KR20210155329A - the mask in which the air supplying apparatus for the condensated water prevention is included - Google Patents

Abstract

The present invention relates to a mask equipped with an air supply apparatus for condensed water prevention. More specifically, the present invention is to change an uncomfortable atmosphere, caused by condensed water formed by the temperature change according to the four seasons on the inner surface of the mask, mainly due to the temperature of the cold air outside during the cold season, into a fresh atmosphere and provide the same to a wearer, and prevents contamination by fine dust, viruses, and the like. In addition, the present invention is to provide the mask which allows a user to easily communicate with the other party by amplifying the speech voice when talking or giving a speech in a non-face-to-face state when using the mask.

Description

The mask in which the air supplying apparatus for the condensated water prevention is included}

The present invention relates to a mask equipped with an air supply device for preventing condensate to the mask wearer, and more particularly, the temperature change according to the four seasons on the inner surface of the mask mainly due to the temperature of the cold air outside in the cold season, especially in the hot and cold season It is an invention that provides an uncomfortable atmosphere to the wearer as a fresh atmosphere by using his or her own body temperature due to condensate and dullness generated by breathing, as well as preventing contamination of fine dust and viruses.

In addition, although the droplets generated when the mask is used are easily communicated to the other party using the flow of air, it is required to provide a mask that can effectively prevent infection of the virus that is scattered by the droplets scattered on the air shelf.

However, non-face-to-face conversations are increasing due to the contamination of the virus infection caused by the corona crisis. Therefore, a structure for hygienically discharging droplets generated during pronunciation while wearing a mask is required.

This is because the structure that inhales the air inhaled while walking requires hygienic inhalation by wearing a mask for reinforcing fine dust and virus filtering. This causes dullness, and in winter, moisture is condensed due to the cold outside, so the condensed water provides an unpleasant atmosphere to the breather.

In addition, as it is worn on the face, in face-to-face or non-face-to-face conversation, wearing a mask creates an unfavorable condition for conversational expression, so the provision of a functionally reinforced mask is required.

In general, if you go out in the cold season, you are wearing a face mask while protecting your body temperature by wearing a thick coat, scarf, scarf, and cold cap.

Here, in the cold winter, the low temperature causes condensation of water droplets such as condensed water on the cover plate, and the formation of excessive moisture in summer causes discomfort to the wearer, which mostly occurs in the mouth or nose.

Therefore, according to the provided in No. 10-2017-13413, which was applied for prior invention, in order to effectively filter fine dust scattered in the air, the water contained in a separate container on the non-woven fabric for filtering, ? It was provided for stable breathing by adsorption of fine dust by the coagulation force of the

In addition, fundamentally, it provides a functional effect that requires an idle space (hereinafter referred to as a space) for breathing, which is a dry condition in a space so that the air intake and exhaust hoses are connected to the space, and the pronunciation of voices is correct when talking to each other A comfortable environment is required by the provision of the

In the present invention, the cloth (cloth) for manufacturing clothes to be worn on the body by a pedestrian while walking is formed of a weave in which a fine mesh is formed, and the fine mesh is provided with a function of filtering fine dust while passing air will be.

In addition, hair grows on the wearer's head, which produces a warming effect in its own way, and for most mask wearers, the movement of breathing air is converted to the body temperature of the head due to the temperature difference formed by the use of the mask as well as clothing and hats. By reinforcing it, it is to increase the convenience of breathing for the wearer.

In addition, the non-woven fabric bag or tube-type belt assembled with a non-woven fabric that filters while hanging on the inside of the clothes worn on the wearer's body forms an inner space (m) like a balloon with elastic restoring force, and filters the air by suction At the same time, it is provided as a container-type non-woven bag so that a predetermined suction air permeates and fills the inner space (m) of the non-woven bag.

Therefore, by inserting the end of the suction hose provided in the mask of the present invention into the inside of the clothes and raising the temperature on the head with a hat that covers the head, as a result, it is to provide a role of reinforcing the exhaust power of the breathed air.

In addition, in the mask of the present invention, the suction hose is lowered over the chest or waist and at the same time connected with a suction pump to provide for breathing air inhaled from an appropriate part of the body wearing clothes, the structure is for inhalation of clean air.

In addition, in order to supply air to the mask, which is the main part of the present invention, as an assembly connection to a duct pipe installed in a building, it is to provide simplification when used for a long time while sitting in a chair indoors.

In addition, as a connection of a loudspeaker (speaker) to a microphone for performing a speech to a large number of listeners, with respect to a mask worn on the face in the corona era, by easily inducing the flow of air in the mask worn in close contact with the face, This is to reinforce accurate speeches for a long period of time, and at the same time provide stable and complete flame-retardant or fine dust filtering effects.

In order for the wearer 55 to protect the body temperature from the harsh cold in the cold season, the wearer 82, the coat 57 is worn, the scarf 58 or the scarf 58' is wound around the neck, and a hat 56 is put on the head. ), while the wearer 55 walking or going out while breathing, in order to breathe clean air while preventing the infection of fine dust and Corona 19 virus, the nose formed on the face 54 of the wearer 55 In the mask worn by assembling the mask 48 formed of the cover stand 63 and the close contact portion 64 to the chin 60 and to the ear wheel 57 with a hanging string 53,

The convex part 63' provided in the central part of the cover stand 63 and the through-hole 69 penetrating separately from the upper and lower portions of the convex part 63' as a connecting grove 71, and The exhaust hose 66 and the suction hose 68, which are assembled separately, are connected to the rear section of the head 59 of the wearer 55, and the outlet 78 is passed through the end section of the exhaust hose 66 The invention provided by providing the air catcher 73' provided at the end of the suction hose 68, and the hanging string 53 and the exhaust hose 66 to be coupled to the assembling ring 72 by means of an assembly ring. to be.

In addition, an exhaust hose 66 that forms a discharge section (k) formed by covering the wearer's head (59), and further connects to the discharge section (k) so as to be ejected;

The end of the exhaust hose 28 connected to the through hole 69 penetrating through the cover stand 63 is provided with a connecting curved hole 71 to provide connection and separation,

A perforated outlet 69' is provided in the cap 56 so that the breathed air discharged in the discharge section (k) is discharged,

The contact part 64 provided in the side part 65 of the mask 48 that covers up to the nose and chin 60 of the face 54, and the buffer space b convexly while being surrounded by the contact part 64 ), connect the exhaust hose 66 to the protruding housing wall 65 and the buffer space (b) to pass through the outlet 69"

The supply hose 68 protrudes while penetrating the lower side wall c so that the housing wall 65 protrudes, and the housing wall 65 protrudes downward while penetrating the upper side wall d so that the housing wall 65 protrudes. It is an invention that is provided as a vest 82 of the waist 58 and a suction hose 68 assembled with a belt.

In addition, an air pump 80 that operates randomly is assembled in the supply hose 68, and a non-woven fabric bag 84 capable of air filtering is provided at the end, and a hose connection pin provided in the non-woven fabric bag 84 ( 87) and the supply pipe 89 connected from the duct pipe 90, which is a separate clean facility, to connect and separate the fresh air with the connection pin 87' as needed,

The material of the non-woven bag 84 is flexible and the inner space for storing air is a resilient non-woven fabric, and the formation of an elastic inner space (m) in which the air permeated into the wearer 55 body is filled by filtering,

It is an invention in which a plug 73 to which the microphone 75 is assembled to the housing wall 65 is provided so that conversations, speeches, etc. of the wearer 55 are transmitted by volume amplification.

In addition, the photovoltaic module 70 fixed to the belt 86 and the fixture 88 so that the passage gap 92 of air is provided to the outside of the garment 82, and the nonwoven fabric fixed to the passage gap 92 The power generated from the envelope 84' and the photovoltaic module 70 is connected to the pump 77, where operation is repeated in a certain cycle, so that the flow of air to the hose 68 is supplied in accordance with the breathing in a cyclical constant flow and The invention is provided so that the exhaust is formed.

When wearing a mask, it is provided to wet the face with sweat, etc., or to achieve a circulation process for breathing air in accordance with breathing in an eco-friendly way when talking to the other party. It is an invention that provides the effect of providing an eco-friendly mask by providing it to be easy.

1 is an exploded partial perspective view of the main part of the present invention;
Figure 2 is a partial perspective view of an assembled state with respect to the main part in Figure 1;
Fig. 3 is a front view of the main part of Fig. 1 in a state of use;
4 is a partially cut-away state diagram in one embodiment of the main part of the present invention;
Fig. 5 is a cross-sectional view of the main part in Fig. 4 in an enlarged operating state;
6 is a cross-sectional view of a state continuously operated from the main part in FIG. 5;
Fig. 7 is a partially cut-away perspective view of the main part in Fig. 6 in a state of use;
Fig. 8 is a partial perspective view of a side state with respect to the main part in Fig. 7;
Fig. 9 is a partial perspective view of another embodiment of the subject matter of the present invention;
Fig. 10 is an enlarged partial perspective view of the main part in Fig. 9;

Hereinafter, the configuration of the most preferred embodiment of the present invention will be described in detail based on the accompanying drawings.

That is, FIG. 1 is an isolated partial perspective view of the main part of the present invention, FIG. 2 is a partial perspective view of the main part in FIG. 1 in an assembled state, and FIG. 3 is a front view of the main part in use state in FIG.

In addition, Figure 4 is a partially cut-away state diagram in one embodiment of the main part of the present invention, Figure 5 is an enlarged cross-sectional view of the main part in Figure 4 in an operating state, Figure 6 is a state continuously operated from the main part in Figure 5 7 is a partially cut-away perspective view of the main part in use in FIG. 6, and FIG. 8 is a partial perspective view of the main part in a side state in FIG. Also, Fig. 9 is a partial perspective view of another embodiment of the main part of the present invention, and Fig. 10 is an enlarged partial perspective view of the main part in Fig. 9 .

Therefore, the present invention is to insert into the inside of the clothing 49 or hat worn on the body of the wearer 55 in a state in which fine dust or yellow dust spreads thickly due to the structure of the weather, causing difficulty in breathing while walking, which is the body and to an invention providing a filtering effect in loosely worn clothing.

In addition, when the wearer wearing the mask wears it for a long time, it is provided to relieve the wearer's discomfort due to the dullness or the formation of condensate that occurs in cold and hot season, respectively. Also, in the case of conversation or speech, the transmission of pronunciation is disturbed by wearing a mask It is an invention to solve the problem of being equipped with a microphone.

Therefore, as the housing wall 65 forming the buffer space (b) in the cover stand 63 of the mask, and the exhaust and supply hoses 66 and 68, respectively, up and down, respectively, breathing and exhaust are induction, convenient breathing In order to provide a non-woven fabric bag 84 at the end of which the end of the supply hose 68 is lowered to the chest region, the non-woven fabric bag 84 wrapped with the clothes 82 provides an air filtering effect. , The end of the exhaust hose is connected to each other, and the discharge of the breathed air is passed through the outlet at the connection part, and a plug 73 to which the microphone 75 is assembled to the housing wall 65 is provided. , an invention that provides reinforcement for communication to the audience as amplification of sound during conversation.

Therefore, when the main part of the present invention is described in detail based on the accompanying drawings,

In the mask 48, which is inevitably worn due to air pollution, in order to provide an easy environment for breathing, which is the object of the present invention, if described in detail based on the accompanying FIGS. 1 to 3,

In order for the wearer 55 to protect the body temperature from the severe cold in the cold season in daily life, the wearer wears clothes 82 and a coat 57, and wraps it around the neck with a scarf 58 or a scarf 58', and puts it on the head. In order to prevent virus contamination while the wearer 55, who walks or goes out while wearing a hat 56, breathes, the nose and chin 60 formed on the face 54 of the wearer 55 to hang It is used as a mask 48 assembled to the ear wheel 57 with a hanging string 53 so as to be in close contact with the cover stand 63 and the contact portion 64 .

Therefore, the air breathed in the mask 48 to be worn passes through the suction and exhaust hoses 68 and 66 connected to both edges of the upper and lower sides of the cover stand 63 through the back side of the head where possible hair is accumulated. By discharging body temperature by heating in the section, it relates to an invention that provides a structure that is provided to discharge body temperature by use.

Therefore, as an invention provided to supply body temperature and air covered with clothes and filtered air to the mask 48,

The convex part 63' provided in the central part of the cover stand 63 and the through-hole 69 penetrating separately from the upper and lower portions of the convex part 63' as a connecting grove 71, and The exhaust hose 66 and the suction hose 68, which are assembled separately, are connected to the rear section of the head 59 of the wearer 55, and the outlet 78 is passed through the end section of the exhaust hose 66 It is an invention constituted by the provision of an air filter 73' provided at the end of the suction hose 68. In addition, in order to effectively discharge the breathed air from the exhaust hose 66, a hanging string 53 for fastening the mask 48 to the pinna 53 and an assembling ring 72 to the exhaust hose 66 The exhaust hose 66 is inserted into the thick hair formed by agglomeration in the rear section of the head 59, thereby accelerating the exhaust by body temperature.

Here, the formation of water droplets such as condensed water condensed on the cover plate 63 of the mask 48, which is formed by breathing at a low temperature that occurs in a particularly cold season, is the body temperature of the air flowing into the suction hose 68, which will be described later. In the discharge section (k) formed by covering the head 56 as well as heating to the same temperature as the heating of the body temperature emitted from the head 56, the exhaust through the outlet 69' of the exhaust hose 66 is reinforced. It is an invention that provides a fresh feeling to the wearer by providing it. Here, in order to facilitate the discharge of the breathed air into the buffer space (b) of the mask 48, the suction hose 68 is extended to the contact of the nose and the exhaust hose 66 is connected to the face, but the outlet 69 " perforate

Therefore, the wearer 55 is connected to each other in the rear section of the head 59, and the end of the exhaust hose 66 assembled at the rear is provided in the outlet section k, and the cap 56 is perforated outlet ( 69') is an invention provided by providing it to be discharged.

Therefore, the moisture generated during breathing of the wearer 55 in the cover stand 63, which is the main part of the present invention, is condensed into moisture by condensed water formed in the cold weather of the severe cold season. It is an invention that solves the inconvenience caused by water droplets.

In addition, as a garment 82 to be worn on the body of the wearer 55, which is the main part of the present invention.

Here, it is an invention for providing an exhaust hose 66 that separately protrudes through the upper and lower portions of the cover stand 64 and a suction hose 68 that penetrates through the lower portion.

Here, in the connection to the end of the suction hose 68, an air filter 73' is provided to provide suction of clean air by filtering the air sucked into the end of the suction hose 68 inserted into the inside of the clothes. It is an invention that has

In addition, the suction hose 68 is a mask provided by tying it to be connected to the belt 100 of the wearer 55 while being fixed to the neck with a scarf 58'.

Therefore, in the case of tying the wearer's 56 with the waist 58 part, it is primarily to filter fine dust with clothes or vest 82, and secondly to provide to inhale the air warmed by the wearer's body temperature This invention is an invention that provides an eco-friendly health effect that prevents condensation of water condensed on the mask 55 in a cold season by providing a process of filtering intake air and warm air in a cold season in particular.

Therefore, a detailed description of the structure and use of the mask 48 is

As the provision of the housing wall 65 protruding so as to form a buffer space b convexly while wrapping the edge of the mask 48 covering up to the nose and chin 60 of the face 54 with the close contact part 64 , The buffer space (b) provides an increase in hygiene for the face by providing an expansion of the movement space of the breathing air, which is the object of the present invention.

In addition, in order to reinforce the mask structure for the sanitary flow of air for respiration, the exhaust hose 66 protrudes while penetrating the upper side wall d of the buffer space b from which the housing wall 65 protrudes and , In the housing wall 65, while penetrating the lower side wall (c), it protrudes downward in a long direction, and is provided as a suction hose 68 assembled to the vest 82 in the waist 58 region. .

In addition, in order to effectively assemble and discharge the air exhausted by breathing, assemble the hanging string 53, and assemble it with a connection in the rear section of the head 59, and an outlet in the rear section of the assembled head 59 A discharge section (k) is formed by passing through (69), and while fixing the discharge section (k) of the exhaust hose 66, a hat 56 is placed on the head 53 to keep the head warm in the cold season. Zoom is the preferred invention.

Therefore, the ends of the exhaust hose 66 are connected to each other, the outlet 69 is passed through the connected end portion, and the head 59 is covered with a hemispherical hat 56 to cover the outlet 69,

In addition, the description for providing a practical structure for discharging or inhaling air as well as explanation or conversation to the audience while wearing the mask 48 is that the original breathing is performed by continuously repeating inhalation and exhaustion. Therefore, when described in detail based on the accompanying Figures 4 to 8,

It is preferable to exhaust the exhaust hose 66 in the rear direction of the head 59 by assembling the exhaust hose 66 protruding from the upper side of the cover stand 64 to a longer length.

In addition, in order to supply air to be sucked in, an air pump 80 that is randomly operated in a repeating cycle according to the breathing order of the worker, suction and exhaust, is assembled to the suction hose 68, but the suction hose 68 To be connected to the lower end, it is provided with a non-woven fabric bag 84 that allows air filtering while maintaining restoration and elasticity.

This is the detailed description of the non-woven bag 84, so that the air to be inhaled is kept warm at the wearer's body temperature, the air filled in the space (s) separated from the body with the clothes worn inside the inner space ( m) As an invention for sucking the air introduced into (m') from the suction hose 68 to the air pump 80 as a mask, it is preferable to mainly use it by fixing the wearer's waist 58 with a belt 86. It is an invention that

Therefore, the nonwoven bag 84 and the supply pipe 89 are provided with connecting pins 87 and 87 ′ respectively assembled for hoses, and the air kept warm by the body is sucked in the filtered air from the bag formed of the nonwoven fabric structure. It is an invention that provides an effect.

In addition, when working or breathing in an indoor environment in extreme conditions or in an indoor environment with extremely poor ventilation, separately supply clean air from the outside.

In order to supply fresh air from the supply pipe 89 connected to the duct pipe 90, which is a clean facility provided in a separate building, to the mask according to the volume restoration properties of the elastic inner space (m) (m') of the nonwoven bag 84 It is an invention to provide.

Therefore, as an invention in which air is provided according to the order of breathing as fresh air to the respirator, that is, a nonwoven bag 84 formed of an inner space (m) (m ') that is resilient to fit the breathing conditions is provided, which is a nonwoven fabric It is an invention that utilizes an envelope formed of a non-woven fabric that stores air with resiliency that is compressed while inflating due to the flexibility of the envelope 84 .

Therefore, in the inner space (m) of the nonwoven bag (84), the air first filtered between the body of the wearer (55) and the clothes is stored by suction in the inner space (m), which is the inner space while the wearer breathes The process of narrowing the air stored in (m) of the nonwoven bag 84 is an invention that provides to be sucked into the mask as well as compressed into the inner space (m') in accordance with the wearer's inhalation.

In addition, in the state of wearing the mask, which is the main part of the present invention, when talking or giving a lecture to each other, especially in summer, it is difficult to have a conversation due to sweat or moisture emitted from the face. In the state of giving, communication becomes very difficult.

Therefore, it is an invention that supplies the air for breathing to the face and at the same time provides a speaker and a mask for voice expansion for conversation on the housing wall 65 to facilitate conversation with the public.

In addition, if the wearer 55, which is an embodiment of the mask 48 of the present invention, describes a mask for conversation with the public and a lecture explanation based on the accompanying FIGS. 7 to 8,

While the wearer 55 of the mask 48 provided in the present invention is breathing, a discharge section k formed by putting the cap 56 on the wearer's head 59 is formed as provided above, An exhaust hose 66 that further connects to the discharge section (k) and ejects;

It is an invention for supplying air heated to the wearer's body temperature to the invention provided by providing a perforated outlet 69' in the cap 56 so that the breathed air discharged in the discharge section (k) is discharged.

In addition, the description of the provision of the convex part 63' for dialogue in the mask 58, which is the main part of the present invention, is the movement force of the breathing air according to the change of body temperature according to the section of the body. This is to promote the suction and discharge of the convex portion 63' to solve the water droplets or dullness caused by the condensation of condensed water on the convex portion 63'.

Therefore, the description of one embodiment of the mask 75 of the present invention is that it is very difficult to walk, talk, rest, etc. normally due to the spread of the corona 19 virus or fine dust yellow dust in the air. Therefore, it is an invention that effectively minimizes the risk of contamination over time, even if a safe distance is maintained while going out or passing with the public.

Therefore, it is an invention to provide stable air circulation while being filtered in the chest or back to stably minimize virus transmission while walking or waiting indoors.

As the wearer 55 wears on the upper body, the garment 82 covering the back region and the belt ( As the provision of the photovoltaic power generation module 70 fixed so as to be provided with a passing interval 92 with the 86) and the assembly table 88, the nonwoven fabric bag 84 and the hose with the power generated by the photovoltaic power generation module 70 By connecting the air supplied to the mask 48 while passing through 68 to the non-woven fabric bag 84 fixed to the body of the wearer 55, the polluted air is filtered to provide clean air.

In addition, a pump driven by a storage battery (not shown) is applied so that the wearer 55 maintains a safe distance while supplying air according to the breathing amount of intake and exhaust for breathing.

In addition, the description of one embodiment for the operation of the pump 77 is a photovoltaic power generation for wearing the provision of the photovoltaic module 70 to the hat 56 worn on the back or head of the wearer 55 . The invention provides a module (70). Therefore, as an invention that provides movement of air according to the order of inhalation and exhaustion of respiration with the power generated from the photovoltaic module 70 worn by the wearer 55, a driving process connected to the hose 68 for respiration This is an invention in which a pump 77 driven at a constant cycle is provided. Therefore, it is an invention that provides to control the supply and discharge of air by a control device not shown in accordance with the breathing process of the wearer. Here, by assembling the non-woven fabric bag 84' at the passing interval 92 provided in the solar power module 70, an invention that is easy to collect air is provided.

As described above, the configuration and operation of the present invention has been described with reference to one embodiment, but the present invention is not limited thereto, and changes and modifications within the scope of the present invention will also fall within the scope of the present invention.

48: mask 53: hanger strap 54: face 55: wearer
56: hat 57: coat 58: scarf
59: head 60: chin 63: cover 64: contact portion 65: housing wall
66: exhaust hose 68: suction hose 69': through hole 70: solar power module
73: plug 71: connection hole 72: assembly ring 73': air filter
77: pump 80: air pump 82: clothes, vest 84: non-woven bag
86: belt 87: connecting pin 89: supply pipe 90: duct pipe 92: passing interval

Claims (4)

In order for the wearer 55 to protect the body temperature from the cold in the cold season, the wearer 82, the coat 57 is worn, the scarf 58 or the scarf 58' is wound around the neck, and a hat 56 is put on the head. ), while the wearer 55 walking or going out while breathing, in order to breathe clean air while preventing the infection of fine dust and Corona 19 virus, the nose formed on the face 54 of the wearer 55 In the mask worn by assembling the mask 48 formed of the cover stand 63 and the close contact portion 64 to the chin 60 and to the ear wheel 57 with a hanging string 53,
The convex part 63' provided in the central part of the cover stand 63 and the through-hole 69 penetrating separately from the upper and lower portions of the convex part 63' as a connecting grove 71, and The exhaust hose 66 and the suction hose 68, which are assembled separately, are connected to the rear section of the head 59 of the wearer 55, and the outlet 78 is passed through the end section of the exhaust hose 66 and an air filter 73' provided at the end of the suction hose 68 to filter the air flowing into the body temperature, and the hanging string 53 and the exhaust hose 66 are coupled with an assembly ring 72 A mask equipped with an air supply device for preventing condensate water provided by providing it so that it can be washed. According to claim 1,
A discharge section (k) formed by covering the wearer's head (59) is formed, and an exhaust hose (66) that is further connected to eject into the discharge section (k), and the cover section (63) It is provided at the end of the exhaust hose 66 connected to the through hole 69 as a connection curved hole 71 to provide connection and separation,
A perforated outlet 69' is provided in the cap 56 so that the breathed air discharged in the discharge section (k) is discharged,
The contact part 64 provided in the side part 65 of the mask 48 that covers up to the nose and chin 60 of the face 54, and the buffer space b convexly while being surrounded by the contact part 64 ), the housing wall 65 protruding to form, and the exhaust hose 66 in the buffer space (b) are extended through the outlet port 69",
The supply hose 68 protrudes while penetrating the lower side wall c so that the housing wall 65 protrudes, and the housing wall 65 protrudes downward while penetrating the upper side wall d so that the housing wall 65 protrudes. A mask equipped with an air supply device for preventing condensate water provided as a suction hose 68 assembled with a vest 82 and a belt in the waist 58 region. 3. The method of claim 1 or 2,
An air pump 80 that operates randomly is assembled in the supply hose 68, and a non-woven fabric bag 84 capable of air filtering is provided at the end, and a hose connection pin 87 provided in the non-woven fabric bag 84. ) and the supply pipe 89 connected from the duct pipe 90, which is a separate clean facility, to connect and separate the fresh air with the connecting pin 87' as needed,
The material of the non-woven bag 84 is flexible and the inner space for storing air is a resilient non-woven fabric, and the formation of an elastic inner space (m) in which the air permeated into the wearer 55 body is filled by filtering,
A mask equipped with an air supply device for preventing condensate water provided to the housing wall 65 with a plug 73 to which the microphone 75 is assembled, and to transmit conversations, speeches, etc. of the wearer 55 by volume amplification. 4. The method of claim 1 or 3,
A photovoltaic module 70 fixed with a belt 86 and a fixture 88 so that a passage gap 92 of air is provided to the outside of the garment 82, and a nonwoven bag assembled at the passage gap 92 In addition to (84 '), the flow of air through the nonwoven bag 84 and the hose 68 connected to the pump 77, the driving of which is repeated in a certain cycle so as to be operated with the power generated by the photovoltaic module 70, is cycled A mask equipped with an air supply device for preventing condensate provided to form a constant flow.

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