Patent ID: 8029062

Claim:
A seating system comprising: a mounting bracket comprising a first rack; a tiltable seat assembly configured to move throughout a range of tilt angles relative to the mounting bracket, the seat assembly comprising: a seat bracket comprising a first pinion engaging the first rack to provide a translating pivot axis about which the seat bracket rotates relative to the mounting bracket; a seat cushion coupled to the seat bracket; a back support adjustably coupled to the seat cushion and configured to be maintained in a fixed relation to the seat bracket throughout the range of tilt angles; and a footrest adjustably coupled to the seat bracket and configured to be maintained in a fixed relation to the seat bracket throughout the range of tilt angles; wherein the seat is configured to maintain the body position of a user seated on the seat throughout the range of tilt angles; and a seat angle adjustment mechanism for adjusting and locking the seat assembly at a fixed tilt angle relative to the mounting bracket, the seat adjustment mechanism comprising: a locking plate coupled to the mounting bracket, the locking plate comprising a plurality of locking positions corresponding to seat assembly tilt angles within the range of tilt angles; and a spring-loaded handle assembly pivotably coupled to the locking plate, the handle assembly comprising: a latch configured to selectively engage the locking plate locking positions; a handle manually operable to move the latch into engagement with a selected locking position; and a cam rod coupled to the latch and configured to engage an underside surface of the seat bracket to pivot the seat assembly.