Patents
Patents for A47C 3 - Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats (12,714)
08/1990
08/10/1990CA2009513A1 Filting mechanism for office chair
08/09/1990WO1990008490A1 Adjustable ergonomic seat
08/07/1990US4946224 Combination wood-metal chair
08/07/1990US4945587 Beach chair with adjustable back having an air mattress attached thereto
07/1990
07/26/1990WO1990007888A1 Adjustable chair
07/26/1990WO1990007887A1 A chair
07/25/1990EP0378540A1 Upholstered article of furniture
07/18/1990CN2059320U Universal rocking chair
07/11/1990EP0377138A1 Chair
07/11/1990CA2007612A1 An arrangement
07/10/1990US4940202 Steplessly adjustable vertical movement device
07/10/1990CA1271403A1 Adjusting device, particularly for adjustable chairs
07/04/1990CN1008597B Self-propelled working seat
07/03/1990US4938533 Upright and seating positioning device with particular application to armchairs, chairs or fixed or mobile seats
07/03/1990US4938530 Wire frame chair
06/1990
06/26/1990US4936629 Swiveling infant car seat
06/13/1990EP0372232A1 Chair, in particular a work or office chair
06/13/1990EP0179185B1 Chair, in particular an office chair
06/13/1990CN2058074U Universal battery operated wheelchair
06/12/1990US4933618 For use on a non-stationary support
06/06/1990EP0371729A2 Improvements in or relating to chairs
05/1990
05/29/1990US4929025 Spring-loaded seat assembly
05/23/1990EP0256064B1 Chair with a seat and an elastically yielding back support
05/15/1990US4925239 Folding chair and method of construction
05/09/1990EP0366889A1 Adjustable column for chairs, tables or the like
05/09/1990CN1041876A Revolving stage
05/03/1990WO1990004343A1 Back rest-carrying chair
05/03/1990DE3836398A1 Device for actuating the triggering plunger for a triggering mechanism of gas springs for the height adjustment of furniture
05/02/1990EP0366128A1 A length variable and lockable positioning device
04/1990
04/25/1990EP0365012A1 Folding chair
04/25/1990EP0364746A1 Turning plate as a seat for the disabled
04/25/1990CN2056330U Rocking foldable arm chair
04/24/1990US4919487 Chairs having cross bar seat support
04/24/1990US4919481 Multiple positionable chair construction
04/24/1990CA1268109A1 Adjustable seats and components therefor "b" version
04/19/1990WO1990003746A1 Swiveling infant car seat
04/19/1990WO1990003745A1 Knee-tilt chair control
04/19/1990DE3835437A1 Seating furniture, in particular armchair
04/19/1990DE3835170A1 Furniture set for a stool/chair group including tables
04/19/1990DE3834934A1 Swing apparatus for children
04/18/1990EP0364309A1 One-shell extruded plastic armchair stackable in a compact manner
04/18/1990EP0363833A1 Chair, especially an office chair
04/17/1990US4917439 Chair incorporating improved chairback support structure
04/17/1990US4917378 Portable indoor/outdoor lounge swing
04/17/1990US4916968 Device for mounting an operating lever for a gas spring
04/17/1990CA1267831A1 Variable back stop
04/10/1990US4915449 Chair with a pivoting seat
04/07/1990CA2000178A1 Swiveling infant car seat
04/04/1990EP0362038A1 Control device for a blockable gas spring
04/04/1990EP0361014A1 Sitting furniture
04/04/1990EP0360813A1 Furniture adjustment device
04/04/1990EP0248418B1 Functional seating furniture
04/03/1990US4913496 Stackable chair and method of manufacture
04/03/1990CA1267252A1 Seating and reclining furniture
03/1990
03/28/1990CN1040738A Body contour support structure for travelers and audiences
03/27/1990US4911501 Suspension mechanism for connecting chair backs and seats to a pedestal
03/27/1990US4911500 Spring chair frame and method of fabricating same
03/22/1990WO1990002888A1 Pneumatic spring
03/22/1990WO1990002503A1 Flexible backrest assembly for a chair
03/20/1990US4909472 Pivoting support for chairs, seats and the like
03/14/1990EP0357592A1 Adjustable oleopneumatic support, particularly for office chairs with central column.
03/08/1990WO1990001886A1 Chair or bed
03/08/1990DE3829440A1 Piece of furniture on which to sit or rest
03/08/1990DE3829282A1 Stackable chair
03/07/1990EP0357522A1 Stackable reclining furniture
03/06/1990US4906046 Stackable chair with foldable back and arm rests
03/06/1990US4906045 Chair control for a pedestal chair having a knee-tilt seat
02/1990
02/27/1990US4904022 Furniture structure with arch stiffeners exerting thrust on the joints
02/27/1990US4903930 Chair height adjustment mechanism
02/27/1990CA1266226A1 Chair, particularly office chair
02/21/1990CN2053052U Multifunctional comfortable chair for body building
02/20/1990US4902071 Lift recliner-rocker
02/15/1990DE3826862A1 Pneumatic spring with intermediate locking
02/13/1990US4899969 Lockable elevating mechanism for the continuous adjustment of furniture and guide sleeve for such an elevating mechanism
02/08/1990WO1990000871A1 Locking device for chair seats
02/08/1990DE3826253A1 Device for supporting-force adjustment of a seat carrier
02/07/1990EP0353550A1 Positioning equipment adjustable in length
02/07/1990EP0353549A1 Positioning equipment adjustable in length
02/07/1990CN2052227U Revolving chair with changeable form
02/07/1990CN2052226U Automatic easy chair
02/07/1990CN2052223U Height-adjustable table-bench
01/1990
01/31/1990CN2051832U Easy rocking chair
01/25/1990DE3824742A1 Suspension frame for a piece of furniture on which to sit or lie
01/25/1990DE3824515A1 Cantilever chair
01/24/1990EP0351721A1 Suspension frame for a seat or bed
01/24/1990CN2051504U Back thrasher chair with electric or magnetic drive
01/24/1990CN1006521B Chair
01/17/1990EP0350748A1 Actuating device for a spring mechanism in an adjustable chair
01/16/1990US4893871 Swivel rocker stop assembly
01/10/1990CN2050757U Stool for cure with correcting sit-posture by fixed-point and rotating-back
01/10/1990CN2050702U Rise-fall chair driven by screw arbor balancing load force
01/09/1990US4892356 Chair shell
01/09/1990US4892354 Chair seat tilt control
01/03/1990EP0348801A1 Pneumatic spring
01/03/1990EP0259325B1 Pendulum
01/03/1990CN2050283U Foldable chair by means of inserting
01/02/1990US4890886 Tilting mechanism, preferably for a chair seat or similar article
01/02/1990US4890881 Multi-position, foldable armchair with adjustable backrest inclination and seat height
12/1989
12/27/1989EP0348274A1 Foldable chair with adjustable inclination of the backrest and seat level
12/27/1989EP0347538A1 Chair, in particular an office chair