DE3789242D1 - Verfahren und vorrichtung zur behandlung von materialien mittels laser. - Google Patents
Verfahren und vorrichtung zur behandlung von materialien mittels laser.Info
- Publication number
- DE3789242D1 DE3789242D1 DE88900975T DE3789242T DE3789242D1 DE 3789242 D1 DE3789242 D1 DE 3789242D1 DE 88900975 T DE88900975 T DE 88900975T DE 3789242 T DE3789242 T DE 3789242T DE 3789242 D1 DE3789242 D1 DE 3789242D1
- Authority
- DE
- Germany
- Prior art keywords
- power
- laser
- predetermined
- treating materials
- power level
- 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.)
- Revoked
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/102—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
- H01S3/104—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation in gas lasers
-
- 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
- B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
- B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
-
- 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
- B23K26/36—Removing material
- B23K26/362—Laser etching
- B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
- B23K2103/05—Stainless steel
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Laser Beam Processing (AREA)
- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/942,224 US4752669A (en) | 1986-12-16 | 1986-12-16 | Method and apparatus for laser processing of materials |
PCT/US1987/003338 WO1988004591A1 (en) | 1986-12-16 | 1987-12-15 | Method and apparatus for laser processing of materials |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3789242D1 true DE3789242D1 (de) | 1994-04-07 |
DE3789242T2 DE3789242T2 (de) | 1994-08-04 |
Family
ID=25477748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3789242T Revoked DE3789242T2 (de) | 1986-12-16 | 1987-12-15 | Verfahren und vorrichtung zur behandlung von materialien mittels laser. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4752669A (de) |
EP (1) | EP0343174B1 (de) |
JP (1) | JP2592946B2 (de) |
AT (1) | ATE102107T1 (de) |
AU (1) | AU600093B2 (de) |
CA (1) | CA1294009C (de) |
DE (1) | DE3789242T2 (de) |
WO (1) | WO1988004591A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3926859A1 (de) * | 1988-12-30 | 1990-07-05 | Fraunhofer Ges Forschung | Verfahren und vorrichtung zum bearbeiten von werkstuecken mit laserstrahlung |
DE59004624D1 (de) * | 1990-04-07 | 1994-03-24 | Blohm & Voss Int | Verfahren zur Desintegration von Gegenständen mittels eines Lasers. |
TWI393602B (zh) * | 2010-08-04 | 2013-04-21 | Hortek Crystal Co Ltd | 雷射加工製程裝置 |
KR101445829B1 (ko) * | 2012-07-27 | 2014-09-30 | 주식회사 이오테크닉스 | 레이저 가공장치 및 레이저 가공방법 |
DE102012221617A1 (de) * | 2012-11-27 | 2014-06-18 | Robert Bosch Gmbh | Verfahren zum Verbinden von artungleichen metallischen Fügepartnern mittels einer Strahlungsquelle |
US20210023658A1 (en) * | 2018-03-23 | 2021-01-28 | Lawrence Livermore National Security, Llc | System and method for enhancement of laser material processing via modulation of laser light intensity |
WO2022065407A1 (ja) * | 2020-09-25 | 2022-03-31 | 古河電気工業株式会社 | レーザ加工方法およびレーザ加工装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3720884A (en) * | 1970-03-23 | 1973-03-13 | Massachusetts Inst Technology | Method and apparatus for compression of optical laser pulses |
US3689159A (en) * | 1970-06-11 | 1972-09-05 | Mitsubishi Electric Corp | Laser processing apparatus |
US3860784A (en) * | 1971-03-08 | 1975-01-14 | United Aircraft Corp | Deep penetration welding using lasers |
US3962558A (en) * | 1971-03-29 | 1976-06-08 | Ernst Kocher | Method and apparatus for drilling watch jewels or other workpieces by means of laser beams |
JPS4942538A (de) * | 1972-08-30 | 1974-04-22 | ||
CH583978A5 (de) * | 1974-02-26 | 1977-01-14 | Lasag Sa | |
US4187408A (en) * | 1975-10-24 | 1980-02-05 | Union Carbide Corporation | Method for laser seam welding of moving workpieces |
US4281235A (en) * | 1979-10-09 | 1981-07-28 | Tri Delta Industries, Inc. | Method for welding ferrous alloys to aluminum and aluminum alloys or refractory metals |
CH640448A5 (fr) * | 1980-04-10 | 1984-01-13 | Lasag Ag | Procede d'ebavurage d'une piece mecanique et dispositif de mise en oeuvre du procede. |
JPS58119481A (ja) * | 1982-01-08 | 1983-07-15 | Kawasaki Steel Corp | レ−ザ溶接方法 |
EP0088501B1 (de) * | 1982-02-12 | 1986-04-16 | United Kingdom Atomic Energy Authority | Laser-Rohrschweiss- bzw. -Schneidgerät |
US4551606A (en) * | 1983-05-26 | 1985-11-05 | Inoue-Japax Research Incorporated | Beamed energy radiation control method and apparatus |
-
1986
- 1986-12-16 US US06/942,224 patent/US4752669A/en not_active Expired - Lifetime
-
1987
- 1987-12-11 CA CA000554157A patent/CA1294009C/en not_active Expired - Lifetime
- 1987-12-15 JP JP63501331A patent/JP2592946B2/ja not_active Expired - Fee Related
- 1987-12-15 WO PCT/US1987/003338 patent/WO1988004591A1/en not_active Application Discontinuation
- 1987-12-15 DE DE3789242T patent/DE3789242T2/de not_active Revoked
- 1987-12-15 AU AU11801/88A patent/AU600093B2/en not_active Ceased
-
1988
- 1988-07-05 AT AT88900975T patent/ATE102107T1/de not_active IP Right Cessation
- 1988-07-05 EP EP88900975A patent/EP0343174B1/de not_active Revoked
Also Published As
Publication number | Publication date |
---|---|
CA1294009C (en) | 1992-01-07 |
AU1180188A (en) | 1988-07-15 |
EP0343174A4 (de) | 1990-01-08 |
ATE102107T1 (de) | 1994-03-15 |
EP0343174B1 (de) | 1994-03-02 |
AU600093B2 (en) | 1990-08-02 |
EP0343174A1 (de) | 1989-11-29 |
JPH02500628A (ja) | 1990-03-01 |
JP2592946B2 (ja) | 1997-03-19 |
US4752669A (en) | 1988-06-21 |
DE3789242T2 (de) | 1994-08-04 |
WO1988004591A1 (en) | 1988-06-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |