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Title:
SLIDING COMPONENT
Document Type and Number:
WIPO Patent Application WO/2014/196259
Kind Code:
A1
Abstract:
A sliding component which is provided with: a component that is provided with a hard carbon coating film; and a steel component that is in sliding contact with the component. The hard carbon coating film comprises at least a first layer that forms the surface layer and a second layer that is below the first layer. The first layer contains C, H and at least one of elements X (B, Cr, Ti), and the second layer contains at least one of the elements X which are contained in the first layer. The concentration of the elements X in the first layer is lower than that in the second layer.

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Inventors:
SUGIMOTO ITTO (JP)
ONODERA TASUKU (JP)
Application Number:
PCT/JP2014/059920
Publication Date:
December 11, 2014
Filing Date:
April 04, 2014
Export Citation:
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Assignee:
HITACHI LTD (JP)
International Classes:
C23C14/06; F01L1/04; F02M41/12; F02M59/26
Foreign References:
JP2011052238A2011-03-17
JP2007277663A2007-10-25
JP2007070565A2007-03-22
JPH11280680A1999-10-15
Attorney, Agent or Firm:
INOUE Manabu et al. (JP)
Manabu Inoue (JP)
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