Patents
Patents for A47C 3 - Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats (12,714)
08/1994
08/17/1994CN2174103Y Multi-purpose combined stool
08/16/1994US5338099 Shell structure for use with a chair having synchronously moving seat and seat back
08/16/1994US5338094 Flexible reclining chair
08/10/1994EP0572504B1 Ergonomically improved chair or armchair
08/09/1994US5335966 Frame for a cantilever chair
08/04/1994DE4302329A1 Height adjustment for vehicle seat
08/03/1994CN2172991Y Rocking chair
08/02/1994US5333968 Length-adjustable column for tables, chairs or the like
08/02/1994US5333934 Back shell with selective stiffening
08/02/1994US5333825 Furniture elevating device
07/1994
07/26/1994US5332289 Ready-to-assemble furniture with improved fastening means
07/26/1994CA2002948C Chair, in particular work or office chair
07/21/1994DE4400395A1 Rocking chair with seat, floor support and elastic link
07/20/1994CN2172042Y 自动升降椅 Automatic chairlift
07/14/1994DE4400054A1 Piece of furniture with legs
07/13/1994CN2171258Y 电动摇椅 Electric rocking chair
07/12/1994US5328237 Shock absorber for a back rest of a chair
07/12/1994US5328235 Rocking chair
07/06/1994CN2171038Y 活塞和活塞杆装置 Piston and piston rod means
07/06/1994CN2170683Y Table and stool with variable height device
06/1994
06/30/1994DE4343277A1 Rotary piece with roller bearing
06/29/1994EP0603427A1 Release mechanism
06/22/1994EP0602406A2 Guide bush particularly for an adjustable chair column and chair column equipped with such a guide bush
06/22/1994CN2169316Y Hinged frame height adjustable seat
06/22/1994CN2169315Y Two-way pneumatic rotary chair
06/15/1994CN2168485Y Health-care seat cushion
06/15/1994CN2168480Y Multifunctional sofa chair
06/09/1994DE4240834A1 Lockable lifting mechanism for continuous adjustment of furniture surfaces - has at least one cylinder, piston rod and gas spring, guide sleeve, and axial ball bearing
06/09/1994DE4240546A1 Chair composed of four panels at right angles to vertical plane - has screw connections not at edges but third way along panels, and core elements
06/08/1994EP0600477A1 Modular unit and method for producing seats
06/08/1994CN2167610Y Improved structure of rotatable chair
06/07/1994US5318346 Chair with zero front rise control
06/07/1994US5318345 Tilt back chair and control
06/07/1994US5318340 Conference center
06/07/1994CA2041510C Wire rod office furniture stacking chair
06/05/1994CA2110627A1 Modular unit and method for producing seats
06/01/1994CN2166998Y Multi-function device for adjusting chair
05/1994
05/24/1994US5314240 Shell structure for use with a chair having synchronously moving seat and seat back
05/19/1994DE4238276A1 Chair, esp. for desk, with frame and seat element - has spring-connecting element between frame part and edge of seat element.
05/18/1994CN2164731Y Pneumatic fast rising and slow falling swivel chair
05/11/1994WO1994009683A1 Chair rocker accessory
05/11/1994DE4237495A1 Locking piston-cylinder type gas damper - has O=ring located in groove of greater axial width along damper longitudinal direction
05/11/1994CN2164225Y Multi-effect medicine health care seat pad
05/11/1994CN2164224Y Inclined swing sofa
05/10/1994CA1329400C Control device for a lockable gas spring
05/05/1994DE4236996A1 Folding chair, esp. rocking chair, with backrest - has side struts linked to back legs to both of which seat is attached, and with armrests and front legs, joined by couplings and links
05/04/1994EP0595357A2 An actuating device in combination with a lockable cylinder piston unit
05/04/1994EP0594582A1 A convertible chair
05/04/1994CN2163576Y 液压升降坐椅 Hydraulic lift chair
05/04/1994CN2163575Y Stepless elevating means for tables and chairs
05/03/1994US5308146 Combination chair
05/03/1994US5308144 Chair, in particular work or office chair
04/1994
04/28/1994WO1994008491A1 Chair
04/28/1994DE4236151A1 Length-adjustable gas spring for adjusting height of chairs, tables etc. - has housing containing cylinder and pressure medium, cylinder, piston, rod and guide, with throttle opening
04/27/1994EP0594204A1 Chair height and tilt adjustment mechanisms
04/27/1994CN2162849Y Combined 4-folding chair
04/22/1994CA2119618A1 Roller mounted swing chair
04/20/1994CN2162148Y Handrail of office chair
04/20/1994CN2162145Y Dismountable and combined aerating rocking chair
04/13/1994EP0592369A1 Pivot mounting for a chair
04/13/1994EP0592009A1 Chair height and tilt adjustment mechanisms
04/13/1994EP0592008A1 Chair height and tilt adjustment mechanisms
04/13/1994EP0591901A1 A guide means for telescoping cylindrical parts and a column unit comprising such guide means
04/13/1994CN2161174Y Adjustable combined chair
04/12/1994US5301413 Modular reclining chair and method of making
04/06/1994EP0590113A1 Office chair
04/06/1994CN2160269Y Multipurpose stool
04/06/1994CN2160265Y Pleasantly cool chair
03/1994
03/30/1994EP0588811A1 Chair mechanism
03/29/1994US5297851 Chair fastening device
03/29/1994US5297849 Vertically adjustable swivel support with lock for use with seating
03/23/1994EP0470137B1 Chair
03/16/1994EP0586720A1 Wooden chair and method of manufacture
03/16/1994EP0586689A1 Active dynamic seat
03/16/1994EP0586675A1 Active dynamic seat
03/16/1994EP0586674A1 Active dynamic seat
03/16/1994EP0586673A1 Active dynamic seat
03/16/1994EP0586672A1 Active dynamic seat.
03/15/1994US5294178 Tilt device for seat furniture
03/15/1994US5294086 Adjustable oleopneumatic amortized support column, for chairs and armchairs
03/09/1994EP0586350A1 Adjustable deck-chair spring positioning means
03/09/1994CN2158210Y Multi-purpose sectional chair
03/08/1994US5292179 Safety rotary base enabling a rotation over 180 degrees of seat in an automobile vehicle or the like
03/02/1994EP0426743B1 Locking device for chair seats
03/01/1994CA1327290C Segmented formable float apparatus and method
02/1994
02/24/1994DE4227553A1 Height adjustable support esp. for chair seat - has foot, upright, guide surface, support in bottom of upright.
02/23/1994CN2156749Y Suitcase type lifting folding stool
02/23/1994CN2156745Y 万能椅 Universal chairs
02/22/1994US5288138 Reclining chair
02/22/1994US5288127 Rocking seat
02/16/1994EP0582818A1 Chair, particularly office chair
02/16/1994CN1081915A Health-care cushion containing Chinese medicines
02/15/1994CA2005701C Chair height adjustment mechanism
02/10/1994DE4226180A1 Piston-rod assembly for gas damper - has connecting rod with sleeved section located in blind hole in piston
02/08/1994US5284312 Pillar intended to form part of a furniture support equipped with a gas spring
02/01/1994US5282670 Cable actuated variable stop mechanism
02/01/1994US5282669 Ganging mechanism and stacking bar assembly for stacking chairs
01/1994
01/25/1994US5280998 Mechanical device, particularly for the movement and selective locking of a chair
01/25/1994US5280996 Gliding-style rocking chair
01/19/1994EP0579097A1 Ball joint device with damping blocks, for connecting the seat to the support column of a chair