IT1118111B - Procedimento e sistema per la perforazione di materiale in foglio a mezzo di laser - Google Patents

Procedimento e sistema per la perforazione di materiale in foglio a mezzo di laser

Info

Publication number
IT1118111B
IT1118111B IT49899/79A IT4989979A IT1118111B IT 1118111 B IT1118111 B IT 1118111B IT 49899/79 A IT49899/79 A IT 49899/79A IT 4989979 A IT4989979 A IT 4989979A IT 1118111 B IT1118111 B IT 1118111B
Authority
IT
Italy
Prior art keywords
perforation
laser
procedure
sheet material
sheet
Prior art date
Application number
IT49899/79A
Other languages
English (en)
Other versions
IT7949899A0 (it
Original Assignee
Philip Morris 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 Inc filed Critical Philip Morris Inc
Publication of IT7949899A0 publication Critical patent/IT7949899A0/it
Application granted granted Critical
Publication of IT1118111B publication Critical patent/IT1118111B/it

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)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Laser Beam Processing (AREA)
IT49899/79A 1978-08-10 1979-07-30 Procedimento e sistema per la perforazione di materiale in foglio a mezzo di laser IT1118111B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US93256678A 1978-08-10 1978-08-10

Publications (2)

Publication Number Publication Date
IT7949899A0 IT7949899A0 (it) 1979-07-30
IT1118111B true IT1118111B (it) 1986-02-24

Family

ID=25462512

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49899/79A IT1118111B (it) 1978-08-10 1979-07-30 Procedimento e sistema per la perforazione di materiale in foglio a mezzo di laser

Country Status (7)

Country Link
CH (1) CH644053A5 (it)
DE (1) DE2932421C2 (it)
FI (1) FI68547C (it)
FR (1) FR2432913A1 (it)
GB (1) GB2027628B (it)
IT (1) IT1118111B (it)
NL (1) NL7905905A (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4672168A (en) * 1978-10-25 1987-06-09 Coherent, Inc. Apparatus for perforating sheet material
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
JPS5942194A (ja) * 1982-09-01 1984-03-08 Mitsubishi Electric Corp レ−ザ穴開け装置
US4519680A (en) * 1982-11-05 1985-05-28 Philip Morris Incorporated Beam chopper for producing multiple beams
US4499361A (en) * 1983-05-02 1985-02-12 Philip Morris Incorporated Laser beam interrupter and divider
IT1168683B (it) * 1983-09-12 1987-05-20 Gd Spa Dispositivo perforatore per la realizzazione di fori di ventilazione in sigarette o simili articoli da fumo
IT1168682B (it) * 1983-09-12 1987-05-20 Gd Spa Dispositivo perforatore per la realizzazione di fori di ventilazione in sigarette o simili articoli da fumo
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
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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3256524A (en) * 1963-11-29 1966-06-14 Honeywell Inc Laser recording apparatus
FR2118531A5 (it) * 1970-12-14 1972-07-28 Little Inc Arthur
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
GB2027628A (en) 1980-02-27
DE2932421C2 (de) 1982-09-02
FI68547B (fi) 1985-06-28
IT7949899A0 (it) 1979-07-30
FR2432913B1 (it) 1982-12-31
NL7905905A (nl) 1980-02-12
GB2027628B (en) 1982-09-08
CH644053A5 (de) 1984-07-13
FR2432913A1 (fr) 1980-03-07
DE2932421A1 (de) 1980-02-14
FI68547C (fi) 1985-10-10
FI792368A (fi) 1980-02-11

Similar Documents

Publication Publication Date Title
IT1114481B (it) Dispositivo formatore di fascio per sonar e simili
IT1152275B (it) Dispositivo per la perforazione di materiale a foglio
IT1162526B (it) Sistema a travatura reticolare
IT1118111B (it) Procedimento e sistema per la perforazione di materiale in foglio a mezzo di laser
BR7907899A (pt) Processo e dispositivo para o empilhamento de recortes de papelao
IT1082979B (it) Procedimento e dispositivo per la curvatura di una lastra di materiale vetroso
ES506130A0 (es) Metodo para doblar material de chapa
IT8141662A1 (it) Dispositivo per la goffratura di materiale in lamiera
JPS561290A (en) Device for reflecting beam of optical energy and device for making hole to sheet material of one roll
IT1086395B (it) Foglio per trasporto e procedimento per la sua preparazione
IT1090312B (it) Apparecchio e procedimento per la incinerazione di materiale di scarto
MX148878A (es) Mejoras en lamina colgante de caja principal de maquina para fabricar papel y metodo para formar uniformemente laminas de papel
AU531068B2 (en) Perforation of sheet material by laser
IT1124838B (it) Dispositivo per il riavvolgimento automatico di materiale in foglio uscente in macchine eliografiche e simili
IT1098954B (it) Apparecchiatura per tagliare automaticamente materiale in foglio
MX150468A (es) Lamina de polivinilbutiral plastificada mejorada y procedimiento para su preparacion
BR7902804A (pt) Material fotografico em folha
IT1077177B (it) Lastra litografica composita e metodo di sua preparazione
IT7923574A0 (it) Dispositivo di saldatura e di taglio per la saldatura ed il taglio di un foglio in materiale sintetico.
BR7903566A (pt) Dispositivo para efetuar cortes longitudinais em folhas continuas de material
IT1151947B (it) Lastra di cartone ingessato
IT7968010A0 (it) Procedimento e dispositivo per la tranciatura di fogli di materia plastica
SE7802432L (sv) Anordning for bearbetning av ban- eller arkformigt material
SE408534B (sv) For skerning av papper eller annat material i form av tunna ark eller banor avsedd anordning
BR7904725A (pt) Sistema para emissao de um bilhete de passagem