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Compact high precision adjustable beam defining aperture

United States Patent

July 2, 2013
View the Complete Patent at the US Patent & Trademark Office
Lawrence Berkeley National Laboratory - Visit the Technology Transfer and Intellectual Property Management Department Website
The present invention provides an adjustable aperture for limiting the dimension of a beam of energy. In an exemplary embodiment, the aperture includes (1) at least one piezoelectric bender, where a fixed end of the bender is attached to a common support structure via a first attachment and where a movable end of the bender is movable in response to an actuating voltage applied to the bender and (2) at least one blade attached to the movable end of the bender via a second attachment such that the blade is capable of impinging upon the beam. In an exemplary embodiment, the beam of energy is electromagnetic radiation. In an exemplary embodiment, the beam of energy is X-rays.
Morton; Simon A. (Berkeley, CA), Dickert; Jeffrey (El Sobrante, CA)
The Regents of the University of California (Oakland, CA)
13/ 533,876
June 26, 2012
STATEMENT OF GOVERNMENT SUPPORT This invention was made with government support under Contract No. DE-AC02-05CH11231 awarded by the U.S. Department of Energy, under Grant No. 68172-0010-08-LK from Los Alamos National Security LLC, and under National Institutes of Health Interagency Grant No. Y1-GM-9064-12. The government has certain rights in this invention.