Title:
MANUFACTURING METHOD OF METAL PRODUCT AND METAL PRODUCT
Document Type and Number:
WIPO Patent Application WO/2019/216276
Kind Code:
A1
Abstract:
This manufacturing method of a metal product (1) includes: forming a marking (14) by radiating a laser beam for marking on a surface (2b) of a metal member (2) and by scraping the surface (2); heat-treating the metal member (2) on which the marking (14) is formed; and forming a background (12) shallower than the marking (14) by radiating a laser beam for a background on a larger area than the marking (14) on the surface (2b) and by scraping the surface (2b).
Inventors:
KANAZAWA SATOSHI (JP)
OKOUCHI SHOHEI (JP)
OKOUCHI SHOHEI (JP)
Application Number:
PCT/JP2019/017994
Publication Date:
November 14, 2019
Filing Date:
April 26, 2019
Export Citation:
Assignee:
MITSUI HIGH TEC (JP)
International Classes:
B23K26/00; G06K1/12; G06K19/06; G09F7/14; H02K15/02
Domestic Patent References:
WO1998042474A1 | 1998-10-01 | |||
WO2012132653A1 | 2012-10-04 |
Foreign References:
JP2013027205A | 2013-02-04 | |||
JP2017216880A | 2017-12-07 | |||
JPH08150486A | 1996-06-11 | |||
JP2008012567A | 2008-01-24 |
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
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