CH681708A5 - - Google Patents
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- Publication number
- CH681708A5 CH681708A5 CH1735/90A CH173590A CH681708A5 CH 681708 A5 CH681708 A5 CH 681708A5 CH 1735/90 A CH1735/90 A CH 1735/90A CH 173590 A CH173590 A CH 173590A CH 681708 A5 CH681708 A5 CH 681708A5
- Authority
- CH
- Switzerland
- Prior art keywords
- bottom wall
- gas
- trap
- inlet nozzle
- coaxial
- Prior art date
Links
- 239000007789 gas Substances 0.000 claims description 36
- 239000002245 particle Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 210000002268 wool Anatomy 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
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/1435—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor involving specially adapted flow control means
- B23K26/1438—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor involving specially adapted flow control means for directional control
-
- 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
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/142—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor for the removal of by-products
-
- 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
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/1462—Nozzles; Features related to nozzles
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3918363A DE3918363A1 (de) | 1989-06-06 | 1989-06-06 | Vorrichtung fuer einen leistungslaser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH681708A5 true CH681708A5 (it) | 1993-05-14 |
Family
ID=6382136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1735/90A CH681708A5 (it) | 1989-06-06 | 1990-05-22 |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH681708A5 (it) |
| DE (1) | DE3918363A1 (it) |
| FR (1) | FR2648737A1 (it) |
| GB (1) | GB2233114A (it) |
| IT (1) | IT1247412B (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ272635A (en) * | 1994-08-02 | 1998-02-26 | Mcneil Ppc Inc | Laser cutting/drilling processing head that creates a vortex gas flow within the head to clean and prevent back spatting of particles onto the lens therein |
| DE29504457U1 (de) * | 1995-03-16 | 1995-05-18 | Haas Laser GmbH & Co. KG, 78713 Schramberg | Vorrichtung zum Schutz der Bearbeitungsoptik eines Laser-Bearbeitungsgerätes vor Verschmutzung |
| GB9507719D0 (en) * | 1995-04-13 | 1995-05-31 | Boc Group Plc | Machining of materials |
| ATE260734T1 (de) | 2000-08-05 | 2004-03-15 | Trumpf Werkzeugmaschinen Gmbh | Laserbearbeitungsmaschine mit wenigstens einem mit einem spülmedium beaufschlagbaren optischen element |
| DE102004018280B4 (de) * | 2004-04-15 | 2006-08-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren sowie Düse zur Bearbeitung oder Analyse eines Werkstücks oder einer Probe mit einem energetischen Strahl |
| EP2428793B1 (de) * | 2010-09-08 | 2016-08-03 | Sick Ag | Vorrichtung zur Gasspülung einer optischen Grenzfläche und optische Analysevorrichtung |
| CN102528034B (zh) * | 2012-02-24 | 2016-05-04 | 湖南华曙高科技有限责任公司 | 一种选择性激光烧结窗口镜气帘保护方法 |
| JP6655181B2 (ja) * | 2016-05-30 | 2020-02-26 | 本田技研工業株式会社 | レーザ加工装置 |
| DE102016116659A1 (de) | 2016-09-06 | 2018-03-08 | Laser On Demand Gmbh | Laserschweiß-Vorrichtung und Laserschweiß-Verfahren zum Laserschweißen metallischer Werkstücke |
| CN110709195B (zh) * | 2017-03-31 | 2022-05-03 | 株式会社尼康 | 造型系统及造型方法 |
| DE102022208240A1 (de) | 2022-08-08 | 2024-02-08 | Adient Us Llc | LUFTFÜHRUNGSVORRICHTUNG ZUR SPRITZERREDUKTION UND SPRITZERABLENKUNG BEIM LASERSTRAHLSCHWEIßEN UND SCHWEIßVORRICHTUNG |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB269880A (en) * | 1926-04-20 | 1928-03-15 | Siemens Ag | Improvements in or relating to arc lamps |
| FR1401424A (fr) * | 1964-04-24 | 1965-06-04 | Glaces De Boussois | Procédé et dispositif pour conserver la transparence des pièces optiques en atmosphère salissante |
| US3696230A (en) * | 1970-01-19 | 1972-10-03 | Hughes Aircraft Co | Laser lens cooling and cleaning system |
| FR2217118B1 (it) * | 1972-10-25 | 1975-04-25 | Alsacienne Atom | |
| GB2057156A (en) * | 1979-08-13 | 1981-03-25 | Woolen D | Thermal protective device for a lens |
| US4277131A (en) * | 1980-01-29 | 1981-07-07 | The United States Of America As Represented By The Administrator Of The United States Environmental Protection Agency | Antifouling window assembly |
| US4443072A (en) * | 1982-04-05 | 1984-04-17 | The United States Of America As Represented By The United States Department Of Energy | Purged window apparatus utilizing heated purge gas |
| DE3935009A1 (de) * | 1989-10-20 | 1991-04-25 | Inst Nat Sciences Appliq | Vorrichtung fuer die laser-plasmabeschichtung |
| JP3360007B2 (ja) * | 1997-07-02 | 2002-12-24 | 株式会社川本製作所 | 予測推定末端圧一定制御給水装置 |
-
1989
- 1989-06-06 DE DE3918363A patent/DE3918363A1/de not_active Withdrawn
-
1990
- 1990-05-22 CH CH1735/90A patent/CH681708A5/de not_active IP Right Cessation
- 1990-06-04 GB GB9012412A patent/GB2233114A/en not_active Withdrawn
- 1990-06-05 IT IT08340090A patent/IT1247412B/it active IP Right Grant
- 1990-06-05 FR FR9006919A patent/FR2648737A1/fr active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2648737A1 (fr) | 1990-12-28 |
| IT9083400A0 (it) | 1990-06-05 |
| DE3918363A1 (de) | 1990-12-13 |
| GB9012412D0 (en) | 1990-07-25 |
| IT9083400A1 (it) | 1991-12-05 |
| GB2233114A (en) | 1991-01-02 |
| IT1247412B (it) | 1994-12-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |