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Title: High precision, rapid laser hole drilling

Patent ·
OSTI ID:1083908
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A laser system produces a first laser beam for rapidly removing the bulk of material in an area to form a ragged hole. The laser system produces a second laser beam for accurately cleaning up the ragged hole so that the final hole has dimensions of high precision.

Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
W-7405-ENG-48
Assignee:
Lawrence Livermore National Security, LLC (Livermore, CA)
Patent Number(s):
8,410,396
Application Number:
11/655,416
OSTI ID:
1083908
Country of Publication:
United States
Language:
English

References (12)

High precision, rapid laser hole drilling patent March 2005
Precision micromachining with pulsed green lasers journal December 1998
Laser drilling holes in components by combined percussion and trepan drilling patent November 1998
Apparatus and method of boring using laser patent June 1992
Method for manufacturing multi-layer printed circuit board patent September 2000
Laser drilled nozzle in a tip of a fuel injector patent June 2000
Method for laser drilling patent December 2003
Drilling apparatus and method patent June 1989
High precision, rapid laser hole drilling patent March 2007
Method and apparatus for laser drilling patent January 2001
Line-laser assisted alignment apparatus patent April 1998
Method and device for stand-off laser drilling and cutting patent September 1989

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