METHOD OF PRODUCING AN ENCAPSULATED INDUCTOR WITH A HIGH VALUE OF PERMEABILITY
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Abstract
AN INDUCTOR ELEMENT (WIRE, COIL, ETC.) IS FULLY ENCAPSULATED WITH AN INSULATING FERROMAGNETIC MATERIAL TO PRODUCE AN ENCAPSULATED INDUCTOR HAVING A HIGH PERMEABILITY MAGNETIC CIRCUIT. THE INDUCTOR ELEMENT MAY HAVE ANY ARBITARY SHAPE AND IS PLACED WITHIN A SOLUTION OF ENCAPSULATING MATERIAL AND FLUX SOLVENT AT A HIGH TEMPERATURE. THE TEMPERATURE IS SLOWLY REDUCED AT A RATE SUFFICIENT TO PREVENT FLUX OCCLUSIONS AND TO ALLOW THE ENCAPSULATING MATERIAL TO CRYSTALLIZE ON THE ELEMENT. A SEED MAY BE UTILIZED AND THE SEED MAY BE THREADED TO SERVE AS A GUIDE FOR PRECISELY WRAPPING THE COIL INTO ITS PARTICULAR SHAPE BEFORE ENCAPSULATION IS COMMENCED.
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