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Vibration damping method and apparatus

United States Patent

June 22, 1999
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
The present invention provides vibration damping method and apparatus that can damp vibration in more than one direction without requiring disassembly, that can accommodate varying tool dimensions without requiring re-tuning, and that does not interfere with tool tip operations and cooling. The present invention provides active dampening by generating bending moments internal to a structure such as a boring bar to dampen vibration thereof.
Redmond; James M. (Albuquerque, NM), Barney; Patrick S. (Albuquerque, NM), Parker; Gordon G. (Hougton, MI), Smith; David A. (Gainesville, FL)
Sandia Corporation (Albuquerque, NM)
09/ 022,729
February 12, 1998
This invention was made with Government support under Contract DE-AC04-94AL85000 awarded by the U. S. Department of Energy. The Government has certain rights in the invention.