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Title:
SINTERED MECHANICAL COMPONENT AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2015/001894
Kind Code:
A1
Abstract:
In the present invention, a sintered body having a density of at least 7.5g/cm3 is formed using a mixed powder in which 0.05-0.35 wt% of a graphite powder having an average particle size of no more than 8μm is mixed with respect to 100 wt% of a diffusion alloyed steel powder, or using a mixed powder in which 0.15-0.35 wt% of a graphite powder having an average particle size of no more than 8μm is mixed with respect to 100 wt% of a completely alloyed steel powder.

Inventors:
OKUNO Takahiro (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
YASHIRO Naoki (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
OOHIRA Kouya (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
Application Number:
JP2014/064707
Publication Date:
January 08, 2015
Filing Date:
June 03, 2014
Export Citation:
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Assignee:
NTN CORPORATION (3-17, Kyomachibori 1-chome Nishi-ku, Osaka-sh, Osaka 03, 〒5500003, JP)
OKUNO Takahiro (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
YASHIRO Naoki (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
OOHIRA Kouya (105 Hidamarinooka 5-chome, Kuwana-sh, Mie 67, 〒5110867, JP)
International Classes:
C22C38/00; B22F1/00; B22F5/08; C22C33/02; F16H53/02; F16H55/06
Domestic Patent References:
WO2014103999A12014-07-03
Foreign References:
JP2008169460A2008-07-24
JP2009221576A2009-10-01
JPH09279204A1997-10-28
JP2004232079A2004-08-19
JPH0820849A1996-01-23
JP2009263697A2009-11-12
JPH04337001A1992-11-25
JP2007537359A2007-12-20
Other References:
See also references of EP 3018228A4
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (Ehara Patent Office, 15-26 Edobori 1-chome, Nishi-ku, Osaka-sh, Osaka 02, 〒5500002, JP)
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