Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously
Reexamination Certificate
2006-03-24
2010-11-23
Dunn, David (Department: 3636)
Chairs and seats
Back movement resiliently opposed in operating position
Back and seat adjust simultaneously
C297S300600, C297S303100
Reexamination Certificate
active
07837265
ABSTRACT:
An adjustable reclining chair including a seat configured to support a user, a chair back, a base and a control mechanism mounted on the base. The control mechanism coupling the chair back to the seat with the chair back located generally adjacent to the user's back when the user is seated upon the seat. The control mechanism including a resistance adjustment mechanism for varying the control mechanism's resistance to a reclining force applied by the user to the chair back in order to move the chair back rearward from an upright position. The resistance adjustment mechanism activated by the weight of the user when seated in the chair, such that easy adjustment of the resistance is facilitated with the chair in an upright position. The resistance adjustment mechanism including a resilient member placed under a load during reclining of the chair to provide resistance to the reclining force.
REFERENCES:
patent: 186462 (1877-01-01), Clay
patent: 909751 (1909-01-01), Butcher et al.
patent: 1290532 (1919-01-01), Fischer
patent: 2312030 (1943-02-01), Cramer et al.
patent: 2796920 (1957-06-01), Cowles
patent: 3453024 (1969-07-01), Williams
patent: 4014507 (1977-03-01), Swenson
patent: 4168050 (1979-09-01), Nerem et al.
patent: 4429917 (1984-02-01), Diffrient
patent: 4653806 (1987-03-01), Willi
patent: 5649740 (1997-07-01), Hodgdon
patent: 5756488 (1998-05-01), Beda et al.
patent: 5772282 (1998-06-01), Stumpf et al.
patent: 5797652 (1998-08-01), Darbyshire
patent: 6035901 (2000-03-01), Stumpf et al.
patent: 6176548 (2001-01-01), Thole et al.
patent: 6523898 (2003-02-01), Ball et al.
patent: 6572190 (2003-06-01), Koepke et al.
patent: 6588842 (2003-07-01), Stumpf et al.
patent: 6609755 (2003-08-01), Koepke et al.
patent: 6616231 (2003-09-01), Koepke et al.
patent: 6669292 (2003-12-01), Koepke et al.
patent: 6688692 (2004-02-01), Phillips et al.
patent: 6709058 (2004-03-01), Diffrient
patent: 6722741 (2004-04-01), Stumpf et al.
patent: 6729691 (2004-05-01), Koepke et al.
patent: 6935689 (2005-08-01), Horiki et al.
patent: 6959965 (2005-11-01), Diffrient
patent: 6966604 (2005-11-01), Stumpf et al.
patent: 6981743 (2006-01-01), Edwards et al.
patent: 6991291 (2006-01-01), Knoblock et al.
patent: 6994400 (2006-02-01), Koepke et al.
patent: 7273253 (2007-09-01), Deimen et al.
patent: 7281764 (2007-10-01), Thole
patent: 2002/0043843 (2002-04-01), Pennington et al.
patent: 2004/0017102 (2004-01-01), Igarashi et al.
patent: 3640336 (1987-08-01), None
patent: 29507658 (1996-02-01), None
patent: 4437394 (1996-04-01), None
patent: 29711329 (1997-08-01), None
patent: 0574375 (1993-12-01), None
patent: 0688522 (1995-12-01), None
patent: 0970639 (2000-01-01), None
patent: 2004/049658 (2004-02-01), None
patent: 2004/049691 (2004-02-01), None
patent: WO 2004/008915 (2004-01-01), None
patent: 2007112236 (2007-10-01), None
International search report for international application No. PCT/US2007/064413 mailed Aug. 8, 2007.
Product information, TEKNION, “Contessa Task,” http://www.teknion.com/products/seating—contessa/default.asp?country=pacific, 2 pp. © 2003-2004.
Printout from website, Okamura Corporation, “Contessa-Ergonomic concept” http://www.okamura.co.jp/english/product/office/concept/index.html, 2 pp. © 2000-2004.
Koch John R.
Koepke Marcus C.
Machael Jay R.
Abraham Tania
Dunn David
Faegre & Benson LLP
HNI Corporation
LandOfFree
Reclining chair with enhanced adjustability does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Reclining chair with enhanced adjustability, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Reclining chair with enhanced adjustability will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4159400