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Pulsed interrupter and method of operation

United States Patent

June 9, 2015
View the Complete Patent at the US Patent & Trademark Office
Some embodiments provide interrupter systems comprising: a first electrode; a second electrode; a piston movably located at a first position and electrically coupled with the first and second electrodes establishing a closed state, the piston comprises an electrical conductor that couples with the first and second electrodes providing a conductive path; an electromagnetic launcher configured to, when activated, induce a magnetic field pulse causing the piston to move away from the electrical coupling with the first and second electrodes establishing an open circuit between the first and second electrodes; and a piston control system comprising a piston arresting system configured to control a deceleration of the piston following the movement of the piston induced by the electromagnetic launcher such that the piston is not in electrical contact with at least one of the first electrode and the second electrode when in the open state.
Drake; Joel Lawton (San Diego, CA), Kratz; Robert (San Diego, CA)
General Atomics (San Diego, CA)
13/ 870,615
April 25, 2013
The United States Government may have rights in this invention pursuant to Contract No. DE-AR0000234 between U.S. Department of Energy, Office of HQ PS (HQ) and General Atomics.