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. 09, 2013
Filed:
Feb. 07, 2008
Michael Herges, Munich, DE;
Friedbert Roether, Cleebronn, DE;
Martin Mederer, Munich, DE;
Janos Toth, Kecskemét, HU;
Michael Herges, Munich, DE;
Friedbert Roether, Cleebronn, DE;
Martin Mederer, Munich, DE;
Janos Toth, Kecskemét, HU;
Knorr-Bremse Systeme Fuer Nutzfahrzeuge GmbH, Munich, DE;
Abstract
A pneumatic control valve device for systems for arbitrarily lifting and lowering the vehicle body of air-suspended vehicles, with a control device having at least one mechanical control element for the positions lift, lower, drive and stop, and with a spring device for returning the control element after it has been released, in which the spring device returns the control element after it has been released into the drive position, a position securing device is provided, the position securing device mechanically locking the control element, the position securing device, in the locked state, preventing the control element from returning under the spring force of the spring device into the drive position, but permitting this in the unlocked state, however always permitting the control element to be manually adjusted, the position securing device can be changed from the locked state into the unlocked state by an electric signal.