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. 06, 2007
Filed:
Jul. 21, 2006
Applicants:
Karlheinz Bing, Remseck, DE;
Frank Winger, Stuttgart, DE;
Inventors:
Karlheinz Bing, Remseck, DE;
Frank Winger, Stuttgart, DE;
Assignee:
Mahle GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light metal cylinder liner with a surface which facilitates the connection with the surrounding cast material may be produced. The cylinder liner is produced by a lost-foam method with a form for production of the cast foam model having a structured surface with height variations of 0.8 to 5 mm. The structured surface is, for example, grooves or longitudinal elevations.