SE399326B - Lasersystem - Google Patents

Lasersystem

Info

Publication number
SE399326B
SE399326B SE7404411A SE7404411A SE399326B SE 399326 B SE399326 B SE 399326B SE 7404411 A SE7404411 A SE 7404411A SE 7404411 A SE7404411 A SE 7404411A SE 399326 B SE399326 B SE 399326B
Authority
SE
Sweden
Prior art keywords
laser system
laser
Prior art date
Application number
SE7404411A
Other languages
English (en)
Swedish (sv)
Inventor
E V Locke
Original Assignee
Avco Everett Res Lab 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 Avco Everett Res Lab Inc filed Critical Avco Everett Res Lab Inc
Publication of SE399326B publication Critical patent/SE399326B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • 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
    • B23K26/073—Shaping the laser spot
    • 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)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Laser Beam Processing (AREA)
  • Lasers (AREA)
  • Mechanical Optical Scanning Systems (AREA)
SE7404411A 1973-04-09 1974-04-02 Lasersystem SE399326B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00349419A US3848104A (en) 1973-04-09 1973-04-09 Apparatus for heat treating a surface

Publications (1)

Publication Number Publication Date
SE399326B true SE399326B (sv) 1978-02-06

Family

ID=23372324

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7404411A SE399326B (sv) 1973-04-09 1974-04-02 Lasersystem

Country Status (10)

Country Link
US (1) US3848104A (ja)
JP (1) JPS5744038B2 (ja)
CA (1) CA996383A (ja)
CH (1) CH591171A5 (ja)
DE (1) DE2416436C2 (ja)
FR (1) FR2224902B1 (ja)
GB (1) GB1467152A (ja)
IL (1) IL44499A (ja)
IT (1) IT1011215B (ja)
SE (1) SE399326B (ja)

Families Citing this family (124)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049945A (en) * 1973-10-10 1977-09-20 Winkler & Dunnebier Maschinenfabrik Und Eisengiesserei Kg Method of and apparatus for cutting material to shape from a moving web by burning
DE2350933C3 (de) * 1973-10-10 1981-10-29 Winkler & Dünnebier, Maschinenfabrik und Eisengießerei GmbH & Co KG, 5450 Neuwied Vorrichtung zum Formbrennschneiden einer bewegten Materialbahn mittels eines Laserstrahles
US4015100A (en) * 1974-01-07 1977-03-29 Avco Everett Research Laboratory, Inc. Surface modification
US4117302A (en) * 1974-03-04 1978-09-26 Caterpillar Tractor Co. Method for fusibly bonding a coating material to a metal article
GB1507203A (en) * 1974-07-12 1978-04-12 Caterpillar Tractor Co Method and apparatus for heat treating the surface of an internal bore in a workpiece
US3965328A (en) * 1974-12-19 1976-06-22 Avco Corporation Laser deep cutting process
US4059461A (en) * 1975-12-10 1977-11-22 Massachusetts Institute Of Technology Method for improving the crystallinity of semiconductor films by laser beam scanning and the products thereof
JPS52143755A (en) * 1976-05-26 1977-11-30 Hitachi Ltd Laser, zone melting device
US4144888A (en) * 1976-09-15 1979-03-20 Malyshev Boris N Device for treatment by laser emission
US4059876A (en) * 1976-11-03 1977-11-29 General Motors Corporation Method of alloying and forming a valve seat
US4099830A (en) * 1976-12-15 1978-07-11 A. J. Bingley Limited Optical systems including polygonal mirrors rotatable about two axes
JPS583478B2 (ja) * 1978-03-03 1983-01-21 株式会社日立製作所 レ−ザ加熱方法および装置
US4322601A (en) * 1978-08-14 1982-03-30 Serlin Richard A Surface alloying method and apparatus using high energy beam
US4271347A (en) * 1978-10-18 1981-06-02 The United States Of America As Represented By The Secretary Of The Treasury Method and apparatus for accelerating chemical reactions using a spread beam deflector with single or multiple reflectors
WO1980001121A1 (en) * 1978-11-28 1980-05-29 Western Electric Co Dual wavelength laser annealing of materials
US4229232A (en) * 1978-12-11 1980-10-21 Spire Corporation Method involving pulsed beam processing of metallic and dielectric materials
US4369348A (en) * 1979-01-04 1983-01-18 United Technologies Corporation Method and apparatus for high frequency optical beam oscillation
US4217183A (en) * 1979-05-08 1980-08-12 International Business Machines Corporation Method for locally enhancing electroplating rates
US4348263A (en) * 1980-09-12 1982-09-07 Western Electric Company, Inc. Surface melting of a substrate prior to plating
JPS5952037B2 (ja) * 1980-12-26 1984-12-17 株式会社東芝 レ−ザ加工装置
IT1144173B (it) * 1981-04-17 1986-10-29 Fiat Ricerche Perfezionamento ad un apparecchiatura a raggio laser
DE3126953C2 (de) * 1981-07-08 1983-07-21 Arnold, Peter, Dr., 8000 München Verfahren zur thermischen Behandlung der Oberfläche von Werkstücken mittels eines linear polarisierten Laserstrahls
US4475027A (en) * 1981-11-17 1984-10-02 Allied Corporation Optical beam homogenizer
US4405386A (en) * 1982-04-05 1983-09-20 Olin Corporation Process and apparatus for improving cold rollability and/or strip annealability of metals and metal alloys
IT1189258B (it) * 1982-04-13 1988-02-04 Gd Spa Metodo e dispositivo per praticare perforazioni in articoli a forma di barretta
US4398966A (en) * 1982-04-28 1983-08-16 Huntington Alloys, Inc. Corrosion of type 304 stainless steel by laser surface treatment
IT1156026B (it) * 1982-05-27 1987-01-28 Fiat Ricerche Dispositivo di deflessione di un fascio laser per eseguire trattamenti termici superficiali di pezzi scanalati
US4456811A (en) * 1982-06-21 1984-06-26 Avco Everett Research Laboratory, Inc. Method of and apparatus for heat treating axisymmetric surfaces with an annular laser beam
DE3230595A1 (de) * 1982-08-17 1984-02-23 Siemens AG, 1000 Berlin und 8000 München Verfahren zum zusammenschweissen endloser metallbaender
US4459458A (en) * 1982-08-30 1984-07-10 The Warner & Swasey Company Machine tool with laser heat treating
US4500771A (en) * 1982-10-20 1985-02-19 Westinghouse Electric Corp. Apparatus and process for laser treating sheet material
DE3317022A1 (de) * 1983-05-10 1984-11-15 W.C. Heraeus Gmbh, 6450 Hanau Materialbearbeitungsanlage
US4533400A (en) * 1983-06-29 1985-08-06 The Garrett Corporation Method and apparatus for laser hardening of steel
US4533815A (en) * 1983-08-01 1985-08-06 Smith International, Inc. Process for treating a bearing surface to modify microasperities
JPS6083584A (ja) * 1983-10-13 1985-05-11 Rikagaku Kenkyusho 生細胞内への物質移入法
DE3483934D1 (de) * 1983-10-13 1991-02-21 Rikagaku Kenkyusho Verfahren und apparat zum einpflanzen eines fremdstoffes in lebende zelle.
US4539461A (en) * 1983-12-21 1985-09-03 The Garrett Corporation Method and apparatus for laser gear hardening
CA1265209A (en) * 1984-02-17 1990-01-30 Robert Langen Process to remove contaminants, particularly rust/from metallic surfaces
US4562332A (en) * 1984-03-26 1985-12-31 Rockwell International Corporation Surface crack healing with high-energy beam
GB2160227B (en) * 1984-05-04 1988-09-07 John Durham Hawkes Heat treatment process
US4725709A (en) * 1984-09-25 1988-02-16 Siemens Aktiengesellschaft Apparatus having a sweep arrangement for non-contacting modification of an article
US4678289A (en) * 1984-09-25 1987-07-07 Siemens Aktiengesellschaft Apparatus for the deflection of a light beam
JPS6240986A (ja) * 1985-08-20 1987-02-21 Fuji Electric Corp Res & Dev Ltd レ−ザ−加工方法
US6149988A (en) * 1986-09-26 2000-11-21 Semiconductor Energy Laboratory Co., Ltd. Method and system of laser processing
US5708252A (en) * 1986-09-26 1998-01-13 Semiconductor Energy Laboratory Co., Ltd. Excimer laser scanning system
US5017753A (en) * 1986-10-17 1991-05-21 Board Of Regents, The University Of Texas System Method and apparatus for producing parts by selective sintering
US4944817A (en) * 1986-10-17 1990-07-31 Board Of Regents, The University Of Texas System Multiple material systems for selective beam sintering
US5155324A (en) * 1986-10-17 1992-10-13 Deckard Carl R Method for selective laser sintering with layerwise cross-scanning
US4863538A (en) * 1986-10-17 1989-09-05 Board Of Regents, The University Of Texas System Method and apparatus for producing parts by selective sintering
US6261856B1 (en) 1987-09-16 2001-07-17 Semiconductor Energy Laboratory Co., Ltd. Method and system of laser processing
US4830265A (en) * 1988-05-13 1989-05-16 Grumman Aerospace Corporation Method for diffusion of metals and alloys using high energy source
US4980534A (en) * 1988-11-18 1990-12-25 Toyoda Koki Kabushiki Kaisha Method and device for treating machined surface of workpiece
US5072091A (en) * 1989-04-03 1991-12-10 The Local Government Of Osaka Prefecture Method and apparatus for metal surface process by laser beam
US5135695A (en) * 1989-12-04 1992-08-04 Board Of Regents The University Of Texas System Positioning, focusing and monitoring of gas phase selective beam deposition
US5017317A (en) * 1989-12-04 1991-05-21 Board Of Regents, The Uni. Of Texas System Gas phase selective beam deposition
DE59100570D1 (de) * 1990-04-23 1993-12-16 Bystronic Laser Ag Niederoenz Verfahren und Anlage zum Schneiden von Flachmaterial.
US5180448A (en) * 1990-08-22 1993-01-19 United Container Machinery Group, Inc. Method of laser hardening corrugating rolls
US5160556A (en) * 1990-08-22 1992-11-03 United Container Machinery Group, Inc. Method of hardening corrugating rolls
WO1992012820A1 (en) * 1991-01-17 1992-08-06 United Distillers Plc Dynamic laser marking
US6450641B2 (en) 1992-06-02 2002-09-17 Lasersight Technologies, Inc. Method of corneal analysis using a checkered placido apparatus
US5643801A (en) 1992-11-06 1997-07-01 Semiconductor Energy Laboratory Co., Ltd. Laser processing method and alignment
US6716210B2 (en) 1992-12-03 2004-04-06 Lasersight Technologies, Inc. Refractive surgical laser apparatus and method
USRE37504E1 (en) 1992-12-03 2002-01-08 Lasersight Technologies, Inc. Ophthalmic surgery method using non-contact scanning laser
US6410374B1 (en) 1992-12-26 2002-06-25 Semiconductor Energy Laborartory Co., Ltd. Method of crystallizing a semiconductor layer in a MIS transistor
US6544825B1 (en) 1992-12-26 2003-04-08 Semiconductor Energy Laboratory Co., Ltd. Method of fabricating a MIS transistor
US5484980A (en) * 1993-02-26 1996-01-16 General Electric Company Apparatus and method for smoothing and densifying a coating on a workpiece
US5449879A (en) * 1993-10-07 1995-09-12 Laser Machining, Inc. Laser beam delivery system for heat treating work surfaces
IL108059A (en) * 1993-12-17 1998-02-22 Laser Ind Ltd Method and device for placing a laser beam on a work surface, especially for tissue ablation
DE4410613C1 (de) * 1994-03-26 1995-03-30 Urenco Deutschland Gmbh Vorrichtung zum Abtragen von Schichten einer Oberfläche mittels Laserstrahlung
DE4430220C2 (de) * 1994-08-25 1998-01-22 Fraunhofer Ges Forschung Verfahren zur Steuerung der Laserstrahlintensitätsverteilung auf der Oberfläche zu bearbeitender Bauteile
JP3469337B2 (ja) 1994-12-16 2003-11-25 株式会社半導体エネルギー研究所 半導体装置の作製方法
US5611883A (en) * 1995-01-09 1997-03-18 Board Of Regents, The University Of Texas System Joining ceramics and attaching fasteners to ceramics by gas phase selective beam deposition
JP3778456B2 (ja) 1995-02-21 2006-05-24 株式会社半導体エネルギー研究所 絶縁ゲイト型薄膜半導体装置の作製方法
US5904678A (en) * 1995-06-19 1999-05-18 Lasersight Technologies, Inc. Multizone, multipass photorefractive keratectomy
US6350326B1 (en) 1996-01-15 2002-02-26 The University Of Tennessee Research Corporation Method for practicing a feedback controlled laser induced surface modification
US5864430A (en) * 1996-09-10 1999-01-26 Sandia Corporation Gaussian beam profile shaping apparatus, method therefor and evaluation thereof
US5997529A (en) * 1996-10-28 1999-12-07 Lasersight Technologies, Inc. Compound astigmatic myopia or hyperopia correction by laser ablation
US6210169B1 (en) 1997-01-31 2001-04-03 Lasersight Technologies, Inc. Device and method for simulating ophthalmic surgery
US5847357A (en) * 1997-08-25 1998-12-08 General Electric Company Laser-assisted material spray processing
US6007202A (en) * 1997-10-23 1999-12-28 Lasersight Technologies, Inc. Eye illumination system and method
US6132424A (en) * 1998-03-13 2000-10-17 Lasersight Technologies Inc. Smooth and uniform laser ablation apparatus and method
US6010497A (en) * 1998-01-07 2000-01-04 Lasersight Technologies, Inc. Method and apparatus for controlling scanning of an ablating laser beam
US6409718B1 (en) 1998-02-03 2002-06-25 Lasersight Technologies, Inc. Device and method for correcting astigmatism by laser ablation
US6016227A (en) * 1998-07-31 2000-01-18 The University Of Tennessee Research Corporation Apparatus and method for producing an improved laser beam
EP1003207B1 (en) * 1998-10-05 2016-09-07 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation apparatus, laser irradiation method, beam homogenizer, semiconductor device, and method of manufacturing the semiconductor device
DE19856413A1 (de) * 1998-12-08 2000-06-15 Hauni Maschinenbau Ag Perforationsvorrichtung
US6127005A (en) 1999-01-08 2000-10-03 Rutgers University Method of thermally glazing an article
US6146476A (en) * 1999-02-08 2000-11-14 Alvord-Polk, Inc. Laser-clad composite cutting tool and method
US6341029B1 (en) * 1999-04-27 2002-01-22 Gsi Lumonics, Inc. Method and apparatus for shaping a laser-beam intensity profile by dithering
US6497701B2 (en) 1999-04-30 2002-12-24 Visx, Incorporated Method and system for ablating surfaces with partially overlapping craters having consistent curvature
US6294225B1 (en) 1999-05-10 2001-09-25 The University Of Tennessee Research Corporation Method for improving the wear and corrosion resistance of material transport trailer surfaces
US6173886B1 (en) 1999-05-24 2001-01-16 The University Of Tennessee Research Corportion Method for joining dissimilar metals or alloys
US6299707B1 (en) 1999-05-24 2001-10-09 The University Of Tennessee Research Corporation Method for increasing the wear resistance in an aluminum cylinder bore
TW482705B (en) 1999-05-28 2002-04-11 Electro Scient Ind Inc Beam shaping and projection imaging with solid state UV Gaussian beam to form blind vias
US6791060B2 (en) * 1999-05-28 2004-09-14 Electro Scientific Industries, Inc. Beam shaping and projection imaging with solid state UV gaussian beam to form vias
US6497985B2 (en) 1999-06-09 2002-12-24 University Of Tennessee Research Corporation Method for marking steel and aluminum alloys
US6423162B1 (en) 1999-07-02 2002-07-23 The University Of Tennesse Research Corporation Method for producing decorative appearing bumper surfaces
US6284067B1 (en) 1999-07-02 2001-09-04 The University Of Tennessee Research Corporation Method for producing alloyed bands or strips on pistons for internal combustion engines
US6218642B1 (en) 1999-07-12 2001-04-17 J. F. Helmold & Bro., Inc. Laser hardened steel cutting rule
US6229111B1 (en) 1999-10-13 2001-05-08 The University Of Tennessee Research Corporation Method for laser/plasma surface alloying
US6328026B1 (en) 1999-10-13 2001-12-11 The University Of Tennessee Research Corporation Method for increasing wear resistance in an engine cylinder bore and improved automotive engine
US6791592B2 (en) 2000-04-18 2004-09-14 Laserink Printing a code on a product
US7063755B2 (en) * 2003-08-20 2006-06-20 General Motors Corporation Method for laser annealing
US7046267B2 (en) 2003-12-19 2006-05-16 Markem Corporation Striping and clipping correction
US20050255406A1 (en) * 2004-05-11 2005-11-17 Shlomo Assa Marking on a thin film
US7820936B2 (en) * 2004-07-02 2010-10-26 Boston Scientific Scimed, Inc. Method and apparatus for controlling and adjusting the intensity profile of a laser beam employed in a laser welder for welding polymeric and metallic components
US7394479B2 (en) * 2005-03-02 2008-07-01 Marken Corporation Pulsed laser printing
US8617672B2 (en) 2005-07-13 2013-12-31 Applied Materials, Inc. Localized surface annealing of components for substrate processing chambers
US20070106285A1 (en) 2005-11-09 2007-05-10 Ferenc Raksi Laser scanner
US20070116889A1 (en) * 2005-11-18 2007-05-24 Federal Mogul World Wide, Inc. Laser treatment of metal
DE102006056010C5 (de) 2005-11-23 2024-01-11 Homag Holzbearbeitungssysteme Ag Vorrichtung zur Beschichtung von Bauteilen
EP1839799A1 (en) * 2006-03-27 2007-10-03 SEI S.p.A. Laser apparatus for product treatment with a scanning mirror rotatable in two perpendicular directions
US20070254111A1 (en) * 2006-04-26 2007-11-01 Lineton Warran B Method for forming a tribologically enhanced surface using laser treating
US8319149B2 (en) * 2008-04-16 2012-11-27 Applied Materials, Inc. Radiant anneal throughput optimization and thermal history minimization by interlacing
TWI523720B (zh) 2009-05-28 2016-03-01 伊雷克托科學工業股份有限公司 應用於雷射處理工件中的特徵的聲光偏轉器及相關雷射處理方法
TWI541093B (zh) 2009-12-07 2016-07-11 Ipg Microsystems Llc 雷射剝離系統及方法
US9669613B2 (en) * 2010-12-07 2017-06-06 Ipg Photonics Corporation Laser lift off systems and methods that overlap irradiation zones to provide multiple pulses of laser irradiation per location at an interface between layers to be separated
KR102253017B1 (ko) * 2010-10-22 2021-05-20 일렉트로 싸이언티픽 인더스트리이즈 인코포레이티드 빔 디더링 및 스카이빙을 위한 레이저 처리 시스템 및 방법
EP2714300B1 (de) 2011-05-26 2021-09-08 Adient Luxembourg Holding S.à r.l. Stanzverfahren
MX368291B (es) 2012-09-06 2019-09-26 Etxetar Sa Procedimiento y sistema para el endurecimiento por laser de una superficie de una pieza de trabajo.
WO2015119459A1 (ko) * 2014-02-07 2015-08-13 한국기계연구원 위조방지 패턴 생성 장치 및 그 방법, 위조방지 패턴 감지 장치 및 그 방법
CN106471140B (zh) * 2014-07-03 2019-02-05 新日铁住金株式会社 激光加工装置
US10864603B2 (en) 2015-03-17 2020-12-15 Ikergune A.I.E. Method and system for heat treatment of sheet metal
US10583668B2 (en) 2018-08-07 2020-03-10 Markem-Imaje Corporation Symbol grouping and striping for wide field matrix laser marking

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3364497A (en) * 1966-05-18 1968-01-16 Eastman Kodak Co Recording of digital data
DE2025122C3 (de) * 1969-07-17 1974-07-25 Vianova-Kunstharz Ag, Wien Verfahren zur Härtung von Anstrichstoffen und Überzügen mittels von einem Laser emittierter Infrarot-Strahlung
CA928112A (en) * 1969-09-02 1973-06-12 International Business Machines Corporation Scan angle multiplier of constant aperture
DE2040140C3 (de) * 1970-08-12 1975-05-15 Siemens Ag, 1000 Berlin Und 8000 Muenchen Bearbeitungslaser

Also Published As

Publication number Publication date
DE2416436C2 (de) 1984-05-10
DE2416436A1 (de) 1974-10-24
CA996383A (en) 1976-09-07
IL44499A0 (en) 1974-06-30
IL44499A (en) 1976-04-30
IT1011215B (it) 1977-01-20
FR2224902A1 (ja) 1974-10-31
US3848104A (en) 1974-11-12
JPS5744038B2 (ja) 1982-09-18
FR2224902B1 (ja) 1980-01-11
GB1467152A (en) 1977-03-16
CH591171A5 (ja) 1977-09-15
JPS503591A (ja) 1975-01-14

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