CN103702591A - Tension relief foam and mattress constructions - Google Patents
Tension relief foam and mattress constructions Download PDFInfo
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- CN103702591A CN103702591A CN201280034648.XA CN201280034648A CN103702591A CN 103702591 A CN103702591 A CN 103702591A CN 201280034648 A CN201280034648 A CN 201280034648A CN 103702591 A CN103702591 A CN 103702591A
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- Prior art keywords
- tension force
- alleviated
- mattress
- relief pad
- foam
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/04—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays
- A47C27/05—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays with padding material, e.g. foamed material, in top, bottom, or side layers
- A47C27/056—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays with padding material, e.g. foamed material, in top, bottom, or side layers with different layers of foamed material
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/04—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays
- A47C27/06—Spring inlays
- A47C27/063—Spring inlays wrapped or otherwise protected
- A47C27/064—Pocketed springs
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- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Abstract
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.
Description
U.S. Patent application
Silk ripples science and technology limited Company
Related application
The application requires the U.S. Provisional Patent Application No.61/485 submitting on May 12nd, 2011,364 priority, and its full content is merged in herein for your guidance.
Technical field
The support system field that the present invention relates to counter-force, comprises the support system for people, for example bedding or thing to sit on.
Summary of the invention
The present invention is attached in mattress surface or structural improvement foam for height local deformation and support, in the independent characteristic that move and reduces tension force, improvement support system compliance and self-movement of horizontal plane.In representational embodiment, tension force is alleviated normally rectangle foam element of foam pad, and it has top surface and oppositely and be parallel to the basal surface of top surface, with four sidewalls orthogonal and that extend between top surface and basal surface.The length of pad is substantially identical with the mattress that will use therewith with width measurement.According to the tension force in the Mattress structure that can discuss in more detail, alleviate the setting of foam pad below, top surface or basal surface comprise a plurality of groovings of being arranged to chequer or other patterns, and oppositely face is plane substantially.Described grooving produces a plurality of squares or rectangular block on the surface of pad and has the standalone module of independent support characteristic, and can be connected as spring with other support components.
Accompanying drawing explanation
Figure 1A be in mattress system except other froth beds tension force alleviate the perspective view of the preferred arrangements of foam top layer.
Figure 1B be in mattress system except other froth beds tension force alleviate the perspective view of the replaceable layout of foam pad.
Fig. 2 is the side view that tension force is alleviated an embodiment of foam pad and contained spring.
Fig. 3 is the side view that tension force is alleviated the alternative embodiment of foam pad and contained spring.
Fig. 4 is the drawing of the surface offsets of the tension force of diverse location alleviation foam pad except other froth beds in mattress system.
Fig. 5 is the drawing of the surface strain of the tension force of diverse location alleviation foam pad except other froth beds in mattress system.
Fig. 6 A is when tension force is alleviated foam pad and is used as the top layer of mattress system, along the perspective view of the stress distribution of described pad.
Fig. 6 B is when tension force is alleviated foam pad and is used as the bottom of mattress system, along the perspective view of the stress distribution of described pad.
Fig. 7 illustrates the side view that tension force is alleviated the alternative embodiment of foam pad and contained spring.
Fig. 8 is the top view that the tension force alleviation foam pad of the piece with non-uniform size is shown.
Fig. 9 is the side view that tension force that the piece with non-uniform size is shown is alleviated an embodiment of foam pad.
Figure 10 is the side view that tension force that the piece with non-uniform size is shown is alleviated the alternative embodiment of foam pad.
Figure 11 is the side view that tension force that the piece with non-uniform size is shown is alleviated the alternative embodiment of foam pad.
The specific embodiment
The tension force of the disclosure and related invention is alleviated foam pad, mattress and support system and is utilized surfaction foam to realize independent and local distortion, support and movement, and the tension force reducing at horizontal plane or shearing force, thereby be of value to compliance and the self-movement characteristic of system.Multi-form tension force as herein described is alleviated foam element and tension force and is alleviated foam pad (herein also referred to as " pad " or " foam pad " or " top layer ") 10 and conventionally with the forms of rectangular block flat shape, exist, and this rectangular block flat shape has top surface and reverse and be parallel to the basal surface of top surface.For example, the length of pad 10 and width measurement equate substantially with the mattress that will use therewith.Although describe with reference to concrete exemplary embodiment, should be appreciated that concept of the present disclosure can apply and implement in the foam of other physical form.As used herein, term " tension force alleviation foam " is often referred to each in the various foam arrangement that are described and structure, and the foam body that more generally refers to reduce or alleviates the stress in the honeycomb of foam body configures.Design concept and configuration are same applicable to manufacturing the foam that comprises this shape of perforate and closed-cell foam and any type of configuration.According to the tension force in the Mattress structure that can describe in more detail below, alleviate the setting of foam pad 10, top surface or basal surface comprise a plurality of continuous grooving 18 that is arranged on chequer or other patterns, and reverse side is plane substantially and conventionally there is no grooving.Grooving 18 produces a plurality of squares or rectangular block 16 on a surface of pad 10.
Typical mattress system comprises substrate or sping mattress, support unit and optional comfortable unit.Substrate is traditional indoor design and the structure with rectangular frame, a plurality of spring elements or module is installed on rectangular frame and provides resiliency supported for grid coverage, and this defines substrate surface.Spring module in substrate can be formed by wire, or is made by composite, or there is no independent spring module completely and but with the form on resiliency supported surface.Base unit is supported by bedstead conventionally, and bedstead further comprises side plate, head plate and foot's plate.Support unit or the contained spring of mattress of the present disclosure are dimensioned, to install and thereby fully support according to substrate surface.Support unit or contained spring are the traditional design that comprises a plurality of interconnected spring coils.Alternatively, support unit is high-performance foam core texture, without any inner wire or spring element.Stayed surface has the material layer of relatively few covering internal spring, for example one or more layers cover or foam or other sheet fabrics or non-woven material.The main purpose of layer is to provide smooth surface on the end turn of contained spring.Comfortable unit is dimensioned, to be arranged on support unit.It has top layer and the bottom of approximate horizontal, and the side of the substantially vertical or taper of extending between top layer and bottom, to limit the central space that comprises support and buffer unit.The extra play that comfortable unit comprises compressible, adaptable material internal layer.Comfortable unit comprises one or more foam core layer and intermediate, and the exterior layer of being made by covering material, synthetic or organic matter, for example cotton fiber or wool fiber, polyester, or composite material cover.Also can use layers of additional materials, for example woven cotton, wool or synthetic textiles or its mixture, or flaky material is as the plastic sheeting of entity or perforation, and it can serve as damp-proof layer, unsaturated zone, lining or flame-retardant layer or hot inhibition layer.The sense of touch of comfortable unit can by the insertion material with different, for example polyurethane foam, viscoelastic foam, latex foam, fiber, gel or its various combination be adjusted.Comfortable unit material is sealed by ornament, and it comprises quilt cover fabric, and for example foam or filling backing weave or the material of embroidery, side-wall material or quilt cover fabric, and tapered edges, and push up from the pillow of support unit the guesset (gusset) extending to top layer.The ornament of comfortable unit can be the combination of material.
In a preferred embodiment, the top surface of tension force relief pad 10 is roughly plane, and basal surface comprises a plurality of groovings 18 of being arranged to chequer or other patterns.Grooving between the discrete island of foam or the size in space 18 can be consistent or inconsistent with spacing, are roughly linear or non-linear, and consistent size or inconsistent.Foaming structure 16 is by molding, cutting, water jet moulding or form by any other suitable technique.As Figure 1A, Fig. 2 and Fig. 3 illustrate, when connecting inner spring 15 or spring unit are used, tension force alleviate foam pad 10 be conventionally placed on contained spring 15 directly over and the below of any other froth bed 12 of mattress or comfortable unit.Flimsy material or fibrage or insulating barrier are alleviated between foam pad 10 and contained spring 15 at tension force.As Fig. 2 and Fig. 3 illustrate, on the basal surface of pad 10 single 16 with the aligned in position of the upper end spiral of the coil 14 of mattress contained spring 15 or corresponding with this position.According to the size of piece 16, each piece can be corresponding with the coil 14 of two or more springs or contained spring 15, and each piece can be worked in combination with the coil 14 of two or more springs or contained spring 15, to the improved independent mobile of foam 10 and coil 14 is provided, thereby strengthen the sense of touch of coil 14.Each piece 16 connecting inner spring 15, the weight that response is placed directly over it can be compressed respectively.On stress state mapping graph shown in that express as the figure of Fig. 4 and Fig. 5 and Fig. 6 B, tension force is alleviated to foam pad 10 and be placed on just going up top layer and below other froth beds 12, demonstrating a plurality of local compliances, lower surface strain and lower surface composite stress state are provided of tension force alleviation foam pad 10.
Can be used for tension force of the present invention alleviates the representativeness of spring of mattress system and non-restrictive example and comprises being disclosed in and jointly award the U.S. Patent No. 4,535,978 allowing; 4,726,572; 5,558,315; 6,134,729; 6,354,577; 6,406,009; 8,178,187; 7,404,223; 7,908,693 example, and can be arranged on framework or platform and be supported on grid on framework or platform or any other spring of other mattress supporting constructions or one have counterforce device or a plurality ofly has a counterforce device.Spring can pack separately or Marshall formula coil, or described coil can not have bag or packing.As Fig. 2, Fig. 3 and Fig. 7 illustrate, each independent foam block 16 is relevant to the one or more corresponding spring 14 of spring unit 15.Make the upper axial end of each coil 14 and the direct or indirect physical contact of reverse side of foam block 16, mixing spring assembly is provided, be applied to whereby all or part of corresponding spring 14 that is transferred to of power in concrete foam block 16 regions, and the single spring 14 of coupling or a plurality of spring and foam block 16 respond the power applying together.The size of each piece 16 on pattern can be consistent, such as, routine pad 10 as shown in Figure 7, wherein the foam block 16 of each consistent size is corresponding to the single coil unit 14 of contained spring 15.And Fig. 3 illustrates and pads 10, wherein every two coil units 14 of the corresponding contained spring 15 of foam block 16 of consistent size.Alternatively, the size of the foam block 16 on pattern can be inconsistent, such as, example pad 10 as shown in Figure 2, wherein piece 16 has the first size of three coil units 14 that are equivalent to contained spring 15, and it interts between the piece 16 of the second size with two coil units 14 that are equivalent to contained spring 15.Each piece 16 can be partitioned, so that piece 16 is different in quantity or size.For example, be positioned at along the piece 16 of pad 10 minor faces and there is larger width, and the remainder of therebetween piece 16 has consistent width, less than the width of the piece 16 along pad 10 minor faces.Corresponding to the piece 16 of the consistent or non-uniform size of any amount of any pattern of coil 14, be used in tension force of the present invention and alleviate in foam pad 10 and mattress system and produce different subregions.
In alternative embodiment, the basal surface that tension force is alleviated foam pad 10 is roughly plane, and top surface comprises and is arranged to chequer or other a plurality of groovings 18 consistent or non-uniform pattern.As Figure 1B illustrates, in this configuration, tension force is alleviated foam pad 10 and is generally placed between the additional froth bed 12 of Mattress structure.For stoping tension force to alleviate that collection that causing between the piece 16 on the top surface of foam pad 10 and the basal surface of contiguous foam pad 12 push health holds together or deadlocked, tension force relief pad 10 can lamination.Grooving 18 can be any width or opening (or there is no opening, for example, with the form in crack) or from 1mm to 10mm or larger any dimension width.And, grooving 18 roughly has wall plane and parallel or a taper or other shapes, and can be formed as illustrated straight line and orthogonal straight lines, or with other that have that the tension force of similar foam element alleviates result, formation is set.
According to layer and the deformation pattern of pad 10, tension force is alleviated yardstick, piece grooving and geometric influence areal deformation, surface strain, the stress state of foam pad 10.For example, the height of if block 16 is too large, and it can cause the weakness between each piece 16, when power is applied in now, can be torn.If the space between the width of grooving 18 or each piece 16 is too wide, it can cause the local dent of mattress top surface.If space 18 is too narrow, between contiguous block 16, has too many contact and then stop independent mobile.And the height of if block 16 is too high, it can cause the crooked or distortion of each piece 16.Therefore, as general master-plan, consider the overall entity height of the thickness of foam pad 10 or foam pad 10-must be more than or equal to 1 inch; The width of piece 16 must be more than or equal to the height of piece 16 or be more than or equal to 2.5 inches; Gap length must be smallest blocks 16 width 15% or be less than 0.75 inch.
As example, tension force is alleviated foam pad 10 and is about 3 inchs, wherein the grooving between piece 16 18 be about 2 inches dark, or extend approximately 2/3 length and enter foam pad 10.Each piece 16 can have consistent size, and for example 3.75 inches of wide * 3.75 are inch long, and wherein the width in the grooving between piece 16 or space 18 is about 0.25 inch wide.Alternatively, the size of each piece 16 can be different, and the piece 16 that is consequently positioned at minor face is larger than therebetween piece 16, and the piece 16 that is wherein positioned at pad 10 minor faces is about 7.35 inches wide, and therebetween piece 16 is about 5.2 inches wide.This example tension force is alleviated foam pad 10 and is made partitioned mattress be constructed to possibility, wherein can form the piece 16 of different size, it is positioned at particular zones or the region of the different support performance of expectation, for example mattress Jian district or lumbar region, wherein relative to larger sized 16, have relative to larger density and independently moving or being out of shape relative to small freedom of motion more, to firmer support is provided, this support still has compliance and corresponding spring or the core cell support of the enhancing of structural improvement foam.The tension force with different thickness measures is alleviated foam pad 10 shown in Fig. 9, Figure 10 and Figure 11.
Those skilled in the art are noted that as roughly described, not departing under the prerequisite of the spirit or scope of the present invention, as illustrated at specific embodiment, can do many variations of the present invention and/or modification.Therefore, the present embodiment should think it is illustrative and nonrestrictive in all respects.Once read and understand the disclosure, those skilled in the art can know other features of the present invention and aspect.Record result and example this feature, aspect and expectation variation and revise obviously within the scope of the invention, wherein the unique scope by following claim of the present invention limits.
Claims (20)
1. tension force is alleviated a mattress system, and it comprises:
Contained spring unit, it has a plurality of interconnected coil of being arranged to row and column;
Tension force relief pad, its be positioned at described contained spring directly over, this tension force relief pad has generally flat top surface and the basal surface contrary with described top surface, this basal surface has a plurality of groovings of being arranged to form a plurality of squares or rectangle thereon;
Wherein said tension force relief pad at least 1 inch, the square on described basal surface or the width of rectangle are at least 2.5 inches, and the distance between each adjacent square or rectangle is less than 0.75 inch.
2. tension force according to claim 1 is alleviated mattress system, the described a plurality of squares on the described basal surface of wherein said tension force relief pad or each in rectangle be sitting in described a plurality of interconnected coils of described contained spring each directly over.
3. tension force according to claim 1 is alleviated mattress system, the described a plurality of squares on the described basal surface of wherein said tension force relief pad or each in rectangle be sitting in described contained spring at least one coil directly over.
4. tension force according to claim 1 is alleviated mattress system, and wherein described a plurality of squares or the rectangular dimension on the described basal surface of described tension force relief pad is consistent.
5. tension force according to claim 1 is alleviated mattress system, and wherein described a plurality of squares or the rectangular dimension on the described basal surface of described tension force relief pad is inconsistent.
6. tension force according to claim 1 is alleviated mattress system, wherein first group of square on the described basal surface of described tension force relief pad or rectangle have the first size corresponding to three coils of described contained spring unit, and second group of square on the described basal surface of described tension force relief pad or rectangle have the second size corresponding to two coils of described contained spring.
7. tension force according to claim 1 is alleviated mattress, and the remainder that is wherein positioned at the therebetween piece of square on the minor face of described basal surface of described tension force relief pad or squareness ratio has larger width.
8. tension force according to claim 1 is alleviated mattress, and wherein each contiguous right square or the spacing between rectangle at the described basal surface of described tension force relief pad has consistent size.
9. tension force according to claim 1 is alleviated mattress, and wherein said tension force relief pad consists of polyurethane foam.
10. tension force according to claim 1 is alleviated mattress, and wherein space fabric is alleviated between mattress and described contained spring unit at described tension force.
11. 1 kinds of tension force are alleviated mattress system, and it comprises:
Contained spring unit, it has a plurality of interconnected coils;
Tension force relief pad, it has substantially flat top layer and the bottom contrary with described top layer, and this bottom comprises a plurality of groovings that form a plurality of protruding blocks;
The thickness of wherein said a plurality of protruding blocks is at least one inch, and the height of the width of described a plurality of protruding blocks than described equates greatly or with it, and the distance between described a plurality of protruding blocks of each phase adjacency pair is about 15% of smallest blocks width.
12. tension force according to claim 11 are alleviated mattress system, the consistent size of wherein said a plurality of protruding blocks.
13. tension force according to claim 11 are alleviated mattress system, and the size of wherein said a plurality of protruding blocks is inconsistent.
14. tension force according to claim 11 are alleviated mattress system, and the size of wherein said a plurality of foam blocks is corresponding to the one or more coils of described contained spring unit.
15. tension force according to claim 11 are alleviated mattress system, and wherein said tension force relief pad consists of polyurethane foam.
16. 1 kinds of tension force are alleviated mattress system, and it comprises:
Contained spring unit, it has a plurality of interconnected coils;
Comfortable unit, it comprises two or more froth beds and is placed on the tension force relief pad between described two or more froth beds, described tension force relief pad has the top surface that comprises a plurality of groovings that form a plurality of protruding blocks;
The thickness of wherein said tension force relief pad is at least one inch, and wherein said tension force relief pad is laminated.
17. tension force according to claim 11 are alleviated mattress system, the consistent size of wherein said a plurality of protruding blocks.
18. tension force according to claim 11 are alleviated mattress system, and the size of wherein said a plurality of protruding blocks is inconsistent.
19. tension force according to claim 11 are alleviated mattress system, and wherein said tension force relief pad consists of polyurethane foam.
20. tension force according to claim 11 are alleviated mattress system, and the height of wherein said a plurality of protruding blocks is at least 2.5 inches.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161485364P | 2011-05-12 | 2011-05-12 | |
| US61/485,364 | 2011-05-12 | ||
| PCT/US2012/037766 WO2012155132A1 (en) | 2011-05-12 | 2012-05-14 | Tension relief foam and mattress constructions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103702591A true CN103702591A (en) | 2014-04-02 |
Family
ID=47139724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280034648.XA Pending CN103702591A (en) | 2011-05-12 | 2012-05-14 | Tension relief foam and mattress constructions |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20120284927A1 (en) |
| EP (1) | EP2706888A4 (en) |
| JP (1) | JP2014512936A (en) |
| CN (1) | CN103702591A (en) |
| CA (1) | CA2835841A1 (en) |
| WO (1) | WO2012155132A1 (en) |
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| US20070044245A1 (en) * | 2005-09-01 | 2007-03-01 | The Spring Air Company | Mattress with triple zone topper |
| US7845035B2 (en) * | 2007-10-09 | 2010-12-07 | Sealy Technology Llc | Pressure dispersion support systems |
| US20100325806A1 (en) * | 2007-10-09 | 2010-12-30 | Sealy Technology, Llc | Pressure dispersion support systems |
| US7886385B2 (en) * | 2009-05-19 | 2011-02-15 | Eclipse International | Mattress with quilted zoned topper |
| US20110099722A1 (en) * | 2009-09-02 | 2011-05-05 | David Michael Moret | Mattresses with reinforcement inserts and densified stitch zones |
| US7861342B1 (en) * | 2010-06-11 | 2011-01-04 | Yung-Lin Huang | Multi-combinational spring mattress |
-
2012
- 2012-05-14 CN CN201280034648.XA patent/CN103702591A/en active Pending
- 2012-05-14 WO PCT/US2012/037766 patent/WO2012155132A1/en active Application Filing
- 2012-05-14 EP EP12782124.7A patent/EP2706888A4/en not_active Withdrawn
- 2012-05-14 JP JP2014510533A patent/JP2014512936A/en active Pending
- 2012-05-14 CA CA2835841A patent/CA2835841A1/en not_active Abandoned
- 2012-05-14 US US13/470,903 patent/US20120284927A1/en not_active Abandoned
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7834455U1 (en) * | 1978-11-20 | 1979-03-01 | Dunlop Ag, 6450 Hanau | SPRING MATTRESS |
| FR2646772A1 (en) * | 1989-05-12 | 1990-11-16 | Dutscher Dominique | Improved mattress for preventing bedsores, having longitudinal edges for protection and holding |
| CN2062187U (en) * | 1990-04-10 | 1990-09-19 | 沧州市东风塑料厂 | Moveable sofa bed mat with sealed mat core |
| US20050050640A1 (en) * | 2003-09-09 | 2005-03-10 | Ahn Sung Ho | Apparatus for packing free terminal convolutions of spring assembly used in mattress |
| CN101237793A (en) * | 2005-07-28 | 2008-08-06 | 陈启龙 | Improved inner spring unit |
| CN201073140Y (en) * | 2007-08-01 | 2008-06-18 | 刘或松 | Slow pressing bed mattress |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2835841A1 (en) | 2012-11-15 |
| JP2014512936A (en) | 2014-05-29 |
| EP2706888A4 (en) | 2014-10-01 |
| EP2706888A1 (en) | 2014-03-19 |
| WO2012155132A1 (en) | 2012-11-15 |
| US20120284927A1 (en) | 2012-11-15 |
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Application publication date: 20140402 |