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. 25, 2019
Filed:
Sep. 09, 2017
Eco Holding 1 Gmbh, Marktheidenfeld, DE;
Alexander Mudra, Goerlitz, DE;
Dietmar Schulze, Muenzenberg, DE;
ECO Holding 1 GmbH, Marktheidenfeld, DE;
Abstract
A hydraulic arrangement including a switch valve configured to control a hydraulic fluid flow of a connecting rod of an internal combustion engine with variable compression including an eccentrical element adjustment device for adjusting an effective connecting rod length, wherein the eccentrical element adjustment device includes at least a first cylinder and a second cylinder forming hydraulic chambers, wherein a first inlet is provided for feeding hydraulic fluid into the first cylinder through a supply conduit, wherein a second inlet is provided for feeding hydraulic fluid into the second cylinder through the supply conduit, wherein a first outlet is provided for draining hydraulic fluid from the first cylinder, wherein a second outlet is provided for draining hydraulic fluid from the second cylinder, wherein the switch valve includes a displaceable piston which is displaceable into a first switching position or a second switching position.