Jason J Rose

US Patent:

6945602, Sep 20, 2005

Filed:

Dec 18, 2003

Appl. No.:

10/739642

Inventors:

Tim Fookes - Grandville MI, US
Jason M. Rose - Kentwood MI, US

Assignee:

Haworth, Inc. - Holland MI

International Classification:

A47C001/032

US Classification:

2973004, 2973002, 297321

Abstract:

A chair back is supported on a rigid upright coupled to a horizontal tilt shaft disposed under the front of the chair seat and supported on a control housing fixed to a pedestal. A tension mechanism urges the upright into an upright position. The chair seat is movably supported on the upright by an arrangement which permits the seat to pivot about a transverse horizontal axis positioned adjacent the upper surface of the seat. A control link is pivoted at one end to the control housing, and the other end has lost-motion pivotal connections to the seat frame and the upright. The lost-motion pivotal connection to the seat frame including a spring cooperating between the upright and the seat frame to allow the seat to move relative to the upright.