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. 10, 2019
Filed:
Apr. 24, 2014
Avl List Gmbh, Graz, AT;
AVL List GmbH, Graz, AT;
Abstract
The invention relates to a cylinder head () for an internal combustion engine having at least one cylinder, having at least one valve seat ring () for a lifting valve, wherein the valve seat ring () is surrounded by an annular cooling channel () for a coolant which is formed at least partially into the cylinder head (), wherein the cooling channel () surrounds the valve seat ring at least partially and extends between at least one inlet () and at least one outlet (). In order to reduce the valve wear, it is provided that, as viewed in a section perpendicularly with respect to the axis () of the valve seat ring (), the cooling channel () has at least one preferably substantially crescent-shaped bulge () in the region of the inlet () and/or the outlet ().