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:
Sep. 07, 2021
Filed:
Oct. 28, 2019
Applicant:
Mahle International Gmbh, Stuttgart, DE;
Inventors:
Philipp Licht, Stuttgart, DE;
Rainer Scharp, Vaihingen, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02F 3/22 (2006.01); F02F 3/00 (2006.01); F02F 3/14 (2006.01); F02F 7/00 (2006.01); F01P 3/00 (2006.01);
U.S. Cl.
CPC ...
F02F 3/22 (2013.01); F02F 3/0069 (2013.01); F02F 3/14 (2013.01); F02F 7/007 (2013.01); F01P 2003/006 (2013.01); F02F 2003/0061 (2013.01);
Abstract
A piston of an internal-combustion engine may include a piston head and a piston skirt, a cooling duct circulating in the piston head, a boss for receiving a piston pin, and a feed hopper for supplying cooling oil into the cooling duct. The feed hopper may be fastened to another component of the piston via a retaining lug by at least one of a material closure, a force closure, and a positive closure.