Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 3, 2009
Patent Application Number
11249266
Date Filed
October 14, 2005
Patent Primary Examiner
Patent abstract
The present invention provides a sliding member which is a combination of sliding members to be operated in water-based environments and which has excellent wear resistance in water-based environments. An amorphous carbon film with a thickness of 0.1 to 5 μm and a hardness of 7 to 25 GPa is formed on at least one of the sliding surfaces of the sliding part of the sliding member. In a preferred mode, a hydrogenated amorphous carbon film comprising 5 to 40 at % hydrogen is formed as the aforementioned amorphous carbon film so as to achieve greater wear resistance.
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