Class 5/718 - Substantially filled with foam

Subclass of Class 5 - Beds
Definition: Innerspring-type core mattress wherein an ample portion
No. of patents: 30
Last issue date: 05/22/2007

Number	Title	Issue Date
7219381	Perimeter stiffening system for a foam mattress A stiffening system for the perimeter edges of a foam core mattress comprising a coil spring (or other spring-based) structure disposed along one or more perimeter edges (e.g., one or both side edges, the foot, the head, or a combinations thereof including the foot ...	05/22/2007
7165282	Hinged foam assembly for mattress manufacturing Edge rails for a mattress core are combined with an upholstery layer to provide a pre-assembled work piece that provides a perimeter about a mattress core. The edge rails, which may be foam, may be attached to the upholstery layer with hinges that permit each edge r...	01/23/2007
7120956	Combination mattress A combination mattress includes a plurality of independent barrels each having two resting faces and an outer peripheral face extending between the two resting faces. Each independent barrel has a recess extended through the two resting faces. The independent barrel...	10/17/2006
7047581	Stranded mattress spring A mattress construction with a stranded wire spring is disclosed. The stranded wire spring can be designed with the same performance characteristic as a conventional single strand coil spring, but at a lower manufacturing and material cost. ...	05/23/2006
7036173	Channel-cut cushion supports The support characteristics within a foam mattress body may be varied by inserting reinforcements into channels cut or otherwise formed within the foam. ...	05/02/2006
6966085	Sleep system A sleep system, for providing a bed, includes a frame with cross support members coupled with a first and second panel assembly. A sleep support mechanism operationally engages the first and second panel assemblies with one another and further engages a pad to provi...	11/22/2005
6948205	Mattress, provided with spring elements, such as coil springs The present invention relates to a mattress (10), for use as a bed, which mattress comprises substantially resilient material such as a foam rubber, spring devices (4) such as coil springs being provided in the mattress, in order to distribute the pres...	09/27/2005
6944899	Stranded mattress spring A mattress construction with a multi-strand coil spring is disclosed. The multi-strand coil spring can be designed with the same performance characteristic as a conventional solid wire coil spring, but at a lower manufacturing and material cost. ...	09/20/2005
6728986	Body support arrangements Conventional beds have a spring mattress and a sprung base for the comfort of the user, but on profiling beds, a sprung base cannot be used and, ordinarily, a mattress is laid on lifting and lowering mechanism, with a result that when pivoted or folded, folding or r...	05/04/2004
6574814	Bedding or seating product having filled tube topper A mattress or bedding product is covered with a topper comprising individual tubes, each of which is filled with shredded foam/fiber material. In one embodiment, the topper has a foam layer having a number of arcuate-shaped cradles in which are placed the...	06/10/2003
6484340	Ventilated mattress core The invention relates to a mattress core made from foamed material, latex, or plastic being provided with a series of hollow spaces (2) running perpendicular to its longitudinal axis. According to the invention, it is provided that coil springs (3) are po...	11/26/2002
6425153	Support cushion A cushion having a sitting surface is provided that includes a three dimensional system of rigid plastic levers used in combination with a foam cushioning material. Weight applied to the cushion is borne by the plastic levers. When sat on, the cushion con...	07/30/2002
6170808	Spring core for mattress or cushion The invention relates to a spring core for mattresses and seat cushions with leaf springs. The spring core consists of a plurality of spring elements bent up out of passages punched in a plate, with each spring element having an upper and a lower spring c...	01/09/2001
5937464	Foldable foam mattress with coil springs and firm periphery A sleeping mattress is disclosed which is particularly adapted for use in sofa beds and has a resilient foam main portion and a peripheral edge portion along the sides, with the edge portions being made of greater density, less compression resilient foam ...	08/17/1999
5832551	Method of making an innerspring assembly or mattresses, cushions and the like An elongate member of resilient material for use in the innerspring of a mattress, cushion or the like, is inserted between adjacent springs rows with its major cross-sectional axis extending perpendicular to the support surface. The cross-section of the ...	11/10/1998
5687439	Border stabilizing member and innerspring assembly using same An elongate member of resilient material for use in the innerspring of a mattress, cushion or the like, is inserted between adjacent springs rows with its major cross-sectional axis extending perpendicular to the support surface. The cross-section of the ...	11/18/1997
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
5210890	Mattress foundation with springs and foam elements A mattress foundation includes upper and lower frame sections which are resiliently interconnected and supported by a combination of springs and foam. In different embodiments, the springs comprise coil springs, torsion springs, torsion spring modules or ...	05/18/1993
5040255	Cushion or mattress structure An improved cushion or mattress assembly is disclosed including side boxing sections which are glued to top and bottom sections thereby defining a cavity. Prior to glueing the top cover to the assembly, an insulation layer is inserted into the cavity defi...	08/20/1991
4907309	Pocket-spring core mattress A pocket-spring core mattress has a plurality of interconnected encased helical springs (8), each helical spring being arranged in a closed pocket (5) made of fabric, nonwoven or the like. The closed pockets (5) are arranged connected to one another as ba...	03/13/1990
4895352	Mattress or cushion spring array An improved array of spring units. In a preferred embodiment, the spring units are composed of polyurethane which are blow molded such that a string of bellows-like springs are provided, with the axial ends of each spring being free for axial compression,...	01/23/1990
4862540	Resilient body A body from resilient foam material is furnished, such as a buffer, a seat cushion or a mattress formed from foam rubber or synthetic foam material, which has been provided with a plurality of slits (3), with which spring elements (3) are enclosed in a ti...	09/05/1989
4811439	Method of manufacturing foamed innerspring unit and product A method for producing a foamed innerspring unit using a foamable reaction mixture that will provide a flexible foam using diphenylmethane diisocyanate and at least one polyol is provided. The process comprises the steps of preparing the foamable reaction...	03/14/1989
4788731	Mattress In a mattress, a first wadding having numerous gaps therein is provided on one surface of a central core. Body heat of a user on the mattress and sweat emitted from him/her are given off into an inner space of the core through the gaps and are thereafter ...	12/06/1988
4768253	Sleeper sofa mattress A sleeper sofa mattress includes a foam body with an opening for the receipt of a spring assembly. The spring assembly is positioned in the foam body so as to rest between hinge lines that allow the mattress to be folded into the sleeper sofa. A support s...	09/06/1988
4429427	Seating cushion A seat cushion which comprises a main body portion and a pair of facing panels is formed with a plurality of spring mounting passages opening through the main body portion. The spring mounting passages include perimeter passages located about the perimete...	02/07/1984
4234981	Mattress for articulated beds A unitary inner spring or elastomer bed mattress is provided at its median plane with a wire reinforcing grid of selected rigidity. The grid spans substantially the entire area of the mattress in terms of its major surfaces. A marginal frame for the mattr...	11/25/1980
4194255	Foam spring Elastic springy element, characterized by the fact that it consists of a mainly tubular body, made of synthetic foam material or the like, whereby the wall of the body displays a number of hollows, in staggered symmetry the cross-sectional surface of whic...	03/25/1980
4154786	Method for producing a mattress having embedded springs, the implements used and the mattress obtained A foam-producing mixture is poured directly into a mold, whose base is constituted by an inner movable wall and outer stationary wall which is provided with supports passing through holes in the inner wall in order to retain mattress springs by the frustu...	05/15/1979
3981033	Mattress Disclosed is a mattress comprising a flat-constructed spring assembly, a pair of elastic material sheets which are attached to upper and lower faces of said spring assembly and whose peripheral edge portions are so extended as to form a space at a side pe...	09/21/1976

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Class 5/718 - Substantially filled with foam