Title:
LASER MARKING METHOD AND LASER MARKING APPARATUS
Document Type and Number:
Japanese Patent JP2008155232
Kind Code:
A
Abstract:
To extend the application range of laser marking using an infrared laser, and also to downsize and simplify an apparatus.
In the irradiation conditions in which a droplet 11 containing an infrared absorbent is applied to the surface of a resin 10 using an ink jet head 200 in a manner forming a prescribed pattern and in which the infrared absorbent so applied is fixed to the surface of the resin 10; a laser beam with an infrared wavelength is emitted from a laser head 300 to the surface of the resin 10.
Inventors:
GOHARA MASAYOSHI
JITSUNO TAKAHISA
TOKUMURA KEIU
JITSUNO TAKAHISA
TOKUMURA KEIU
Application Number:
JP2006344985A
Publication Date:
July 10, 2008
Filing Date:
December 21, 2006
Export Citation:
Assignee:
SEIKO EPSON CORP
UNIV OSAKA
NALUX CO LTD
UNIV OSAKA
NALUX CO LTD
International Classes:
B23K26/00; B41J2/00; B41J2/44; B41M5/28; B41M5/30; B41M5/46
Attorney, Agent or Firm:
Yoshiyuki Inaba
Katsuro Tanaka
Shinji Oga
Katsuro Tanaka
Shinji Oga
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