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:
Jun. 28, 2022
Filed:
Jun. 28, 2018
Applicant:
Knorr-bremse Systeme Für Schienenfahrzeuge Gmbh, Munich, DE;
Inventors:
Manfred Vohla, Vienna, AT;
Kurt Haselsteiner, Möding, AT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F15B 11/028 (2006.01); G05D 16/20 (2006.01); B60L 5/32 (2006.01); H01R 41/00 (2006.01);
U.S. Cl.
CPC ...
F15B 11/028 (2013.01); B60L 5/32 (2013.01); G05D 16/2013 (2013.01); G05D 16/2024 (2019.01); H01R 41/00 (2013.01); B60L 2200/26 (2013.01); F15B 2211/528 (2013.01); F15B 2211/6313 (2013.01); F15B 2211/67 (2013.01); H01R 2201/26 (2013.01);
Abstract
A device for controlling a required pressing force from a current collector of a vehicle on an overhead line, a method for using such a device and a power car having at least one such device, utilize a pilot control circuit, a working pressure control circuit and an adjustment device including a relay valve. The pilot control circuit adjusts a pilot control pressure and the relay valve uses a pilot control pressure to control a power pressure to provide a required working pressure for the pressing force of the current collector.