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:
May. 01, 2018
Filed:
Aug. 07, 2015
Mahle International Gmbh, Stuttgart, DE;
Christoph Beerens, Stuttgart, DE;
Gerhard Bucher, Eppingen, DE;
Justus Himstedt, Stuttgart, DE;
Kurt Maier, Leonberg, DE;
Harald R. Mueller, Ostfildern, DE;
Reinhard Rose, Fellbach, DE;
Christoph Steinmetz, Ludwigsburg, DE;
Mahle International GmbH, , DE;
Abstract
A method for manufacturing a sliding tappet of a valve train of an internal combustion engine may include the steps of: providing a main body; applying a coating at least on a contact surface of the main body configured for contacting an associated cam. The coating may include tungsten carbide and cobalt, and the coating may be applied via high velocity oxygen fuel spraying. The method may further include the step of performing a surface finishing on the coating after the coating is applied.