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. 10, 2015
Filed:
Jan. 22, 2013
Schaeffler Technologies Ag & Co. KG, Herzogenaurach, DE;
Michael Busse, Herzogenaurach, DE;
Jens Schafer, Herzogenaurach, DE;
Martin Steigerwald, Herzogenaurach, DE;
Jurgen Plate, Gerhardshofen, DE;
Schaeffler Technologies AG & Co. KG, Herzogenaurach, DE;
Abstract
A directional control valve () for controlling a flow of hydraulic oil from a pressure connection () via work chambers of a camshaft adjuster () to a tank connection (). The disclosed directional control valve () includes an accumulator connection () for guiding at least a part of the hydraulic oil flowing out from a work chamber into a volume accumulator () before the discharge into the tank connection ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile