WO2010090199A1 - Matelas - Google Patents

Matelas Download PDF

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Publication number
WO2010090199A1
WO2010090199A1 PCT/JP2010/051466 JP2010051466W WO2010090199A1 WO 2010090199 A1 WO2010090199 A1 WO 2010090199A1 JP 2010051466 W JP2010051466 W JP 2010051466W WO 2010090199 A1 WO2010090199 A1 WO 2010090199A1
Authority
WO
WIPO (PCT)
Prior art keywords
net
cushion layer
mattress
core
laminated
Prior art date
Application number
PCT/JP2010/051466
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English (en)
Japanese (ja)
Inventor
有史 岩田
Original Assignee
株式会社イワタ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社イワタ filed Critical 株式会社イワタ
Publication of WO2010090199A1 publication Critical patent/WO2010090199A1/fr

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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
    • A47C27/14—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
    • A47C27/16—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays reinforced with sheet-like or rigid elements, e.g. profiled
    • 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
    • A47C27/14—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
    • A47C27/15—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays consisting of two or more layers

Definitions

  • the present invention relates to a mattress.
  • mattresses used as bedding have support to maintain a good posture to guide comfortable sleep, cushioning that gives a soft touch to the body contact surface, and heat retention to respond to changes in body temperature during sleep
  • a great number of performances such as moisture permeability, hygroscopicity and moisture releasing property that maintain moderate humidity are required.
  • Patent Document 1 describes a mattress that mainly includes a core part that becomes the core of the mattress and a net that covers the upper surface of the core part.
  • the spine of a person at the time of standing upright has a gentle S-shape, and it is known that it is an ideal sleeping posture to hold the state of the spine at the time of standing up even at the time of sleeping (the supine position). ing.
  • the supportability is excessively improved and the cushioning property is remarkably lowered, so that the body sinks excessively around the buttocks and the back where a large load is applied.
  • the state of the spine when standing up could not be maintained at bedtime.
  • the sinking of the body becomes excessively small, a feeling of local pressure or pain or a strong feeling of contact with the net is felt, resulting in poor sleeping comfort.
  • the present invention was created from such a viewpoint, and an object of the present invention is to provide a mattress capable of suitably achieving both supportability and cushioning properties.
  • the present invention provides a core part, a surface layer part formed outside the core part, in which a plurality of nets and at least one cushion layer are alternately laminated, and the core part And an outer cover that surrounds the surface layer portion, and the outer diameter of the filaments constituting each of the nets is formed so as to decrease as the distance from the core portion increases. It is characterized by.
  • the present invention since a relatively hard net with a large outer diameter of the filamentous body is laminated on the core part side, supportability on the core part side is improved. As a result, it is possible to prevent rolling and vibration that occur when turning over, and to prevent excessive sinking around the buttocks and the back where a large load is applied.
  • the human body side is a relatively soft layer.
  • the cushioning on the human body side is improved, so that the state of the spine when standing upright can be maintained at bedtime, local pressure and pain are suppressed, and the feeling of contact with the net is further reduced. can do. That is, according to the present invention, it is possible to favorably achieve both supportability and cushioning properties.
  • each cushion layer is laminated, and the hardness of each cushion layer is formed so as to decrease as the distance from the core portion increases. If it does in this way, it will become a comparatively soft layer as it goes to the human body side from the core part side, and the cushioning property on the human body side will improve more.
  • a cushion layer is preferably laminated between the net and the outer cover. If it does in this way, since a cushion layer intervenes between a human body and a net, a feeling of contact of a net can be reduced more.
  • the peripheral edge of the net is overlapped in multiple directions along the peripheral edge of the core member.
  • the periphery of the mattress is easy to stick because a large load is applied when the mattress gets on and off.
  • supportability of the peripheral portion of the mattress is improved, so that settling can be prevented.
  • the mattress according to the present invention can favorably achieve both supportability and cushioning properties.
  • FIG. 1 is a partially broken perspective view showing a mattress according to the present embodiment.
  • FIG. 2 is a sectional view taken along line XX of FIG.
  • FIG. 3 is a schematic cross-sectional view showing a state in which a person lies on the mattress according to the present embodiment.
  • FIG. 4 is an exploded perspective view showing the configuration of the first net according to the modification.
  • the mattress 1 is a thick rug laid on a bed as shown in FIG. 1 and has a substantially rectangular parallelepiped shape.
  • the mattress 1 includes a core material portion 2 provided at the lowermost portion of the mattress 1, a surface layer portion 3 formed outside the core material portion 2, and an outer cover 4 surrounding (covering) the core material portion 2 and the surface layer portion 3. And mainly.
  • the core material portion 2 is a core material disposed at the lowermost portion of the mattress 1 and mainly has supportability. Moreover, what is called a bottom feeling can be reduced by providing the core part 2.
  • the core part 2 of this embodiment consists of a comparatively low hardness urethane, for example, and exhibits plate shape. In this embodiment, the core part 2 is formed with a thickness of about 150 mm, a width of about 900 mm, and a length of about 1900 mm. However, if the dimensions of the core part 2 are appropriately set according to the design of the mattress 1. Good.
  • the core part 2 was comprised from the urethane single-piece
  • the surface layer portion 3 includes a first net 5A, a second net 5B, and a third net 5C, and a first cushion layer 6A, a second cushion layer 6B, and a third cushion layer 6C. They are alternately stacked.
  • each of the first net 5A, the second net 5B, and the third net 5C is also simply referred to as a net 5.
  • each cushion layer of the first cushion layer 6A, the second cushion layer 6B, and the third cushion layer 6C is also simply referred to as a cushion layer 6.
  • Net 5 is mainly supported to support the weight of the human body.
  • the net 5 is formed by crossing a plurality of filaments 5a made of synthetic resin in a lattice shape.
  • the net 5 has an outer diameter (width dimension) and a mesh size (mesh size) of the filaments 5 a constituting each net 5 as it goes outward from the core portion 2 side. (Length per side) is reduced.
  • the synthetic resin is used as the material of the filament 5a constituting the net 5, but the present invention is not limited to this, and other materials may be used.
  • the first net 5 ⁇ / b> A is laminated on the upper surface of the core part 2.
  • the outer diameter of the filament 5a constituting the first net 5A is, for example, 3 mm, which is the largest among the first net 5A to the third net 5C.
  • the size of the mesh of the first net 5A is the largest among the first net 5A to the third net 5C.
  • the first net 5A has the highest supportability among the first net 5A to the third net 5C.
  • the second net 5B has substantially the same size as the first net 5A and is laminated on the upper surface of the first cushion layer 6A.
  • the outer diameter of the filament 5a that constitutes the second net 5B is, for example, 2 mm, and is smaller than the first net 5A. Further, the mesh size of the second net 5B is smaller than that of the first net 5A.
  • the second net 5B has lower support than the first net 5A.
  • the third net 5C has substantially the same size as the second net 5B, and is laminated on the upper surface of the second cushion layer 6B.
  • the outer diameter of the filament 5a constituting the third net 5C is, for example, 1 mm, which is the smallest of the first net 5A to the third net 5C.
  • the mesh size of the third net 5C is the smallest of the first net 5A to the third net 5C.
  • the third net 5C has the lowest supportability among the first net 5A to the third net 5C.
  • the outer diameter of the filament 5a is formed to 3 mm, 2 mm, and 1 mm from the core member 2 side, it may be set as appropriate depending on the hardness of the core member 2.
  • the cushion layer 6 mainly has a cushioning property that gives a soft feel to the human body.
  • the cushion layer 6 is made of, for example, urethane or resin foam and has a thin plate shape.
  • the thickness dimension of the cushion layer 6 is not particularly limited, but is, for example, 1 mm to 30 mm.
  • the first cushion layer 6A, the second cushion layer 6B, and the third cushion layer 6C each have substantially the same size.
  • the first cushion layer 6A, the second cushion layer 6B, and the third cushion layer 6C are formed so that the hardness thereof decreases from the core member 2 side toward the outside.
  • the first cushion layer 6A is laminated between the first net 5A and the second net 5B.
  • the hardness of the first cushion layer 6A is set to exceed 100 N, for example, and the hardness is the largest among the first cushion layer 6A to the third cushion layer 6C.
  • the second cushion layer 6B is laminated between the second net 5B and the third net 5C.
  • the hardness of the second cushion layer 6B is set, for example, within a range of 60 to 100 N, and the hardness is smaller than that of the first cushion layer 6A.
  • the third cushion layer 6C is laminated between the third net 5C and the outer cover 4.
  • the hardness of the third cushion layer 6C is set to be, for example, softer than 60 N, and the hardness is the smallest among the first cushion layer 6A to the third cushion layer 6C.
  • the material constituting the cushion layer 6 is not limited to urethane or resin foam, and may be appropriately selected from fiber materials such as synthetic fibers and natural fibers. Further, the cushion layer 6 may be made of a fabric or a non-woven fabric. Further, when the cushion layer 6 is made of a fiber material, for example, by appropriately adjusting the outer diameter or density of the fibers constituting each cushion layer 6, even if a hardness difference is provided between the cushion layers 6. Good. Specifically, the hardness difference may be given by reducing the outer diameter of the fiber or decreasing the density of the fiber.
  • the outer cover 4 is a member that wraps around the core part 2 and the surface layer part 3 as shown in FIGS. 1 and 2.
  • the material of the outer cover 4 is not particularly limited.
  • a cotton fabric hereinafter referred to as cotton cloth
  • cotton cloth a cotton fabric
  • a fastener 7 is formed on the side surface of the mattress 1.
  • the fastener 7 is formed at the center in the height direction across the side surface 1a, the side surface 1b, and the side surface 1c of the mattress 1. Since the side surface 1d of the mattress 1 is not provided with the fastener 7, the outer cover 4 is formed to open from the side surface 1d when the fastener 7 is fully opened.
  • a fastener 7 may be provided over the entire side surface of the mattress 1.
  • the core part 2 is formed with a predetermined dimension using urethane.
  • a plurality of filaments 5a made of synthetic resin are crossed in a lattice pattern and are fused to each other at the intersections to form the first net 5A, the second net 5B, and the third net 5C with predetermined dimensions.
  • the first cushion layer 6A, the second cushion layer 6B, and the third cushion layer 6C are formed with predetermined dimensions using fibers.
  • the first net 5A is laminated on the upper surface of the core member 2.
  • the first cushion layer 6A, the second net 5B, the second cushion layer 6B, the third net 5C, and the third cushion layer 6C are laminated in this order on the first net 5A.
  • the core part 2 and the surface layer part 3 are covered with the outer cover 4 and the fastener 7 is closed to complete the mattress 1.
  • the manufacturing process of the mattress 1 is not limited to the above-described process.
  • the core part 2, the net 5 and the cushion layer 6 may be covered with the outer cover 4 in which the contact surfaces are bonded together, or the outer cover may be simply laminated. 4 may be covered.
  • the relatively hard first net 5A and second net 5B having a large outer diameter of the thread-like body 5a are laminated on the core portion 2 side. Supportability on the material part 2 side is improved. As a result, it is possible to prevent rolling and vibration that occur when turning over, and to prevent excessive sinking around the buttocks and the back where a large load is applied.
  • the human body side becomes a relatively soft layer.
  • cushioning on the human body side is improved, so that the state of the spine (natural curvature of the spine) at the time of standing can be maintained even at bedtime, and the local feeling of pressure and pain can be suppressed. Can reduce the contact feeling of the net 5.
  • the cushion layer 6 improves the support on the core part 2 side and further improves the cushioning on the human body side.
  • the third cushion layer 6 ⁇ / b> C receives the load and has a relatively low hardness (low supportability), so the lower side (core part 2 side). It is crushed and deformed downward.
  • the third net 5C receives a load from the upper side via the third cushion layer 6C, and deforms downward due to its relatively low supportability.
  • the second cushion layer 6B receives a load from the upper side and is crushed and slightly deformed toward the lower side. That is, the second cushion layer 6B has higher hardness (higher supportability) than the third cushion layer 6C, and part of the load of the user S is absorbed by the third cushion layer 6C and the third net 5C. Therefore, the amount of deformation is smaller than that of the third cushion layer 6C.
  • the second net 5B receives a load from the upper side and is slightly deformed toward the lower side. That is, the second net 5B has higher support than the third net 5C, and a part of the load of the user S is further absorbed by the second cushion layer 6B. Decrease.
  • the first cushion layer 6A receives a load from the upper side, the first cushion layer 6A has higher hardness (higher supportability) than the second cushion layer 6B, and a part of the load of the user S is further absorbed by the second net 5B. Therefore, it is hardly crushed and the amount of deformation is smaller than that of the second cushion layer 6B.
  • the first net 5A receives a load from the upper side, the first net 5A has higher supportability than the second net 5B, and a part of the load of the user S is further absorbed by the first cushion layer 6A. Does not deform.
  • the mattress 1 of the present embodiment gradually increases in supportability from the upper side to the lower side, and the load of the user S applied from the upper side of the mattress 1 is gradually absorbed.
  • the user S can be firmly supported while giving a soft feel to the S. That is, according to the mattress 1 of the present embodiment, it is possible to favorably achieve both supportability and cushioning properties.
  • the nets of the filaments 5a of the first net 5A, the second net 5B, and the third net 5C are made smaller as the distance from the core member 2 increases. Since the intersection of the 5 meshes is shifted, the load applied to the mattress 1 can be dispersed.
  • the third cushion layer 6C is laminated between the third net 5C and the outer cover 4, whereby the third cushion 5C is interposed between the human body and the third net 5C. Since the cushion layer 6C is interposed, the contact feeling of the third net 5C can be further reduced.
  • the mattress 1 of the present embodiment becomes a relatively hard layer by simply laminating the core member 2 with the first net 5A having the large outer diameter of the filament 5a.
  • the supportability on the core material part 2 side is improved, so that a material having a relatively low hardness can be used for the core material part 2, and thus the material cost can be reduced.
  • the structure of the mattress 1 according to this embodiment may be applied to a cushion, a cushion sheet for chairs, a pillow, and the like.
  • a plurality of through holes penetrating in the vertical direction may be formed in the core member 2 and the cushion layer 6.
  • moisture permeability (breathability) is increased, and moisture and moisture such as sweat generated from the human body are easily transmitted through the core member 2 and the cushion layer 6, so that moisture and moisture are accumulated inside the mattress 1. This can be prevented.
  • the support and cushioning properties of the mattress 1 can be improved by adjusting the outer diameter of the filament 5a constituting the net 5, increasing or decreasing the number of nets 5 to be laminated, or appropriately combining these means. It is possible to easily and widely adjust. Therefore, the mattress 1 suitable for the user S can be easily manufactured and can be adapted (adapted) to the user S having a wide range of body shapes. In addition, it is possible to easily prevent the mattress 1 from locally hitting the periphery of the buttocks and the back where a large load is applied, for example.
  • the mattress 1 of the present embodiment is required to have at least two nets 5 and at least one cushion layer 6 laminated between the nets 5.
  • the number of laminated cushion layers 6 and the laminated pattern may be appropriately changed.
  • two nets 5 may be laminated so as to sandwich the two cushion layers 6.
  • the net 5 and the cushion layer 6 are laminated from the core material part 2 side to the upper side, but the net 5 and the cushion layer 6 are laminated so as to cover the outer periphery of the core material part 2 in layers. May be.
  • network 5 and each cushion layer 6 is formed in the magnitude
  • the cushioning property and the supportability can be finely adjusted locally according to the body shape and preference of the user S. For example, if the third net 5C is arranged only around the hip, the support around the hip can be improved more than other parts, and the sinking and settling around the hip can be prevented well.
  • a hardness difference may be provided between the cushion layers 6 by appropriately adjusting the thickness dimensions of the cushion layers 6. Specifically, a hardness difference may be provided between the cushion layers 6 by decreasing the thickness dimension of the cushion layers 6 as going outward from the core part 2.
  • the first net 5A may have a multi-layered structure.
  • the first net 5 ⁇ / b> A according to the modified example includes a reinforcing portion 51 that is stacked along the peripheral edge portion of the core material portion 2, and a main body portion 52 that is formed in a shape and size (cross-sectional area) corresponding to the core material portion 2. It consists of and.
  • the reinforcing portion 51 has first widths 51a and 51a having a predetermined width and stacked along both ends in the short direction of the core member 2, and both ends in the longitudinal direction of the core member 2 having a predetermined width. It has the 2nd reinforcement parts 51b and 51b laminated
  • the 1st reinforcement part 51a and the 2nd reinforcement part 51b are laminated
  • the main body 52 is laminated so as to cover the first reinforcing portion 51a and the second reinforcing portion 51b from above.
  • the peripheral portion of the first net 5A according to the modified example is multiply overlapped along the peripheral portion of the core member 2, and the four corners of the peripheral portion of the first net 5A are tripled and the portions other than the four corners. Are stacked in a double layer.
  • the number of laminated reinforcing portions 51 may be any number, and may be provided on the second net 5B and the third net 5C. Further, the reinforcing portion 51 may be provided on each net 5 at the same time. Furthermore, in this modification, the reinforcing part 51 is divided into four first reinforcing parts 51a and 51b, but may be formed integrally and continuously.
  • the peripheral portion of the mattress 1 is a portion that is subject to heavy load when getting on and off, and thus supporting the peripheral portion of the mattress 1 by stacking the reinforcing portions 51 along the peripheral portion of the core member 2 as described above. Since the property is improved, it is possible to prevent the peripheral portion of the mattress 1 from being damaged.

Abstract

L'invention porte sur un matelas dans lequel à la fois des propriétés de support et des propriétés d'amortissement sont obtenues de manière appropriée. Un matelas (1) est équipé de : une partie de matériau central (2); une partie de couche de surface (3) qui est formée sur l'extérieur du matériau central (2) et est composée de multiples filets (5) et d'au moins une couche d'une couche de coussin (6) qui sont empilés de façon alternée; et un revêtement externe (4) qui entoure la partie de matériau central (2) et la partie de couche de surface (3); et est caractérisé en ce que le diamètre externe des brins (5a) qui forment chaque filet (5) est formé pour devenir inférieur à mesure que la distance à partir de la partie de matériau central (2) augmente.
PCT/JP2010/051466 2009-02-06 2010-02-03 Matelas WO2010090199A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009025476A JP2010178935A (ja) 2009-02-06 2009-02-06 マットレス
JP2009-025476 2009-02-06

Publications (1)

Publication Number Publication Date
WO2010090199A1 true WO2010090199A1 (fr) 2010-08-12

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Application Number Title Priority Date Filing Date
PCT/JP2010/051466 WO2010090199A1 (fr) 2009-02-06 2010-02-03 Matelas

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WO (1) WO2010090199A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220395105A1 (en) * 2021-06-09 2022-12-15 Dreamwell, Ltd. Hybrid side rail assemblies and mattresses including the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11357422B2 (en) * 2018-05-23 2022-06-14 Alexandra G. Hammerberg Gradated composite material for impact protection

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63123166U (fr) * 1987-02-05 1988-08-10
JPH0466964U (fr) * 1990-10-22 1992-06-15
JPH08205968A (ja) * 1995-01-31 1996-08-13 Beam Kogyo Kk エレクトレット性を有するマット
JPH0921034A (ja) * 1995-07-03 1997-01-21 Hiroyuki Yoshino 寝 具
JP3133064U (ja) * 2007-04-17 2007-06-28 株式会社イワタ 敷き布団

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63123166U (fr) * 1987-02-05 1988-08-10
JPH0466964U (fr) * 1990-10-22 1992-06-15
JPH08205968A (ja) * 1995-01-31 1996-08-13 Beam Kogyo Kk エレクトレット性を有するマット
JPH0921034A (ja) * 1995-07-03 1997-01-21 Hiroyuki Yoshino 寝 具
JP3133064U (ja) * 2007-04-17 2007-06-28 株式会社イワタ 敷き布団

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220395105A1 (en) * 2021-06-09 2022-12-15 Dreamwell, Ltd. Hybrid side rail assemblies and mattresses including the same
US11806978B2 (en) * 2021-06-09 2023-11-07 Dreamwell, Ltd. Hybrid side rail assemblies and mattresses including the same

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