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. 12, 2002
Filed:
Feb. 16, 2001
Applicant:
Inventors:
Harald Pfestorf, Untereisesheim, DE;
Siegfried Mielke, Neckarsulm, DE;
Werner Landvatter, Untereisesheim, DE;
Emmerich Ottliczky, Forchtenberg-Ernsbach, DE;
Assignee:
KS Kolbenschmidt GmbH, Neckarsulm, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 1/16 ; F02F 3/00 ;
U.S. Cl.
CPC ...
F16J 1/16 ; F02F 3/00 ;
Abstract
A light metal piston for internal combustion engines which includes a bearing bushing comprising a shell wrapped from a rolled strip or band shaped metal material. The shell has a butt joint which is closed in a pressed-in state, with a preferred orientation of the metallurgical grain areas being formed in the circumferential direction of the shell.