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. 19, 2019
Filed:
Jul. 28, 2014
Applicant:
Mahle International Gmbh, Stuttgart, DE;
Inventors:
Udo Rotmann, Marburg, DE;
Roland Ruch, Schopfheim, DE;
Patrick Sutter, Schopfheim, DE;
Frank Winger, Stuttgart, DE;
Assignee:
Mahle International GmbH, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D 19/00 (2006.01); B22D 18/04 (2006.01); B22F 5/02 (2006.01); B22C 9/10 (2006.01); B22D 21/00 (2006.01); B22F 3/10 (2006.01); B22F 5/00 (2006.01);
U.S. Cl.
CPC ...
B22D 19/0027 (2013.01); B22C 9/10 (2013.01); B22D 18/04 (2013.01); B22D 21/007 (2013.01); B22F 3/10 (2013.01); B22F 5/008 (2013.01); B22F 2301/35 (2013.01);
Abstract
An insert part for a cast piston of an internal combustion engine may include a powder, such as a sintered powder material, containing at least iron or alloys thereof, and having a capacity for being infiltrated. The powder may contain particles having different grain sizes, and up to 4% by volume of the powder may include particles having a diameter smaller than 75 μm.