Patent ID: 7106156

Claim:
An article, comprising: a first plurality of helically wound superconductor tapes, each tape in the first plurality of helically wound superconductor tapes including a layer of a superconductor material and a layer of an electrically conductive material, each tape in the first plurality of helically wound superconductor tapes being wound in parallel in a first direction; and a second plurality of helically wound superconductor tapes, each tape in the second plurality of helically wound superconductor tapes including a layer of a superconductor material and a layer of an electrically conductive material, each tape in the second plurality of helically wound superconductor tapes being wound in parallel in a second direction opposite the first direction, wherein the layer of the electrically conductive materials in each tape in the first plurality of tapes has more than one position of electrical communication with the layer of electrically conductive material in each tape of the second plurality of tapes.