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JP2019098110A - Disposable dust respirator - Google Patents

Disposable dust respirator Download PDF

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Publication number
JP2019098110A
JP2019098110A JP2017235888A JP2017235888A JP2019098110A JP 2019098110 A JP2019098110 A JP 2019098110A JP 2017235888 A JP2017235888 A JP 2017235888A JP 2017235888 A JP2017235888 A JP 2017235888A JP 2019098110 A JP2019098110 A JP 2019098110A
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Japan
Prior art keywords
filter
extending direction
cloth
bowl
disposable dust
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Pending
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JP2017235888A
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Japanese (ja)
Inventor
研一 小野
Kenichi Ono
研一 小野
弘之 井出
Hiroyuki Ide
弘之 井出
楓 梅川
Kaede Umekawa
楓 梅川
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Shigematsu Works Co Ltd
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Shigematsu Works Co Ltd
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Priority to JP2017235888A priority Critical patent/JP2019098110A/en
Priority to TW107112966A priority patent/TW201924742A/en
Priority to KR1020180050542A priority patent/KR102029095B1/en
Priority to CN201810745354.7A priority patent/CN109893793A/en
Publication of JP2019098110A publication Critical patent/JP2019098110A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/02—Masks
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
    • A41D13/113—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a vertical fold or weld
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes
    • A62B23/02—Filters for breathing-protection purposes for respirators
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D2300/00—Details of garments
    • A41D2300/50—Seams
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D2400/00—Functions or special features of garments
    • A41D2400/52—Disposable

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Pulmonology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

To provide a disposable dust respirator preventing a gap from being formed between bridge side faces and a face contact cloth by configuring a portion of the face contact cloth coming into contact with the nose when the dust respirator is worn, to follow an external shape of the bridge in the disposable dust respirator including a bowl-like filter, a gas-permeable bowl-like shape-retaining tool for retaining the bowl-like shape of the filter, and the face contact cloth extending from a peripheral edge of the bowl-like filter to a radially inward side.SOLUTION: The disposable dust respirator includes a bowl-like filter, a gas-permeable bowl-like shape-retaining tool for retaining the bowl-like shape of the filter, and a face contact cloth extending from a peripheral edge of the bowl-like filter to a radially inward side. The face contact cloth is formed by joining an outer peripheral edge of an elastic and impermeable annular cloth piece with the peripheral part of the bowl-like filter, the annular cloth piece preformed such that a prescribed portion in the extention direction projects to an out-of-plane direction.SELECTED DRAWING: Figure 1

Description

本発明は、使い捨て防塵マスクに関するものである。 The present invention relates to disposable dust masks.

碗状フィルターと前記フィルターの碗形状を保持する通気性の碗状の保形具と碗状フィルターの周縁部から径方向内方へ延びる接顔布とを備える使い捨て防塵マスクが特許文献１に開示されている。
特許文献１の従来の使い捨て防塵マスクにおいては、接顔布は伸縮性且つ非通気性の布から形成した環状平面体の外周縁部を碗状フィルターの周縁部に接合することにより形成されている。 Patent Document 1 discloses a disposable dust mask comprising a weir-like filter, an air-permeable weir-like shape-retaining tool for holding the weir shape of the filter, and an adhesive cloth extending radially inward from the peripheral edge of the weir-like filter. It is done.
In the conventional disposable dust mask of Patent Document 1, the facing fabric is formed by joining the outer peripheral edge of an annular flat body formed of a stretchable and non-air-permeable fabric to the peripheral edge of the wedge-shaped filter .

特開２００３−３２００４１Japanese Patent Application Publication No. 2003-320041

従来の使い捨て防塵マスクには、接顔布が本来環状平面体なので、マスクを装着した時に、接顔布の鼻梁に当接する部位が鼻梁の外形に追随できず、鼻梁側面と接顔布の間に隙間ができるという問題があった。
本発明は、上記問題に鑑みてなされたものであり、碗状フィルターと前記フィルターの碗形状を保持する通気性の碗状の保形具と碗状フィルターの周縁部から径方向内方へ延びる接顔布とを備える使い捨て防塵マスクであって、マスク装着時に接顔布の鼻梁に当接する部位が鼻梁の外形に追随でき、鼻梁側面と接顔布の間に隙間ができない使い捨て防塵マスクを提供することを目的とする。 Since the face-to-face cloth is essentially an annular flat body in the conventional disposable dust mask, the portion of the face-to-face cloth contacting the nose bridge can not follow the external shape of the nose bridge when the mask is attached. There is a problem that there is a gap in the
The present invention has been made in view of the above problems, and extends radially inward from the peripheral portion of a weir-like filter, an air-permeable weir-like shape-retaining tool for holding a weir-like filter, and a weir-like filter. A disposable dust-proof mask comprising a face-dressing cloth, wherein a part of the face-contact cloth that contacts the nose bridge of the face-dressing cloth can follow the external shape of the nose bridge, and a gap can not be formed between the side of the nose bridge and the face-dressing cloth. The purpose is to

上記課題を解決するために、本発明においては、碗状フィルターと前記フィルターの碗形状を保持する通気性の碗状の保形具と碗状フィルターの周縁部から径方向内方へ延びる接顔布とを備える使い捨て防塵マスクであって、接顔布は延在方向の所定部位が面外方向へ突出するように予め形成された伸縮性且つ非通気性の環状布片の外周縁部を碗状フィルターの周縁部に接合することにより形成されていることを特徴とする使い捨て防塵マスクを提供する。
本発明に係る使い捨て防塵マスクにおいては、接顔布は延在方向の所定部位が面外方向へ突出するように予め形成された伸縮性且つ非通気性の環状布片なので、前記所定部を碗状フィルターの鼻梁当接部に対峙させて環状布片の外周縁部を碗状フィルターの周縁部に接合すれば、マスク装着時に、接顔布の面外方向へ突出した部位がマスク装着者の鼻梁の外形に追随し、鼻梁側面と接顔布の間に隙間を生じさせない。
本発明の好ましい態様においては、径方向外方へ向けて末広がりになるように延在方向に斜交する両端辺を有する弧状の布片の両端辺同士が接合されて環状布片が形成されている。
本発明の好ましい態様においては、延在方向に直交する一方の端辺と径方向外方へ向けて末広がりになるように延在方向に斜交する他方の端辺とを有する一対の弧状の布片が、延在方向に直交する端辺同士と延在方向に斜交する端辺同士がそれぞれ接合されて環状布片が形成されている。
本発明の好ましい態様においては、延在方向中央部が径方向内方へ湾曲し延在方向両端辺が延在方向に直交する弧状の布片の両端辺同士が接合されて環状布片が形成されている。
上述の製法を用いて、延在方向の所定部位が面外方向へ突出するように予め環状布片を形成することができる。 In order to solve the above problems, in the present invention, a wedge-shaped filter, an air-permeable wedge-shaped water-retaining device for holding a wedge-like shape of the filter, and a face facing radially inward from the peripheral portion of the wedge-shaped filter A disposable dust-proof mask comprising a cloth, wherein the face-to-face cloth is an outer peripheral edge of a stretchable, non-air-permeable annular cloth piece that is formed in advance so that a predetermined portion in the extension direction protrudes in the out-of-plane direction. A disposable dustproof mask characterized in that the disposable dust mask is formed by being bonded to the peripheral edge portion of the second filter.
In the disposable dust mask according to the present invention, since the face-to-face cloth is a stretchable non-permeable annular cloth piece formed in advance so that a predetermined portion in the extending direction protrudes in the out-of-plane direction, When the outer peripheral edge of the annular cloth is joined to the rim of the ridged filter by facing the nose bridge contact portion of the filter, the part of the face cloth protruding in the out-of-plane direction is worn by the mask wearer. It follows the external shape of the bridge and does not create a gap between the side of the bridge and the facing cloth.
In a preferred embodiment of the present invention, both end sides of an arc-shaped cloth piece having end sides oblique to each other in the extending direction are joined to form an annular cloth piece so as to be diverged radially outward. There is.
In a preferred embodiment of the present invention, a pair of arc-shaped cloths having one end perpendicular to the extending direction and the other end oblique to the extending direction so as to be extended radially outward. The end pieces orthogonal to the extending direction and the end sides oblique to each other in the extending direction are joined to form an annular cloth piece.
In a preferred embodiment of the present invention, the central portion in the extending direction is curved radially inward, and both end sides of the arc-shaped cloth pieces whose both end sides in the extending direction are orthogonal to the extending direction are joined to form an annular cloth piece It is done.
By using the above-described manufacturing method, it is possible to form an annular cloth piece in advance so that a predetermined portion in the extending direction protrudes in the out-of-plane direction.

本発明の実施例に係る使い捨て防塵マスクの構成を示す図である。（ａ）はマスクを後面側から見た斜視図であり、（ｂ）は碗状フィルターに形成される前の一対のフィルター片の正面図であり、（ｃ）は接顔布用の環状布片の正面図であり、（ｄ）は保形具の斜視図である。（ｅ）、（ｆ）は接顔布用の環状布片の変形例の正面図である。It is a figure which shows the structure of the disposable dust mask concerning the Example of this invention. (A) is a perspective view of the mask viewed from the rear side, (b) is a front view of a pair of filter pieces before being formed into a scaly filter, (c) is an annular cloth for facing cloth It is a front view of a piece and (d) is a perspective view of a shape retention tool. (E), (f) is a front view of the modification of the annular cloth piece for facing cloths.

本発明の実施例に係る使い捨て防塵マスクを説明する。
図１（ａ）に示すように、使い捨て防塵マスク１は、碗状フィルター２と、碗状フィルター２の凹状曲面を形成する後面側から碗状フィルター２に内嵌合して碗状フィルター２の碗形状を保持する骨組み構造の通気性の碗状の保形具３と、碗状フィルター２の周縁部から径方向内方へ延びる接顔布４と、を有するマスク本体５と、マスク本体５に取り付けられたしめ紐６と、を備えている。
防塵マスク１のマスク本体５は、以下の手順で製造される。 図１（ｂ）に示すように、左右対称の２枚のフィルター片２ａ、２ａを重ねセンター部２ａ’、２ａ’で溶着接合して碗状フィルター２を形成する。図１（ｃ）に一点鎖線で示すように、ナイロン繊維又はポリエステル繊維製生地の片面にポリウレタン等の軟質樹脂シートを積層した伸縮性且つ非通気性の生地をカットして、径方向外方へ向けて末広がりになるように延在方向に斜交する両端辺４ａ１’を有する弧状の布片４ａ１を形成し、弧状の布片４ａ１の両端辺４ａ１’同士を溶着接合して、図１（ｃ）に実線で示すように、環状布片４ａを形成する。環状布片４ａにおいては、接合部４ｂとその近傍部とが面外方向へ突出する。図１（ａ）に示すように、接合部４ｂを碗状フィルター２の鼻梁当接部２ｂに対峙させて環状布片４ａの外周縁部を碗状フィルター２の周縁部に溶着接合して、接顔布４を形成する。次に碗状フィルター２と接顔布４とが一体となったものを裏返し、図１（ｄ）に示す骨組み構造の通気性の碗状の保形具３を、接顔布４の中央開口を通して碗状フィルター２の後面側から碗状フィルター２に内嵌合させて、碗状フィルター２の後面に当接させ、図１（ａ）に示すように、碗状フィルター２の碗形状を保持させる。 A disposable dust mask according to an embodiment of the present invention will be described.
As shown in FIG. 1 (a), the disposable dust mask 1 is fitted with the wedge-shaped filter 2 and the wedge-shaped filter 2 from the rear side forming the concave curved surface of the wedge-shaped filter 2 A mask body 5 having a breathable cage-shaped holding member 3 having a framework structure for holding a cage shape, and a facing cloth 4 extending radially inward from the peripheral edge of the caged filter 2, and a mask body 5 And a strap 6 attached to the
The mask body 5 of the dustproof mask 1 is manufactured in the following procedure. As shown in FIG. 1 (b), two filter pieces 2a, 2a which are symmetrical in the left-right direction are overlapped and welded at center portions 2a ', 2a' to form a scaly filter 2. As shown by an alternate long and short dash line in FIG. 1 (c), an elastic and non-air-permeable fabric in which a soft resin sheet such as polyurethane is laminated on one side of a nylon fiber or polyester fiber fabric is cut the extending direction so as to diverge toward oblique ends sides 4a 1 'to form a fabric piece 4a 1 arcuate having both ends sides 4a 1 of the arcuate cloth piece 4a 1' and fusion bonded to each other, As shown by a solid line in FIG. 1 (c), an annular piece 4a is formed. In the annular cloth 4a, the joint 4b and the vicinity thereof project in the out-of-plane direction. As shown in FIG. 1 (a), the junction 4b is made to face the nose bridge contact portion 2b of the hook-shaped filter 2 and the outer peripheral edge of the annular cloth piece 4a is welded and joined to the peripheral edge of the hook-shaped filter 2. The face cloth 4 is formed. Next, the unitary structure of the cocoon-shaped filter 2 and the facing fabric 4 is turned over, and the breathable cocoon-shaped holding member 3 of the frame structure shown in FIG. The filter is internally fitted from the rear surface side of the filter 2 to the filter 2 and is brought into contact with the rear surface of the filter 2 to hold the filter of the filter 2 as shown in FIG. Let

防塵マスク１においては、接顔布４は延在方向の所定部位である接合部４ｂとその近傍部とが面外方向へ突出するように予め形成された伸縮性且つ非通気性の環状布片４ａなので、マスク装着時に、接顔布４の面外方向へ突出した部位である接合部４ｂとその近傍部とがマスク装着者の鼻梁の外形に追随し、鼻梁側面と接顔布の間に隙間を生じさせない。
図１（ｅ）に示すように、延在方向に直交する一方の端辺４ａ2’と径方向外方へ向けて末広がりになるように延在方向に斜交する他方の端辺４ａ2”とを有する一対の弧状の布片４ａ2を形成し、延在方向に直交する端辺４ａ2’同士と延在方向に斜交する端辺４ａ2”同士とをそれぞれ溶着接合して環状布片４ａを形成しても良く、或いは、図１（ｆ）に示すように、延在方向中央部が径方向内方へ湾曲し延在方向両端辺４ａ３’が延在方向に直交する弧状の布片４ａ３を形成し、両端辺４ａ３’同士を溶着接合して環状布片４ａを形成しても良い。
弧状布片の端辺を溶着接合するのに代えて、環状平面体をプレスして延在方向の所定部を面外方向へ突出させても良い。
保形具３は、上記実施例のように骨組み構造体でも良く、編み目構造体でも良く、多孔板構造体でも良い。通気性があり且つ防塵マスク装着時に碗形状を維持できる剛性を有しておれば良い。 In the dustproof mask 1, the stretchable, non-air-permeable annular cloth strip formed in advance so that the bonding portion 4b which is a predetermined portion in the extending direction and the vicinity thereof project in the out-of-plane direction 4a, when attaching the mask, the joint 4b, which is a part protruding in the out-of-plane direction of the face cloth 4, and the vicinity thereof follow the external shape of the bridge of the mask wearer, and between the side of the bridge and the face cloth. Do not create gaps.
As shown in FIG. 1 (e), one end 4a 2 'orthogonal to the extending direction and the other end 4a 2 "diagonally intersected in the extending direction so as to be diverged outward in the radial direction. And forming a pair of arc-shaped cloth pieces 4a 2 and welding the end sides 4a 2 'orthogonal to the extending direction and the end sides 4a 2 "diagonally intersecting in the extending direction to form an annular cloth Alternatively, as shown in FIG. 1 (f), the central portion in the extending direction is curved inward in the radial direction, and arcs in which both end sides 4a 3 ′ in the extending direction are orthogonal to the extending direction cloth piece 4a 3 is formed, both ends sides 4a 3 'together may form a cyclic fabric piece 4a by welding joining.
Instead of welding and joining the end of the arc-shaped cloth piece, the annular flat body may be pressed to project a predetermined part in the extending direction in the out-of-plane direction.
The shape-retaining tool 3 may be a frame structure, a stitch structure, or a perforated plate structure as in the above embodiment. It is sufficient if it has air permeability and rigidity capable of maintaining the shape of a weir when the dust mask is attached.

本発明は、保形具を備える使い捨て防塵マスクに広く利用可能である。 The present invention is widely applicable to disposable dust masks provided with shape retention tools.

１ 使い捨て防塵マスク
２ 碗状フィルター
２ａ フィルター片
３ 保形具
４ 接顔布
４ａ 環状布片
４ａ１、４ａ２、４ａ３ 弧状布片
４ｂ 接合部
５ マスク本体
６ しめ紐 DESCRIPTION OF SYMBOLS 1 disposable dust-proof mask 2 cage-like filter 2a filter piece 3 shape-retaining tool 4 facing cloth 4a annular cloth piece 4a 1 4a 2 4a 3 arc-shaped cloth piece 4b joint part 5 mask main body 6 tight cord

Claims (4)

碗状フィルターと前記フィルターの碗形状を保持する通気性の碗状の保形具と碗状フィルターの周縁部から径方向内方へ延びる接顔布とを備える使い捨て防塵マスクであって、接顔布は延在方向の所定部位が面外方向へ突出するように予め形成された伸縮性且つ非通気性の環状布片の外周縁部を碗状フィルターの周縁部に接合することにより形成されていることを特徴とする使い捨て防塵マスク。 A disposable dust-proof mask comprising a weir-like filter, a breathable weir-like shape-retaining tool for holding the weir shape of said filter, and a facing cloth extending radially inward from the peripheral edge of the weir-like filter The fabric is formed by joining the outer peripheral edge of a stretchable non-air-permeable annular fabric piece formed in advance so that a predetermined portion in the extending direction protrudes in the out-of-plane direction to the peripheral edge of the wedge filter Disposable dust mask that is characterized by 径方向外方へ向けて末広がりになるように延在方向に斜交する両端辺を有する弧状の布片の両端辺同士が接合されて環状布片が形成されていることを特徴とする請求項１に記載の使い捨て防塵マスク。 An annular cloth piece is formed by joining both end sides of an arc-shaped cloth piece which has both end sides diagonally intersecting in the extending direction so as to be diverged radially outward. Disposable dust mask according to 1. 延在方向に直交する一方の端辺と径方向外方へ向けて末広がりになるように延在方向に斜交する他方の端辺とを有する一対の弧状の布片が、延在方向に直交する端辺同士と延在方向に斜交する端辺同士がそれぞれ接合されて環状布片が形成されていることを特徴とする請求項１に記載の使い捨て防塵マスク。 A pair of arc-shaped cloth pieces having one end side orthogonal to the extending direction and the other end side oblique to the extending direction so as to diverge radially outward are orthogonal to the extending direction The disposable dustproof mask according to claim 1, wherein the end sides that are adjacent to each other and the end sides that obliquely intersect in the extending direction are respectively joined to form an annular cloth piece. 延在方向中央部が径方向内方へ湾曲し延在方向両端辺が延在方向に直交する弧状の布片の両端辺同士が接合されて環状布片が形成されていることを特徴とする請求項１に記載の使い捨て防塵マスク。 A central portion in the extending direction is curved radially inward, and both end sides of an arc-shaped cloth piece whose both end sides in the extending direction are orthogonal to the extending direction are joined to form an annular cloth piece. The disposable dust mask of claim 1.
JP2017235888A 2017-12-08 2017-12-08 Disposable dust respirator Pending JP2019098110A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2017235888A JP2019098110A (en) 2017-12-08 2017-12-08 Disposable dust respirator
TW107112966A TW201924742A (en) 2017-12-08 2018-04-17 Disposable dust mask characterized in that while wearing the mask, the portion of a face-attaching cloth abutting the nose bridge can follow the shape of the nose bridge so that there is no gap between the face-attaching cloth and the side of the nose bridge
KR1020180050542A KR102029095B1 (en) 2017-12-08 2018-05-02 Disposable dust mask
CN201810745354.7A CN109893793A (en) 2017-12-08 2018-07-09 Disposable dust protective mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017235888A JP2019098110A (en) 2017-12-08 2017-12-08 Disposable dust respirator

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FR2430774A1 (en) * 1978-07-13 1980-02-08 Giffard L Disposable industrial breathing mask - has flexible T=shaped seal around mask perimeter with increased section around nose and mouth
USH397H (en) * 1986-06-13 1988-01-05 The United States Of America As Represented By The Secretary Of The Army Modified bubble inturn mask periphery
JP2001000551A (en) * 1999-06-22 2001-01-09 Sachiko Shimaoka Inner sheet of mask
JP2003320041A (en) * 2002-05-02 2003-11-11 Shigematsu Works Co Ltd Mask
KR200441875Y1 (en) * 2007-03-16 2008-09-16 고려대학교 산학협력단 Ramen container
WO2013006913A1 (en) * 2011-07-12 2013-01-17 Resmed Limited Textile mask systems
JP5944716B2 (en) * 2012-03-30 2016-07-05 日本バイリーン株式会社 mask
CN206499794U (en) * 2016-12-30 2017-09-19 郭建军 The interior big ventilation section haze-proof mask of aeration type

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