Patent ID: 6224154
Filing Date: 2001-05-01
Classification: A61B

Abstract:
An operable chair, comprising:a frame, including a ground supported base and an upright mast;a first support arm operably connected to the mast for selective vertical movement thereon;operable means connected between the first arm and the frame for selectively raising and lowering the first arm on the frame;a seat pivotally connected to the first arm for pivotal movement about a horizontal axis orthogonal to the first arm, and for vertical movement along with the arm; andoperable means connected between the seat and the first arm, for selectively pivoting the seat independently of the vertical movement of the seat;a second support arm operably connected to the mast for selective vertical movement thereon;operable means connected between the second arm and the mast for selectively raising and lowering the second arm independently of the first arm;a foot platform mounted on the second arm for movement therewith, for supporting the feet of an operator sitting in the seat;said foot platform being pivotally mounted on said second arm for pivotal movement about a horizontal axis orthogonal to the second arm;operable means connected between the foot platform and the second arm for selectively pivoting the foot platform;a body restraining harness for supporting and restraining the upper torso of a human body;an adjustable length chain having one end connected to the harness;means for removably connecting the chain to the frame to retain the harness at a predetermined selectable distance from the frame;a bracket operably mounted on the frame for selective vertical movement thereon;means for removably connecting said chain to the bracket; said harness including:a pair of shoulder straps for extending over the shoulders of a human body; anda connector strap connecting the shoulder straps at a location for positioning over the chest of a human within the harness; anda control box including:a first controller operably connected to the operable means between the first arm and the frame, for selectively raising and lowering the first arm;a second controller operably connected to the operable means connected between the seat and the first arm, for selectively pivoting the seat;a third controller operably connected to the operable means connected between the second arm and the frame, for selectively raising and lower the second arm; anda fourth controller operably connected to the operable means connected between the foot platform and the second arm, for selectively pivoting the foot platform.