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:
Oct. 21, 2025

Filed:

Apr. 21, 2023
Applicant:

Zf Cv Systems Global Gmbh, Bern, CH;

Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 21/04 (2019.01); B01D 53/26 (2006.01); B01D 53/30 (2006.01); F15B 13/044 (2006.01);
U.S. Cl.
CPC ...
F15B 21/04 (2013.01); B01D 53/26 (2013.01); B01D 53/30 (2013.01); F15B 13/044 (2013.01); B01D 2257/80 (2013.01); B01D 2259/4566 (2013.01);
Abstract

An air processing unit for providing compressed air to a supply port for use in a pneumatic system with a pneumatic unit pneumatically connected to the supply port. The air processing unit comprises an inlet port for receiving the compressed air from an electrically controlled compressed air supply. An air drying unit having an input port pneumatically connected to the inlet port and configured to dry the compressed air received, a supply line configured to supply dried compressed air, a return flow control unit comprising an electrically controlled valve are also included in the air processing unit. The electrically controlled valve is provided as a single and only electrically controlled valve of the return flow control unit.


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