Patent ID: 6340207
Filing Date: 2002-01-22
Classification: A47C,A61G,B60N,B63B,B63J,B64D

Abstract:
A seat comprising:A pair of seating bodies, at least one motion mechanism providing the seating bodies with a rocking motion and a vertical motion including a wave-shaped spring having a first end portion adjacent a concave trough portion adjacent a crest portion adjacent a second end portion, at least one of said first end portion, said trough portion, said crest portion, and said second end portion bearing against at least one of said pair of seating bodies, each seating body having a predetermined neutral angle based on a particular orientation of the seat, wherein the neutral angle is the angle with respect to a horizontal axis orthogonal to the earth's gravity vectors that the seating body resides at when no external forces are present on the seating body.