Patent ID: 8517414

Claim:
A portable commode, shower, and bath wheelchair apparatus, comprising: an aggregate support frame including a support member; and a seat assembly comprising an attachment assembly, wherein: said seat assembly can be slidingly attached to said support member by said attachment assembly; said attachment assembly comprises an aggregate arcuate surface having an aggregate arcuate surface radius of curvature and an aggregate arcuate surface length; said support member comprises a support member cross-sectional radius of curvature and a support member cross-sectional circumference; said support member cross-sectional radius of curvature substantially equals said aggregate arcuate surface radius of curvature; wherein said attachment assembly comprises: a rotatable member formed to include a first aperture therethrough, wherein said rotatable member comprises a first arcuate surface, and wherein said rotatable member is rotatably disposed about a shaft passing through said first aperture; and two fixed members each formed to include a corresponding second aperture therethrough, wherein: each said fixed member comprises a corresponding second arcuate surface; said shaft passes through each said corresponding second aperture; each said fixed member is not rotatably disposed about said shaft; and said first arcuate surface contacts each said corresponding second arcuate surface to form said aggregate arcuate surface length.