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High precision, rapid laser hole drilling

United States Patent

April 2, 2013
View the Complete Patent at the US Patent & Trademark Office
Lawrence Livermore National Laboratory - Visit the Industrial Partnerships Office Website
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.
Chang; Jim J. (San Ramon, CA), Friedman; Herbert W. (Oakland, CA), Comaskey; Brian J. (Walnut Creek, CA)
Lawrence Livermore National Security, LLC (Livermore, CA)
11/ 655,416
January 19, 2007
The United States Government has rights in this invention pursuant to Contract No. W-7405-ENG-48 between the United States Department of Energy and the University of California for the operation of Lawrence Livermore National Laboratory.