Electrical transmission or interconnection systems – Electromagnet or highly inductive systems
Patent
1994-11-30
1996-05-28
Shoop, Jr., William M.
Electrical transmission or interconnection systems
Electromagnet or highly inductive systems
336123, H01F 3800
Patent
active
055214444
ABSTRACT:
A device for transferring electrical power from a stationary member to a rotatable member is provided by incorporating an air core transformer of which a first coil is rigidly attached to the stationary member and a second coil is rigidly attached to the rotatable member. A power converter is provided to convert input power from a first frequency to a second frequency. The first frequency can be that of a wall service within a family residence and the second frequency can be approximately 30 thousand hertz. The second frequency is provided to the electrical conductor of a first coil. The first and second coil of an air core transformer are used to transfer power across an air gap to the second coil. The transferred electrical power is then rectified to provide DC power to a plurality of electrical components that are rigidly attached to the rotatable member.
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Elms Richard T.
Honeywell Inc.
Lanyi William D.
Shoop Jr. William M.
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