MACHINING HEAD FOR A LASER MACHINING MACHINE COMPRISING A GAS SUPPLY AND A COMPENSATION UNIT FOR COMPENSATING THE FORCES TRANSMITTED BY THE SUPPLIED GAS
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United States of America Patent
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Issued Date -
Mar 10, 2011
app pub date -
Nov 25, 2008
filing date -
Nov 26, 2007
priority date (Note) -
Abandoned
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Abstract
The invention relates to a machining head (10) for a laser machining machine (1) for machining a workpiece (2) by means of a laser beam (5), comprising focusing optics (25) that focus the laser beam; and comprising a drive device (40) for moving and/or adjusting the focusing optics (25), which drive device is designed as a fluidic drive (40); wherein a gaseous stream can be introduced to an area (75) bordering the focusing optics (25) on the incident end of the laser beam (5), and the respective outlet opening (63; 73) is arranged at a predetermined distance from the focusing optics (25) so that the spatial arrangement of the outlet opening relative to the focusing optics cannot be changed if the focusing optics are moved or displaced.
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