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. 27, 2025

Filed:

May. 17, 2022
Applicant:

Volvo Car Corporation, Gothenburg, SE;

Inventors:

Yongxing Jin, Shanghai, CN;

Ming Yuan, Shanghai, CN;

Yi Yu, Shanghai, CN;

Assignee:

Volvo Car Corporation, Gothenburg, SE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16D 66/02 (2006.01); F16D 65/18 (2006.01); F16D 66/00 (2006.01); F16D 121/24 (2012.01); F16D 125/06 (2012.01); F16D 125/40 (2012.01);
U.S. Cl.
CPC ...
F16D 66/023 (2013.01); F16D 65/18 (2013.01); F16D 2066/003 (2013.01); F16D 2121/24 (2013.01); F16D 2125/06 (2013.01); F16D 2125/40 (2013.01);
Abstract

A method and a system for monitoring wear of a braking frictional pad of a motor vehicle, the motor vehicle including a brake device acting on a vehicle wheel, the brake device including a braking frictional pad that is non-rotatable relative to the vehicle wheel and is linearly movable parallel to a rotational axis of the vehicle wheel; a brake piston configured to drive the braking frictional pad; and an electric parking brake or an electric mechanical brake, the electric parking brake or the electric mechanical brake having a drive motor and a piston driving part driven by the drive motor to be linearly movable, the piston driving part being configured to, when the motor vehicle is braking, drive the brake piston to contact the braking frictional pad and in turn drive the braking frictional pad to move.


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