JPS6147636B2 - - Google Patents

Info

Publication number
JPS6147636B2
JPS6147636B2 JP57008204A JP820482A JPS6147636B2 JP S6147636 B2 JPS6147636 B2 JP S6147636B2 JP 57008204 A JP57008204 A JP 57008204A JP 820482 A JP820482 A JP 820482A JP S6147636 B2 JPS6147636 B2 JP S6147636B2
Authority
JP
Japan
Prior art keywords
laser beam
mask pattern
workpiece
laser
engraving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP57008204A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57202992A (en
Inventor
Taro Yonekawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP57008204A priority Critical patent/JPS57202992A/ja
Publication of JPS57202992A publication Critical patent/JPS57202992A/ja
Publication of JPS6147636B2 publication Critical patent/JPS6147636B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/066—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)
JP57008204A 1982-01-21 1982-01-21 Laser engraving device Granted JPS57202992A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57008204A JPS57202992A (en) 1982-01-21 1982-01-21 Laser engraving device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57008204A JPS57202992A (en) 1982-01-21 1982-01-21 Laser engraving device

Publications (2)

Publication Number Publication Date
JPS57202992A JPS57202992A (en) 1982-12-13
JPS6147636B2 true JPS6147636B2 (enrdf_load_html_response) 1986-10-20

Family

ID=11686718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57008204A Granted JPS57202992A (en) 1982-01-21 1982-01-21 Laser engraving device

Country Status (1)

Country Link
JP (1) JPS57202992A (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH075978B2 (ja) * 1986-04-11 1995-01-25 三菱自動車工業株式会社 シリンダブロツクの焼入れ方法およびその装置
ATE176416T1 (de) * 1990-11-21 1999-02-15 Canon Kk Laserbearbeitungsgerät
US5378137A (en) * 1993-05-10 1995-01-03 Hewlett-Packard Company Mask design for forming tapered inkjet nozzles

Also Published As

Publication number Publication date
JPS57202992A (en) 1982-12-13

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