Patent ID: 7261368

Claim:
An ergonomic seating assembly comprising: a low profile base; an adjustable post; a triangular shaped chair support extension having a first end, a second end, a top side and a bottom side with the first end attached to the adjustable post, the second end containing a pair of horizontal cylindrical openings which cylindrical openings are spaced apart so as to create a breach between the cylindrical openings and a cylindrical housing containing a roller ball fixedly attached to the top side of the chair support extension; a semi-circular seat pan support having longitudinal extensions extending from each side of the seat pan support which longitudinal extensions contain cylindrical openings which cylindrical openings abut the cylindrical openings of the seat pan support; a hinge to interconnect the abutted cylindrical openings of the longitudinal extensions and the chair support extension so as to enable the seat pan support to move up or down and remain connected to the chair support extension, adjustable post and base of the seating assembly; a seat pan fixedly attached to the seat pan support; a helical lift rotatably attached to the seat pan support; an elbow member fixedly attached to the helical lift which extends from the helical lift and then is angled upwardly at an angle for supporting the back/chest support and the arm rest; arm rests pivotally supported upon a platform that is attached to the elbow member; and a back/chest support attached to the elbow member.