Patent ID: 11872460
Assignee: BION INC.
Field: Furniture, games (Other fields)
Classification: CPC A  H | IPC A  H

Claim 2:
3. The electrical resistance feedback system according to claim 2, wherein the first electricity generation unit comprises a plurality of first magnetic elements and a first electricity-generating coil, and the second electricity generation unit comprises a plurality of second magnetic elements and a second electricity-generating coil; the plurality of first magnetic elements are arranged on the outer annular frame in an equally-spaced manner and the plurality of second magnetic elements are arranged on the inner annular frame in an equally-spaced manner; the first electricity-generating coil is arranged between the outer annular frame and the inner annular frame and is spaced from the plurality of first magnetic elements by a gap, and the second electricity-generating coil is arranged in the interior of the inner annular frame and is spaced from the plurality of second magnetic elements by a gap.