Patent ID: 6394547
Filing Date: 2002-05-28
Classification: A47C

Abstract:
A chair for providing primary support to a user's spine in a region between the 2nd lumbar vertebrae and the 11th thoracic vertebrae, the chair comprising:a support structure, a seat operably connected to the support structure, and a backrest that is positionable to provide primary support to the user's spine in a region between the 2nd lumbar vertebrae and the 11th thoracic vertebrae, a vector of a force applied by said backrest includes both a vertical component and a horizontal component, wherein said support structure comprises a base including a mechanism for controlling and adjusting a height of said seat, wherein said base includes a footrest, and wherein said footrest comprises a body having a first end, a second end, and a triangular cross section, said footrest further including an off center axis extending between said first end and said second end.