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High force vibration testing with wide frequency range

United States Patent

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8,408,066
April 2, 2013
View the Complete Patent at the US Patent & Trademark Office
A shaker assembly for vibration testing includes first and second shakers, where the first shaker includes a piezo-electric material for generating vibration. A support structure permits a test object to be supported for vibration of the test object by both shakers. An input permits an external vibration controller to control vibration of the shakers.
12/911,383
October 25, 2010
73/663 ; 310/328; 73/761;
G01M 7/02 (20060101); H01L 41/04 (20060101);
73/663,662,665,66,667,668,761,763 310/328
This invention was developed under Contract DE-AC04-94AL85000 between Sandia Corporation and the U.S. Department of Energy. The U.S. Government has certain rights in this invention.