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.

Date of Patent:
May. 19, 2020

Filed:

Mar. 06, 2013
Applicant:

Mahle International Gmbh, Stuttgart, DE;

Inventors:

Jochen Adelmann, Stuttgart, DE;

Ralf Braig, Schorndorf, DE;

Michael Marquardt, Welzheim, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02F 3/00 (2006.01); F01P 3/10 (2006.01); F02F 3/20 (2006.01); F02F 3/22 (2006.01);
U.S. Cl.
CPC ...
F02F 3/0084 (2013.01); F01P 3/10 (2013.01); F02F 3/20 (2013.01); F02F 3/22 (2013.01); F02F 2003/0007 (2013.01);
Abstract

A cast light metal piston for an internal combustion engine may include a piston crown and a piston skirt adjoining the piston crown. The piston skirt may include two skirt walls arranged on a pressure side and a counterpressure side, respectively. The piston skirt may have two box walls connecting the skirt walls, which conically taper towards one another in a direction of the piston crown. The piston may include an annularly encircling cooling channel. A thickness of the piston crown may amount to a maximum of 4.5 mm.


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