CH644053A5 - Verfahren und vorrichtung zur bildung mehrerer im abstand angeordneter reihen von im abstand angeordneten gleichfoermigen perforationen. - Google Patents
Verfahren und vorrichtung zur bildung mehrerer im abstand angeordneter reihen von im abstand angeordneten gleichfoermigen perforationen. Download PDFInfo
- Publication number
- CH644053A5 CH644053A5 CH724279A CH724279A CH644053A5 CH 644053 A5 CH644053 A5 CH 644053A5 CH 724279 A CH724279 A CH 724279A CH 724279 A CH724279 A CH 724279A CH 644053 A5 CH644053 A5 CH 644053A5
- Authority
- CH
- Switzerland
- Prior art keywords
- light
- pulsed
- reflecting
- conveying plane
- beams
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 18
- 239000000463 material Substances 0.000 claims description 15
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 210000000056 organ Anatomy 0.000 claims 3
- 235000019504 cigarettes Nutrition 0.000 description 5
- 239000002131 composite material Substances 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US93256678A | 1978-08-10 | 1978-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH644053A5 true CH644053A5 (de) | 1984-07-13 |
Family
ID=25462512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH724279A CH644053A5 (de) | 1978-08-10 | 1979-08-07 | Verfahren und vorrichtung zur bildung mehrerer im abstand angeordneter reihen von im abstand angeordneten gleichfoermigen perforationen. |
Country Status (7)
| Country | Link |
|---|---|
| CH (1) | CH644053A5 (fi) |
| DE (1) | DE2932421C2 (fi) |
| FI (1) | FI68547C (fi) |
| FR (1) | FR2432913A1 (fi) |
| GB (1) | GB2027628B (fi) |
| IT (1) | IT1118111B (fi) |
| NL (1) | NL7905905A (fi) |
Families Citing this family (13)
| 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 |
| 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 |
| 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 |
| 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3256524A (en) * | 1963-11-29 | 1966-06-14 | Honeywell Inc | Laser recording apparatus |
| FR2118531A5 (fi) * | 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 |
-
1979
- 1979-07-27 FI FI792368A patent/FI68547C/fi not_active IP Right Cessation
- 1979-07-30 IT IT49899/79A patent/IT1118111B/it active
- 1979-07-31 NL NL7905905A patent/NL7905905A/nl not_active Application Discontinuation
- 1979-07-31 GB GB7926554A patent/GB2027628B/en not_active Expired
- 1979-08-02 FR FR7919856A patent/FR2432913A1/fr active Granted
- 1979-08-07 CH CH724279A patent/CH644053A5/de not_active IP Right Cessation
- 1979-08-09 DE DE2932421A patent/DE2932421C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2432913A1 (fr) | 1980-03-07 |
| FR2432913B1 (fi) | 1982-12-31 |
| IT7949899A0 (it) | 1979-07-30 |
| NL7905905A (nl) | 1980-02-12 |
| FI68547B (fi) | 1985-06-28 |
| FI792368A (fi) | 1980-02-11 |
| FI68547C (fi) | 1985-10-10 |
| DE2932421A1 (de) | 1980-02-14 |
| GB2027628B (en) | 1982-09-08 |
| IT1118111B (it) | 1986-02-24 |
| DE2932421C2 (de) | 1982-09-02 |
| GB2027628A (en) | 1980-02-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUE | Assignment |
Owner name: PHILIP MORRIS PRODUCTS INC. |
|
| PL | Patent ceased |