Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Johannes Adrianus Antonius Theodorus Dams0
Date of Patent
August 21, 2007
0Patent Application Number
109487870
Date Filed
September 24, 2004
0Patent Primary Examiner
Patent abstract
A method and a system for accurate positioning of an object are presented. An embodiment of the invention includes an electromagnetic actuator including a coil assembly. The coil assembly includes two coils that encloses a magnet assembly including a magnet that is magnetized in the direction of the generated force. The generated force is substantially constant over the operating range of the actuator. The actuator may further be equipped with a cooling body surrounding the coil assembly.
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