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Patent Searching and Data


Title:
MACHINED ARTICLE AND PRESS-MACHINING METHOD
Document Type and Number:
WIPO Patent Application WO/2017/111157
Kind Code:
A1
Abstract:
[Problem] To provide a machined article having a finely dimensioned slit machined with good precision, and a press-machining method capable of readily machining a finely dimensioned slit with good precision. [Solution] A machined article (100) characterized in that: the machined article (100) is provided with a first member (101) including an internal peripheral section (101a) formed by a hole, and a second member (102) including an external peripheral section (102a) fitted into the internal peripheral section (101a) of the first member (101); an internal peripheral concave section (101b) is formed in a portion of the internal peripheral section (101a) of the first member (101), and/or an external peripheral concave section (102b) is formed in a portion of the external peripheral section (102a) of the second member (102); and a slit (103) that passes from the obverse surface through to the reverse surface in a position corresponding to the internal peripheral concave section (101b) or the external peripheral concave section (102b) is formed between the first member (101) and the second member (102).

Inventors:
MURATA, Chikara (39-32, Komatsubara 1-chome, Zama-sh, Kanagawa 02, 〒2520002, JP)
Application Number:
JP2016/088672
Publication Date:
June 29, 2017
Filing Date:
December 26, 2016
Export Citation:
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Assignee:
HODEN SEIMITSU KAKO KENKYUSHO CO., LTD. (3110, Iiyama Atsugi-sh, Kanagawa 13, 〒2430213, JP)
International Classes:
B21D28/24; B21D28/26; B21D39/00
Foreign References:
JP2014073046A2014-04-21
DE10131474A12003-05-28
JP2014054674A2014-03-27
JP4220590B22009-02-04
Attorney, Agent or Firm:
KOYAMA, Takashi et al. (AZUSA PATENT OFFICE, Ueno Suzuki Bldg. 7th Floor 16-3, Ueno 3-chome, Taito-k, Tokyo 05, 〒1100005, JP)
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