Patent ID: 11916405
Assignee: GE HYBRID TECHNOLOGIES, LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  B  Y | IPC B  H

Claim 0:
1. A wireless power transmission apparatus, comprising:
a plurality of primary coils arranged in two or more layers, the plurality of primary coils including:
one or more primary coils in a first layer including at least a first primary coil having a wire wound in a square shape with four corner portions, four side portions, and an inner area between the four side portions, wherein the four side portions are equal length;
one or more primary coils in a second layer including at least a second primary coil having a wire wound in a square shape with four corner portions, four side portions, and an inner area between the four side portions, wherein the four side portions are equal length; and
a third primary coil;
wherein the first primary coil is arranged side on side with the second primary coil such that a first side portion of the first primary coil overlies a second side portion of the second primary coil and such that no portion of the first primary coil overlaps the inner area of the second primary coil,
wherein the third primary coil is arranged side on side with the first primary coil such that a third side portion of the third primary coil overlies at least a part of a fourth side portion of the first primary coil, such that no portion of the third primary coil overlaps the inner area of the first primary coil, and
wherein the third side portion is perpendicular to the first side portion of the first primary coil.