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CN107361427A - Haze sponge mouth mask - Google Patents

Haze sponge mouth mask Download PDF

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Publication number
CN107361427A
CN107361427A CN201710678795.5A CN201710678795A CN107361427A CN 107361427 A CN107361427 A CN 107361427A CN 201710678795 A CN201710678795 A CN 201710678795A CN 107361427 A CN107361427 A CN 107361427A
Authority
CN
China
Prior art keywords
main body
haze
trim piece
sponge
ear band
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201710678795.5A
Other languages
Chinese (zh)
Inventor
刘小龙
刘洋
郭明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Xiaomi Mobile Software Co Ltd
Beijing Smartmi Technology Co Ltd
Original Assignee
Beijing Xiaomi Mobile Software Co Ltd
Beijing Smartmi Technology Co Ltd
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 Beijing Xiaomi Mobile Software Co Ltd, Beijing Smartmi Technology Co Ltd filed Critical Beijing Xiaomi Mobile Software Co Ltd
Priority to CN201710678795.5A priority Critical patent/CN107361427A/en
Publication of CN107361427A publication Critical patent/CN107361427A/en
Pending legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00Materials specially adapted for outerwear

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

A kind of haze sponge mouth mask of the disclosure, including mask main body, the Trim piece that is bonded with the mask main body and it is assembled to the Trim piece and the filtering body being incorporated in the mask main body.The mask main body and the Trim piece are integrally cut to respectively to the first ear band portion and the second ear band portion of mask main body both sides extension.The Trim piece includes coating to the first ear band portion and the elastic membrane of the second ear band portion, and to cause the first ear band portion to form the first elastic portion with reference to the elastic membrane, the second ear band portion forms the second elastic portion with reference to the elastic membrane.Mask main body accommodates filtering body, can filter pellet, improves the filter effect of sponge mouth mask.Elastic membrane is set in the first ear band portion and the second ear band portion, the tensile strength and screen resilience of the first ear band portion and the second ear band portion made of polyurethane sponge material can be improved.Mask main body is made of polyurethane sponge material, good appearance.

Description

Haze sponge mouth mask
Technical field
The disclosure belongs to amenities technical field, is related to a kind of haze sponge mouth mask.
Background technology
In the related art, common polyurethane sponge mouth mask has the characteristic of good appearance, and has to big particulate matter There is certain protection effect.However, in one group of test data, polyurethane sponge mouth mask is to PM0.3, PM2.5, PM10 etc. The rejection rate of tiny pellet is 5-10%, and therefore, common polyurethane sponge mouth mask is to pellet Protection effect is poor.And polyurethane sponge mouth mask includes mask main body and the ear band being fixed in mask main body, due to polyurethane The screen resilience of sponge is small, is easily broken off between ear band and mask main body, poor user experience.
The rejection rate of the haze mouth mask pellet tiny to PM0.3, PM2.5, PM10 etc. of specialty is More than 95%, it uses the filtering material (HEPA) with Electrostatic Absorption function to be made.However, such its surface of haze mouth mask Material is made of materials such as non-woven fabrics or spun laced fabrics, and texture is coarse, and aesthetic appearance is poor, and wearing comfort is poor.Mouth mask is close after wearing Seal that effect is poor, particularly the experiencer of wearing spectacles breathes out phenomenon in use, easily producing, and is not suitable as daily people and wears Use.
The content of the invention
In view of this, the disclosure provides a kind of haze sponge mouth mask.
Specifically, the disclosure is achieved by the following technical solution:
A kind of haze sponge mouth mask, including mask main body and the mask main body are provided according to the embodiment of the present disclosure The Trim piece of fitting and it is assembled to the Trim piece and the filtering body being incorporated in the mask main body, the mask main body It is described and the Trim piece is integrally cut to respectively to the first ear band portion and the second ear band portion of mask main body both sides extension Trim piece includes coating to the first ear band portion and the elastic membrane of the second ear band portion.
In one embodiment, the Trim piece also includes the sealing for protruding the mask main body, is used when mouth mask is in During state, the sealing is squeezed and Bending Deformation, so that sealing forms respiratory cavity with mask main body.
In one embodiment, the Trim piece includes the body being bonded with the mask main body, and the body is provided with Pneumostome, the sealing bend extension around the pneumostome and to the center position of the respiratory cavity.
In one embodiment, the elastic membrane is coated on a side surface of the body towards respiratory cavity.
In one embodiment, the body is made up with the sealing of polyurethane sponge material.
In one embodiment, the haze sponge mask also includes abutting to the support frame of the Trim piece, described Support frame is supporting the Trim piece and the mask main body.
In one embodiment, the support frame includes skeleton portion and intersected to the supporting part in the skeleton portion, the bone Frame portion supports the filtering body and the mask main body against to the Trim piece, the supporting part.
In one embodiment, the supporting part includes an at least support bar, and the both ends of the support bar are affixed to the bone Frame portion, and the support bar bends to shaped form.
In one embodiment, the mask main body includes main part, and the first ear band portion is from the main part to side Extension, the second ear band portion extend from the main part to opposite side, and the Trim piece conforms to the main part.
In one embodiment, the mask main body is made up of polyurethane sponge material.
In one embodiment, the haze sponge mouth mask also includes the breather valve for being assembled in the mask main body.
In one embodiment, the filtering body includes an at least filter layer, and the filtering body is filtering inhalable particles Thing.
The technical scheme provided by this disclosed embodiment can have the advantages that:
Mask main body accommodates filtering body, can filter pellet, improves the filter effect of sponge mouth mask.Veneer Part protrudes the surface of mask main body, and the face of experiencer can be made to be bonded with Trim piece, improves between experiencer and mask main body Breathing space, comfortable wearing.Trim piece is bonded with experiencer face, and both contacts area are small, improves mouth mask in face Obturation effect, avoids gas leakage and the problem of breathing out to glasses, and Consumer's Experience is good.Set in the first ear band portion and the second ear band portion Elastic membrane, the tensile strength and screen resilience of the first ear band portion and the second ear band portion made of polyurethane sponge material can be improved. Mask main body is made of polyurethane sponge material, good appearance.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not The disclosure can be limited.
Brief description of the drawings
Fig. 1 is a kind of main structure diagram of haze sponge mouth mask according to an exemplary embodiment.
Fig. 2 is a kind of configuration schematic diagram of haze sponge mouth mask according to an exemplary embodiment.
A kind of backsight structural representation of haze sponge mouth masks of the Fig. 3 according to an exemplary embodiment.
Wherein, mask main body 10;Main part 11;First ear band portion 12;Second ear band portion 13;Trim piece 20;Body 21; Sealing 22;Pneumostome 23;Elastic membrane 24;Support frame 30;Skeleton portion 31;Supporting part 32;Filtering body 40;Breather valve 50.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
It is only merely for the purpose of description specific embodiment in the term that the disclosure uses, and is not intended to be limiting the disclosure. " one kind " of singulative used in disclosure and the accompanying claims book, " described " and "the" are also intended to including majority Form, unless context clearly shows that other implications.It is also understood that term "and/or" used herein refers to and wrapped Containing the associated list items purpose of one or more, any or all may be combined.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the disclosure A little information should not necessarily be limited by these terms.These terms are only used for same type of information being distinguished from each other out.For example, do not departing from In the case of disclosure scope, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as One information.Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ... When " or " in response to determining ".
Fig. 1 is a kind of main structure diagram of haze sponge mouth mask according to an exemplary embodiment.Fig. 2 is A kind of configuration schematic diagram of haze sponge mouth mask according to an exemplary embodiment.As depicted in figs. 1 and 2, prevent Haze sponge mouth mask includes mask main body 10, the Trim piece 20 being bonded with mask main body 10 and is assembled to Trim piece 20 and is received The filtering body 40 being contained in mask main body 10.Mask main body 10 and the face of experiencer match, and it is from edge to middle part Heave to form protruding parts.Mask main body 10 is located at the face of experiencer, and its edge is bonded with the face of experiencer, and it protrudes Position is corresponding with the nose and mouth of user, enables air to enter in the space of protruding parts formation.Experiencer is using mouth During cover, nose and mouth compressing of the mask main body 10 to experiencer is small.
Trim piece 20 is fitted on the side surface that mask main body 10 contacts with the face of experiencer.Wherein, Trim piece 20 Positioned at the edge of mask main body 10, mask main body 10 and Trim piece 20 are integrally cut to respectively to the both sides of mask main body 10 The the first ear band portion 12 and the second ear band portion 13 of extension.Trim piece 20 pastes merga pass integral type cutting technique with mask main body 10 Excision forming, easy to process, neat in edge, structure are attractive in appearance.Hangers hole is provided with the first ear band portion 12 and the second ear band portion 13, First ear band portion 12 and the second ear band portion 13 are worn to the ear of experiencer by hangers hole, mask main body 10 is stretched in experience The face of person, it is convenient to wear.
Wherein, Trim piece 20 includes coating to the first ear band portion 12 and the elastic membrane 24 of the second ear band portion 13, elastic membrane 24 It can be made of polyurethane film (PU films, Polyurethane) material.In the first ear band portion 12 with being applied in the second ear band portion 13 Elastic membrane 24 is covered, the elastic force of the first ear band portion 12 and the second ear band portion 13 can be improved, to cause the first ear band portion 12 to combine Elastic membrane 24 forms the first elastic portion, and the second ear band portion 13 combines elastic membrane 24 and forms the second elastic portion.Worn in experiencer anti- During haze sponge mouth mask, the first ear band portion 12 and the second ear band portion 13 have appropriate elastic telescopic performance, improve the side of wearing Just property and service life.
In one embodiment, mask main body 10 is made up of polyurethane sponge material.The base material and mask main body of Trim piece 20 10 material is identical or different, as the base material of Trim piece 20 uses polyurethane sponge material;Or the base material of Trim piece 20 uses it Its flexible material is simultaneously connected with mask main body 10 by being connected medium, such as Trim piece 20 such as TPU (Thermoplastic Polyurethanes) material is made.
When the base material of Trim piece 20 is polyurethane sponge material, elastic membrane 24 is coated in one side surface.Trim piece 20 Straight forming is cut by integral type cutting technique with mask main body 10, to cause Trim piece 20 to be combined shape with mask main body 10 It is into a single integrated structure, avoid between the two using connection medium, high in machining efficiency, steady quality.By way of coating elastic gum Improve the tensile strength and screen resilience of the first ear band portion 12 and the second ear band portion 13 made of polyurethane sponge material.
Trim piece 20 is in integrative-structure with the processing of mask main body 10, and it protrudes the surface of mask main body 10 and is located at mouth mask master The medial surface contacted on body 10 with experiencer.In a state of use, Trim piece 20 is bonded with the face of experiencer, improves experiencer With the breathing space between mask main body 10, comfortable wearing.Trim piece 20 is bonded with experiencer face, and both contacts area are small, Obturation effect of the mouth mask in face is improved, avoids gas leakage and the problem of breathing out to glasses, Consumer's Experience is good.Mask main body 10 is adopted It is made of polyurethane sponge material, good appearance.
A kind of backsight structural representation of haze sponge mouth masks of the Fig. 3 according to an exemplary embodiment.Such as Fig. 2 and Shown in Fig. 3, in one exemplary embodiment, mask main body 10 includes main part 11, the main body 11 to one of the first ear band portion 12 Side extends, and the main body 11 of the second ear band portion 13 extends to opposite side.The edge of the main body 11 of Trim piece 20 is to center position Extension, Trim piece 20 include sealing 22, the sealing 22 shape loop configuration in curved surface.The sealing 22 protrusion main part 11 Surface and to main part 11 center position bend, its one end located at Trim piece 20 body 21 on, the end of its other end Freely.
When mouth mask is worn to the face of experiencer, i.e., mouth mask is under use state.First ear band portion 12 and the second ear Band portion 13 wears the mutual extruding for the face for the ear of experiencer and tensioning, making sealing 22 and experiencer and causes sealing 22 occur elastic deformation, so that being sealed against each other between mouth mask and face's contact surface of experiencer.Sealing 22 and mouth mask master Body 10 forms the respiratory cavity of a closing, and air is entered in respiratory cavity through main part 11, and the barrier propterty of mouth mask is good.Pass through sealing Portion 22 contacts with the face of experiencer, can reduce the contact area between mouth mask and experiencer, and sealing 22 is with first The ear band portion 13 of ear band portion 12 and second transmits the increase of pressure and produces deformation, and sealing 22 is fitted tightly over the face of experiencer Portion, good sealing effect, situations such as so as to avoid breathing out.
In one embodiment, Trim piece 20 includes the body 21 being bonded with mask main body 10, is provided with body 21 Pneumostome 23, the pneumostome 23 are located at the centre of body 21.Sealing 22 is on body 21 and around pneumostome 23, the end of sealing 22 bends extension to the center position of respiratory cavity.
When Trim piece 20 conforms to mask main body 10, a side surface and the mask main body 10 of body 21 are bonded to each other, bullet Property film 24 is coated on another side surface of the body 21 towards respiratory cavity.In one embodiment, body 21 and sealing 22 by Polyurethane sponge material is made, and Trim piece 20 is combined into one with mask main body 10 by integral type cutting technique.Trim piece 20 Be integrally formed with mask main body 10, sealing 22 and mask main body 10 are located at the both sides of body 21 respectively, and sealing 22 to The center position extension of respiratory cavity.
When mouth mask is worn to experiencer, sealing 22 is mutually extruded with face and the center position deformation to respiratory cavity is prolonged Stretch, so as to expand the distance of the face of experiencer and the inner surface of mask main body 10.One is installed in the centre bit of Trim piece 20 to exhale Suction inlet 23, the pneumostome 23 is corresponding with the snoot of experiencer, further increases face and the mask main body 10 of experiencer The distance of inner surface.The inner space increase of respiratory cavity, can wearing experiencer, the compressing being subject to after mouth mask is small, and breathing is suitable Freely, Consumer's Experience is good.
It is noted that filtering body 40 is fitted on body 21, its edge is connected with each other with Trim piece 20.The filtering Body 40 includes an at least filter layer, to filter pellet.Air enters after body 21 and filtering body 40 filter The respiratory cavity so that air pass through multi-filtering, can effectively cross air filtering in pellet, improve sponge mouth mask pair The filter effect of pellet.
With continued reference to Fig. 2 and Fig. 3, in one exemplary embodiment, haze sponge mask also includes support frame 30, should Support frame 30 is the hemispherical curved-surface structure of hollow out, and its end face is against to Trim piece 20 and supporting Trim piece 20, its curved face part Divide the dimensionally stable for support mask main body 10, making it keep respiratory cavity.
In one embodiment, support frame 30 includes skeleton portion 31 and intersected to the supporting part 32 in skeleton portion 31, skeleton portion 31 are adapted with the binding site of face, such as set the groove closed with nose bridge distribution, the both sides and cheek position in skeleton portion 31 Shape be adapted.Trim piece 20 is formed with sealing 22 between mask main body 10, and skeleton portion 31 is against to Trim piece 20 and in the coverage of sealing 22, skeleton portion 31 is covered by Trim piece 20, and skeleton portion 31 and the face of experiencer Portion is not directly contacted with, comfortable wearing.The ease of assembly of support frame 30 is between mask main body 10 and Trim piece 20, to Trim piece 20 It is good with the support effect of the edge of mask main body 10.
Supporting part 32 is supporting filtering body 40 and mask main body 10.Wherein the shape of supporting part 32 includes latticed hemisphere (central point is in preset angle between adjacent connecting rod to some connecting rods of external radiation for shape curved surface, radiation dome shape hemispherical curved surface Degree) and bending the hemispherical curved surface etc. that is formed of support bar.In one embodiment, supporting part 32 includes an at least support bar, branch The both ends of strut are affixed to skeleton portion 31, and support bar bends to shaped form.Supporting part 32 is by support bar to mask main body 10 And filtering body 40 is supported, effectively the shape of maintenance respiratory cavity, Consumer's Experience are good.
It is noted that with continued reference to Fig. 2 and Fig. 3, haze sponge mouth mask also includes being assembled in mask main body 10 Breather valve 50.The breather valve 50 turns on respiratory cavity, the valve of breather valve 50 is opened during expiration, so that waste gas is rapid in respiratory cavity Exclude, reduce feeling of oppression and heat when using haze sponge mouth mask, and close the valve of breather valve 50 during air-breathing, bypass air through Mask main body 10 and filtering body 40 enter respiratory cavity, so as to avoid the air with pellet from entering in respiratory cavity, use Family is experienced, and protection effect is good.
These are only the preferred embodiment of the disclosure, not to limit the disclosure, all spirit in the disclosure and Within principle, any modification, equivalent substitution and improvements done etc., it should be included within the scope of disclosure protection.

Claims (12)

  1. A kind of 1. haze sponge mouth mask, it is characterised in that the Trim piece that is bonded including mask main body, with the mask main body, And it is assembled to the Trim piece and the filtering body being incorporated in the mask main body, the mask main body and the Trim piece one Body is cut to include the first ear band portion from coating to mask main body both sides extension and the second ear band portion, the Trim piece respectively To the first ear band portion and the elastic membrane of the second ear band portion.
  2. 2. haze sponge mouth mask according to claim 1, it is characterised in that the Trim piece also includes protruding the mouth The sealing of cover main body, when mouth mask is in use state, the sealing is squeezed and Bending Deformation, so that sealing and mouth Cover main body forms respiratory cavity.
  3. 3. haze sponge mouth mask according to claim 2, it is characterised in that the Trim piece includes and the mouth mask master The body closed is shown consideration for, the body is provided with pneumostome, the circular pneumostome of the sealing and to the respiratory cavity Center position bending extension.
  4. 4. haze sponge mouth mask according to claim 3, it is characterised in that the elastic membrane is coated on the body Towards a side surface of respiratory cavity.
  5. 5. haze sponge mouth mask according to claim 3, it is characterised in that the body is with the sealing by gathering Urethane sponge material is made.
  6. 6. haze sponge mouth mask according to claim 1, it is characterised in that the haze sponge mask also includes supporting It is connected to the support frame of the Trim piece, the support frame is supporting the Trim piece and the mask main body.
  7. 7. haze sponge mouth mask according to claim 6, it is characterised in that the support frame includes skeleton portion and phase Hand over to the supporting part in the skeleton portion, the skeleton portion against to the Trim piece, the supporting part support the filtering body and The mask main body.
  8. 8. haze sponge mouth mask according to claim 7, it is characterised in that the supporting part includes at least one support Bar, the both ends of the support bar are affixed to the skeleton portion, and the support bar bends to shaped form.
  9. 9. haze sponge mouth mask according to claim 1, it is characterised in that the mask main body includes main part, institute State the first ear band portion from the main part to side to extend, the second ear band portion extends from the main part to opposite side, institute State Trim piece and conform to the main part.
  10. 10. haze sponge mouth mask according to claim 1, it is characterised in that the mask main body is by polyurethane sponge Material is made.
  11. 11. haze sponge mouth mask according to claim 1, it is characterised in that the haze sponge mouth mask also includes It is assembled in the breather valve of the mask main body.
  12. 12. haze sponge mouth mask according to claim 1, it is characterised in that the filtering body includes at least one filtering Layer, the filtering body is filtering pellet.
CN201710678795.5A 2017-08-10 2017-08-10 Haze sponge mouth mask Pending CN107361427A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710678795.5A CN107361427A (en) 2017-08-10 2017-08-10 Haze sponge mouth mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710678795.5A CN107361427A (en) 2017-08-10 2017-08-10 Haze sponge mouth mask

Publications (1)

Publication Number Publication Date
CN107361427A true CN107361427A (en) 2017-11-21

Family

ID=60309429

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710678795.5A Pending CN107361427A (en) 2017-08-10 2017-08-10 Haze sponge mouth mask

Country Status (1)

Country Link
CN (1) CN107361427A (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1230233A (en) * 1996-07-15 1999-09-29 金伯利-克拉克环球有限公司 Film-nonwoven laminate containing adhesively-reinforced strectch-thinned film
CN1694804A (en) * 2002-11-27 2005-11-09 金伯利-克拉克环球有限公司 Extensible laminate of nonwoven and elastomeric materials and process for making the same
CN101553361A (en) * 2006-09-27 2009-10-07 金伯利-克拉克环球有限公司 Elastic composite having barrier properties
CN101778648A (en) * 2007-08-16 2010-07-14 金伯利-克拉克环球有限公司 The disposable respirator that has exhalation vents
CN102715671A (en) * 2012-06-27 2012-10-10 孙新凯 Respirator capable of preventing water vapor from covering glasses due to respiration
CN103815590A (en) * 2014-03-04 2014-05-28 四川省多持生物科技有限公司 Once formed anti-fogging mask structure based on sponge and production technique thereof
CN203816109U (en) * 2014-02-27 2014-09-10 深圳市安保科技有限公司 Breathing mask
CN204120292U (en) * 2014-10-31 2015-01-28 李子晗 A kind of mouth mask of multiple filtration
CN204191652U (en) * 2014-11-18 2015-03-11 中国人民解放军军事医学科学院卫生装备研究所 A kind of electret air particle protective mask with one-way breather valve
CN204259883U (en) * 2014-11-25 2015-04-15 江苏宜美健生物技术有限公司 Spatial folding mouth mask
CN205055245U (en) * 2015-10-26 2016-03-02 杨宇坤 Intelligence gauze mask
CN207054894U (en) * 2017-08-10 2018-03-02 北京小米移动软件有限公司 Haze sponge mouth mask

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1230233A (en) * 1996-07-15 1999-09-29 金伯利-克拉克环球有限公司 Film-nonwoven laminate containing adhesively-reinforced strectch-thinned film
CN1694804A (en) * 2002-11-27 2005-11-09 金伯利-克拉克环球有限公司 Extensible laminate of nonwoven and elastomeric materials and process for making the same
CN101553361A (en) * 2006-09-27 2009-10-07 金伯利-克拉克环球有限公司 Elastic composite having barrier properties
CN101778648A (en) * 2007-08-16 2010-07-14 金伯利-克拉克环球有限公司 The disposable respirator that has exhalation vents
CN102715671A (en) * 2012-06-27 2012-10-10 孙新凯 Respirator capable of preventing water vapor from covering glasses due to respiration
CN203816109U (en) * 2014-02-27 2014-09-10 深圳市安保科技有限公司 Breathing mask
CN103815590A (en) * 2014-03-04 2014-05-28 四川省多持生物科技有限公司 Once formed anti-fogging mask structure based on sponge and production technique thereof
CN204120292U (en) * 2014-10-31 2015-01-28 李子晗 A kind of mouth mask of multiple filtration
CN204191652U (en) * 2014-11-18 2015-03-11 中国人民解放军军事医学科学院卫生装备研究所 A kind of electret air particle protective mask with one-way breather valve
CN204259883U (en) * 2014-11-25 2015-04-15 江苏宜美健生物技术有限公司 Spatial folding mouth mask
CN205055245U (en) * 2015-10-26 2016-03-02 杨宇坤 Intelligence gauze mask
CN207054894U (en) * 2017-08-10 2018-03-02 北京小米移动软件有限公司 Haze sponge mouth mask

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