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| Number | Title | Issue Date |
| 7386897 | Bedding or seating product made with coil springs having unknotted end turns Disclosed herein is a bedding or seating product having a spring core comprising coil springs having unknotted end turns made from high tensile strength wire. In each embodiment, the end turns of the coil springs are generally U-shaped having one leg longer than the... | 06/17/2008 |
| 7251847 | Continuous wire spring mattress or seating product and method of manufacture A mattress or seating spring core assembly and method of manufacture which comprises interconnected rows of coil springs wherein each row terminates in a cut wire end which is bent inwardly into one of the end coils and in which the spring core assembly is surrounde... | 08/07/2007 |
| 7181796 | Mattress structure with an improved lumbar zone A mattress spring structure (10) is provided with a strengthened central area (C) thereon to provide greater support for a user's body lumbar region when received thereon. The support is provided with a strengthening structure (30) having a continuous ... | 02/27/2007 |
| 6996866 | Mattress structure with an improved lumbar zone A mattress spring structure (10) is provided with a strengthened central area (C) thereon to provide greater support for a user's body lumbar region when received thereon. The support is provided with a strengthening structure (30) having a continuous ... | 02/14/2006 |
| 6338174 | Spring mattress A spring mattress including a number of interconnected coil spring elements, and a method of manufacturing the mattress. The spring mattress includes the coil spring elements that are interconnected by surface elements, such as strip pieces made from text... | 01/15/2002 |
| 6134729 | High and low profile mattress foundation frames High and low profile mattress foundation frames have perimeter and transverse members, and upper members to which spring modules are attached to support a grid over the frame, to form a flexible support surface for a mattress. In a high profile version of... | 10/24/2000 |
| 6050553 | Device for connecting springs to form a support surface therewith A device for connecting springs together to define a support surface includes four arms each which extend in an outward radial direction from a center of the connecting device, the length of each arm defined by two sides extending in spaced relation to on... | 04/18/2000 |
| 5669087 | Lacing wire zoned mattress A mattress spring core having a plurality of zones of differing firmnesses due to different characteristics of helical lacing connectors within the particular zones. The spring core has a plurality of identical coil springs arranged in side-by-side transv... | 09/23/1997 |
| 5570874 | Furniture spring assembly with elastic webbing A furniture seat spring assembly is presented which allows simplicity and economical seating for chairs, sofas or the like. The spring assembly comprises a U-shaped base having an eccentrically positioned coil spring which is covered with an elastic webbi... | 11/05/1996 |
| 5524305 | Wire grid for foldable bed with collapsible sinuous springs A foldable bed is movable between an unfolded position, in which interconnected seat, cavity, and body sections are substantially horizontally aligned and of substantially uniform depth, and a folded position, in which the body section is horizontally dis... | 06/11/1996 |
| 5518226 | Spring seating support system A spring seating support system which includes an upper support frame that includes rigid wire grids located between adjacent rows of coil springs. The rigid wire grids are flexibly connected to the top loop of the coil springs located in adjacent rows, a... | 05/21/1996 |
| 5438716 | Box spring assembly with improved spring installation capabilities A box spring assembly having a support deck, a frame and support springs. The deck includes a border wire, long wires extending longitudinally and cross wires extending transversely. Support springs are mounted between the frame and the deck to yieldably ... | 08/08/1995 |
| 5435023 | Wire grid attachment member for cushions, seats, foundations and the like A generally dish-shaped or conical-like head member with clips for securely engaging a typical wire grid used in cushions, seats, and bedding products is disclosed, as well as a similar member using cooperating lobe and trough pairs to hold a grid wire th... | 07/25/1995 |
| 5395097 | Spring wire core made of nestably stackable half units A spring wire core for use in bedding mattresses and/or upholstered furniture cushions and the like comprised of a pair of half units. Each half unit includes a surface portion and a plurality of springs projecting in one direction from the surface portio... | 03/07/1995 |
| 5375820 | Drop-in unit, grid insert therefor and method of making same A drop-in spring assembly unit and method of manufacture of furniture. The assembly unit includes a plurality of spring elements coupled together by unique individual grid inserts, a wire base that may be customized to customer specifications and a border... | 12/27/1994 |
| 5246210 | Grid and spring subassembly for box springs A spring and grid sub-assembly for use in furniture and box spring assemblies in which spring modules are attached to the wire grid through an attachment system in which the springs are in both an over-under relationship and a side-to-side interwoven rela... | 09/21/1993 |
| 5231712 | Bedding unit and springs therefor A bedding spring is formed of a single piece of sinuous wire with a plurality of bars connected together by bends. A top portion of the spring includes two inboard bars and two outboard bars which connect the spring to a wire grid. The outboard bars lie b... | 08/03/1993 |
| 5184809 | Spring assembly for seating and bedding A spring assembly has a plurality of rows of springs interconnected in chain-like fashion, each spring including upper and lower runs and an intermediate run interconnecting the upper and lower runs. The upper and lower runs each include a coil on one end... | 02/09/1993 |
| 5184802 | Wire grid for box spring bedding assembly An improved wire grid for connecting an array of coil springs in a box spring assembly includes perpendicularly-connected lengthwise-extending and widthwise-extending wires with the widthwise-extending wires arranged in sufficient number of possible group... | 02/09/1993 |
| 5080329 | Spring loaded locking system for box spring assemblies A spring loaded locking system for a box spring assembly having a generally rectangular frame, a plurality of spring modules and a grid type wire support deck disposed a predetermined distance above the frame. The locking system provides an interference f... | 01/14/1992 |
| 4921228 | Box spring unit with interlocking spring and grid assembly A box spring assembly comprises a horizontal rectangular frame, a generally horizontal mattress support deck disposed a predetermined distance above the frame, and a plurality of deck support springs arranged between the deck and the frame to yieldably su... | 05/01/1990 |
| 4905333 | Spring bedding product A spring interior comprising a plurality of longitudinally extending bands of springs disposed side by side and connected together by helical lacing wires in the top and bottom faces of the bands. Each band of springs comprises a single length of wire for... | 03/06/1990 |
| 4896386 | Bedding foundation having snap-in place formed wire springs A box spring assembly includes a base frame, a top wire grid and a plurality of formed wire springs interconnecting the top wire grid and the base frame. The formed wire springs each comprises a wire strip formed into an inverted U-shaped configuration wi... | 01/30/1990 |
| 4862532 | Bedding foundation having snap-in place sinuous wire springs A box spring assembly includes a base frame, a top wire grid and a plurality of sinous wire springs interconnecting the top wire grid and the base frame. The sinuous wire springs each comprises a sinuous wire strip formed into an inverted U-shaped configu... | 09/05/1989 |
| 4862531 | Bedding foundation having snap-in place formed wire springs A box spring assembly includes a base frame, a top wire grid and a plurality of formed wire springs interconnecting the top wire grid and the base frame. The formed wire springs each comprises a wire strip formed into an inverted U-shaped configuration wi... | 09/05/1989 |
| 4827546 | Fluid mattress A fluid containing mattress including exterior support in the form of side frames and a bottom support. Flexible, contractible bellows are distributed over the bottom support and are connected thereto. Tubing connects the bellows to adjacent bellows to pe... | 05/09/1989 |
| 4781360 | Spring assembly with helical coils of spring wire with unknotted ends A spring assembly wherein there is a rectangular border wire and there are coils disposed in spaced, parallel rows within the border wire. The coils in the rows of coils lap and are connected by helices of wire. The helices of wire connect the adjacent ro... | 11/01/1988 |
| 4699362 | Spring element A spring element for bedding and furniture which can be constructed in a simple manner but will not tend to come apart in ordinary use. The spring element includes a laterally extending pair of parallel wires and a longitudinally extending pair of paralle... | 10/13/1987 |
| 4664361 | Spring unit A plurality of main springs and a plurality of intermediate support springs are arranged on a rectangular base plate. Each main spring is made of a single steel wire and consists of two coil portions and a straight rod portion connecting these two coil po... | 05/12/1987 |
| 4654905 | Body support for bed or seat A body support such as a mattress, box spring or the like that is foldable between a use position wherein it extends in a generally horizontal plane and a storage position wherein one section overlies the other section. The body support includes a plurali... | 04/07/1987 |
| 4619445 | Spring unit A plurality of main springs and a plurality of intermediate support springs are disposed and fixed on a rectangular base plate. Each main spring has a linear connecting rod portion and two coil spring portions such that one end of each of the two coil spr... | 10/28/1986 |
| 4476595 | Mattress for use on a bed and settee A mattress for use on a bed and settee comprises a spring unit, at least one cushion, a protection layer arranged between the spring unit and the cushion, and an outer covering for covering these component members. The protection layer includes a frame lo... | 10/16/1984 |
| 4472849 | Bedspring assembly with novel border wire and method of forming the latter An inner spring assembly embodying a generally channel-shaped border wire of the type which is provided with a continuous groove with straight sides and into which the end convolutions of the helical bedsprings of the assembly project in tangential fashio... | 09/25/1984 |
| 4452438 | Box spring assembly with improved corner springs A box spring assembly which includes a generally rectangular frame, a welded wire grid disposed above and aligned with the frame, a plurality of upwardly extending limited deflection wire springs which are mounted at their lower ends on the frame and at t... | 06/05/1984 |
| 4426070 | Coil spring assembly with grid and base frame A spring assembly comprising a base frame, a grid frame, coils connected at their lower ends and upper ends to the respective frames wherein the grid frame is provided with crossing longitudinal and transverse wires so positioned as to enable spacing the ... | 01/17/1984 |
| 4348014 | Torsion bar spring auxiliary panel for bedding unit An auxiliary panel (12) for a bedding unit (10) is disclosed as including a peripheral wire (24) on the load supporting surface of the unit and a plurality of torsion bar springs (30 or 42) extending between opposite portions of the peripheral wire so as ... | 09/07/1982 |
| 4339834 | Box spring assembly with interlocked formed wire components and method of assembling same A box spring assembly which includes a generally rectangular frame, a plurality of upwardly extending wire springs mounted on the frame, and a wire grid supported on the upper ends of the springs so that the grid and springs cooperate to yieldably resist ... | 07/20/1982 |
| 4324011 | Furniture spring assembly A mattress box spring and method of assembly comprising a plurality of substantially conical coil springs rigidly fastened at the spring ends of lesser diameter to a support frame such that the spring end coils of greater diameter lie in a substantially c... | 04/13/1982 |
| 4253208 | Box spring assembly with basic wire grid A box spring assembly which includes a generally rectangular frame and a wire spring assemblage mounted on the top side of the frame; the assemblage including a large number of straight wires arranged criss-cross fashion and arcuate springs that support a... | 03/03/1981 |
| 4244089 | Method of constructing box springs or the like A mattress box spring and method of assembly comprising a plurality of substantially conical coil springs rigidly fastened at the spring ends of lesser diameter to a support frame such that the spring end coils of greater diameter lie in a substantially c... | 01/13/1981 |
