Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Robert Henry Jackson, Jr.0
Hans Peter Bluem0
Alan M. Todd0
Date of Patent
January 6, 2009
0Patent Application Number
111864290
Date Filed
July 21, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An apparatus for producing an annular electron beam comprises a cathode for generating electrons, a cavity having an annular shape and operable to receive the electrons, an energy input coupled to the cavity, where the energy input is operable to supply Radio Frequency (RF) energy at the cavity and an energy output coupled to the cavity and operable to receive accelerated electrons from the cavity and operable to output the accelerated electrons as an annular electron beam.
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