Class 5/655.7 - Spring containing (e.g., coil type)

Subclass of Class 5 - Beds
Definition: Support for body or part including at least one potential
No. of patents: 28
Last issue date: 10/06/2009

Number	Title	Issue Date
7596821	Portable lift seat cushion associated with a handbag A portable lift cushion to provide aid in lifting a user may include a handle to allow the user to carry the portable lift cushion, a first housing section to house a portion of the portable lift cushion, a second housing section to house personal items of the user,...	10/06/2009
7574760	Cushioning system with parallel sheets having opposing indentions for linear deflection under load A cushion comprises a first surface made of flexible high polymer resin; a second surface made of flexible high polymer resin, in at least partially coextensive relation to the first surface to define a cavity therebetween, the coextensive relation defining opposing...	08/18/2009
7353553	Inner spring seat system A seat assembly and method of fabricating the seat assembly including a cushion (20) of a resilient foam having a lower face (22), and a frame (24) having a plurality of flexible bands (30) extending in a bowed path between opposite sides...	04/08/2008
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
7210181	Spring construction An improved spring construction for mattresses, box springs, furniture and other applications is provided. The application of such springs in mattresses, box springs, furniture and other applications is also provided. In one aspect of the invention, the spring const...	05/01/2007
7168117	Multi-stranded coil spring A spring assembly including a helical coil formed from a multi-strand cord. ...	01/30/2007
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
7082635	Unitized thermoplastic foam structures Three-dimensional unitized thermoplastic foam structures are made by thermoplastic welding of different foam components. The unitized foam structures may include a planar base to which other foam components are welded to project from the base and provide a flexible ...	08/01/2006
7063309	Mattress spring structure The invention concerns a mattress spring structure that includes multiple spring assemblies. Each spring assembly comprises an array of open-ended spring coils. The spring assemblies are arranged in superimposed relationship with the individual spring coils of the r...	06/20/2006
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
7044454	Mattress inner spring assembly The invention concerns inner spring assemblies for mattresses, typically bed mattresses. The invention proposes an inner spring assembly having open-ended coil springs arranged in first rows and second rows transverse to the first rows and a connecting arrangement w...	05/16/2006
7017854	Roll packed compressible materials A roll (54) of compressed materials (14) is provided which has a sleeve (50) formed around a rotatable mandrel (12). The sleeve (50) about which the materials (14) are rolled prevents the roll (54) from radially colla...	03/28/2006
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
6908869	Outdoor structure with stretchable blended woven fabric A woven fabric structure for outdoor furniture use is provided. The woven fabric structure is a blended fabric containing a coated multifilament yarn and an elastomeric yarn that is resistant to water, ultraviolet, heat degradation or other significant outdoor expos...	06/21/2005
6832401	Spring support system An improved spring support system is disclosed for use in seating or bedding. The invention includes an outer frame having opposed top edges. A plurality of vertically resilient members having top ends and lower ends are fixedly disposed within the outer frame in a ...	12/21/2004
6658682	Bedding or seating product with spring core topper A bedding or seating product comprising a base and a topper located above the base, the base and topper being surrounded in an upholstered covering. In one embodiment, the topper comprises a plurality of parallel continuous bands of springs, each of said ...	12/09/2003
6339857	Spring arrangement for mattresses A spring arrangement in which the springs are coil springs and are disposed in adjacent rows with the coil springs in each row being spaced apart along the length or across the width of the arrangement, and wherein interconnecting or lacing wires intercon...	01/22/2002
6324711	Low density spring assembly and method of making low density spring assemblies A method of making low density spring interior assemblies having rectangular arrays of spring positions, some of which are occupied by individual coil springs and some of which are empty, is provided. Preferably, the array is formed of rows of alternating...	12/04/2001
6298510	Roll packed bedding products A roll of roll-packed bedding products is created by permanently securing spaced spring units between first and second webs of insulator material. The bedding products are compressed and wound into a roll for shipping. During shipment and handling, the sp...	10/09/2001
6128798	Cavitated pad and innerspring assembly combination having springs with free terminal convolutions A cavitated pad and innerspring assembly combination, for use in mattresses, furniture, or other cushioned flexible support structures, wherein coils of the innerspring assembly have terminal convolutions which extend beyond the coil body and are not conn...	10/10/2000
6098224	Pillow top mattress assemblies A mattress assembly includes a mattress core formed as a unitary assembly from one or more resiliently compressible materials and defining a generally planar deck surface. A pillow top layer assembly extends coextensively with the deck surface and include...	08/08/2000
5724686	Cushion or mattress border support A border support for a mattress or the like being comprised of a coil spring unit that has at least one row of coil springs, a first and second pair of spaced apart parallel foam strips positioned along at least a portion of an outer side of an outermost ...	03/10/1998
5652986	Inner spring mattress having nestable conical springs An inner spring core comprises a nestably stackable first spring unit and a second generally planar stackable grid unit. The nestably stackable first spring unit comprises a first generally planar platform and a plurality of generally conical spring eleme...	08/05/1997
5327596	Combination spring/foam cushioning An improved spring/foam cushion is formed of an assembly of an integral foam body sandwiched between two foam caps, and imbedded with individual spring units....	07/12/1994
5283918	Vehicle seat cushion A seat cushion is disclosed, in particular for an aircraft seat, with a supporting body of a foamed plastic with a spring core embedded therein, and a flameproofing layer of flame-retardant plastics foam, to which a covering material is secured, preferabl...	02/08/1994
5233711	Cushion body and method of forming same A cushion body including a continuous coil-spring assembly which comprises coil portions and linear connection portions, and a method for forming such cushion body. The continuous coil-spring assembly is pressingly inserted into a jig, and both jig and co...	08/10/1993
4958394	Seat cushion for vehicle and method of making the same A seat cushion for a vehicle is made by integrally molding a block of foamed polyurethane and coiled metal spring members. The spring members are disposed in a seat base portion or side portions of the seat cushion where a suitable hardness or repulsive e...	09/25/1990
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

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Class 5/655.7 - Spring containing (e.g., coil type)