CA1130393A - 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
CA1130393A
CA1130393A CA329,184A CA329184A CA1130393A CA 1130393 A CA1130393 A CA 1130393A CA 329184 A CA329184 A CA 329184A CA 1130393 A CA1130393 A CA 1130393A
Authority
CA
Canada
Prior art keywords
sheet material
lens
light
beams
axis
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
CA329,184A
Other languages
English (en)
French (fr)
Inventor
A. Clifton Lilly, Jr.
Warren E. Claflin
Edward B. Stultz
Peter Martin
Ulysses A. Brooks
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
Application granted granted Critical
Publication of CA1130393A publication Critical patent/CA1130393A/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. multi-focusing
    • B23K26/0676—Dividing the beam into multiple beams, e.g. multi-focusing 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. multi-focusing
    • 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)
CA329,184A 1978-06-07 1979-06-06 Method and apparatus for perforation of sheet material by laser Expired CA1130393A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US91346678A 1978-06-07 1978-06-07
US913,466 1978-06-07

Publications (1)

Publication Number Publication Date
CA1130393A true CA1130393A (en) 1982-08-24

Family

ID=25433297

Family Applications (1)

Application Number Title Priority Date Filing Date
CA329,184A Expired CA1130393A (en) 1978-06-07 1979-06-06 Method and apparatus for perforation of sheet material by laser

Country Status (6)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU83535A1 (fr) * 1981-08-06 1983-06-08 Centre Rech Metallurgique Procede pour moduler un faisceau laser
US4633058A (en) * 1982-01-21 1986-12-30 Preci-Spark Limited Laser machining apparatus
JPS58163912A (ja) * 1982-03-25 1983-09-28 Amada Co Ltd レーザビーム変調装置
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 (ja) * 1987-01-30 1988-08-04 Japan Tobacco Inc 帯状シ−ト材料の穿孔方法及び装置
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 (de) * 1990-03-10 1991-10-02 Schober Werkzeug & Maschbau Vorrichtung zum bearbeiten einer endlosen bahn
FR2665093B1 (fr) * 1990-07-25 1995-02-17 Peugeot Dispositif d'obturation d'un faisceau devant frapper par intermittence un point determine.
CH685108A5 (de) * 1991-12-12 1995-03-31 Bruderer Ag Verfahren und Vorrichtung zum Herstellen von Werkteilen auf einer Bänder verarbeitenden Umformmaschine.
DE102004003999A1 (de) * 2004-01-26 2005-08-11 Focke & Co.(Gmbh & Co. Kg) Verfahren und Vorrichtung zum Herstellen von Zigaretten mit Mundstück

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 (fr) * 1969-04-01 1972-06-30 Omega Brandt & Freres Sa Louis Dispositif d'usinage par laser
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 (de) * 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
DE2922976A1 (de) 1980-03-06
AU4765079A (en) 1979-12-13
DE2922976C2 (de) 1984-09-06
GB2022492A (en) 1979-12-19
JPS5749318B2 (de) 1982-10-21
JPS54159799A (en) 1979-12-17
GB2022492B (en) 1982-06-09
AU531068B2 (en) 1983-08-11
CH641995A5 (de) 1984-03-30

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Legal Events

Date Code Title Description
MKEX Expiry