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:
Aug. 11, 2020
Filed:
Jul. 06, 2017
Avl List Gmbh, Graz, AT;
Iwis Motorsysteme Gmbh & Co. KG, Munich, DE;
Juergen Pichler, Graz, AT;
Andreas Krobath, Graz, AT;
Johann Felgitscher, Allerheiligen, AT;
Thomas Weberbauer, Graz, AT;
Siegfried Loesch, Sankt Stefan ob Leoben, AT;
AVL LIST GMBH, Graz, AT;
IWIS MOTORSYSTEME GMBH & CO. KG, Munich, DE;
Abstract
Adjustable-length connecting rod () for a reciprocating piston engine, in particular for a reciprocating piston internal combustion engine, having a hydraulic cylinder for adjusting an effective connecting rod length (L) of the connecting rod (), which hydraulic cylinder has at least one piston and a first hydraulic operating chamber () and a second hydraulic operating chamber (), a hydraulically actuable control device () which can be switched over at least between two switching states with an actuating piston () for controlling the adjustment of the connecting rod (), and a mechanically actuable actuating device () for switching the control device (), which actuating device () is operatively connected via at least one hydraulic actuating line () to the actuating piston () of the control device () for actuating it hydraulically.