Patent ID: 8328700

Claim:
A resistance apparatus for use with exercise devices, the resistance apparatus comprising; an axle; an outer housing for rotatably mounting the axle therein; at least one inner housing, with an opening configured to receive the axle therethrough, wherein at least a portion of the opening is configured for selective engagement by a slidable engagement member of the axle, whereby the selective engagement rotatably mounts the inner housing inside the outer housing permitting rotation of the inner housing along with the axle within the outer housing; and at least a first tensioned member disposed within the inner housing, wherein the first tensioned member includes a first end and a second end, and the first end of the tensioned member engages an engagement area of the inner housing and the second end of the tensioned member engages an engagement area of the outer housing, and wherein the tensioned member creates a rotational restoring force between the inner housing and the outer housing.