| 发明名称 |
METHOD AND INSTALLATION FOR LASER BEAM CUTTING USING A MULTIPLE-FOCUS OBJECTIVE AND A CONVERGENT/DIVERGENT NOZZLE |
| 摘要 |
<p>A method and installation which provides for cutting a material with a laser beam using at least a multiple-focus optical means, such as a lens or the like, for focusing the laser beam in several separate focusing points in combination with a convergent/divergent nozzle through which passes the laser beam and also through which flows a gas stream assisting the laser beam.</p> |
| 申请公布号 |
EP1420916(B1) |
申请公布日期 |
2005.09.14 |
| 申请号 |
EP20020796288 |
申请日期 |
2002.07.12 |
| 申请人 |
L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES |
发明人 |
MATILE, OLIVIER |
| 分类号 |
B23K26/00;B23K26/04;B23K26/06;B23K26/067;B23K26/14;B23K26/38;B23K103/04;B23K103/10;(IPC1-7):B23K26/067 |
主分类号 |
B23K26/00 |
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