Orthopedic appliance

Claim 2

A child-fitting orthopedic construction of a size easily carried by a guardian of a child using said construction, said construction having size adjustment features accommodating child growth and comprising a seating assembly formed by a seat bottom which is horizontally adjustable to vary front to back depth of said seating assembly and a seat back which is vertically adjustable to vary height of said seating assembly, said seat bottom and said seat back being adjustably secured relative to one another by seat adjustment means comprising a plurality of locking positions with adjacent locking positions being separated from one another by intervening material which blocks slippage between the adjacent locking positions, said construction further comprising a base having a horizontal bottom base portion and a tilt mechanism between said horizontal bottom base portion and said seating assembly, said base comprising both an independent support in one mode of use of said construction and an attachment piece to an auxiliary support in another mode of use of said construction.

Claim 3

A children's orthopedic seating construction specifically sized to be manually carried by a guardian of child using said construction, said construction having size adjustment features which accommodate child growth and comprising a seating assembly formed by a horizontally adjustable seat bottom, a vertically adjustable seat back and opposing vertical side plates to which said seat bottom and said seat back are secured by releasable interlock means, said releasable interlock means comprising a series of spaced apart openings on each of said seat bottom, seat back and side plates and connectors which fit in an interlocking position through aligned ones of said openings in said seat bottom and said side plates and through aligned ones of said openings in said seat back and said side plates and said interlock means only being size adjustable when said connectors are removed from said openings, said construction further having a horizontal base portion and a tilt mechanism between said seating assembly and said horizontal base portion, said horizontal base portion comprising both an independent support in one mode of use of said construction and an interfere with a seat of an auxiliary support larger than said construction in another mode of use of said construction.

Claim 4

A children's orthopedic seating construction specifically sized to be manually carried by a guardian of child using said construction, said construction having size adjustment features which accommodate child growth and comprising a seating assembly formed by a horizontally adjustable seat bottom, a vertically adjustable seat back and opposing vertical side plates to which said seat bottom and said seat back are secured by releasable interlock means, said releasable interlock means comprising a series of spaced apart openings on each of said seat bottom, seat back and side plates and connectors which fit in an interlocking position through aligned ones of said openings in said seat bottom and said side plates and through aligned ones of said openings in said seat back and said side plates and said interlock means only being size adjustable when said connectors are removed from said openings, said construction further having a horizontal base portion and a tilt mechanism between said seating assembly and said horizontal base portion, said horizontal base portion comprising both an independent support in one mode of use of said construction and an interfere with a seat of an auxiliary support larger than said construction in another mode of use of said construction.

Claim 5

A child-fitting orthopedic construction as claimed in claim 1 including a tray having an outer and an inner end, said inner end of said tray being mounted to said construction by pivotal connections on opposite sides of said tray and said outer end of said tray being connected to said construction by length adjustable rods pivotally connected at opposite ends to said tray and said seating assembly to provide adjustable tilt positions of said tray on said construction.