FR2432913A1 - Procede et appareil de perforation par laser - Google Patents
Procede et appareil de perforation par laserInfo
- Publication number
- FR2432913A1 FR2432913A1 FR7919856A FR7919856A FR2432913A1 FR 2432913 A1 FR2432913 A1 FR 2432913A1 FR 7919856 A FR7919856 A FR 7919856A FR 7919856 A FR7919856 A FR 7919856A FR 2432913 A1 FR2432913 A1 FR 2432913A1
- Authority
- FR
- France
- Prior art keywords
- perforated
- sheet material
- laser perforation
- beams
- perforation method
- 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
Links
- 235000019504 cigarettes Nutrition 0.000 abstract 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 (2)
Publication Number | Publication Date |
---|---|
FR2432913A1 true FR2432913A1 (fr) | 1980-03-07 |
FR2432913B1 FR2432913B1 (de) | 1982-12-31 |
Family
ID=25462512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7919856A Granted FR2432913A1 (fr) | 1978-08-10 | 1979-08-02 | Procede et appareil de perforation par laser |
Country Status (7)
Country | Link |
---|---|
CH (1) | CH644053A5 (de) |
DE (1) | DE2932421C2 (de) |
FI (1) | FI68547C (de) |
FR (1) | FR2432913A1 (de) |
GB (1) | GB2027628B (de) |
IT (1) | IT1118111B (de) |
NL (1) | NL7905905A (de) |
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 |
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 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2320918A2 (fr) * | 1970-12-14 | 1977-03-11 | Little Inc A | Procede et appareil de realisation de tubes refractaires |
FR2399374A1 (fr) * | 1977-08-02 | 1979-03-02 | Reynolds Tobacco Co R | Appareil d'interruption periodique et de balayage d'un faisceau lumineux |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3256524A (en) * | 1963-11-29 | 1966-06-14 | Honeywell Inc | Laser recording apparatus |
-
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 GB GB7926554A patent/GB2027628B/en not_active Expired
- 1979-07-31 NL NL7905905A patent/NL7905905A/nl not_active Application Discontinuation
- 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
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2320918A2 (fr) * | 1970-12-14 | 1977-03-11 | Little Inc A | Procede et appareil de realisation de tubes refractaires |
FR2399374A1 (fr) * | 1977-08-02 | 1979-03-02 | Reynolds Tobacco Co R | Appareil d'interruption periodique et de balayage d'un faisceau lumineux |
Non-Patent Citations (1)
Title |
---|
EXBK/79 * |
Also Published As
Publication number | Publication date |
---|---|
NL7905905A (nl) | 1980-02-12 |
DE2932421C2 (de) | 1982-09-02 |
FI68547B (fi) | 1985-06-28 |
GB2027628B (en) | 1982-09-08 |
FR2432913B1 (de) | 1982-12-31 |
DE2932421A1 (de) | 1980-02-14 |
GB2027628A (en) | 1980-02-27 |
IT7949899A0 (it) | 1979-07-30 |
CH644053A5 (de) | 1984-07-13 |
FI68547C (fi) | 1985-10-10 |
FI792368A (fi) | 1980-02-11 |
IT1118111B (it) | 1986-02-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |