WO2018138920A1 - マグネシウムを主成分とする中実金属粒子を充填材として用いた枕 - Google Patents
マグネシウムを主成分とする中実金属粒子を充填材として用いた枕 Download PDFInfo
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- WO2018138920A1 WO2018138920A1 PCT/JP2017/003214 JP2017003214W WO2018138920A1 WO 2018138920 A1 WO2018138920 A1 WO 2018138920A1 JP 2017003214 W JP2017003214 W JP 2017003214W WO 2018138920 A1 WO2018138920 A1 WO 2018138920A1
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- pillow
- user
- metal particles
- solid metal
- knitted fabric
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/10—Pillows
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/007—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows comprising deodorising, fragrance releasing, therapeutic or disinfecting substances
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/10—Pillows
- A47G9/1036—Pillows with cooling or heating means
Definitions
- the present invention relates to a pillow filled with a filler that allows the user to take good sleep.
- the pillow is used to stably hold the head by filling a gap formed between the bedding and the head by deformation so that the user can take a good sleep.
- fillers for pillows conventionally, flexible fillers such as cotton, feathers and urethane foam, and granular fillers having fluidity such as buckwheat husks and synthetic resin pipes have been used.
- Patent Document 1 discloses a pillow using a metal-coated synthetic resin material as a filler
- Patent Document 2 discloses a pillow using a hollow metal sphere such as iron or copper as a filler. Is disclosed.
- the main subject of this invention is providing the pillow which a user can take a good sleep by dissipating the heat
- a pillow comprising: a pillow body having at least a surface layer filled with a granular filler containing solid metal particles containing magnesium as a main component; and a pillow cover that covers the pillow body.
- the pillow body has a layer filled with a granular filler containing solid metal particles mainly composed of magnesium as a surface layer, and a layer having cushioning properties on the back side of the surface layer is used as a back layer.
- the pillow cover has a three-dimensional knitted structure composed of two layers of an outer knitted fabric and an inner knitted fabric and a connecting yarn that connects the two layers of knitted fabric.
- the pillow of the present invention is provided by providing a layer filled with a granular filler containing solid metal particles containing magnesium as a main component (hereinafter also referred to as “Mg solid particles”) as at least the surface layer of the pillow body.
- Mg solid particles solid metal particles containing magnesium as a main component
- the granular filler can flow and deform according to the shape of the user's head to stably hold the user's head and cool the user's head with the excellent heat dissipation of Mg solid particles it can.
- the pillow cover is composed of two layers of the outer knitted fabric and the inner knitted fabric, which are excellent in air permeability and cushioning properties, and a connecting yarn that connects the two knitted fabrics.
- FIG. 2 is a cross-sectional view in the A-A ′ direction of the pillow shown in FIG. 1.
- Fig.3 (a) is a top view of an outer side knitted fabric
- FIG.3 (b) is a top view of an inner side knitted fabric
- FIG.3 (c) is a cross section.
- FIG. 5 is a cross-sectional view of the pillow shown in FIG. 4 in the B-B ′ direction.
- the present invention is a pillow that allows a user to take good sleep by the action of stably holding the user's head and the action of cooling the user's head by heat dissipation
- a pillow comprising at least a pillow body having a layer filled with a particulate filler containing Mg solid particles as a surface layer, and a pillow cover covering the pillow body, and more preferably, as the pillow cover, a ventilation It is related to a pillow using a three-dimensional knitted structure composed of a two-layer knitted fabric of an outer knitted fabric and an inner knitted fabric, and a connecting yarn that connects the two knitted fabrics. is there.
- Patent Document 1 As described above, as a filler for dissipating heat accumulated in the pillow, in Patent Document 1, a synthetic resin material coated with metal is used, and in Patent Document 2, hollow metal spheres such as iron and copper are used. Although used in these granular fillers, the heat conductivity of the synthetic resin material is low, and the hollow part of the hollow metal sphere has heat insulation, so that the heat dissipation of the pillow is sufficiently increased. I can't.
- Mg solid particles which are lightweight and have good thermal conductivity, as a filler for the pillow
- the present inventors have sufficient effect of cooling the user's head by heat dissipation without increasing the weight of the pillow.
- the present invention has been made based on the finding that it can be improved.
- the present inventors use a pillow cover having a three-dimensional knitted structure composed of a two-layer knitted fabric of an outer knitted fabric and an inner knitted fabric, and a connecting yarn connecting the two knitted fabrics. It has also been found that the cushioning and breathability of the pillow can be improved, and the action of stably holding the user's head and the action of cooling the user's head can be further improved.
- the Mg solid particles contained in the pillow filling material of the present invention are lightweight, they are easy to use, and further generate a trace amount of hydrogen gas by reacting with moisture such as the user's sweat. Further promotion of deep sleep due to a small amount of hydrogen gas can be expected.
- the direction is defined as follows.
- ⁇ Definition of vertical direction> When a user uses a pillow, in the vertical direction, the direction in contact with the user's head is the front side, and the opposite direction is the back side.
- ⁇ Definition of horizontal direction> When a user uses a pillow, in the horizontal direction, the direction of the user's body is the vertical direction, the direction of the user's feet is the lower side, and the opposite direction is the upper side.
- the direction orthogonal to the vertical direction is the left-right direction, and when the pillow is observed from the front side, the right-hand side direction of the observer is the right side, and the left-hand side direction is the left side.
- the first feature of the present invention is that Mg solid particles that are lightweight and have good thermal conductivity are used as a pillow filler.
- a pillow 1 according to the first embodiment includes a granular filler 2 containing Mg solid particles, and a pillow cover 3 covering the filler 2. Formed from.
- the “solid metal particles mainly composed of magnesium (Mg solid particles)” in the present invention means solid metal particles containing a relatively high proportion of magnesium (Mg), and the lightness of the pillow. From the viewpoint of not remarkably reducing the heat dissipation of the pillow, specifically, magnesium containing 50% by weight or more is preferable, 80% by weight or more is more preferable, and substantially 100% by weight is contained. (This “substantially” means that impurities that cannot be removed by some of the purification methods currently known and used on site are excluded from the components of the magnesium particles. Meaning "
- the metal component other than magnesium that can be contained in the “solid metal particles mainly composed of magnesium (Mg solid particles)” of the present invention 1) Metal impurities such as iron (Fe), aluminum (Al), zinc (Zn), etc. that are contained in magnesium ore and are accompanied by processes such as magnesium refining and processing 2) Light weight and pillow Examples thereof include metals that do not significantly reduce the heat dissipation property.
- metal other than magnesium contained in the solid metal particles aluminum having a specific gravity slightly higher than magnesium but slightly higher thermal conductivity (specific gravity: 2.70, thermal conductivity: 230 W / m ⁇ K) is preferably used. be able to.
- the average particle size of the solid metal particles used in the present invention should be 1.0 to 5.0 mm from the viewpoints of the light weight of the pillow, the heat dissipation of the pillow, the stability of the head, the feel of the user, and the like. Is preferably 2.0 to 4.0 mm, and most preferably 2.5 to 3.5 mm. If the average particle size is less than 1.0 mm, the heat dissipation of the pillow and the user's feel will be good, but the lightness of the pillow and the stability of the head will be poor. When the average particle diameter exceeds 5.0 mm, the pillow is light and the head is stably retained, but the heat dissipation of the pillow and the feeling of the user are deteriorated.
- the ratio of the solid metal particles in the granular filler of the present invention is preferably 100% by volume from the viewpoint of light weight of the pillow, heat dissipation of the pillow, and simplification of the manufacturing process.
- Other granular fillers of about 50% by volume can be included within a range that does not significantly impair the heat dissipation of the pillow.
- granular fillers when emphasizing the light weight of the pillow and the heat dissipation of the pillow, aluminum has a specific gravity slightly higher than magnesium but a slightly higher thermal conductivity (specific gravity: 2.70, thermal conductivity: A granular filler containing 230 W / m ⁇ K) can be preferably used. Moreover, when importance is attached to the lightness of the pillow and the cushioning property of the pillow, a foam of resin such as polyurethane, polystyrene, or rubber can be suitably used.
- the second feature of the present invention is a three-dimensional knitted fabric composed of two layers of an outer knitted fabric and an inner knitted fabric as a pillow cover, and a connecting yarn connecting the two layers of knitted fabric. It is to use what has a structure.
- FIG. 3 shows a pillow cover that can be suitably used for the pillow according to the present invention.
- This pillow cover 3 includes two layers of an outer knitted fabric 4 and an inner knitted fabric 5, and the two layers of knitted fabric. It has a three-dimensional knitted structure composed of connecting yarns 6 to be connected.
- a pillow cover that covers the granular filler containing Mg solid particles is used.
- the pillow cover two layers of the outer knitted fabric and the inner knitted fabric are connected to the two layers of knitted fabric.
- the pillow cover having such a three-dimensional knitted structure those disclosed in Japanese Patent Laid-Open Nos. 2005-152480, 2007-215789, and 2007-301006 can be preferably used.
- the inner knitted fabric needs to fulfill the function of covering and enclosing the granular filler, so the stitch interval of the inner knitted fabric is 1/2 or less of the minimum particle size of the granular filler. It is preferable to do.
- the stitch interval of the outer knitted fabric is preferably fine so that a trace of the stitch interval does not stick to the face even when the pillow user sleeps with the face in contact with the pillow.
- the first feature of the present invention is to use Mg solid particles that are lightweight and have good thermal conductivity as a filler for the pillow.
- the pillow of the present invention can be further reduced in weight and cushion.
- an aspect hereinafter, also referred to as “aspect A” in which particles having a cushioning property are contained together with Mg solid particles as a granular filler, and / or granular packing containing Mg solid particles A mode (hereinafter, also referred to as “mode B”) in which a layer having cushioning properties is provided on the back side of the surface layer filled with the material as the back side layer can be suitably employed.
- a foam of a resin such as polyurethane, polystyrene, or rubber
- cotton such as the resin foam, feathers, natural cotton, polyester cotton, and acrylic cotton can be preferably used.
- FIGS. 4 and 5 show a second embodiment of the pillow according to the present invention.
- modes A and B are used.
- the pillow main body of the second embodiment is a surface layer 10 filled with Mg solid particles and cushioning particles in order from the surface side, and a cushioning layer. It is formed by laminating a back layer 11 composed of a first back layer 11a and a second back layer 11b.
- the first back surface layer 11a is a layer that is sewn and fixed to the front surface layer 10
- the second back surface layer 11b is a removable layer. The pillow cover is removed and the second back surface layer 11b is attached and detached. By doing so, you can adjust the height of the pillow.
- the second back surface layer 11b is a laminate composed of a plurality of layers, the height of the pillow can be finely adjusted.
- the height in the vertical direction (hereinafter, simply referred to as “height”) of both side surface layers 10 a on both sides in the left-right direction of the surface layer 10 is set high.
- the user's head can be stably held at the center of the pillow, and the surface layer 10 is formed in accordance with the shape of the user from the cervical vertebrae through the occipital region to the top of the head.
- the height of the central portion in the left-right direction is set so that the height of the lower lower surface layer 10b is set higher, the height of the central surface layer 10c is set lower, and the height of the upper upper surface layer 10d is set. Is set to a medium level so that the user's head can be held without difficulty in the center of the pillow.
- the pillow of the present invention uses Mg solid particles as a granular filler so that the user can take a good sleep.
- Mg solid particles when used as the filler of the pillow, the user can sleep better than when the buckwheat husk is used.
- the reason for this has not been fully elucidated, but by using Mg solid particles as a filler for the pillow, the heat dissipation of the pillow can be sufficiently increased without increasing the weight of the pillow.
- the solid Mg particles of the present invention can be produced by dropping molten magnesium into water.
- Pillow covers having the same shape and structure were filled with the same volume of fillers 1) and 2) shown below to obtain pillows A and B, respectively.
- the pillow made of solid particles of magnesium (Mg) is filled with buckwheat. It turns out that the effect
- the pillow using Mg solid particles according to the present invention as a filler can be suitably used as a pillow used during sleep.
- Pillow 2 Granular filler 3 containing Mg solid particles 3: Pillow cover 4: Outer knitted fabric 5: Inner knitted fabric 6: Connecting yarn 10: Surface layer 10a: Both side surface layers 10b: Lower surface layer 10c: Center Surface layer 10d: Upper surface layer 11: Back surface layer 11a: First back layer 11b: Second back layer
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Abstract
Description
(1)マグネシウムを主成分とする中実金属粒子を含む粒状充填材を充填した層を少なくとも表面層として有する枕本体と、該枕本体を覆う枕カバーと、を備えることを特徴とする枕。
(2)前記中実金属粒子がマグネシウムを実質的に100重量%含有するものであることを特徴とする、(1)に記載の枕。
(3)前記中実金属粒子の平均粒径が1.0~5.0mmであることを特徴とする、(1)または(2)に記載の枕。
(4)前記粒状充填材に占める前記中実金属粒子の割合が、50体積%~100体積%であることを特徴とする、(1)~(3)のいずれかに記載の枕。
(5)前記粒状充填材が、マグネシウムを主成分とする中実金属粒子及びクッション性を有する粒子を含むことを特徴とする、(1)~(4)のいずれかに記載の枕。
(6)前記枕本体が前記マグネシウムを主成分とする中実金属粒子を含む粒状充填材を充填した層を表面層として有し、この表面層の裏面側にクッション性を有する層を裏面層として有することを特徴とする、(1)~(5)のいずれかに記載の枕。
(7)前記枕カバーが、外側編地及び内側編地の二層の編地と、該二層の編地を連結する連結糸から構成された立体編物構造を有することを特徴とする、(1)~(6)のいずれかに記載の枕。
(8)前記立体編物構造における、前記内側編地の編目間隔を、前記粒状充填材の最小粒径の1/2以下とすることを特徴とする、(7)に記載の枕。
なお、本発明では、方向を次のように定義する。
<鉛直方向の定義>
使用者が枕を使用する場合に、鉛直方向において、使用者の頭部に接する方向を表面側、これと反対の方向を裏面側とする。
<水平方向の定義>
使用者が枕を使用する場合に、水平方向において、使用者の体の方向を上下方向とし、使用者の足の方向を下側、これと反対の方向を上側とする。また、水平方向において、該上下方向と直交する方向を左右方向とし、枕を表面側から観察した場合に、観察者の右手側の方向を右側、左手側の方向を左側とする。
1)マグネシウム鉱石に含有されていたり、マグネシウムの精錬、加工などの工程で随伴してくる、鉄(Fe)、アルミニウム(Al)、亜鉛(Zn)などの金属不純物
2)枕の軽量性及び枕の放熱性を著しく低下させない金属
が挙げられる。
この理由はまだ十分に解明されていないが、枕の充填材としてMg中実粒子を用いることにより、枕の重量を増加することなく枕の放熱性を十分に高くできることと共に、マグネシウムが、使用者の汗等の水分と反応して微量の水素ガスを発生し(Mg+2H2O→H2+Mg(OH)2)、この微量の水素ガスが、使用者の睡眠を改善する作用を発揮しているものと推測できる。
同一の形状・構造の枕カバーに、同一体積の下記1)及び2)の充填材を充填し、それぞれ、枕A及び枕Bとした。
1)枕Aの充填材:マグネシウム(Mg)を実質的に100重量%含有する、平均粒径が3.0mmの中実金属粒子
2)枕Bの充填材:市販のそば殻
8名のテスターに枕A及び枕Bを貸与して、下記の条件でテスト(以下、「睡眠テスト」という。)を行った。
〇テスターは、普段の睡眠形態で、枕A及び枕Bを用いて睡眠をとる。
〇睡眠テストは、1日目は枕A、2日目は枕B、3日目は枕A、4日目は枕Bを用いて、4日間実施する。
〇睡眠の評価は、各テスターが、目覚めた直後の感触に基づき、睡眠状態が次の5つのいずれに該当するかを選択して行う。
*評価A:普段よりもよく熟睡できた
*評価B:普段よりもやや熟睡できた
*評価C:普段と変わらない
*評価D:普段よりもやや熟睡できなかった
*評価E:普段よりもかなり熟睡できなかった
睡眠テストの評価結果を、下記表1にまとめた。
2 :Mg中実粒子を含む粒状充填材
3 :枕カバー
4 :外側編地
5 :内側編地
6 :連結糸
10 :表面層
10a:両側表面層
10b:下側表面層
10c:中央表面層
10d:上側表面層
11 :裏面層
11a:第1裏面層
11b:第2裏面層
Claims (8)
- マグネシウムを主成分とする中実金属粒子を含む粒状充填材を充填した層を少なくとも表面層として有する枕本体と、該枕本体を覆う枕カバーと、を備えることを特徴とする枕。
- 前記中実金属粒子がマグネシウムを実質的に100重量%含有するものであることを特徴とする、請求項1に記載の枕。
- 前記中実金属粒子の平均粒径が1.0~5.0mmであることを特徴とする、請求項1または2に記載の枕。
- 前記粒状充填材に占める前記中実金属粒子の割合が、50体積%~100体積%であることを特徴とする、請求項1~3のいずれかに記載の枕。
- 前記粒状充填材が、マグネシウムを主成分とする中実金属粒子及びクッション性を有する粒子を含むことを特徴とする、請求項1~4のいずれかに記載の枕。
- 前記枕本体が前記マグネシウムを主成分とする中実金属粒子を含む粒状充填材を充填した層を表面層として有し、この表面層の裏面側にクッション性を有する層を裏面層として有することを特徴とする、請求項1~5のいずれかに記載の枕。
- 前記枕カバーが、外側編地及び内側編地の二層の編地と、該二層の編地を連結する連結糸から構成された立体編物構造を有することを特徴とする、請求項1~6のいずれかに記載の枕。
- 前記立体編物構造における、前記内側編地の編目間隔を、前記粒状充填材の最小粒径の1/2以下とすることを特徴とする、請求項7に記載の枕。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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CN201780065710.4A CN109906046B (zh) | 2017-01-30 | 2017-01-30 | 使用以镁为主要成分的实心金属颗粒作为填充材料的枕头 |
PCT/JP2017/003214 WO2018138920A1 (ja) | 2017-01-30 | 2017-01-30 | マグネシウムを主成分とする中実金属粒子を充填材として用いた枕 |
KR1020197013264A KR102009632B1 (ko) | 2017-01-30 | 2017-01-30 | 마그네슘을 주성분으로 하는 중실 금속 입자를 충전재로서 사용한 베개 |
US16/340,724 US10786101B2 (en) | 2017-01-30 | 2017-01-30 | Pillow using magnesium based solid metal particles as filler |
JP2017513558A JP6342067B1 (ja) | 2017-01-30 | 2017-01-30 | マグネシウムを主成分とする中実金属粒子を充填材として用いた枕 |
TW107103065A TWI688354B (zh) | 2017-01-30 | 2018-01-29 | 枕頭 |
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PCT/JP2017/003214 WO2018138920A1 (ja) | 2017-01-30 | 2017-01-30 | マグネシウムを主成分とする中実金属粒子を充填材として用いた枕 |
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US (1) | US10786101B2 (ja) |
JP (1) | JP6342067B1 (ja) |
KR (1) | KR102009632B1 (ja) |
CN (1) | CN109906046B (ja) |
TW (1) | TWI688354B (ja) |
WO (1) | WO2018138920A1 (ja) |
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WO2017076245A1 (zh) * | 2015-11-05 | 2017-05-11 | 邓秀 | 一种符合脊椎医学理论的睡枕 |
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CN109906046B (zh) | 2020-04-03 |
CN109906046A (zh) | 2019-06-18 |
JPWO2018138920A1 (ja) | 2019-02-07 |
KR20190054176A (ko) | 2019-05-21 |
KR102009632B1 (ko) | 2019-10-21 |
TWI688354B (zh) | 2020-03-21 |
US20190313816A1 (en) | 2019-10-17 |
US10786101B2 (en) | 2020-09-29 |
JP6342067B1 (ja) | 2018-06-13 |
TW201840287A (zh) | 2018-11-16 |
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