2006.01); G01F 23/00 (2022.01); G01M 3/26 (2006.01); B60T 17/08 (2006.01);
U.S. Cl.
CPC ...
B60T 17/225 (2013.01); B60T 13/16 (2013.01); B60T 17/08 (2013.01); B60T 17/221 (2013.01); G01F 23/0007 (2013.01); G01M 3/26 (2013.01); B60T 2270/406 (2013.01);
Abstract

A method for ascertaining an available fluid volume in a tank for brake fluid of a braking system. The braking system includes a pressure generator fluidically connected to the tank on the one hand and to at least one brake circuit on the other hand, which is activatable for generating a hydraulic pressure in the braking system as brake fluid is withdrawn from the tank. A drop below a predefined limiting value for a fill level of the brake fluid in the tank is monitored with the aid of a binary sensor assigned to the tank. It is provided that an actuation of the pressure generator is monitored and that the available fluid volume is ascertained as a function of the actuation of the pressure generator when the instantaneous fill level drops below the limiting value.


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