Patent ID: 6279864
Filing Date: 2001-08-28
Classification: A47C

Abstract:
A seat assembly, comprising:a seat mount;a pedestal post assembly which pivotally supports said seat mount and includes a first component and a second component with the second component being adjustable in height with respect to the first component;a rotation locking assembly which includes a releasable rotation lock which locks said seat mount from rotating with respect to said pedestal post assembly; anda rotation prevention device which is supported by said pedestal post assembly so as to prevent relative rotation between said first and second components while not interfering with height adjustability between said first and second components,wherein said pedestal post assembly includes a fluid spring system which includes said first and second components with at least one of said components being variable in height due to a fluid cushion formed by said fluid spring system,wherein said first component is one of a fluid spring inner member and fluid spring outer cylinder and said second component is a remaining one of said fluid spring inner member and said fluid spring outer cylinder, and said first component is the outer cylinder and said second component is a fluid spring inner member telescopically received by said outer cylinder.