GB2022987A - Method and apparatus for perforating articles by laser - Google Patents

Method and apparatus for perforating articles by laser

Info

Publication number
GB2022987A
GB2022987A GB7916620A GB7916620A GB2022987A GB 2022987 A GB2022987 A GB 2022987A GB 7916620 A GB7916620 A GB 7916620A GB 7916620 A GB7916620 A GB 7916620A GB 2022987 A GB2022987 A GB 2022987A
Authority
GB
United Kingdom
Prior art keywords
laser
perforating
articles
locations
spaced
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.)
Granted
Application number
GB7916620A
Other versions
GB2022987B (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
Priority claimed from US05/908,522 external-priority patent/US4224498A/en
Priority claimed from US05/908,520 external-priority patent/US4224497A/en
Application filed by Philip Morris USA Inc filed Critical Philip Morris USA Inc
Publication of GB2022987A publication Critical patent/GB2022987A/en
Application granted granted Critical
Publication of GB2022987B publication Critical patent/GB2022987B/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
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/0823—Devices involving rotation of the workpiece
    • 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
    • A24C5/60—Final treatment of cigarettes, e.g. marking, printing, branding, decorating
    • A24C5/606—Perforating cigarettes
    • 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
    • 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
    • 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
    • B23K26/0643—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising mirrors
    • 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
    • B23K26/0665—Shaping the laser beam, e.g. by masks or multi-focusing by beam condensation on the workpiece, e.g. for 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
    • B23K26/02—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
    • B23K26/08—Devices involving relative movement between laser beam and workpiece

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)

Abstract

Perforations are made at locations spaced about the periphery of a cigarette (C) by conducting separate parts (56) of a laser beam (54) through respective separate light paths which intersect such spaced peripheral locations. <IMAGE>
GB7916620A 1978-05-22 1979-05-14 Method and apparatus for perforating articles by laser Expired GB2022987B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US90852378A 1978-05-22 1978-05-22
US05/908,522 US4224498A (en) 1978-05-22 1978-05-22 Apparatus for perforating articles by laser
US05/908,520 US4224497A (en) 1978-05-22 1978-05-22 Method for making filter cigarettes using light energy to make perforations in the filter tipping wrap

Publications (2)

Publication Number Publication Date
GB2022987A true GB2022987A (en) 1979-12-28
GB2022987B GB2022987B (en) 1982-11-24

Family

ID=27420619

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7916620A Expired GB2022987B (en) 1978-05-22 1979-05-14 Method and apparatus for perforating articles by laser

Country Status (5)

Country Link
AU (1) AU526552B2 (en)
CA (1) CA1119912A (en)
CH (1) CH640114A5 (en)
DE (1) DE2920264C2 (en)
GB (1) GB2022987B (en)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0087403A1 (en) * 1982-02-18 1983-08-31 Optik Innovation Ab Oiab Apparatus for treatment of an exterior circumferential area of an article by means of a radiation energy beam
GB2119222A (en) * 1982-04-13 1983-11-16 Gd Spa A method and apparatus for forming perforations in bar-shape articles
EP0119034A1 (en) * 1983-03-14 1984-09-19 Imperial Chemical Industries Plc Energy beam focusing apparatus and method
GB2146228A (en) * 1983-09-12 1985-04-17 Gd Spa Piercing device for piercing ventilating holes in cigarettes or similar smoking commodities
GB2146227A (en) * 1983-09-12 1985-04-17 Gd Spa Piercing device for piercing ventilating holes in cigarettes or similar smoking commodities
GB2149644A (en) * 1983-11-11 1985-06-19 Molins Plc Perforating cigarettes by laser
US4824691A (en) * 1986-03-27 1989-04-25 The Wiggins Teape Group Limited Imaged microcapsule-coated paper
US4874919A (en) * 1987-01-14 1989-10-17 The Wiggins Teape Group Limited Laser apparatus for repetitively marking a moving sheet
US4961080A (en) * 1988-02-16 1990-10-02 The Wiggins Teape Group Limited Laser marker with mask scanning
GB2230688A (en) * 1989-04-27 1990-10-31 Molins Plc Cigarette manufacture
GB2260254A (en) * 1989-04-27 1993-04-14 Molins Plc Cigarette manufacture
GB2260255B (en) * 1989-04-27 1993-07-21 Molins Plc Cigarette manufacture
GB2260256B (en) * 1989-04-27 1993-07-21 Molins Plc Cigarette manufacture
US5352495A (en) * 1989-02-16 1994-10-04 The Wiggins Teape Group Limited Treatment of a surface by laser energy

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU532065B2 (en) * 1979-06-08 1983-09-15 Philip Morris Products Inc. Optical perforating apparatus
US4649943A (en) * 1985-02-11 1987-03-17 Brown & Williamson Tobacco Corporation Cigarette filter and method of making the same
DE102013211424A1 (en) * 2013-06-18 2014-12-18 Hauni Maschinenbau Ag Machine of the tobacco processing industry, in particular filter attachment machine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3524046A (en) * 1968-04-26 1970-08-11 Aluminum Co Of America Apparatus and method for piercing holes in elastomeric articles
CH522464A (en) * 1969-04-01 1972-06-30 Omega Brandt & Freres Sa Louis Laser machining device
US3943324A (en) * 1970-12-14 1976-03-09 Arthur D. Little, Inc. Apparatus for forming refractory tubing
GB1549005A (en) * 1976-07-10 1979-08-01 Imp Group Ltd Perforating device
US4090826A (en) * 1976-10-26 1978-05-23 Hauni-Werke Korber & Co. Kg Method and apparatus for perforating the wrappers of rod-shaped smokers products
DE2754104C2 (en) * 1977-12-05 1987-01-15 Hauni-Werke Körber & Co KG, 2050 Hamburg Device for producing a zone of desired air permeability in a wrapping material strip for rod-shaped articles in the tobacco processing industry

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0087403A1 (en) * 1982-02-18 1983-08-31 Optik Innovation Ab Oiab Apparatus for treatment of an exterior circumferential area of an article by means of a radiation energy beam
GB2119222A (en) * 1982-04-13 1983-11-16 Gd Spa A method and apparatus for forming perforations in bar-shape articles
EP0119034A1 (en) * 1983-03-14 1984-09-19 Imperial Chemical Industries Plc Energy beam focusing apparatus and method
US4553017A (en) * 1983-03-14 1985-11-12 Imperial Chemical Industries Limited Energy beam focusing apparatus and method
GB2146228A (en) * 1983-09-12 1985-04-17 Gd Spa Piercing device for piercing ventilating holes in cigarettes or similar smoking commodities
GB2146227A (en) * 1983-09-12 1985-04-17 Gd Spa Piercing device for piercing ventilating holes in cigarettes or similar smoking commodities
GB2149644A (en) * 1983-11-11 1985-06-19 Molins Plc Perforating cigarettes by laser
US4824691A (en) * 1986-03-27 1989-04-25 The Wiggins Teape Group Limited Imaged microcapsule-coated paper
US4874919A (en) * 1987-01-14 1989-10-17 The Wiggins Teape Group Limited Laser apparatus for repetitively marking a moving sheet
US4961080A (en) * 1988-02-16 1990-10-02 The Wiggins Teape Group Limited Laser marker with mask scanning
US5352495A (en) * 1989-02-16 1994-10-04 The Wiggins Teape Group Limited Treatment of a surface by laser energy
GB2230688A (en) * 1989-04-27 1990-10-31 Molins Plc Cigarette manufacture
GB2260254A (en) * 1989-04-27 1993-04-14 Molins Plc Cigarette manufacture
GB2260255B (en) * 1989-04-27 1993-07-21 Molins Plc Cigarette manufacture
GB2230688B (en) * 1989-04-27 1993-07-21 Molins Plc Cigarette manufacture
GB2260254B (en) * 1989-04-27 1993-07-21 Molins Plc Cigarette manufacture
GB2260256B (en) * 1989-04-27 1993-07-21 Molins Plc Cigarette manufacture

Also Published As

Publication number Publication date
CA1119912A (en) 1982-03-16
GB2022987B (en) 1982-11-24
AU526552B2 (en) 1983-01-20
CH640114A5 (en) 1983-12-30
AU4710779A (en) 1979-11-29
DE2920264A1 (en) 1979-11-29
DE2920264C2 (en) 1985-04-25

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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: 19950514