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:
May. 02, 2017
Filed:
Aug. 28, 2014
Wabco Gmbh, Hannover, DE;
WABCO GmbH, Hannover, DE;
Abstract
A valve apparatusfor a pressure-actuated system has a pressure medium inputand a pressure medium output. A relay valvecontrols the pressure medium input. A pressure-actuatable inlet valveis arranged between the relay valveand the pressure medium output. Each pressure medium outputincludes a pressure-actuatable outlet valvecontrolling a fluidic connection of the pressure medium outputto a purgeleading to atmosphere. At least one outlet valveor inlet valveis formed as a diaphragm valve and has a valve diaphragmwhich lies on a valve seatand opens against the pressure in a purge chamber. For each diaphragm valve, an electrically actuatable purge valvecontrols a fluidic connection of the purge chamberto a purge line controlling the relay valve