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:
Mar. 08, 2011
Filed:
Dec. 15, 2006
Applicants:
Arnold Benz, Aichwald, DE;
Helmut Kollotzek, Mutlangen, DE;
Markus Leitl, Remshalden, DE;
Sven Schilling, Korb, DE;
Ernst Limbach, Remshalden, DE;
Josip Zvonkovic, Weinstadt, DE;
Inventors:
Arnold Benz, Aichwald, DE;
Helmut Kollotzek, Mutlangen, DE;
Markus Leitl, Remshalden, DE;
Sven Schilling, Korb, DE;
Ernst Limbach, Remshalden, DE;
Josip Zvonkovic, Weinstadt, DE;
Assignee:
Mahle International GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B 31/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A piston for an internal combustion engine has an annular cooling channel provided with oil admission boreholes and oil discharge boreholes, the oil discharge boreholes being oriented in the direction of the bolt hubs for the cooling thereof.