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:
Apr. 19, 2022
Filed:
Apr. 27, 2017
Federal-mogul Valvetrain Gmbh, Barsinghausen, DE;
Andre Mareau, Strasbourg, FR;
Stefan Kellermann, Barsinghausen, DE;
Antonius Wolking, Barsinghausen, DE;
Oliver Schulze, Donaueschingen, DE;
Andreas Heinek, Bannewitz, DE;
Guido Bayard, Dortmund, DE;
Daniel Eisenring, Blumberg, DE;
Olaf Josef, Gehrden, DE;
Carsten Struebbe, Gladbeck, DE;
Wolf-Dieter Streich, Blumberg, DE;
Federal-Mogul Valvetrain GmbH, Barsinghausen, DE;
Abstract
A method for manufacturing a poppet valve or mushroom valve includes providing a mixture of metal powder and a binder, filling and pressing said mixture in a mold, to obtain a green product, removing the binder from the green product, and thermally sintering the green product to a poppet valve blank, by hot isostatic pressing. A poppet valve is also provided that is manufactured with this method.