GB2022492B - Method and apparatus for perforation of sheet material by laser - Google Patents

Method and apparatus for perforation of sheet material by laser

Info

Publication number
GB2022492B
GB2022492B GB7918756A GB7918756A GB2022492B GB 2022492 B GB2022492 B GB 2022492B GB 7918756 A GB7918756 A GB 7918756A GB 7918756 A GB7918756 A GB 7918756A GB 2022492 B GB2022492 B GB 2022492B
Authority
GB
United Kingdom
Prior art keywords
perforation
laser
sheet material
sheet
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
GB7918756A
Other versions
GB2022492A (en
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.)
Philip Morris USA Inc
Original Assignee
Philip Morris USA Inc
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 Philip Morris USA Inc filed Critical Philip Morris USA Inc
Publication of GB2022492A publication Critical patent/GB2022492A/en
Application granted granted Critical
Publication of GB2022492B publication Critical patent/GB2022492B/en
Expired 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
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/005—Treatment of cigarette paper
    • A24C5/007—Perforating
    • 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
    • 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
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/083—Devices involving movement of the workpiece in at least one axial direction
    • B23K26/0838—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt
    • B23K26/0846—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt for moving elongated workpieces longitudinally, e.g. wire or strip material

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
GB7918756A 1978-06-07 1979-05-30 Method and apparatus for perforation of sheet material by laser Expired GB2022492B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91346678A 1978-06-07 1978-06-07

Publications (2)

Publication Number Publication Date
GB2022492A GB2022492A (en) 1979-12-19
GB2022492B true GB2022492B (en) 1982-06-09

Family

ID=25433297

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7918756A Expired GB2022492B (en) 1978-06-07 1979-05-30 Method and apparatus for perforation of sheet material by laser

Country Status (6)

Country Link
JP (1) JPS54159799A (en)
AU (1) AU531068B2 (en)
CA (1) CA1130393A (en)
CH (1) CH641995A5 (en)
DE (1) DE2922976C2 (en)
GB (1) GB2022492B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU83535A1 (en) * 1981-08-06 1983-06-08 Centre Rech Metallurgique METHOD FOR MODULATING A LASER BEAM
US4633058A (en) * 1982-01-21 1986-12-30 Preci-Spark Limited Laser machining apparatus
JPS58163912A (en) * 1982-03-25 1983-09-28 Amada Co Ltd Method and apparatus for modulating laser beam
GB8607689D0 (en) * 1986-03-27 1986-04-30 Wiggins Teape Group Ltd Imaged microcapsule-coated paper
GB8700765D0 (en) * 1987-01-14 1987-02-18 Wiggins Teape Group Ltd Laser apparatus
JPS63188486A (en) * 1987-01-30 1988-08-04 Japan Tobacco Inc Method and device for piercing beltlike sheet material
GB8803560D0 (en) * 1988-02-16 1988-03-16 Wiggins Teape Group Ltd Laser apparatus for repetitively marking moving sheet
US5352495A (en) * 1989-02-16 1994-10-04 The Wiggins Teape Group Limited Treatment of a surface by laser energy
DE4007687A1 (en) * 1990-03-10 1991-10-02 Schober Werkzeug & Maschbau DEVICE FOR MACHINING AN ENDLESS TRAIN
FR2665093B1 (en) * 1990-07-25 1995-02-17 Peugeot DEVICE FOR SHUTTERING A BEAM TO INTERMITTENTLY HIT A DETERMINED POINT.
CH685108A5 (en) * 1991-12-12 1995-03-31 Bruderer Ag Method and apparatus for producing workpieces on a metal-forming machine working strip
DE102004003999A1 (en) 2004-01-26 2005-08-11 Focke & Co.(Gmbh & Co. Kg) Method and device for producing cigarettes with mouthpiece

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3226527A (en) * 1963-10-23 1965-12-28 William H Harding Apparatus for perforating sheet material
US3256524A (en) * 1963-11-29 1966-06-14 Honeywell Inc Laser recording apparatus
US3463898A (en) * 1965-07-09 1969-08-26 Tokyo Shibaura Electric Co Welding device utilizing laser beams
CH522464A (en) * 1969-04-01 1972-06-30 Omega Brandt & Freres Sa Louis Laser machining device
US3993402A (en) * 1974-10-29 1976-11-23 Photon Sources, Inc. Apparatus for directing a laser beam
JPS51134996A (en) * 1975-05-20 1976-11-22 Toshiba Corp Laser-utilizing processing device
JPS5637919Y2 (en) * 1976-07-14 1981-09-04
US4118619A (en) * 1977-08-02 1978-10-03 R. J. Reynolds Tobacco Company Rotary beam chopper and scanning system

Also Published As

Publication number Publication date
CH641995A5 (en) 1984-03-30
DE2922976A1 (en) 1980-03-06
DE2922976C2 (en) 1984-09-06
JPS54159799A (en) 1979-12-17
JPS5749318B2 (en) 1982-10-21
AU4765079A (en) 1979-12-13
GB2022492A (en) 1979-12-19
AU531068B2 (en) 1983-08-11
CA1130393A (en) 1982-08-24

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960530