WO2017002271A1 - Masque jetable - Google Patents

Masque jetable Download PDF

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Publication number
WO2017002271A1
WO2017002271A1 PCT/JP2015/071474 JP2015071474W WO2017002271A1 WO 2017002271 A1 WO2017002271 A1 WO 2017002271A1 JP 2015071474 W JP2015071474 W JP 2015071474W WO 2017002271 A1 WO2017002271 A1 WO 2017002271A1
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WO
WIPO (PCT)
Prior art keywords
mask
vertical direction
dimension
main body
side edges
Prior art date
Application number
PCT/JP2015/071474
Other languages
English (en)
Japanese (ja)
Inventor
慶 若杉
柴田　彰
龍一 神山
Original Assignee
ユニ・チャーム株式会社
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 ユニ・チャーム株式会社 filed Critical ユニ・チャーム株式会社
Priority to CN201580081386.6A priority Critical patent/CN107708458B/zh
Priority to KR1020177033881A priority patent/KR102413814B1/ko
Publication of WO2017002271A1 publication Critical patent/WO2017002271A1/fr

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Classifications

    • 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
    • A41D13/1115—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a horizontal pleated pocket
    • 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
    • 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
    • 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
    • A62B18/025—Halfmasks

Definitions

  • the present invention relates to disposable masks.
  • Patent Document 1 discloses a mask body formed of a sheet made of a fiber non-woven fabric, a pair of ear hooks extending annularly from both side edges of the mask body, and a plurality of folds consisting of overlapping portions obtained by folding the sheet in the mask body.
  • a disposable mask having a portion (pleat) is disclosed.
  • a notch is formed in the central portion in the vertical direction of the side edges of the mask body. Normally, when the ear hook is wound around the ear, a force acts on the mask body to deform the mask from the base end of the ear hook upward and downward. Even if such a force acts, it can be dispersed and absorbed by the incision to suppress deformation.
  • the incision is located at the central portion of the mask body, the separation distance from the fixed end of the ear hook to the incision is relatively large, and the force is transmitted from the proximal end of the ear hook to the incision. Can not be dispersed or absorbed, which may cause deformation between the proximal end and the incision. Further, both side edges of the mask main body extend straight in the vertical direction, and even if the force for deforming the mask main body can be dispersed and absorbed in the incision, the mask main body protrudes in the width direction in the front view It is not possible to give such a clear impression that the wearer's face looks small.
  • the present invention is an improvement of a conventional disposable mask, which can suppress deformation of the mask body, can provide a curved shape along the face shape, and can provide a clean impression. I have to.
  • the present invention has a vertical direction and a width direction, and extends annularly from a transverse center line bisecting the vertical dimension, a mask body, and both side edges of the mask body.
  • the present invention relates to a disposable mask including a pair of ear hooks.
  • the mask main body is formed of a non-woven sheet, and a mouth located between upper and lower ends where the base ends of the pair of ear hooks are located and the upper and lower ends.
  • a non-overlapping portion located between the buttocks in the vertical direction, and the non-overlapping portion has a bending induction portion located below the transverse center line.
  • the bent guiding portion is formed by a non-sealed area in which the plurality of joints are not disposed.
  • a mask can disperse and absorb the force to deform the mask body in the non-sealed area.
  • the dimension in the vertical direction of the non-sealed area is larger than the dimension in the vertical direction between the plurality of joint portions.
  • the plurality of bonding portions are a heat-welded portion of the sheet, and the size in the width direction is 2 mm or less, and the separation dimension from both side edges of the mask main body in the width direction is 7 mm or less.
  • the part is not largely separated from the side edge of the mask body. In such a mask, it is possible to suppress an edge located outside in the width direction from the side edge from being separated so as to be lifted from the wearer's face.
  • the non-sealed area is located between the pair of ridges facing each other in the vertical direction, which are formed by bending the sheet into a cross-sectional ⁇ shape.
  • the non-sealed area is located in the non-overlapping portion having a single-layer structure located between the ridges, a part of the mask main body can be bent in the non-overlapping portion.
  • the mask body further has a second non-sealed area at a spaced portion located between the lowermost ridge and the proximal end of the ear hook.
  • the second non-sealed area may also act to bend a portion of the mask body along with the first sealed area.
  • the non-sealed area is spaced approximately 2.0 to 4.0 mm from the transverse centerline in the vertical direction. In such a mask, since the non-sealed area is located at the lower portion of the mask body, it is possible to disperse and absorb the upward force which is intended to deform the mask body starting from the proximal end of the ear hook.
  • the mask body further has an upper and lower end edge and a corner where the upper and lower end edge and the both side edge intersect, and the corner is curved.
  • the corners have a curved shape to give an overall rounded appearance, and the design is excellent.
  • the bent guiding portion is formed by a notch extending inward in the width direction from both side edges of the mask main body.
  • the notch can disperse and absorb the force to deform the mask, and the mask can be curved along the face.
  • the force to deform the mask body in the worn state, can be dispersed and absorbed in the non-overlapping portion, so that both side edges of the mask body are separated from the face It can be suppressed. Moreover, thereby, the lower part of a mask main body moves toward a face, and it can give a clear impression in front view compared with the conventional mask.
  • the drawings illustrate specific embodiments of the present invention and include not only the essential features of the invention, but also optional and preferred embodiments.
  • region enclosed by III line shown in FIG. The side view of the mask in a wearing condition.
  • the following embodiments relate to the disposable mask shown in FIGS. 1 to 9 and include not only the essential configuration of the invention but also optional and preferable configurations.
  • the mask 10 shown as an example of the disposable mask of the present invention has a vertical direction Y and a width direction X, and has a skin facing surface and a non-skin facing surface facing it, vertical direction Y And a mask main body 20 and a pair of annular ear hooks 30 extending from both side edges 20 c and 20 d of the mask main body 20.
  • the mask body 20 is formed of a base sheet 21 made of a fibrous non-woven fabric, and has an upper end edge 20a extending straight in the width direction X and a lower end edge 20b extending in the width direction X with a slight convex curve. Side edges 20c and 20d extending in the vertical direction Y are provided between the upper and lower ends 20a and 20b. Further, the mask body 20 is positioned between the upper and lower end portions 22 and 23 at which the base ends (fixed opposite end portions) 31 of the pair of ear hooks 30 are located and the upper and lower end portions 22 and 23 in the vertical direction Y. It further has a mouth covering part (intermediate part) 24 facing the wearer's mouth.
  • the mask body 20 has curved corners 27 where the upper and lower edges 20a, 20b and the side edges 20c, 20d intersect.
  • the corner 27 not having a pointed shape but having a curved shape does not cause irritation even when the wearer's face touches the corner 27.
  • the dimensions (length dimensions of both side edges 20c and 20d) W1 of the mask main body 20 (mask 10) in the vertical direction Y are 60 to 100 mm, and the dimensions in the width direction X (length dimensions of upper and lower edges 20a and 20b) L1 are , 140-180 mm.
  • the dimension L1 in the vertical direction Y of the mask body 20 is 140 mm or less, the jaw of the standard size of the adult wearer can not be covered sufficiently, and the dimension L1 in the width direction X is 180 mm
  • the mask main body 20 can not be bent in the non-overlapping portion 29B of the mouth covering portion 24 described later.
  • the base sheet 21 which forms the mask main body 20 is comprised from the inner-layer sheet 25 located in the skin opposing surface side, and the outer-layer sheet 26 located in the non-skin opposing surface side.
  • the inner layer sheet 25 and the outer layer sheet 26 are bonded to each other by an outer peripheral seal area 40 intermittently extending along the outer peripheral edge of the mask body 20.
  • the outer peripheral seal area 40 is formed of a plurality of joint portions 41 arranged at predetermined intervals in the extending direction.
  • the outer peripheral seal area 40 intermittently extends in the width direction X along the lower end edge 20 b and an upper seal area 42 formed of two lines intermittently extending in the width direction X along the upper edge 20 a of the mask body 20. It has a lower seal area 43 and a side seal area (seal area) 44 intermittently extending in the vertical direction Y along the side edges 20c and 20d.
  • the inner layer sheet 25 and the outer layer sheet 26 are, for example, air-permeable fibrous nonwoven sheets having a mass of 10 to 40 g / m 2 and containing heat fusible fibers, and are meltblown fibrous nonwoven fabrics, spunbonded fibrous nonwoven fabrics, SMS fibrous nonwoven fabrics And it can form from various well-known fiber nonwoven fabrics, such as an air through fiber nonwoven fabric.
  • a sheet having the The ear hooking portion 30 is preferably elastically stretchable, and is formed of a known material such as a non-woven fabric, a woven fabric, a plastic film, a rubber band or the like.
  • the outer peripheral seal area 40 is a welding seal line for welding the inner layer sheet 25 and the outer layer sheet 26 to each other at a plurality of intermittently arranged joints 41, and both sheets 25 and 26 are bonded only in the outer peripheral seal area 40. And are not joined to one another in other parts. Therefore, the entire mask 10 is excellent in flexibility and air permeability as compared to the case where the entire inner surfaces of both sheets 25 and 26 are bonded to each other.
  • the joint portion 41 of the outer peripheral seal area 40 has a substantially rectangular shape defined by a pair of short sides and a pair of long sides, and in the upper seal area 42 and the lower seal area 43.
  • the joint portion 41 is disposed such that the long side extends in the width direction X, and two seal lines extending in the vertical direction Y are formed. Further, the separation dimension in the vertical direction Y between the seal lines of the upper seal area 42 is larger than the separation dimension in the vertical direction Y between the seal lines of the lower seal area 43.
  • the side seal area 44 is formed of an outer line 44A composed of a plurality of joint portions 41 and an inner line 44B composed of two joint portions 41 located below the mouth covering portion 24.
  • the side seal area 44 has a wide joint 45 with the highest joint strength among the side seal areas 41 in which the joint 41 of the inner line and the joint 41 of the outer line are arranged in the width direction X.
  • the separation dimension (pitch) between the bonding portions 41 of the outer line 44A is larger at the lower side of the mouth covering portion 24 compared to the other portions, and the bonding portion 41 is disposed in the side seal region 44. It further has a first non-sealed area (bent guiding portion) 51 and a second non-sealed area 52 located below the wide joint 45.
  • an elastic strip 60 extending in the width direction X is disposed between the seal lines of the upper seal area 42.
  • the elastic strip 60 is interposed between the inner layer sheet 25 and the outer layer sheet 26. Specifically, the elastic strip 60 is held in a cylindrical space formed between two seal lines forming the upper seal area 42. It is fixed.
  • a bonding portion 41C for restricting the movement of the elastic strip 60 in the width direction X is disposed on the outer side in the width direction of both ends of the elastic strip 60.
  • the upper and lower end edges of the inner layer sheet 25 extend outward in the vertical direction Y more than the lower end edge of the outer layer sheet 26, and the extension portions 25a and 25b are bent inward in the vertical direction Y to bend.
  • the upper seal area 42 and the lower seal area 43 are fixed to the non-facing side of the outer layer sheet 26.
  • the lower end edge 20b of the mask main body 20 has a shape gently curved downward as the extension portion 25b is bent in a curved shape.
  • the curved lower side 20b and the curved corner 27 of the mask body 20 combine to make the mask 10 have a generally rounded appearance.
  • the ear hooking portion 30 has a pair of fixed end portions (base end portions) 31 located at the upper end portion 22 and the lower end portion 23 of the mask main body 20 and a free portion 32 annularly extending between the fixed end portions 31.
  • the base end portion 31 is welded to the upper and lower end portions 22 and 23 of the mask body 20, and the upper and lower end portions 22 and 23 are formed with a rectangular seal area 34 for fixing the base end portion 31.
  • the seal area 34 has a rectangular shape that is slightly larger than the outer shape of the proximal end 31.
  • the proximal end 31 Due to the fact that the sealing area 34 is larger than the profile of the proximal end 31, the proximal end 31 has the required peel strength with respect to the mask body 20 and tries to peel it off to the proximal end 31 during wear Even if a force acts, it does not peel off easily.
  • the lower seal area 43 extends in a curved manner along the lower end edge 20 b of the mask body 20, and both ends extend to the seal area 34 located at the lower end 23. .
  • the side seam area 44 is located overlapping the seal area 34 located at the upper end 22 and the seal area 34 located at the lower end 23. Therefore, the seal portion 41 of the side seal region 44 and the seal portion 41 of the lower seal region 43 overlap with the seal region 34 in a plan view of the mask 10. Therefore, in the seal area 34, not only the welded portions of the sheet are concentrated to increase the joint strength, but also the rigidity is relatively high and there is a possibility that the skin is strongly stimulated if it touches the skin. Since the corner 27 to be formed has a rounded shape, there is no risk of giving a strong stimulation even when touching the skin.
  • the mouth covering portion 24 of the mask main body 20 has a plurality of ridges 28 extending in the width direction X and formed by bending the base sheet 21 in a pleated shape.
  • the ridges 28 are, in order from the upper side, first to third ridges 28A to 28C that are convex upward on the non-skin facing surface side of the mask main body 20, and a convex downward on the third ridge 28C.
  • ridge portion 28D ridge portion 28D.
  • the base sheet 21 is bent into a cross-sectional shape of ⁇ at the third ridge portion 28C and the fourth ridge portion 28D.
  • the mouth covering portion 24 is subjected to the pleating process, whereby the base sheet 21 is folded, and a plurality of overlapping portions 29A, a third ridge portion 28A, and a fourth ridge portion 28D are stacked. And the non-overlapping portion 29B having a single-layer structure in which the base sheet 21 is not folded.
  • the first non-sealed area 51 in which the joint portion of the side seal area 44 is not disposed is located in the non-overlapping portion 29B of the mouth cover 24.
  • the second non-sealed area 52 extends from the brim 28D to the lower end 23 where the proximal end 31 is located.
  • the non-overlapping portion 29B in the worn state of the mask 10, in the non-overlapping portion 29B, a portion thereof is bent so as to be folded in the front-rear direction, and the lower portion 70 extending below the non-overlapping portion 29B is worn It moves backward to follow the shape of the person's face.
  • the non-overlapping portion 29B is bent so as to contact the face of the face facing the face of the mask 10, and the dimension W1 in the vertical direction Y of both side edge portions of the mask main body 20 is small. .
  • both side edges of the mask main body 20 are pulled by the ear hooking portion 30 being pulled diagonally backward while the ear hooking portion 30 is wound around the ear of the wearer.
  • a force acting to deform it in the vertical direction Y Specifically, a downward force F1 acts from the base end 31 of the ear hooking portion 30 at the upper end 22 of the mask main body 20, and an upward force F2 acts from the base end 31 at the lower end 23.
  • the forces F1 and F2 directed in opposite directions in the vertical direction Y act on the side edges of the mask main body 20, the side edges of the mask main body 20 may be lifted from the face, and a gap may be generated.
  • the downward force F1 is obliquely downward along the shape of the both side edges (the upward force F2 is obliquely upward). Acting).
  • both side edges have a rectangular shape extending in a straight shape, and the width dimension is the same in the upper portion and the lower portion of the mask body.
  • the wearer's face has a smaller width dimension in the lower cheek compared to the upper cheek, so that the lower part of the mask body covering the lower cheek looks like a side overhang from the face In the embodiment, a gap was likely to be generated between the face and both side edges of the mask body. Furthermore, the lower part of the mask body thus overhangs in such a way that the entire lower cheek of the wearer is completely covered in the front view, and the wearer's face is larger than the actual size There was a risk of giving such an impression.
  • the upward force F2 and the proximal end 31 of the upper end 22 are absorbed by absorbing and dispersing the upward force F2 from the proximal end 31 of the lower end 23 in the non-overlapping portion 29B.
  • the downward force F1 acts against each other to suppress separation of both side edges of the mask main body 20 from being lifted from the face.
  • the non-overlapping portion 29B is bent toward the skin facing surface side of the mask main body 20 so as to be upwardly convex by dispersing and absorbing the upward force F2, and a part thereof overlaps in the front and rear direction to form a pleat doing.
  • the stretchable pleats are formed in the non-overlapping portion 29B, whereby the dimensions of the side edges of the mask main body 20 in the vertical direction Y are reduced and the mask main body 20 has a face It has a curved shape along the shape.
  • lower end edge 20 b of mask main body 20 has a shape slightly bent downward, so that both side edges of mask main body 20 are lower than when it extends straight in width direction X.
  • the base end portion 31 of the ear hooking portion 30 located in the portion is separated from the lower end edge 20 b in the vertical direction Y. Therefore, while the proximal end portion 31 is fitted on the face by the tensile stress of the ear hooking portion 30, the second lower portions 72 of both side edges located below the same are visible from the appearance of the mask 10, It is in a state of being separated from the face and projecting diagonally forward.
  • the second lower portion 72 extending from the proximal end 31 to the lower end edge 20b is from the face
  • the entire lower portion 70 of the mask body 20 narrows to expose a part of the face when viewed from the front of the mask 10, since it is three-dimensionally projected diagonally forward so as to be separated.
  • the force F2 does not act sufficiently.
  • the mask body 20 is not bent at the non-overlapping portion 29B due to the movement of the face or the like, and is bent at the other portion, so that the lower portion 70 of the mask body 20 can not be deformed.
  • the force F2 sufficiently acts on the non-overlapping portion 29B to bend it. be able to.
  • the mask main body 20 In order to disperse and absorb the force F2 in the non-overlapping portion 29B to be a bending origin, it is preferable to be positioned below the mask main body 20. Specifically, the upper and lower sides of the mask main body 20 In the case where the dimension in the direction Y is about 60 to 100 mm, it is preferable to be separated from the transverse center line Q of the mask body 20 in the vertical direction Y by about 2.0 to 4.0 mm.
  • the force F2 directed upward from the proximal end 31 of the ear hook portion 30 is not It is dispersed and absorbed in the overlapping portion 29B, and can be bent from the point of wear in the wearing state.
  • the rigidity be relatively low, and a joint portion of the side seal area 44 which enhances the rigidity. It is preferable that 41 is not arrange
  • the first non-sealed area 51 where the joint portion 41 is not disposed when the first non-sealed area 51 where the joint portion 41 is not disposed is positioned, it acts as a bending induction portion and the rigidity of the non-overlapping portion 29B.
  • the dimension L3 in the vertical direction Y of the first non-sealed area 51 be larger than the separation dimension (pitch) R2 between the plurality of joined portions 41 of the side seal area 44.
  • the separation dimension R2 the separation dimension between the plurality of joined portions 41 of the side seal area 44.
  • the first non-sealed region 51 is larger than the dimension in the vertical direction Y of the non-overlapping portion 29B, and the dimension L2 in the vertical direction Y is about 8 to 12 mm. Further, referring to FIG. 6, the dimension L5 in the vertical direction Y of the portion 75 in which the first non-sealed region 51 and the overlapping portion 29A located above the non-overlapping portion 29B overlap each other in plan view is about 1 to 3 mm. Is preferred.
  • the first non-sealed region 51 overlaps the overlapping portion 29A adjacent to the non-overlapping portion 29B in plan view, thereby causing a deep change in rigidity due to a sudden change in rigidity due to the number of sheets of the third ridge portion 28C and the non-overlapping portion 29B.
  • the formation of gathers can be suppressed, and the vicinity of the non-overlapping portion 29B can be curved along the face.
  • the joint 41 preferably has a dimension W2 in the width direction X of at most 1 mm, preferably at least about 2 mm, and a dimension L4 in the vertical direction Y of at least about 1.5 mm, at least about 2.0 mm.
  • the distance R1 from the side edges 20c and 20d of the mask body 20 in the width direction X is preferably 4 mm or less and at least 7 mm or less.
  • the side edge portion of the mask main body 20 in the side seal area 44 is fitted to the skin of the wearer by the joint portion 41 having the width dimension W2 and the dimension L4 in the vertical direction Y, and a gap is generated with the face. Can be suppressed.
  • the side seal area 44 has relatively high rigidity, and the side edge portion of the mask main body 20 can exhibit a curved shape along the face shape. There is a risk of disappearing.
  • the side edge portion located outside the bonding portion 41 of the mask main body 20 in the width direction X is bent in the direction of separating from the face. There may be a gap between the face and the mask body.
  • the bonding portions 41 overlapping the respective collar portions 28A to 28D are portions that may act as action points that deform the collar portions 28A to 28D in a different direction from the deployment direction when the collar portions 28A to 28D are deployed in the worn state. It is preferable to locate as far as possible from the center side of the portions 28A to 28D, and since the degree of such deformation increases when the width dimension W2 of the joint portion 41 is large, it is preferable that the dimension W2 be as small as possible.
  • a wide joint portion 45 in which the joint portion 41 of the inner line 44B and the outer line 44A of the side seal area 44 is aligned in the width direction X is positioned at the ridge portion 28D positioned below the non-overlapping portion 29B.
  • the mask main body 20 has a second non-sealed area 52 in a separated portion located between the hook portion 28D and the base end portion 31 of the ear hooking portion 30, and together with the first non-sealed area 51,
  • the lower portion 71 can act as a starting point for bending backward.
  • the second non-sealed area 52 is adjacent to the proximal end 31 serving as the base point of the upward force F2
  • the second non-sealed area 52 starts from there due to the influence of the tensile stress applied to the proximal end 31. As it does not bend.
  • the non-overlapping portion 29B is formed between the ridges 28C and 28D formed by bending the base sheet 21 in an ⁇ shape, the non-overlapping portion 29A is not overlapped with the overlapping portion 29A.
  • the difference in rigidity with the portion 29B is relatively large, and the non-overlapping portion 29B is likely to be a bending start point.
  • the non-overlapping portion 29B has a single-layer structure of the base sheet 21 by bending the base sheet 21 into an ⁇ shape, whereas the base portion 21A of the overlapping portion 29A positioned on the upper side thereof It has a three-layer structure formed by being folded in three, and for example, it can be said that a rigidity difference occurs more than in the case where the latter has a two-layer structure, and the non-overlapping portion 29B tends to be a bending origin.
  • various known bending methods may be adopted in addition to bending the base sheet 21 into an ⁇ shape and making the number of sheets of the non-overlapping portion 29B and the overlapping portion 29A different. Even if the number of sheets 29A and the non-overlapping portion 29B is equal, the non-overlapping portion 29B may act as a bending starting point by making the total mass of the sheets different.
  • a non-overlapping portion 29B is a bending start point by setting the separation dimension in the vertical direction Y of about 4 mm to about 4 mm.
  • a notch may be provided in the presence area of the non-sealed area 51 in order to reliably absorb and disperse the upward force F2. Even in such a case, the upward force F2 is divided at the notch portion, so that deformation of the mask main body 20 can be suppressed.
  • the intersection angle ⁇ with the imaginary line K2 connecting the lowest point P2 located at the bottom of 20 is preferably about 10 to 20 degrees.
  • the crossing angle ⁇ is 20 degrees or more, when the mask body 20 has a relatively small size (for example, the width dimension is 150 mm or less), the three-dimensionally bent lower portion 70 is noticeable and the appearance of the mask 10 This is because the wearer's face may give a more vertical impression than in reality.
  • FIG. 8 is a view similar to FIG. 6 in another embodiment.
  • the present embodiment unlike the bending mode of FIG. 6 in the wearing state, it is bent toward the skin facing surface side of the mask main body 20 so as to be downwardly convex, It is formed. Also in such a bending mode, the dimension W1 in the vertical direction Y of the mask main body 20 is contracted, and the mask main body 20 is fitted along the face.
  • FIG. 9 is a front view similar to FIG. 1 of the mask 10 according to the second embodiment.
  • the basic configuration of the mask 10 of this embodiment is the same as that of the mask 10 of the second embodiment, so only the differences will be described below.
  • a plurality of ridges are not formed in the mouth covering portion 24, and the entire mask main body 20 is formed of the inner and outer sheet sheets 25 and 26. It has a flat outer shape without any uneven shape.
  • a substantially V-shaped notched portion (bent guiding portion) which becomes narrower gradually inward in the width direction X from both side edges 20c and 20d below the transverse center line Q at both side edges of the mask main body 20 ) 90 is located.
  • a separation dimension R3 in the vertical direction Y from the transverse centerline to the cutout 90 is about 2.0 to 4.0 mm.
  • the notch 90 may have various known shapes such as one or a plurality of straight shapes, a bent shape, and the like, in addition to the substantially V shape. Further, as in the first embodiment, a plurality of ridges 28 may be formed in the mouth cover 24, and in this case, the bending guide portion is formed by the notch 90 being positioned in the non-overlapping portion 29 B. May be more functional as
  • the base end portion 31 of the ear hooking portion 30 is fixed to the skin facing surface side of the mask main body 30 via the seal area 34.
  • the base end 31 of the ear hooking portion 30 is fixed to the skin facing surface side of the mask main body 30 as described above, the base end 31 is fixed to the non-skin facing surface side of the mask main body 30
  • the movable range of the ear hooking portion 30 can be expanded. Therefore, for example, when individually packaging, the ear hooking portion 30 can be accommodated in a laminated state on the skin facing surface side of the mask main body 20 without bending the corner portion 27.

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Abstract

La présente invention concerne un masque jetable qui supprime la déformation d'un corps de masque, peut présenter une forme incurvée le long de la forme du visage, et peut donner une impression de propreté. Un corps de masque (20) est formé à partir d'une feuille de tissu non-tissé (21) et comporte les éléments suivants : des sections d'extrémité supérieure-inférieure (22, 23), une paire de sections de boucle d'oreille étant placées au niveau des extrémités proximales (31) desdites sections ; (30) une section de couverture de bouche (24) placée entre les sections d'extrémité supérieure-inférieure (22, 23) ; et une zone de raccordement (44) au niveau de laquelle est placée une pluralité de sections de raccordement (41), qui s'étendent de façon intermittente dans la direction de haut en bas (Y) le long des deux extrémités latérales (20c, 20d). La section de couverture de bouche (24) comporte les éléments suivants : une section plissée (28) formée à partir d'une section de chevauchement (29A) dans laquelle la feuille (21) est repliée ; et une section de non-chevauchement (29B) placée entre les sections plissées (28) dans la direction de haut en bas (Y). La section de non-chevauchement (29B) comporte des sections de guidage coudées (51, 90) placées sous une ligne médiane transversale (Q).
PCT/JP2015/071474 2015-06-30 2015-07-29 Masque jetable WO2017002271A1 (fr)

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CN201580081386.6A CN107708458B (zh) 2015-06-30 2015-07-29 一次性口罩
KR1020177033881A KR102413814B1 (ko) 2015-06-30 2015-07-29 일회용 마스크

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JP2015132135A JP6499032B2 (ja) 2015-06-30 2015-06-30 使い捨てマスク
JP2015-132135 2015-06-30

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WO2017002271A1 true WO2017002271A1 (fr) 2017-01-05

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JP (1) JP6499032B2 (fr)
KR (1) KR102413814B1 (fr)
CN (1) CN107708458B (fr)
TW (1) TWI693902B (fr)
WO (1) WO2017002271A1 (fr)

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JP2019039099A (ja) * 2017-08-24 2019-03-14 株式会社ミンラック 使い捨てマスク
CN110301698A (zh) * 2018-03-21 2019-10-08 宣德医材科技股份有限公司 多折口罩
JP7264579B2 (ja) * 2018-04-13 2023-04-25 ユニ・チャーム株式会社 使い捨てマスク
JP2019203217A (ja) * 2018-05-23 2019-11-28 株式会社重松製作所 使い捨てマスク
CA3117357A1 (fr) * 2018-10-23 2020-04-30 Teijin Limited Filtre pour filtrage, recipient avec filtre, et procede d'elimination de matiere etrangere dans une suspension cellulaire
KR200493359Y1 (ko) * 2019-02-15 2021-03-18 (주)진선메디칼 일회용 의료 마스크
KR20220060420A (ko) 2020-11-04 2022-05-11 이화영 리프팅 지퍼 마스크
KR102249388B1 (ko) 2020-11-17 2021-05-07 허근회 식별부가 구비된 마스크
KR102309571B1 (ko) * 2021-01-19 2021-10-05 윤진목 공기 누설을 방지하는 중첩 주름의 평편 장방형 마스크
WO2022170462A1 (fr) * 2021-02-09 2022-08-18 江苏盛纳凯尔医用科技有限公司 Masque facial
CN112806641B (zh) * 2021-02-09 2023-12-22 江苏盛纳凯尔医用科技有限公司 一种口罩
KR102387116B1 (ko) 2021-03-02 2022-04-15 친환경대한민국 주식회사 와이어리스 보건 의료 마스크 및 그 제조방법
KR102402996B1 (ko) 2021-09-15 2022-05-30 주식회사 영창에스엔티 일회용 마스크
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KR20180020961A (ko) 2018-02-28
TW201714537A (zh) 2017-05-01
JP6499032B2 (ja) 2019-04-10
CN107708458B (zh) 2019-10-18
CN107708458A (zh) 2018-02-16
TWI693902B (zh) 2020-05-21
KR102413814B1 (ko) 2022-06-28
JP2017014659A (ja) 2017-01-19

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