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.
Patent No.:
Date of Patent:
Apr. 16, 2024
Filed:
Feb. 04, 2020
Zf Cv Systems Europe Bv, Brussels, BE;
Eugen Kloos, Viernheim, DE;
ZF CV Systems Europe BV, Brussels, BE;
Abstract
A compressed-air braking system (DBA*) for a motor vehicle, includes a compressed-air supply device () with a compressor () and several brake circuits which are connected to the compressed-air supply device () via a multi-circuit protection valve () and include at least one parking brake circuit with parking brake cylinders (). In order to reduce the operating noise of the compressed-air braking system (DBA*) occurring in particular on venting of the parking brake cylinders (), it is provided that the parking brake cylinders () can be vented, per wheel or per vehicle axle, alternately either to the surrounding atmosphere or into an additional reservoir () via a respective quick-venting valve () connected to a connecting line () and a changeover valve () arranged downstream thereof.