Patent ID: 7222920

Claim:
An adjustable chair adaptable to a size of a user, said chair comprising: back and seat portions, said back and seat portions each including a padded member directly engageable with the user when the user sits on said chair; a plurality of oppositely spaced rectilinear back support rails having axially opposed end portions and including a plurality of braces directly connected thereto respectively, one said end portions of said back support rails having a plurality of notches formed therein, the notches defining a plurality of flange portions equidistantly spaced from a centrally located longitudinal axis of said chair, said braces traversing a rear surface of said back portion in such a manner that opposed end portions of said braces are directly conjoined to corresponding ones of said end portions of said rails respectively; a seat support member having a substantially planar bottom surface and a plurality of sidewalls extending vertically up therefrom such that said sidewalls travel parallel to the longitudinal axis, said sidewalls having a plurality of juxtaposed and equidistantly spaced notches formed along a length of a top surface thereof respectively, the notches traveling forwardly from said back portion and terminating rearward of a front edge of said seat portion, said seat support member including a plurality of monolithically formed inner lip portions extending along a length of said sidewalls respectively, said flange portions of said back support rails being slidably engageable with said inner lip portions of said seat support member such that said back portion can be maintained at a substantially stable and vertically upright position during operating conditions; a shaft directly conjoined to said seat support member, said shaft extending orthogonally downward from said seat support member and being disposed generally medially of said seat portion for maintaining said seat portion at an elevated position during operating conditions; a plurality of legs directly conjoined to said shaft, said legs extending radially outwardly therefrom; a plurality of casters directly connected subjacent said legs; and means for independently adjusting a position of said back portion forwardly above said seat support member and along a horizontal plane.