Title:
SLEEVE PRODUCING METHOD
Document Type and Number:
WIPO Patent Application WO/2004/016831
Kind Code:
A1
Abstract:
A method of producing a sleeve of high precision and high hardness, comprising the steps of using matrices in the form of bar−like members or tubular matrixes having an inside hole for receiving a core wire of electric conductivity, effecting electroforming around these matrices, and removing these matrices.
Inventors:
OKAMOTO SHINICHI (JP)
MIKAJIRI HITOSHI (JP)
MIKAJIRI HITOSHI (JP)
Application Number:
PCT/JP2002/008353
Publication Date:
February 26, 2004
Filing Date:
August 19, 2002
Export Citation:
Assignee:
HIKARI TECH CO LTD (JP)
OKAMOTO SHINICHI (JP)
MIKAJIRI HITOSHI (JP)
OKAMOTO SHINICHI (JP)
MIKAJIRI HITOSHI (JP)
International Classes:
C25D1/02; G02B6/38; (IPC1-7): C25D1/02; G02B6/36; G02B6/38
Foreign References:
JP2002116352A | 2002-04-19 | |||
EP1179613A1 | 2002-02-13 | |||
JPS5836063B2 | 1983-08-06 | |||
EP0223425A1 | 1987-05-27 | |||
JP3323132B2 | 2002-09-09 | |||
JPS5831398B2 | 1983-07-05 | |||
JP2001356242A | 2001-12-26 |
Attorney, Agent or Firm:
Akao, Naoto (Leo-Tatsuoka 8-1, Yushima 4-chom, Bunkyo-ku Tokyo, JP)
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