Member having sliding contact surface, compressor and rotary compressor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Oct 9, 2001
Issued Date -
N/A
app pub date -
Feb 9, 2000
filing date -
Jul 18, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
A member is disclosed which includes a hard carbon film provided through an interlayer or directly on a main body such as a vane. A mixed layer is formed within the main body or interlayer adjacent to an outer surface of the main body or interlayer. The mixed layer contains carbon and a constituent element of either the main body or the interlayer. The mixed layer has a carbon content gradient in its thickness direction so that a carbon content in a thickness portion thereof closer to an outer surface of the mixed layer is higher than in a thickness portion thereof remoter from the outer surface of the mixed layer.
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