Patent ID: 8662585
Filing Date: 2014-03-04
Classification: B60N,G09B

Abstract:
1. A motion seat, comprising: a back pan; a seat pan having a forward end, an aft end and opposed left and right sides; a first aft pivot and a second aft pivot each located on one of said opposed left and right sides of said seat pan, each of said first and second aft pivots being connected to said seat pan by an aft link; a first forward pivot and a second forward pivot each located on one of said left and right sides of said seat pan, each of said first and second forward pivots being connected to said seat pan by a forward link; a first connecting link extending between said first aft pivot and said first forward pivot, and a second connecting link extending between said second aft pivot and said second forward pivot; a first actuator coupled to said first aft pivot and a second actuator coupled to said second aft pivot, said first and second actuators each being movable to a first position and to a second position, said first and second actuators when simultaneously moving toward said first position being effective to act on said respective first and second aft pivots in such a way that said seat pan undergoes upward heave motion, said first and second actuators when simultaneously moving toward said second position being effective to act on said respective first and second aft pivots in such a way that said seat pan undergoes downward heave motion.