Patent ID: 7281724

Claim:
A wheeled work chair comprising: a base comprising at least three floor contacting castors; wherein each castor swivels, and can contact and roll along a floor surface; a seat support mechanism positionally supported above said base; a chair seat supported above said seat support mechanism and positioned by said seat support mechanism; an height adjustment mechanism disposed between said base and said chair seat, wherein said height adjustment mechanism is supported by said base; wherein said chair seat and said seat support mechanism are supportedly positioned by said height adjustment mechanism; wherein said height adjustment mechanism can move; wherein movement of said height adjustment mechanism can result in changing the position of said chair seat relative to said base; wherein said seat support mechanism is supported by said height adjustment mechanism, and secures said chair seat to said height adjustment mechanism; a wheel supporting mechanism secured to said wheeled work chair comprising first and second wheel support members, each wheel support member extending in opposite directions from each other; wherein each wheel support member comprises a first end; and a second end; wherein said first ends are secured to said wheeled work chair; a first wheel secured to said second end of said first wheel support member; and a second wheel secured to said second end of said second wheel support member; wherein each wheel can rotate in a substantially vertical plane; wherein said second ends of each wheel support member comprises a common axis upon which each wheel rotates substantially parallel to each other; wherein said first and second wheels cannot swivel in relationship to each other; and wherein each wheel comprises an outer diameter which can contact and roll along a floor surface; wherein said first and second wheels are positioned on said wheeled work chair convenient for a seated person to use his or her hands to move himself or herself about over a floor surface without use of his or her feet; wherein said wheeled work chair comprises an upper portion and a lower portion; wherein the position of said upper portion can be changed relative to said lower portion; wherein said lower portion comprises at least said base; wherein said upper portion comprises at least said seat support mechanism and said chair seat.