DE69302631T2 - Vorrichtung zum Perforieren mit einem Laser - Google Patents

Vorrichtung zum Perforieren mit einem Laser

Info

Publication number
DE69302631T2
DE69302631T2 DE69302631T DE69302631T DE69302631T2 DE 69302631 T2 DE69302631 T2 DE 69302631T2 DE 69302631 T DE69302631 T DE 69302631T DE 69302631 T DE69302631 T DE 69302631T DE 69302631 T2 DE69302631 T2 DE 69302631T2
Authority
DE
Germany
Prior art keywords
laser
beams
perforating
parallel
focusing
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 - Fee Related
Application number
DE69302631T
Other languages
English (en)
Other versions
DE69302631D1 (de
Inventor
Roderick Gordon Thomas Knight
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.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco 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 British American Tobacco Co Ltd filed Critical British American Tobacco Co Ltd
Publication of DE69302631D1 publication Critical patent/DE69302631D1/de
Application granted granted Critical
Publication of DE69302631T2 publication Critical patent/DE69302631T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B23K26/067—Dividing the beam into multiple beams, e.g. multifocusing
    • B23K26/0676—Dividing the beam into multiple beams, e.g. multifocusing into dependently operating sub-beams, e.g. an array of spots with fixed spatial relationship or for performing simultaneously identical operations
    • 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
    • B23K26/067—Dividing the beam into multiple beams, e.g. multifocusing

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
  • Laser Beam Processing (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
  • Making Paper Articles (AREA)
  • Materials For Medical Uses (AREA)
  • Laser Surgery Devices (AREA)
  • Glass Compositions (AREA)
DE69302631T 1992-07-08 1993-06-17 Vorrichtung zum Perforieren mit einem Laser Expired - Fee Related DE69302631T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929214469A GB9214469D0 (en) 1992-07-08 1992-07-08 Laser perforation device

Publications (2)

Publication Number Publication Date
DE69302631D1 DE69302631D1 (de) 1996-06-20
DE69302631T2 true DE69302631T2 (de) 1996-10-24

Family

ID=10718372

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69302631T Expired - Fee Related DE69302631T2 (de) 1992-07-08 1993-06-17 Vorrichtung zum Perforieren mit einem Laser

Country Status (7)

Country Link
EP (1) EP0578385B1 (de)
AT (1) ATE138005T1 (de)
DE (1) DE69302631T2 (de)
DK (1) DK0578385T3 (de)
ES (1) ES2087655T3 (de)
GB (1) GB9214469D0 (de)
GR (1) GR3019962T3 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1528867B1 (de) * 2002-08-09 2006-12-27 British American Tobacco (Investments) Limited Verbesserungen an filterzigaretten und verfahren zur deren herstellung
DE102006013929A1 (de) * 2006-03-21 2007-09-27 Hauni Maschinenbau Ag Perforationsvorrichtung der tabakverarbeitenden Industrie zum Perforieren einer Umhüllung eines stabförmigen Artikels
CN108296645B (zh) * 2017-12-29 2020-04-07 南京瑞驰电子技术工程实业有限公司 一种激光打孔分束聚焦装置及其配套的烟支激光打孔机

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8330178D0 (en) * 1983-11-11 1983-12-21 Molins Plc Cigarette manufacture
IT1232690B (it) * 1989-02-24 1992-03-03 Sasib Spa Metodo e dispositivo per la perforazione di sigarette o simili, mediante raggi laser

Also Published As

Publication number Publication date
DK0578385T3 (da) 1996-06-03
GB9214469D0 (en) 1992-08-19
DE69302631D1 (de) 1996-06-20
GR3019962T3 (en) 1996-08-31
EP0578385A1 (de) 1994-01-12
ATE138005T1 (de) 1996-06-15
ES2087655T3 (es) 1996-07-16
EP0578385B1 (de) 1996-05-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee