Title:
IRON-BASED SINTERED ALLOY VALVE GUIDE AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2019/087863
Kind Code:
A1
Abstract:
The present application relates to the manufacturing of an iron-based sintered alloy valve guide having excellent abrasion resistance and thermal conductivity by sintering a molded body obtained by molding raw material powder that includes diffusion alloy powder containing Cu joined by diffusion with respect to core iron powder.
Inventors:
BANDO YOSHIO (JP)
ITO FUMIYA (JP)
HARASHINA KENICHI (JP)
ITO FUMIYA (JP)
HARASHINA KENICHI (JP)
Application Number:
PCT/JP2018/039328
Publication Date:
May 09, 2019
Filing Date:
October 23, 2018
Export Citation:
Assignee:
TPR CO LTD (JP)
International Classes:
B22F5/00; B22F1/00; C22C38/00; F01L3/02; F01L3/20
Foreign References:
| JPH11323512A | 1999-11-26 | |||
| JPS51149107A | 1976-12-21 | |||
| JP2017150596A | 2017-08-31 | |||
| JP2015025169A | 2015-02-05 | |||
| JP5658804B1 | 2015-01-28 | |||
| JPH0666117A | 1994-03-08 |
Other References:
See also references of EP 3636369A4
Attorney, Agent or Firm:
IAT WORLD PATENT LAW FIRM (JP)
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