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:
Oct. 31, 2006
Filed:
Dec. 12, 2003
Applicants:
Karlheinz Bing, Ramseck, DE;
Gerhard Bucher, Ludwigsburg, DE;
Inventors:
Karlheinz Bing, Ramseck, DE;
Gerhard Bucher, Ludwigsburg, DE;
Assignee:
Mahle GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 15/00 (2006.01); B21K 1/18 (2006.01); B23P 11/00 (2006.01); F16J 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for the production of pistons having depression edge armoring for internal combustion engines, in which a more heat-resistant armoring ring, in comparison with a forged piston blank having a combustion depression, is connected with the piston blank in the region of the depression edge. The method comprises the following steps: