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| Number | Title | Issue Date |
| 7270320 | Antivibration element An antivibration element (1) is especially for a portable handheld work apparatus such as a motor-driven chain saw or a brushcutter. The antivibration element includes a coil spring (2) and at least one guide. An end section (7, 8) of the coil s... | 09/18/2007 |
| 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 |
| 6986182 | Pocketed bedding or seating product having inflatable members A bedding or seating product comprises a pocketed spring assembly having a plurality of parallel strings of springs joined to each other. Each of said strings of springs comprises a row of interconnected pockets, each of the pockets containing at least one spring en... | 01/17/2006 |
| 6641904 | Profiled bar and use and method for its production The invention is a profiled bar, in particular sprung bars, in which a reinforcement of both synthetic fibers and natural fibers is embedded in a plastic matrix. The proportion of synthetic fibers can be reduced by using natural fibers derived from regrow... | 11/04/2003 |
| 6588035 | Mattress support system A mattress support system for a bed, comprising a base section, a wire support section, and an upper section. The upper section has one or more substantially rigid edge frame members incorporated therein for increased mattress edge support. The edge frame... | 07/08/2003 |
| 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 |
| 5540418 | Foldbale 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... | 07/30/1996 |
| 5499414 | Innerspring construction including improved edge characteristics An improved innerspring construction such as a mattress or box spring unit which includes improved edge support characteristics. A torsion edge support unit is disclosed which may be placed about the periphery of an innerspring construction with a minimum... | 03/19/1996 |
| 5346188 | Hinged wire form members A foundation assembly is disclosed in which a wire grid is supported above a support frame by a plurality of wire form members extending parallel to one another and arranged in pairs. The wire form members have leg portions extending therefrom and are rot... | 09/13/1994 |
| 5346190 | Box spring assembly support spring A box spring assembly which having a frame, a plurality of upwardly extending wire springs mounted on the frame and a wire deck supported by the springs so that the deck and springs cooperate to yieldably resists downwardly directed bedding loads. Each of... | 09/13/1994 |
| 5222264 | Mattress construction A conventional mattress construction which includes a series of interconnected BONNEL type coil springs together with top and bottom covering layers of fabric and padding is modified by the insertion into some of the coils of a circular cylindrical core m... | 06/29/1993 |
| 5178371 | Motor-vehicle seat with a spring core resting on a subframe A motor-vehicle seat is disclosed with a spring core resting on a subframe and surrounded by a topframe, each topframe portion pointed in the longitudinal direction of the vehicle being supported relative to the subframe via a stay preventing floating mov... | 01/12/1993 |
| 5149064 | Foundation unit edge support system An edge support system for a mattress foundation. The edge support system includes a pair of torsion elements, each including a central torsion segment, with the torsion segments being secured to one another, and with the torsion elements being formed as ... | 09/22/1992 |
| 4886250 | Spring structure for cushion seating An adjustable coil seat is provided which utilizes the combination of a plurality of parallel rows of sinuous springs which are connected at opposite ends of the frame, at least one row of tapered conical coil springs in transverse relation to the sinuous... | 12/12/1989 |
| 4811932 | Coil spring mattress core A mattress core particularly useful in a sofa bed has a plurality of rows of coil springs extending longitudinally of the coil in the head to foot direction thereof. A plurality of coiled spring wires extend transversely of the rows while interconnecting ... | 03/14/1989 |
| 4790038 | Bedding spring assembly A bedding or seating spring product comprising a spring assembly having multiple rows of coil springs wherein each row of coil springs is made from a single continuous length of wire and wherein each row contains a plurality of coils interconnected by int... | 12/13/1988 |
| 4760616 | Bedding foundation having sinuous wire springs A box spring assembly includes a base frame, a top wire grid and a plurality of sinuous wire springs interconnecting the top wire grid and the base frame. The sinuous wire springs each comprise a sinuous wire strip formed into an inverted U-shaped configu... | 08/02/1988 |
| 4548390 | Spring unit A spring unit comprises a rectangular base plate, a rectangular frame, first main springs, second main springs, third main springs and fourth main springs arranged on the base plate, and intermediate support springs also placed on the base plate. Each of ... | 10/22/1985 |
| 4488712 | Longitudinally laced continuous coil spring assembly A spring assembly for mattresses, innersprings, and the like. The assembly comprises longitudinal rows of coils, each row comprising a continuous length of wire formed into a plurality of coils interconnected by Z-shaped wire segments alternately disposed... | 12/18/1984 |
| 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 |
| 4369534 | Center reinforced mattress A mattress spring assembly is disclosed having increased firmness in a preselected center area of the mattress. This increased firmness is achieved through use of a grid structure attached to the opposite sides of the mattress. This grid structure compris... | 01/25/1983 |
| 4295639 | Coil spring assembly and forming method A coil spring assembly, and a method of forming that assembly, in which the assembly's edgemost coil springs are connected to a border wire by a single continuous spiral lacing wire. The method involves the steps of guiding a rotation spiral lacing wire c... | 10/20/1981 |
| 4245363 | Flotation mattress Disclosed is a flotation mattress comprising (a) a planar, flexible bag (10) adapted to hold water during use of the mattress, (b) a hollow, annular compartment (12) surrounding the bag (10) in the plane of the bag, the compartment (12) being collapsible ... | 01/20/1981 |
| 4245362 | Flotation mattress Disclosed is a flotation mattress comprising (a) a planar, flexible bag (10) adapted to hold water during use of the mattress, (b) a hollow, annular compartment (12) surrounding the bag (10) in the plane of the bag, the compartment (12) being collapsible ... | 01/20/1981 |
