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:
Mar. 27, 2018
Filed:
Nov. 22, 2011
Dieter Frank, Hannover, DE;
Frank Meissner, Hannover, DE;
Dieter Frank, Hannover, DE;
Frank Meissner, Hannover, DE;
WABCO GmbH, Hannover, DE;
Abstract
A compressed air supply installation for operating a pneumatic installation, especially an air suspension installation of a vehicle, includes: an air supply unit and an air compression unit for supplying a compressed air supply unit with compressed air, a pneumatic connection, especially a bleeding line, comprising a bleeding valve system in the form of a controllable solenoid valve system and a bleeding port for bleeding air, and a pneumatic connection, especially a compressed air supply line, comprising an air drier and a compressed air port for supplying compressed air. The solenoid valve system comprises a primary valve and a secondary valve, which are actuatable by a controller of the solenoid valve system that is common to both valves and acts upon both valves.