Patent Document ID: 5388991
Application ID: 07964320
Patent Flag: 1

Claim One:
1. A device to provide motion to a capsule comprising: a platform; an arm for elevating said capsule above said platform; a rotation bearing assembly for rotating said capsule at least 360 degrees on said arm, wherein said rotation bearing assembly includes: a shaft coupled to said capsule; a structure for positioning said shaft in operative relation to said arm; and means for providing slippage between said shaft and said structure; a beam coupled to said arm; and means for providing substantially vertical motion of said capsule by elevating said beam, wherein said means for providing substantially vertical motion of said capsule comprises: a compression member rotatably coupled to said beam; a tension member rotatably coupled to said beam; and an actuator for moving said beam, wherein movement of said beam is limited by said compression member and said tension member.