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:
Feb. 11, 2020
Filed:
Jul. 17, 2018
Dr. Ing. H.c. F. Porsche Aktiengesellschaft, Stuttgart, DE;
Michael Paul, Weissach, DE;
Abstract
A method is provided for producing an assembly of an eccentric rod () and a piston () of a connecting rod of an internal combustion engine having an adjustable compression ratio. The method includes providing an eccentric rod () having a first end () for attachment to an eccentric lever of an eccentric adjusting device of the connecting rod and a second end () for attachment to a piston () that can be guided in a hydraulic chamber of the connecting rod. The method then includes arranging the second end () of the eccentric rod () in the piston (); introducing an injection-molding tool () into the piston (); and injection-molding a circumferentially closed retaining ring () between the piston (), the second end () of the eccentric rod () and the injection-molding tool ().