Title:
SLIDING MEMBER, METHOD FOR MANUFACTURING SAME, AND METHOD FOR MANUFACTURING HARD MATERIAL
Document Type and Number:
WIPO Patent Application WO/2021/182423
Kind Code:
A1
Abstract:
A sliding member wherein the fatigue resistance of a surface layer obtained by dispersing a hard material in a soft metal matrix is enhanced. A sliding member comprising a substrate layer and a surface layer, wherein the surface layer is provided with a metal matrix and a hard material that is harder than the matrix and is dispersed in the matrix, the hardness of the hard material has a gradient, and the hardness gradient decreases gradually from the inside of the hard material to the surface thereof.
Inventors:
IMAOKA SOUSHI (JP)
MORI MANAE (JP)
HANEDA YUMA (JP)
MORI MANAE (JP)
HANEDA YUMA (JP)
Application Number:
PCT/JP2021/009102
Publication Date:
September 16, 2021
Filing Date:
March 09, 2021
Export Citation:
Assignee:
DAIDO METAL CO (JP)
International Classes:
C25D7/00
Foreign References:
| JPH04123260U | 1992-11-06 | |||
| JPH07238331A | 1995-09-12 | |||
| JP2009215569A | 2009-09-24 | |||
| JP2002266079A | 2002-09-18 | |||
| JP2006307284A | 2006-11-09 | |||
| JPS5647533A | 1981-04-30 | |||
| JPH01230740A | 1989-09-14 | |||
| JPH07238331A | 1995-09-12 |
Other References:
See also references of EP 4119701A4
Attorney, Agent or Firm:
KONISHI Tomimasa (JP)
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