| Patents for A47C 23 - Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases (4,038) |
|---|
| 06/30/1993 | EP0549526A1 Slat made of solid wood |
| 06/16/1993 | EP0545956A1 Box-spring core. |
| 06/07/1993 | CA2057161A1 Mattress system |
| 05/26/1993 | EP0543799A1 Upper mattress for mattress-system |
| 05/26/1993 | CN2134111Y Torque balance device for cushion |
| 05/18/1993 | US5210890 Mattress foundation with springs and foam elements |
| 05/18/1993 | US5210889 Mattress support |
| 05/05/1993 | EP0539644A1 Slatted bed-base |
| 05/05/1993 | CN2131382Y 弹簧床垫 Spring mattress |
| 04/14/1993 | CN2129549Y Dual mattress made of rattan sheet and coir ropes for winter and summer |
| 03/30/1993 | US5197155 Foundation unit with snap-fit modular springs |
| 03/16/1993 | CA1314637C Fitted sheets with tapered width |
| 03/09/1993 | CA2000667C Seat with spring supporting frame |
| 03/04/1993 | WO1993003652A1 A pressure balanced torsion system for a backrest and the like |
| 03/04/1993 | DE4128946A1 Roll-up slatted wooden floor - has bores and slits in slats and rubber feet to hold tension cables |
| 03/04/1993 | DE4128253A1 Slatted base to support mattress of bed - has side fold strip fixed by hooked pile fastener, wooden pegs joining two ends and sides, and padded strip. |
| 02/24/1993 | CN2127273Y Dual-purpose bed matress |
| 02/23/1993 | US5188344 Formed wire box spring with grid lock system |
| 02/10/1993 | CN1068878A Torsion balance spring |
| 02/09/1993 | US5184809 Spring assembly for seating and bedding |
| 02/09/1993 | US5184802 Wire grid for box spring bedding assembly |
| 02/04/1993 | DE4125179A1 Slated recliner frame with plastics sides - has cavities for ends of sprung battens and holes, with metal reinforcement sections |
| 01/20/1993 | EP0523233A1 Pneumatic member and related attachment elements for cushions, seats, foundations and the like |
| 01/12/1993 | US5178372 Nestable spring assemblies for bedding and furniture |
| 01/05/1993 | US5176367 Stackable spring assemblies with formed wire spring modules |
| 12/23/1992 | EP0519323A1 Slat support for a slatted bed base |
| 12/23/1992 | EP0519321A1 Elastic support for the slats of a slatted bed base |
| 12/17/1992 | DE4119723A1 Slatted sprung wood bed frame for mattress - has slats adjusted by height adjustable with adjusting sleeves with outer and inner thread |
| 11/24/1992 | US5165667 Box spring assembly with crosswires having integral sinuous end springs |
| 11/24/1992 | US5165125 Bedding system including spring having limiting membrane |
| 11/19/1992 | DE4137677C1 Bottom frame for bed - has longitudinal stringers covered by flexible cross-slats |
| 11/11/1992 | EP0512569A1 Slatted bed base |
| 11/05/1992 | DE4114417A1 Integral slatted frame and mattress - has solid wood oval sectioned slats, with belt at ends, and cover and fixture strip |
| 11/04/1992 | EP0511452A1 Elastic support element or belt for stuffing of furniture pieces or car seats |
| 10/20/1992 | US5155881 Adjustable bed with wire grid mattress support |
| 10/13/1992 | US5154485 Spring plate furniture |
| 10/07/1992 | CN2117791U Bed with arts and crafts bedstand and spring matress |
| 10/07/1992 | CN2117790U Spring matress with zipper |
| 10/06/1992 | US5152509 Bedding foundation having snap-in place modular wire springs |
| 09/24/1992 | DE4109612A1 Mattress support with adjustable bearing elements - has rigid guide plate with openings for individual elements |
| 09/23/1992 | EP0504746A1 Slatted bed base |
| 09/16/1992 | EP0504126A1 Supporting body for the ends of the slats of a slatted bed base |
| 09/09/1992 | EP0502000A1 Flexibly slatted bed base |
| 09/01/1992 | US5142716 Foundation unit with snap-fit modular springs |
| 09/01/1992 | US5142715 Box spring unit |
| 08/18/1992 | CA1306553C Box spring cross rail incorporating extruded thrust bearing |
| 08/07/1992 | WO1992014621A1 Pneumatic member and related attachment elements for cushions, seats, foundations and the like |
| 07/21/1992 | CA1305500C Bent wire spring module with lock |
| 07/15/1992 | EP0494839A1 A bedstead of springs made with compound materials |
| 07/15/1992 | EP0494618A1 Slatted mattress support |
| 07/07/1992 | US5127114 Lath grating for supporting mattresses |
| 07/02/1992 | DE4042304A1 Core of pocket springs |
| 06/30/1992 | US5126004 Method and apparatus for assembling innerspring construction for mattresses, cushions and the like |
| 06/19/1992 | WO1992010964A1 Stackable bedding foundation |
| 06/17/1992 | DE4040220A1 Pocket spring core for mattresses - has special weave arrangement of interengaging insert slits between first and second chains |
| 06/17/1992 | CN2107187U Bamboo spring mattress for winter and summer |
| 06/17/1992 | CN2107186U Elasticity-adjustable wooden bed frame strung with crisscross coir ropes |
| 06/10/1992 | EP0489374A1 Slat support for mattresses and the like |
| 06/07/1992 | CA2056958A1 Lath grating for supporting mattresses |
| 06/03/1992 | EP0488968A1 Element for fastening the supporting plane, formed either as a bedspring or as a plurality of staves, to a chair-bed or sofa-bed frame |
| 06/02/1992 | CA1302593C Box spring assembly |
| 05/27/1992 | DE4137631A1 Mattress joggler for sleeper who snores - uses air pump to tilt up mattress beneath sleeper and has sound sensor to initiate operation |
| 05/26/1992 | CA1301960C Box spring assembly |
| 05/20/1992 | EP0485451A1 Framework, especially for furniture and other fittings |
| 05/12/1992 | CA1300766C Box spring assembly with a grid structure formed of both basic and spring wire |
| 05/12/1992 | CA1300478C Elastomeric woven mat seat suspension |
| 05/06/1992 | EP0483264A1 Mattress or mattress supporting structure |
| 05/06/1992 | CN2103293U Elasticity bed with bamboo tube mat |
| 04/30/1992 | WO1992006623A1 Resilient frame made of synthetic material |
| 04/22/1992 | EP0481157A1 Device for supporting the slats of a slat support |
| 04/15/1992 | CN2101415U Spring mattress with frame of periphery soft pearl net type |
| 04/08/1992 | CN2100801U Spine-protected spring mattress |
| 04/01/1992 | EP0477310A1 Mattress support framework comprising an array of slats. |
| 04/01/1992 | CN2100142U Easy to mount durable spring sofa structure |
| 03/24/1992 | CA1297775C Furniture wedge seat assembly |
| 03/17/1992 | US5095565 Metal rail bed foundation |
| 03/05/1992 | WO1992003077A1 Box-spring core |
| 03/03/1992 | CA1296817C Bedding box spring |
| 02/12/1992 | CN2095592U Adjustable elastic weaving soft mattress |
| 02/08/1992 | CA2047257A1 Bedding box spring having snap-fit modular elements |
| 01/29/1992 | EP0467974A1 Auxiliary frame and grid and interaction with mattress periphery |
| 01/29/1992 | CN2094270U Two-side mattress for winter and summer |
| 01/23/1992 | DE4023289A1 Support surface automatically adjustable to match body contour - uses processor for active adjustment of individual support surface elements |
| 01/02/1992 | EP0463916A1 Under-mattress for beds |
| 12/31/1991 | US5075912 Method of taking impressions for a bed |
| 12/28/1991 | WO1992000030A1 Bed base |
| 12/24/1991 | US5074534 Seat with spring supporting frame |
| 12/10/1991 | US5070560 Pressure relief support system for a mattress |
| 10/31/1991 | WO1991015980A1 Mattress support framework comprising an array of slats |
| 10/29/1991 | US5060326 Bed with fluidically supported slats |
| 10/29/1991 | CA1291581C Bedding foundation having sinuous wire springs |
| 10/22/1991 | US5058952 Conformable seat with pivotal belt support |
| 10/22/1991 | US5058224 Undermattress laths having spring type connections |
| 10/22/1991 | US5058223 Spring mattress strip |
| 10/10/1991 | CA2040017A1 Cushion construction |
| 10/08/1991 | US5054751 Notched span for press-fit mounted springs |
| 10/07/1991 | CA2026711A1 Knockdown spring unit |
| 10/01/1991 | US5052064 Stackable bedding foundation |
| 10/01/1991 | US5052063 Fixing system with variable suspension and articulation, particularly for beds or seats |
| 09/11/1991 | EP0445325A1 Undermattress |