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:
Jan. 31, 2023
Filed:
Nov. 14, 2018
KS Kolbenschmidt Gmbh, Neckarsulm, DE;
Emmerich Ottliczky, Forchtenberg, DE;
Gerhard Luz, Nordheim, DE;
Eberhard Weiss, Langenbrettach, DE;
Ingo Roth, Pfedelbach, DE;
KS Kolbenschmidt GmbH, Neckarsulm, DE;
Abstract
A steel piston () for a combustion engine, having an upper part in which a ring section () with at least one ring groove () is arranged, wherein the upper part is adjoined by a lower part that has two opposing skirt wall sections (), wherein the two skirt wall sections () are connected via two mutually opposite case walls (), wherein a pin bore () surrounded by a piston boss () is provided in each case wall (). In one example, there is at least one aperture () or at least one recess in the case wall () in the region between the piston boss () and the skirt wall section ().