WO2020215613A1 - Coussin - Google Patents

Coussin Download PDF

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Publication number
WO2020215613A1
WO2020215613A1 PCT/CN2019/109356 CN2019109356W WO2020215613A1 WO 2020215613 A1 WO2020215613 A1 WO 2020215613A1 CN 2019109356 W CN2019109356 W CN 2019109356W WO 2020215613 A1 WO2020215613 A1 WO 2020215613A1
Authority
WO
WIPO (PCT)
Prior art keywords
extension
sandwich layers
magnetic
magnetic attractor
liner
Prior art date
Application number
PCT/CN2019/109356
Other languages
English (en)
Chinese (zh)
Inventor
何礼桂
Original Assignee
深圳市三一进取技术有限公司
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 深圳市三一进取技术有限公司 filed Critical 深圳市三一进取技术有限公司
Publication of WO2020215613A1 publication Critical patent/WO2020215613A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06—Respiratory or anaesthetic masks

Definitions

  • This application relates to the technical field of respiratory equipment, and in particular to a cushion.
  • masks such as oxygen masks, non-invasive masks, etc.
  • the mask fits the human body's face, and the effective gas is transported into the mask through the pipeline for the patient to breathe.
  • the existing mask is in direct contact with the skin, the mask will become hard due to the adhesion of the oil secreted by the skin, accelerating aging, and the service life of the mask is greatly reduced. At the same time, the mask is not easy to clean and easy to breed bacteria.
  • the main purpose of this application is to provide a cushion, which aims to improve the hygiene and service life of the breathing mask.
  • the present application provides a cushion applied to a breathing mask, the breathing mask is formed with a fitting part;
  • the liner includes a liner main body, a first extension part and a second extension part provided on the liner main body, the liner main body is provided with a through opening, and the first extension part is movably provided on the On the outer edge of the gasket body, the second extension is movably provided on the inner side wall of the opening, the first extension is provided with a first magnetic attractor, and the second extension is provided with a second Magnetic attractor
  • the liner main body When the liner is installed on the breathing mask, the liner main body at least partially abuts against the fitting part, and the first extension part and the second extension part pass through the first magnetic attractor and the second extension part.
  • the adsorption and coordination of the two magnetic attractors wrap the bonding part.
  • the first extension part has a ring shape and is arranged around the outer edge of the cushion body
  • the second extension part has a ring shape and is arranged around the inner side wall of the opening.
  • first extension portion and the second extension portion are integrally formed with the cushion body.
  • a sewing thread is provided at the connection between the first extension part and the cushion body;
  • the first extension part is connected with the cushion body through the sewing thread.
  • a sewing thread is provided at the connection between the second extension part and the cushion body;
  • the second extension part is connected with the cushion body through the sewing thread.
  • the first extensions are two first extensions, the two first extensions are symmetrically arranged on both sides of the gasket, and the first magnetic attractor is arranged on the first One end of an extension strap away from the main body of the cushion;
  • the second extension part is two second extension belts arranged at intervals, each of the second extension belts is arranged opposite to one of the first extension belts, and the second magnetic attractor is arranged on the second extension One end of the belt away from the main body of the cushion.
  • the first extension belt includes two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers; and/or, the second The extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers.
  • the first extension belt includes two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;
  • the first extension belt is provided with a sewing thread around the outer circumference of the first magnetic attractor, and the sewing thread connects the two first sandwich layers.
  • the second extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers;
  • the second extension belt is provided with a sewing thread around the outer circumference of the second magnetic attractor, and the sewing thread connects the two second sandwich layers.
  • the first extension belt includes two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;
  • the first extension belt is provided with a first adhesive part around the outer periphery of the first magnetic attractor, and the two first sandwich layers are bonded by the first adhesive part.
  • the second extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers;
  • the second extension belt is provided with a second adhesive part around the outer periphery of the second magnetic attractor, and the two second sandwich layers are bonded by the adhesive part.
  • the first extension belt includes two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;
  • the two opposite sides of the first magnetic attractor are bonded to the two first sandwich layers.
  • the second extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two first sandwich layers;
  • the two opposite sides of the second magnetic attractor are also bonded to the two second sandwich layers.
  • the first extension belt includes two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;
  • the second extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers;
  • the material of the first sandwich layer and the second sandwich layer is a flexible breathable fabric.
  • the first extension is a plurality of first extension strips arranged at intervals, a plurality of the first extension strips are arranged around the outer wall of the cushion body, and the second extension part is arranged at a plurality of intervals Each of the second extension belts is arranged opposite to one of the first extension belts.
  • the first magnetic attractor and the second magnetic attractor are magnets or magnets.
  • the material of the pad body is textile fiber.
  • the pad body includes a first air-permeable layer, an absorbent layer, and a second air-permeable layer that are stacked.
  • the material of the first breathable layer and the second breathable layer is a flexible breathable fabric
  • the material of the absorbent layer is a fiber that can absorb water and oil.
  • the shape of the opening is one of a circle, an ellipse, and an oval.
  • the first extension is provided on the outer side of the liner main body of the liner
  • the second extension is provided on the inner side wall of the opening of the liner main body.
  • the first extension part and the second extension part can move on the main body of the liner, so that the first magnetic body on the first extension part and the second magnetic body on the second extension part can be attracted, so that the first extension
  • the part and the second extension part can be detachably connected by the first magnetic body and the second magnetic body by the adsorption fit of the first magnetic body and the second magnetic body.
  • the cushion wraps the fitting part, so that the fitting part of the breathing mask does not directly contact the human face, and the oil secreted by the human face will not directly corrode the breathing mask, thereby increasing the service life of the breathing mask.
  • the detachable connection of the liner and the breathing mask also enables the liner to be replaced and cleaned, which is conducive to improving the hygiene of the breathing mask.
  • Figure 1 is a schematic diagram of a structure of the gasket of the application
  • Figure 2 is a schematic diagram of another structure of the gasket of the application.
  • Figure 3 is a schematic diagram of the state of the application when the cushion is installed on the breathing mask
  • Figure 4 is a schematic diagram of the state of the cushion and breathing mask of the application when in use.
  • fixed can be a fixed connection, a detachable connection, or a whole; It can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components, unless specifically defined otherwise.
  • fixed can be a fixed connection, a detachable connection, or a whole; It can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components, unless specifically defined otherwise.
  • This application proposes a breathing mask 2 applied to breathing equipment.
  • the embodiment of the present application provides a cushion 1, refer to 1, combined with Figs. 3 and 4.
  • the breathing mask 2 is formed with a fitting part 21.
  • the cushion 1 includes a cushion main body 11 and is arranged on the cushion main body 11.
  • the first extension 12 and the second extension 13 of the cushion body 11 are provided with a through opening 111, the first extension 12 is movably arranged on the outer edge of the cushion body 11, and the second extension 13 is movably arranged On the inner side wall of the opening 111, the first extension 12 is provided with a first magnetic attractor 121, and the second extension 13 is provided with a second magnetic attractor 131; when the gasket 1 is installed on the breathing mask 2, the gasket main body 11 At least partially abuts against the attaching portion 21, and the first extension portion 12 and the second extension portion 13 are attached to the attaching portion 21 through the adsorption and cooperation of the first magnetic attraction body 121 and the second magnetic attraction body 131.
  • the cushion 1 is made of various materials, such as a fabric woven from cotton or linen.
  • the cushion body 11 is attached to the human body's face, avoiding the fitting of the breathing mask 2
  • the part 21 is in direct contact with the face of the human body, thereby improving the comfort of wearing the breathing mask 2.
  • the liner 1 is in the shape of a thin sheet, and its shape can be various, such as circular, elliptical, oval, etc.
  • the shape of the liner 1 is adapted to the fitting part 21 of the breathing mask 2. So that the cushion 1 can cover the fitting part 21 to avoid exposure of certain parts of the fitting part 21, so that when the breathing mask 2 is used, the fitting part 21 will not come into contact with the human face and crush or scratch the human body. Face.
  • the breathing mask 2 is made of various materials, such as silicone and resin.
  • the breathing mask 2 has a cavity.
  • the breathing mask 2 is provided with a breathing port for the nose and mouth of the human body to pass through, and an elbow interface corresponding to the breathing port.
  • the breathing port and the elbow interface are connected to the cavity, and the elbow interface is provided It is an external elbow, which is connected to a gas supply device through the elbow, and the gas supplied by the gas supply device is input into the cavity through the elbow and the elbow interface for human breathing.
  • the fitting part 21 is formed at the end of the breathing mask 2, and the fitting part 21 may be integrally formed with the breathing mask 2, or may be formed separately from the breathing mask 2 and then connected to the breathing mask 2.
  • the material of the bonding part 21 may be silica gel, resin, etc., and is not limited here.
  • the fitting portion 21 is a closed ring structure, and the cross-sectional shape of the fitting portion 21 can be various, such as a circle, an ellipse, and an oval.
  • the shape of the port 111 can also be various, such as circular, elliptical, oval, and so on. Of course, the shape of the port 111 can also be any irregular shape.
  • the description of the shape of the port 111 here is only an exemplary description, and is not used to limit the shape of the port 111 to only the above-mentioned shape.
  • the technician can completely design the shape of the through hole 111 according to actual needs to fit different types of breathing masks.
  • the shape of the opening 111 can also be adapted to the shape of the breathing opening on the breathing mask 2.
  • the first extension portion 12 and the second extension portion 13 may be integrally formed with the cushion body 11, or they may be separately processed and formed and then connected to the cushion body 11 by means of seaming, bonding, etc. Not limited.
  • a sewing thread is provided at the connection between the first extension 12 and the cushion body 11, or at the connection between the second extension 13 and the cushion body 11, and the first extension 12 and the cushion are connected by the sewing thread.
  • the main body 11 is sewn together, or the second extension portion 13 and the cushion main body 11 are sewn together with a sewing thread.
  • the first extension part 12 and the second extension part 13 can be made of various materials, such as cotton cloth, linen cloth and so on.
  • the first magnetic body 121 and the second magnetic body 131 may be magnets, magnets, etc., which are not limited here.
  • the first magnetic attraction body 121 and the second magnetic attraction body 131 may be strip-shaped, waist-shaped, square, etc., which are not limited here.
  • the first extension part 12 and the second extension part 13 can be folded to the same side of the cushion body 11, so that the first magnetic attraction body 121 and the second magnetic attraction body 131 are attracted to each other and clamped in the shell of the breathing mask 2
  • the side wall of the lining body 11 abuts against the bonding portion 21, and the first extension portion 12, the second extension portion 13 and the cushion body 11 cooperate to wrap the bonding portion 21.
  • the technical solution of this embodiment adopts a first extension 12 provided on the outer side of the gasket main body 11 of the gasket 1 and a second extension 13 provided on the inner side wall of the through opening 111 of the gasket main body 11.
  • the first extension 12 and the second extension 13 can move on the gasket body 11, so that the first magnetic attraction 121 on the first extension 12 and the second magnetic attraction 131 on the second extension 13 can communicate with each other.
  • the first extension 12 and the second extension 13 can pass through the first magnetic attractor 121 and the second magnetic attractor 131 to encapsulate the laminating part 21, and the gasket 1 can also pass through the first magnet
  • the suction body 121 and the second magnetic suction body 131 are detachably connected to the shell of the breathing mask 2 by the suction cooperation.
  • the cushion 1 wraps the fitting part 21 so that the fitting part 21 of the breathing mask 2 does not directly contact the human face, and the oil secreted by the human face will not directly corrode the breathing mask 2, thereby improving The life span of the breathing mask 2.
  • the detachable connection of the liner 1 and the breathing mask 2 also enables the liner 1 to be replaced and cleaned, which is conducive to improving the hygiene of the breathing mask 2 in use.
  • the first extension portion 12 has a ring shape and is arranged around the edge of the gasket body 11; the second extension portion 13 has a ring shape and is arranged around the inner side wall of the through opening 111.
  • the first extension portion 12 and the second extension portion 13 are both ring-shaped structures, and the materials of the first extension portion 12 and the second extension portion 13 are both flexible materials, such as cotton cloth, linen cloth, etc.
  • the first extension 12 and the second extension 13 can be folded to the same side of the gasket body 11, so that the first magnetic attractor 121 and the second magnetic attractor 131 are attracted to each other.
  • the suction body 131 cooperates to clamp the side wall of the housing of the breathing mask 2 so that the cushion body 11 abuts against the fitting part 21, and the first extension part 12, the second extension part 13 and the cushion body 11 cooperate to wrap the fitting part 21 , Avoid direct contact between the fitting part 21 and the human face.
  • the first extension 12 is two first extension strips 122, the two first extension strips 122 are symmetrically arranged on both sides of the gasket 1, and the first magnetic attractor 121 is arranged on The first extension strip 122 is far away from the end of the gasket body 11; the second extension portion 13 is two second extension strips 132 spaced apart, each second extension strip 132 is arranged opposite to a first extension strip 122, and the second The suction body 131 is disposed at an end of the second extension belt 132 away from the cushion body 11.
  • the shape of the first extension band 122 and the second extension band 132 may be elongated, circular, irregular, etc., which are not limited here.
  • the first extension belt 122 and the second extension belt 132 can be made of various materials, such as cotton, linen, silicone, etc.
  • the first extension belt 122 and the second extension belt 132 can be integrally formed with the cushion body 11, and It may be separately processed and formed and then connected to the gasket body 11.
  • the cushion body 11 is detachably connected to the breathing mask 2 through the adsorption and cooperation of the first magnetic body 121 on the first extension belt 122 and the second magnetic body 131 on the second extension belt 132.
  • the lengths of the first extension belt 122 and the second extension belt 132 can be adjusted according to actual needs, so that the cushion 1 can be set to be suitable for breathing masks 2 of different specifications, and the applicability of the cushion 1 is improved.
  • the first extension belt 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; and/or, the second extension belt 132 includes two stacked first sandwich layers. Of the two second sandwich layers, the second magnetic attractor 131 is located between the two second sandwich layers.
  • the materials of the first sandwich layer and the second sandwich layer can be multiple, such as cotton cloth, linen cloth and so on.
  • the first magnetic attractor 121 can be sewn between the two first sandwich layers by stitching, and the second magnetic attractor 131 can be sewn between the two second sandwich layers by stitching. Therefore, the fixing of the first magnetic body 121 and the second magnetic body 131 on the first extension belt 122 and the second extension belt 132 can be made more reliable.
  • the first extension strip 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; the first extension strip 122 surrounds the first magnetic attractor 121 A sewing thread is arranged on the outer periphery of the car sewing thread, which connects the two first sandwich layers.
  • the first extension belt 122 is provided with a sewing thread on the outer periphery of the first magnetic attraction body 121, so that the first magnetic attraction body 121 is confined between the two first sandwich layers through the sewing thread.
  • the stitching line limits the range of movement of the first magnetic attraction body 121, prevents the first magnetic attraction body 121 from moving between the two first sandwich layers, and facilitates the first magnetic attraction body 121 and the second magnetic attraction body 131 Used in conjunction with.
  • the second extension belt 132 includes two second sandwich layers stacked, and the second magnetic attractor 131 is located between the two second sandwich layers; the second extension belt 132 surrounds the second magnetic attractor 131 There is a sewing thread on the outer periphery of the car, which connects the two second sandwich layers.
  • the second extension belt 132 is provided with a sewing thread on the outer periphery of the second magnetic attractor 131, so that the second magnetic attractor 131 is confined between the two second sandwich layers by the sewing thread.
  • the stitching line limits the range of movement of the second magnetic attraction body 131, prevents the second magnetic attraction body 131 from moving between the two second sandwich layers, and facilitates the second magnetic attraction body 131 and the first magnetic attraction body 121 Used in conjunction with.
  • the first extension strip 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; the first extension strip 122 surrounds the first magnetic attractor 121 A first adhesive part is provided on the outer periphery of the, and the two first sandwich layers are bonded by the first adhesive part.
  • the first adhesive portion can be formed by bonding two first sandwiching layers and performing hot pressing. After hot pressing, the part where the two first sandwiching layers are bonded is First adhesive part. Alternatively, after the two first sandwich layers are bonded together, a first adhesive portion capable of bonding the two first sandwich layers is formed between the two first sandwich layers by ultrasonic waves, high frequency waves, or the like.
  • the positioning of the first magnetic attractor 121 can be restricted by the arrangement of the first adhesive part, preventing the first magnetic attractor 121 from moving between the two first sandwiching layers, which is convenient for the second magnetic attractor 131 and the first magnetic Used in conjunction with the suction body 121.
  • the second extension belt 132 includes two second sandwich layers stacked, and the second magnetic attraction body 122 is located between the two second sandwich layers; the second extension belt 132 surrounds the second magnetic attraction body 122 A second adhesive part is provided on the outer periphery of the, and the two second sandwich layers are bonded through the adhesive part.
  • the second adhesive part can be formed by bonding two second sandwich layers and performing hot pressing. After hot pressing, the part where the two second sandwich layers are bonded is The second adhesive part.
  • a second adhesive portion capable of bonding the two second sandwich layers can be formed between the two second sandwich layers through ultrasonic waves, high frequency waves, or the like.
  • the first extension band 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; The first sandwich layer is bonded.
  • the first magnetic attractor 121 can be placed between the two first interlayers, and then processed by thermal compression, ultrasonic, high frequency, and other processing methods to make the upper and lower sides of the first magnetic attractor 121 Adhere to the two first sandwich layers.
  • the first magnetic attractor 121 and the two first interlayers can also be bonded by glue. In this way, the first magnetic attractor 121 can be prevented from moving between the two first sandwiching layers, which facilitates the coordinated use of the first magnetic attractor 121 and the second magnetic attractor 131.
  • the second extension band 132 includes two second sandwiching layers stacked, and the second magnetic attractor 131 is located between the two second sandwiching layers; opposite sides of the second magnetic attractor 131 are also connected to each other.
  • the two second sandwich layers are bonded together.
  • the second magnetic attractor 131 can be placed between the two second interlayers, and then processed by thermal compression, ultrasonic, high frequency, etc., to make the upper and lower sides of the second magnetic attractor 131 respectively Adhere to the two second sandwich layers.
  • the second magnetic attractor 131 can also be bonded to the two second interlayers through glue. In this way, the second magnetic attractor 131 can be prevented from moving between the two second sandwich layers, and the second magnetic attractor 131 can be used in conjunction with the first magnetic attractor 121.
  • the first extension belt 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; the second extension belt 132 includes two stacked first sandwich layers. Two sandwich layers, the second magnetic attractor 131 is located between the two second sandwich layers; the material of the first sandwich layer and the second sandwich layer is flexible and breathable fabric.
  • the flexible breathable fabric may be a cotton fabric, a linen fabric, etc., so that the materials of the first sandwich layer and the second sandwich layer are more skin-friendly, which can improve the comfort of the pad 1 in use.
  • the first extension 12 is a plurality of first extension straps 122 arranged at intervals, the plurality of first extension straps 122 are arranged around the outer wall of the cushion body 11, and the second extension 13 is a plurality of second extensions arranged at intervals. Extension straps 132, each of the second extension straps 132 is disposed opposite to a first extension strap 122.
  • the pad 1 passes through the plurality of first extension belts.
  • the belt 122 and the second extension belt 132 are installed on the breathing mask 2, which improves the reliability of the positioning of the cushion 1 on the breathing mask 2 and also improves the tightness of the connection between the cushion 1 and the breathing mask 2.
  • the first magnetic body 121 and the second magnetic body 131 are magnets or magnets.
  • magnets and magnets are easy to manufacture and low in cost, which is beneficial to reduce the manufacturing cost of the gasket 1.
  • magnets and magnets themselves also have certain physiotherapy effects, and are non-toxic and harmless to the human body.
  • the material of the pad body 11 is textile fiber.
  • textile fibers such as cotton fiber, silk fiber, artificial polyacrylonitrile fiber, etc.
  • the textile fiber can be woven into a fabric or cloth to form the cushion body 11.
  • the textile fiber has high strength, good toughness, softness and skin-friendliness, which can increase the service life of the cushion body 11, which fits the human face, and can improve the comfort of the breathing mask 2 when worn.
  • the pad body 11 includes a first air-permeable layer, an absorbent layer, and a second air-permeable layer that are stacked.
  • the first breathable layer or the second breathable layer is in contact with the human face, and both the first breathable layer and the second breathable layer are made of breathable materials.
  • the breathable materials can be cotton cloth, linen cloth, etc. It is not limited, and the first breathable layer or the second breathable layer can improve the comfort of the cushion 1 in use.
  • the absorbent layer is made of absorbent material, which can be cotton fiber, hair fiber, etc., and the absorbent layer is configured to absorb water vapor generated by human breathing and grease secreted by the human face, so as to prevent the respiratory mask 2 from being corroded or polluted.
  • the material of the first breathable layer and the second breathable layer is a flexible breathable fabric
  • the material of the absorption layer is a fiber that can absorb water and oil.
  • the flexible breathable fabric may be a cotton fabric, a linen fabric, etc., and the first breathable layer or the second breathable layer can improve the comfort of the cushion 1 in use.
  • the fiber that can absorb water and oil may be cotton fiber, animal hair fiber, etc., and the absorption layer is configured to absorb water vapor generated by human respiration and oil secreted by the human face, so as to prevent the respiratory mask 2 from being corroded or polluted.
  • the shape of the through opening 111 is one of a circle, an ellipse, and an oval.
  • the port 111 is set to pass through the nose and mouth of the human body, and the shape of the port 111 is one of circular, elliptical and oval, so that the port 111 can better adapt to the human nose. And the shape of the mouth, so as to improve the comfort of the breathing mask 2 in use.

Abstract

L'invention concerne un coussin (1), comprenant un corps principal de coussin (11) ayant une ouverture traversante (111), un côté externe du corps principal de coussin (11) étant pourvu d'une première partie d'extension (12), une paroi latérale interne de l'ouverture traversante (111) étant pourvue d'une seconde partie d'extension (13), la première partie d'extension (12) étant pourvue d'un premier corps d'attraction magnétique (121), et la seconde partie d'extension (13) étant pourvue d'un second corps d'attraction magnétique (131).
PCT/CN2019/109356 2019-04-26 2019-09-30 Coussin WO2020215613A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201920590830.2 2019-04-26
CN201920590830.2U CN210301966U (zh) 2019-04-26 2019-04-26 衬垫

Publications (1)

Publication Number Publication Date
WO2020215613A1 true WO2020215613A1 (fr) 2020-10-29

Family

ID=70136846

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/109356 WO2020215613A1 (fr) 2019-04-26 2019-09-30 Coussin

Country Status (2)

Country Link
CN (1) CN210301966U (fr)
WO (1) WO2020215613A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1243291A1 (fr) * 2001-03-23 2002-09-25 Shigematsu Works Co., Ltd. Filtre et masque respiratoire jetable, étanche à la poussière équipée d'un tel filtre
CN201235132Y (zh) * 2008-08-12 2009-05-13 黄健 防滑适形面罩
CN203408324U (zh) * 2013-06-26 2014-01-29 思眠安公司 一种呼吸面罩
CN104208789A (zh) * 2014-09-01 2014-12-17 北京怡和嘉业医疗科技有限公司 呼吸面罩
CN205337715U (zh) * 2016-02-22 2016-06-29 王艳霞 医用口罩
CN106075692A (zh) * 2016-07-29 2016-11-09 吴江富凯医用卫生用品有限公司 灵活可调医用呼吸面罩

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1243291A1 (fr) * 2001-03-23 2002-09-25 Shigematsu Works Co., Ltd. Filtre et masque respiratoire jetable, étanche à la poussière équipée d'un tel filtre
CN201235132Y (zh) * 2008-08-12 2009-05-13 黄健 防滑适形面罩
CN203408324U (zh) * 2013-06-26 2014-01-29 思眠安公司 一种呼吸面罩
CN104208789A (zh) * 2014-09-01 2014-12-17 北京怡和嘉业医疗科技有限公司 呼吸面罩
CN205337715U (zh) * 2016-02-22 2016-06-29 王艳霞 医用口罩
CN106075692A (zh) * 2016-07-29 2016-11-09 吴江富凯医用卫生用品有限公司 灵活可调医用呼吸面罩

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