Seat structure with sit-to-stand feature

摘要: A stand chair is operated by a pair of screw shaft-type linear actuators which extend upwardly and forwardly from spaced-apart frame members. One embodiment has solid seat another split sweat with drop-away front portion. or more motors are provided to operate the shafts in such way as raise rear portion without changing its angular orientation space. Connector links interconnect so cause it drop downwardly out under thighs an occupant, while back raises upward, thereby assisting occupant up exit chair. Various additional features armrests, wheels reclining backrest may also be provided.