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Resonance-type power transfer coil

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  • Publication Date:
    December 06, 2022
  • معلومة اضافية
    • Patent Number:
      11521,794
    • Appl. No:
      16/477948
    • Application Filed:
      March 10, 2017
    • نبذة مختصرة :
      A conductor (31) wound into a multiple-layered helical shape, and an insulating member (32) provided between layers of the conductor are provided.
    • Inventors:
      Mitsubishi Electric Engineering Company, Limited (Chiyoda-ku, JP)
    • Assignees:
      Mitsubishi Electric Engineering Company, Limited (Chiyoda-ku, JP)
    • Claim:
      1. A resonance-type power transfer coil, comprising: a conductor wound into a multiple-layered helical shape; and an insulating member provided between layers of the conductor, wherein each conductor wound into the multiple-layered helical shape is separated from any other conductor wound into the multiple-layered helical shape from a sectional view in all directions, and each conductor wound into the multiple-layered helical shape is separated by the insulating member.
    • Claim:
      2. The resonance-type power transfer coil according to claim 1 , wherein a thickness of the insulating member is proportional to a voltage to be generated between the layers when a current flows through the conductor in a state in which there is no insulating member.
    • Claim:
      3. The resonance-type power transfer coil according to claim 1 , wherein the conductor is wound into a cylindrical, prismatic, or conical helical shape.
    • Claim:
      4. The resonance-type power transfer coil according to claim 1 , wherein the conductor is arranged alternately between the layers.
    • Claim:
      5. The resonance-type power transfer coil according to claim 1 , wherein the conductor is wound on an outermost layer in a direction opposite to a winding direction in other layers.
    • Claim:
      6. The resonance-type power transfer coil according to claim 5 , wherein a thickness of the insulating member is uniform between the outermost layer and a layer adjacent to the outermost layer, and is, between other layers, proportional to a voltage generated between the other layers when a current flows through the conductor in a state in which there is no insulating member.
    • Claim:
      7. A resonance-type power transfer coil, comprising: a conductor wound into a multiple-layered helical shape; and an insulating member provided between layers of the conductor, wherein the conductor is wound on an outermost layer in a direction opposite to a winding direction in other layers, and the outermost layer is concentrically stacked on a layer adjacent to the outermost layer.
    • Claim:
      8. The resonance-type power transfer coil according to claim 7 , wherein the conductor is wound into a cylindrical, prismatic, or conical helical shape.
    • Claim:
      9. The resonance-type power transfer coil according to claim 7 , wherein the conductor is arranged alternately between the layers.
    • Claim:
      10. The resonance-type power transfer coil according to claim 7 , wherein a thickness of the insulating member is uniform between the outermost layer and the layer adjacent to the outermost layer, and the thickness of the insulating member is, between other layers, proportional to a voltage generated between the other layers when a current flows through the conductor in a state in which there is no insulating member, and is increased in a direction from one end opposed to a turning point to the other end opposed to a next fuming point of the conductor.
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    • Other References:
      Combined Chinese Office Action and Search Report dated Sep. 16, 2020 in Chinese Patent Application No. 201780088057.3 (with unedited computer generated English translation and English translation of Category of Cited Documents), 17 pages. cited by applicant
      Combined Chinese Office Action and Search Report dated Jul. 27, 2021 in Chinese Patent Application No. 20178008057.3 (with English translation), 12 pages. cited by applicant
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      Japanese Office Action dated Apr. 16, 2019 in Japanese Patent Application No. 2017-521008 (with unedited computer-generated English translation), 8 pages. cited by applicant
    • Primary Examiner:
      Perez Borroto, Alfonso
    • Attorney, Agent or Firm:
      Oblon, McClelland, Maier & Neustadt, L.L.P.
    • الرقم المعرف:
      edspgr.11521794