US Patent 11174763 Gas exchange valve for an internal combustion engine
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Patent abstract
A gas exchange valve for an internal combustion engine may include a valve stem and a wear resistance improving functional layer. The valve stem may extend in an axial direction and may transition into a valve plate in the axial direction. The functional layer may include nickel and tungsten. The functional layer may be arranged in a coating area on an outer circumference of the valve stem and may at least partially define a sliding surface.
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Patent Inventor Names
Alexander Mueller0
Alexander Puck0
Christoph Luven0
Reinhard Rose0
Stephan Koerner0
Edits on 22 May, 2023
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Official Website
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Patent Jurisdiction
Patent Number
111747630
Date of Patent
November 16, 2021
0Patent Application Number
168759260
Date Filed
May 15, 2020
0Official Website
Patent Primary Examiner
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US Patent 11174763 Gas exchange valve for an internal combustion engine
Infobox
Is a
Patent jurisdiction
Patent number
11174763
Date of patent
November 16, 2021
Patent application number
16875926
Date Filed
May 15, 2020
Patent primary examiner
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