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Patent Searching and Data


Title:
ELECTRODE FOR DISCHARGE SURFACE TREATING AND PRODUCTION METHOD THEREOF AND DISCHARGE SURFACE TREATING METHOD
Document Type and Number:
WIPO Patent Application WO/2001/024961
Kind Code:
A1
Abstract:
An electrode for discharge surface treating (10) is formed by mixing cBN powder (11), which is an electrically insulating hard substance, with Co alloy powder (12), which is a conductive substance, for charging into a press die, and by compression-molding the mixture; a hard coating (20), consisting of cBN and Co alloy, both high in hardness even under a high-temperature environment, is formed on a material to be treated (16) by generating discharge between the electrode (10) and the material (16) by using a discharge surface treating power supply (17).

Inventors:
Goto, Akihiro (Mitsubishi Denki Kabushiki Kaisha 2-3, Marunouchi 2-chome Chiyoda-ku Tokyo, 100-8310, JP)
Moro, Toshio (Mitsubishi Denki Kabushiki Kaisha 2-3, Marunouchi 2-chome Chiyoda-ku Tokyo, 100-8310, JP)
Application Number:
PCT/JP1999/006630
Publication Date:
April 12, 2001
Filing Date:
November 29, 1999
Export Citation:
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Assignee:
MITSUBISHI DENKI KABUSHIKI KAISHA (2-3 Marunouchi 2-chome Chiyoda-ku Tokyo, 100-8310, JP)
Goto, Akihiro (Mitsubishi Denki Kabushiki Kaisha 2-3, Marunouchi 2-chome Chiyoda-ku Tokyo, 100-8310, JP)
Moro, Toshio (Mitsubishi Denki Kabushiki Kaisha 2-3, Marunouchi 2-chome Chiyoda-ku Tokyo, 100-8310, JP)
International Classes:
C22C29/00; C23C26/00; C23C26/02; (IPC1-7): B23H1/06; B23H7/24; B23H9/00
Foreign References:
JPH09192937A1997-07-29
JPH08300227A1996-11-19
JPH06182626A1994-07-05
Attorney, Agent or Firm:
Miyata, Kaneo (Mitsubishi Denki Kabushiki Kaisha 2-3, Marunouchi 2-chome Chiyoda-ku Tokyo, 100-8310, JP)
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