Patent ID: 7626762
Filing Date: 2009-12-01
Classification: G01C

Abstract:
1. A fiber optic coil assembly comprising: a first layer of a continuous fiber optic coil cylindrically wound in a first rotational direction and in a first linear direction, the first layer having coil diameters located substantially parallel to one another and extending substantially over the first linear direction, the first layer having a first lead portion extending from an end of the first layer and back through a cylindrical opening defined by the cylindrically wound first layer; and a second layer of a continuous fiber optic coil cylindrically wound in a second rotational direction and in the first linear direction, the second layer having coil diameters located substantially parallel to one another and extending substantially over a second linear direction and further located on the first layer, the second layer having a second lead portion extending from an end of the second layer and back through a cylindrical opening defined by the cylindrically wound layers.