Patent ID: 6688693
Filing Date: 2004-02-10
Classification: A47C,A61G

Abstract:
A wheelchair comprising:a seat back tube; and a seat back assembly comprising: a shell; a lower shell connector mounted to a lower portion of said shell; an upper shell connector mounted to an upper portion of said shell; and a side plate separate from the shell and supporting the shell relative to the seat back tube, the side plate comprising: an upper side plate portion mounted to an upper portion of said seat back tube; and a lower side plate portion mounted to a lower portion of said seat back tube at a position substantially co-linear to the posterior superior iliac spine of a user, said lower shell connector and said lower side plate portion being pivotally engageable with one another along a pivot axis, said upper shell connector and said upper side plate portion being attachable relative to one another at discrete locations so as to permit the angular disposition of said shell to be adjusted.