An improved patient chair includes a seat section, a pivotally attached back support and a removably attached leg support. A manually actuated camming mechanism permits adjustment of the back support between a prone position and a seated position. The leg support is detachable from the seat section to...http://www.google.sh/patents/US5261132?utm_source=gb-gplus-sharePatent US5261132 - Patient chair construction with recliner back tilt control and footrest hinge construction
