| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 005720000 |
Compartmentalized
| 27 |
| 005717000 |
With substantial edge, border, or side features
| 18 |
| 005718000 |
Substantially filled with foam
| 12 |
| 005719000 |
Noncoil spring element | 4 |
| 20080209644 | Mattress with a Membrane Spring Array - Various embodiments of this invention disclose a mattress with an internal spring array, and the springs of the internal spring array are mounted back to back on a membrane. The mattress also has two cover layers and a frame layer that enclose the internal spring array. The springs of the spring array have support plates connected to a base section via a spring arm. | 09-04-2008 |
| 20110179580 | Interconnectable Grid Section for a Mattress Core - The invention is a grid section for a mattress core, wherein springs are mounted back to back on the grid section and wherein the grid section is attached to other grid sections in a two dimensional array to create an interconnected grid array. The grid section is cross shaped with four arms. Each arm has either a male or female tip. The male and female tips of the grid sections fit together to form the mattress grid array. | 07-28-2011 |
| 20120198632 | FOAM SPRING MATTRESS WITH REPLACEABLE FOAM SPRINGS - An aspect of the present invention relates to a method and system of receiving information of a user's support facility comfort requirements; using a software application to determine a proper support facility firmness configuration to match the user's requirement; selecting foam springs with the proper user required firmness as determined by the software application; and configuring the selected foam springs within the support facility to match the user's firmness requirements. | 08-09-2012 |
| 20130263380 | INTERLOCKING FOAM ENCASEMENT COMPONENTS TO FORM MATTRESS ENCASEMENTS, AND RELATED MATTRESS ENCASEMENTS, MATTRESS ASSEMBLIES AND METHODS - Interlocking foam encasement components to form mattress encasements, and related mattress encasements, mattress assemblies, and methods are disclosed. A mattress encasement is formed by two interlocking foam encasement components engaged with each other. Each interlocking foam encasement component includes a foam base member with two foam side-support members provided in parallel or substantially parallel arrangement on opposite sides of the foam base member. To form the mattress encasement, first side-support members of a first interlocking foam encasement component are interlocked orthogonal or substantially orthogonal to second side-support members of a second interlocking foam encasement component to form a foam side-support perimeter for the mattress encasement. The foam side-support perimeter provides an interior area to receive and encase a mattress innerspring or mattress core. In this manner, as a non-limiting example, the mattress encasement can be easily assembled and the foam encasement members folded or rolled for reduced-volume storage and/or shipment. | 10-10-2013 |
| 005721000 |
With substantial, firm, top insulator or reinforcing grid on spring core | 4 |
| 20080276376 | Adjustable-springing mattress - In an adjustable springing mattress, including a plurality of parallelepipedal bodies made of a synthetic elastic material and being mutually coupled, each synthetic elastic material body houses an inner coil spring, each spring housing body being separated from adjoining bodies through a throughgoing hole, and on each side of the mattress, the corresponding spring housing bodies are partially separated by V-shape separating slots which longitudinally and transversely extends with respect to the mattress forming body. | 11-13-2008 |
| 20080295252 | Mattress Construction with Filamentary Fasteners - At least one major surface of the core is covered with an inner layer of insulation, and at least one outer layer of material. The outer layer is secured to the inner layer by inserting flexible filament type fasteners through the hollow needle of an installation tool. If the core is made of foam, filamentary fasteners may also be used to secure the inner layer. The insulation layers are ultimately covered and secured in place by a fabric panel which conceals and secures the other components. Filamentary fasteners may also be used to secure a pillow top edge or a top panel to the mattress. | 12-04-2008 |
| 20100115704 | HIGH COMFORT MATTRESSES HAVING FIBERBALLS - In one embodiment, a mattress is constructed of a core having a first side and a second side. A padding layer is positioned at the first side of the core and has a contoured surface and a planar surface. A layer of individual fiberballs is disposed on the planar surface of the padding layer. | 05-13-2010 |
| 20100223733 | BED MATTRESS USING PERMEABLE REINFORCING MEMBER AND FOAMING MATERIAL, AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a bed mattress and a method of manufacturing the same, in which a permeable reinforcing member is provided at an upper portion and a lower portion of a spring assembly which is one of frame constituents of the bed mattress, and a foaming material is disposed on the permeable reinforcing member so as to be foamed, so that the spring assembly and the foaming material are integrally formed while the foaming material is expanded through fine holes and/or foam expansion holes of the permeable reinforcing member. | 09-09-2010 |
| Entries |
| Document | Title | Date |
|---|
| 20080201859 | Method and System of Manufacturing A Mattress and Components Thereof - A system for manufacturing a mattress comprises multiple modules or stations used to sew together multiple components into a casing. A spring or other core is inserted into the casing before a top is secured to the casing to complete the mattress. More or more flanges may be incorporated into the casing for securing the core inside the casing. The system provides an operator flexibility to manufacture different types of mattress with minimal changes. | 08-28-2008 |
| 20090031502 | Mattress and Method of Manufacturing the Same - A mattress includes a plurality of individual foam blocks which are secured together using one or more plastic fasteners to form a five-sided foam encasement. A spring unit is fittingly disposed within an interior cavity defined by the foam encasement. One or more top layers of foam rubber are mounted on the foam encasement over the spring unit and are secured thereto using additional plastic fasteners. An outer layer of quilted cotton material is sewn over the foam encasement and top layers of foam rubber to yield the finished one-piece mattress. As can be appreciated, the outer periphery of the mattress is defined by foam material, which is substantially rigid in its construction, rather than the spring unit, which is highly susceptible to warping. In this manner, the foam material serves to preserve the shape of the outer periphery of the mattress over time. | 02-05-2009 |
| 20090100606 | Mattress - A bed mattress is provided for employing a plurality of cushion elements to be arranged in different portions of the mattress divided corresponding to the user's body parts and have appropriate elasticity for the corresponding part of the user's body, which comprises a mattress frame with an enclosing wall of elastic material for providing a mounting space therein; a plurality of cushion elements disposed in the mounting space and forming a mattress body together with the mattress frame; a side pad covering the periphery of the mattress body; and upper and lower cover pads with outer edges fastened respectively to the top and bottom edges of the side pad to enclose the upper and lower surfaces of the mattress body. | 04-23-2009 |
| 20090106908 | Asymmetrical combined cylindrical and conical springs - A mattress comprising asymmetrical coil springs with nonlinear spring rates provides comfort to users with different weights. The lower portion of the spring is cylindrical and the upper portion is conical or frustoconical. This arrangement causes the spring to undergo linear compression before undergoing nonlinear compression. The result is a mattress that is sufficiently soft for lighter users and sufficiently firm for heavier users. | 04-30-2009 |
| 20090139033 | 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. | 06-04-2009 |
| 20090144910 | One-sided mattress - A one-sided mattress construction includes a spring assembly with asymmetric spring coils. Only the bottom portion of each spring coil is attached, either to adjacent spring coils or to a bottom surface of the mattress. The top portion of each spring may have a narrowing taper that permits the top to move independent of other adjacent springs. | 06-11-2009 |
| 20090183314 | FOAM SPRINGS AND INNERSPRING COMBINATIONS FOR MATTRESSES - A dual spring support structure for mattresses or other reflexive support structures employs a foam spring in combination with an innerspring or foam core, to provide a multi-mode and multi-structural support surface with a multiple, constant, or complimentary spring rate and support characteristics. Foam springs have geometric cross-sectional configurations with mechanical spring properties which work in concert with the spring properties of foam. Foam springs are used in one embodiment about the perimeter of a wire form innerspring or about the perimeter of a foam core. The foam springs may have a spring rate that is complimentary to, greater than or less than the spring rate of the innerspring or core. Foam springs of different configurations and spring rates can be combined with different types of cores, or used alone to provide a spring or cushioning structure. | 07-23-2009 |
| 20090193591 | VARIABLE COIL DENSITY ANISOTROPIC INNERSPRINGS - Variable coil density anisotropic innersprings in which the placement and density of the coils or spring units varies between one or more regions or areas of the innerspring to provide innersprings with different average spring rates in different zones or regions of the innerspring. Various anisotropic arrangements of coils in innersprings are disclosed. | 08-06-2009 |
| 20090313764 | FOAMS FORMULATED WITH RUBBER COMPOSITION BASED SPRINGS - The present invention relates to springs made from compositions comprising rubber, foam formulated therewith and resulting bedding products such as foam mattress or toppers as well as other cushioning elements in a bedding or a seating product. | 12-24-2009 |
| 20100101027 | Innerspring Mattress System - There is disclosed a mattress comprising a first border member configured to define an upper periphery of the mattress and a second border member configured to define a lower periphery of the mattress. At least two spring assemblies are positioned within the first and second border members so as to extend between the first and second border members. Each spring assembly comprises an array of coil springs and each spring assembly is positioned such that the coil springs of one spring assembly are not directly connected with coil springs of any other spring assembly. | 04-29-2010 |
| 20100325810 | VARIABLE-SIZE BED - The present invention relates to a variable-size bed ( | 12-30-2010 |
| 20110072590 | MATTRESS CORE - A mattress core, including an inner spring section; and a crush section overlying side sections and end sections of the inner spring section, wherein the crush section is resiliently compressible so as to reduce an end to end length of the mattress core and/or a side to side width of the mattress core for transportation. | 03-31-2011 |
| 20110302721 | TUNABLE SPRING MATTRESS AND METHOD OF MAKING SAME - A mattress includes a spring extending between first and second points to provide a first spring rate in a first direction. A polymer fiber structure is provided between the first and second points and adjoins the spring. The polymer fiber structure includes fibers interlinked with one another to provide the second spring rate in the first direction. An example method of manufacturing a mattress is provided that includes arranging springs to provide a mattress innerspring. A polymer fiber structure is introduced in a first state to the innerspring to provide an assembly. The assembly is further processed and the polymer fiber structure is simultaneously altered from the first state to a second state. | 12-15-2011 |
| 20120000018 | POSTURE CHANNEL SUPPORTS - A posture channel innerspring is described having a plurality of helical form coils interconnected in an array in which the coils are generally aligned in rows and columns, each of the coils having a generally cylindrical coil body formed by helical turns of wire with openings between each of the helical turns of wire, and first and second ends to the coil body also formed by the wire, each of the coil bodies being spaced apart in the array. At least one posture channel support is inserted into the innerspring in the space between the spaced apart coils. The posture channel support may, in one embodiment, have an H-shaped configuration with having upper and lower parallel lateral members and a transverse member that extends between and bisects the upper and lower lateral members. In another embodiment, the posture channel support may be substantially T-shaped having a lower lateral member, a vertical member which is perpendicular to and bisects the lower lateral member and a lateral extension which extends outward from one side of the vertical member. The posture channel inserts may be create or define zones or regions of the innerspring which have different support characteristics from other zones or regions. The posture channel inserts may also be placed around the border of the innerspring to provide increased stability in this area of a mattress assembly. | 01-05-2012 |
| 20120144596 | Modular mattress - A modular mattress comprises a plurality of modules which can be arranged with respect to each other so as to form a mattress, and a fasteners for releasably holding the modules adjacent each other in a selected configuration. | 06-14-2012 |
| 20120186026 | REVERSE COIL HEAD COILS AND INNERSPRINGS - A reverse coil head coil and innerspring has a generally cylindrical and helical wire form coil body and opposing coil ends which terminate on opposite sides of a reference plane that passes through the coil body. The reverse coil head coils are interconnected in a matrix to form an innerspring wherein only one terminal end of each coil is located at a perimeter of the innerspring. Variations in the number and pitch of helical turns of the coil body are also disclosed. | 07-26-2012 |
| 20120186027 | MULTI-STRANDED COIL SPRING - A spring assembly including a helical coil formed from a multi-strand cord. | 07-26-2012 |
| 20120272457 | UNITARY COMPOSITE/HYBRID CUSHIONING STRUCTURE(S) AND PROFILE(S) COMPRISED OF A THERMOPLASTIC FOAM(S) AND A THERMOSET MATERIAL(S) AND RELATED METHODS - Related methods to produce unitary or monolithic composite or hybrid cushioning structure(s) and profile(s) comprised of a thermoplastic foam and a thermoset material are also disclosed. As non-limiting examples, the thermoset material may also be provided as cellular foam. The unitary composite cushioning structure may be formed from the thermoplastic material and the thermoset material. The thermoplastic material provides support characteristics to the unitary composite cushioning structure. The thermoset material provides a resilient structure with cushioning characteristics to the cushioning structure. A stratum, which may be continuously produced, is formed between at least a portion of the cellular thermoplastic foam and at least a portion of the thermoset material as the thermoset material transforms from a non-solid to a solid phase to secure the at least a portion of the thermoset material to the at least a portion of the thermoplastic material to provide a unitary composite cushioning structure. | 11-01-2012 |
| 20120284927 | TENSION RELIEF FOAM AND MATTRESS CONSTRUCTIONS - Engineered foam components for mattresses reduce tension forces in the foam and in the horizontal plane or block planar pieces, and improve the conformance and motion separation characteristics of foam support systems. The tension relief foam pad is a generally rectangular piece of foam having a top surface and a bottom surface. The length and width measurements of engineered foam pieces are substantially equal to that of a mattress with which it is to be used. Depending on the arrangement of the tension relief foam pad within the mattress construction, either the top or bottom surface contains a plurality of continuous cuts, slits or openings arranged in a checkerboard or other patterns with an opposite planar uncut surface. | 11-15-2012 |
| 20120297546 | 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. | 11-29-2012 |
| 20130192002 | Spring Core Having Border Wire With Generally Rectangular Cross-Section - A bedding or seating product comprising a spring core including upper and lower border wires. Each of the border wires is generally rectangular in cross-section to reduce wire costs without compromising beam strength of the border wire. Each row of springs of the spring core may be made of a single piece of wire. The rows of springs may be arranged in side-by-side rows and columns and be connected with each other by helical lacing wires. | 08-01-2013 |
| 20130192003 | INNERSPRINGS WITH ALTERNATING COIL SPRING ORIENTATIONS - Innersprings with alternating coil spring orientations have columns of interconnected coils in which the axial orientation of the coils alternates one hundred and eighty degrees column to column. | 08-01-2013 |
| 20130269114 | Modular Mattress Assembly - A modular mattress assembly comprises a mattress unit that includes multiple mattress blocks each having a top face, a bottom face and a surrounding surface, and multiple connecting units each provided on the surrounding surface of a corresponding mattress block. The mattress blocks are arranged such that the top faces of the mattress blocks constitute a top support surface of the mattress unit. Any two adjacent mattress blocks are connected to each other through connection between the connecting units provided respectively thereon. | 10-17-2013 |
| 20140130265 | ALL-FOAM MATTRESS ASSEMBLIES WITH FOAM ENGINEERED CORES HAVING THERMOPLASTIC AND THERMOSET MATERIALS, AND RELATED ASSEMBLIES AND METHODS - All-foam mattress assemblies with foam engineered cores having thermoplastic and thermoset materials, and related assemblies and methods are disclosed. All-foam mattress assemblies use foam-based materials, such as thermoplastic and thermoset, to provide cushioning and support characteristics for a user in the sleeping area of a mattress during sleep or rest. The all-foam mattress assemblies may include foam comfort layer(s), foam transitional layer(s), and a foam engineered core. The all-foam engineered core may lessen a density of a mattress assembly by comprising thermoset member(s), and engineered geometric thermoplastic material profile(s) adjacent to the thermoset member(s). The engineered geometric thermoplastic material profile(s) may be disposed in a parallel or substantially parallel arrangement. In this manner, the all-foam engineering core may provide cushioning and support characteristics with reduced density compared to a foam mattress providing similar cushioning and support through solid thermoset layers. | 05-15-2014 |
| 20140137333 | PLUNGER MATRIX MATTRESS ASSEMBLIES - A plunger matrix mattress includes a number of independently movable foam padded plungers that form an array of independently movable points of support. This type of mattress significantly improves body contouring over conventional coil spring mattress designs. The plunger matrix mattress also allows substantial airflow through the mattress improving over conventional foam mattress designs. Different plungers may have different spring and dampening characteristics to allow different plungers and plunger zones of the mattress to exhibit different firmness levels. Individual plungers may be removed and replaced independently, for example to replace the plunger with another plunger with a different spring characteristic, and make other types of adjustments and repairs. A variety of optional design features and configurations provide for a wide range of alternative configurations with differing levels of sophistication and functionality to produce a range of models designed to meet differing customer preferences and price points. | 05-22-2014 |
| 20140137334 | MODULAR PLUNGER MATRIX MATTRESS - A modular mattress includes several plunger matrix sections that each have a respective plunger matrix support platform. The several sections are configured for side-to-side assembly to form the complete matrix for the mattress. A foldable edge frame snugly receives and houses the plunger matrix sections in side-to-side relation. The edge frame also defines a flange on an internal surface of the edge frame that supports plunger matrix sections in side-to-side relation in a position allowing the plungers to move up and down within an internal space defined by the edge frame. A top pad lays on top of the edge frame and the plunger, while a cover configured encapsulates the edge frame, the plunger matrix, and the top pad into a self-contained mattress unit. | 05-22-2014 |
| 20140137335 | FOLDING PLUNGER MATRIX MATTRESS - A foldable mattress includes plunger matrix sections and corresponding flexible connectors connecting the plunger matrix sections in side-by-side relation. The flexible connectors are configured to allow the foldable mattress to fold to adjust in shape corresponding to changes in shape of a mechanically adjustable frame supporting the foldable mattress. The foldable mattress may include a foldable edge frame configured to snugly receive and house the plunger matrix sections in side-to-side relation. The edge frame defines a flange on an internal surface of the edge frame configured to support the plunger matrix sections in side-to-side relation in a position allowing the plungers to move up and down within an internal space defined by the edge frame. A top pad lays on top of the edge frame and the plunger matrix sections. A cover encapsulates the edge frame, the plunger matrix, and the top pad into a self-contained mattress unit. | 05-22-2014 |
| 20140250602 | HYBRID SPRING - A complex spring unit ( | 09-11-2014 |
| 20140283309 | Spring Core Having Border Wire With Generally Rectangular Cross-Section - A bedding or seating product comprising a spring core including upper and lower border wires. Each of the border wires is generally rectangular in cross-section to reduce wire costs without compromising beam strength of the border wire. Each row of springs of the spring core may be made of a single piece of wire. The rows of springs may be arranged in side-by-side rows and columns and be connected with each other by helical lacing wires. | 09-25-2014 |
| 20140289968 | MATTRESSES - Mattresses for cots and infant beds include a mattress core having first and second faces. Each face is overlayered by a comfort layer and a cover layer. The mattress core includes a relatively firm core layer and a relatively soft core layer. Suitably, the firm core layer includes an array of helical springs or a foamed polymeric or fibrous material. | 10-02-2014 |
| 20140325764 | TUNABLE SPRING MATTRESS AND METHOD OF MAKING SAME - A mattress includes a spring extending between first and second points to provide a first spring rate in a first direction. A polymer fiber structure is provided between the first and second points and adjoins the spring. The polymer fiber structure includes fibers interlinked with one another to provide the second spring rate in the first direction. An example method of manufacturing a mattress is provided that includes arranging springs to provide a mattress innerspring. A polymer fiber structure is introduced in a first state to the innerspring to provide an assembly. The assembly is further processed and the polymer fiber structure is simultaneously altered from the first state to a second state. | 11-06-2014 |
