TWI650153B - Anti-fog mask with reverse folding structure - Google Patents

Abstract

The invention provides an anti-fog mask with a reverse folding structure, comprising: at least one barrier layer, an ear strap and a bead. The at least one barrier layer has a rectangular sheet shape, and the barrier layer has a plurality of ridge indentations; the two ends of the ear strap are respectively connected to two sides of the barrier layer; and a bead is disposed on one end of the barrier layer The inner side of the upper folded side has a reversed portion, the two ends of the reverse folded portion are fixed to both ends of the upper folded side, and the transverse cross section of the reverse folded portion is U-shaped; The embossing indentation reduces the contact area of the barrier layer with the human face, and the reflexing portion blocks the vapor exhaled by the gap between the bridge of the nose and the bead due to breathing, thereby preventing the fogging of the spectacle lens or the eyepiece lens.

Description

Anti-fog mask with reverse folding structure

The present invention relates to a mask, and more particularly to a mask having a reflexed structure at the upper edge of the mask to block fogging of the glasses due to steam generated by breathing.

A mask is used to attach to the human face to prevent bacteria or dust from entering the body by means of the nose or mouth. It is widely used in various occasions such as cycling, restaurants, hospitals and clean rooms.

Among them, in the clean room, it is customary to reduce the chance of human body dander and dust fibers peeling off by wearing a mask to ensure that the test object is not contaminated. However, since the conventional mask covers only the mouth and nose of the human body, the dander and dust fibers of the human body are easily peeled off to the test object by the gap of the neck, causing contamination of the test object, and thus it is not ideal for protection. In addition, when it is required to carry out an experiment in a clean room for a long time, since the surface of the conventional mask is smooth, it is easy to adhere to the face of the user, causing stuffiness and discomfort; and wherein, when the user wears glasses or When the eyepieces are exposed, there are often foggy problems, which in turn cause many unnecessary problems in life. The lack of such defects is indeed necessary for improvement.

For the above reasons, it is an object of the present invention to provide a mask having a reflexed structure on the upper edge of the mask to block fogging of the glasses due to steam generated by breathing.

To achieve the foregoing objective, the present invention provides an anti-fog mask having a reflexed structure, comprising: at least one barrier layer, an ear strap, and a bead.

The at least one barrier layer has a rectangular sheet shape, and the barrier layer has a plurality of ridge indentations to reduce the contact area of the barrier layer with the human body surface, so that the barrier layer does not directly adhere to the face of the human body; and the ear With the sides of the connecting barrier.

In an embodiment of the invention, the bead is disposed in a folded edge of one end of the barrier layer, and can be reduced from the nose bridge of the user by pressing the bead on the bridge of the human body. Dust or dander, wherein in order to further prevent the steam generated from the breathing of the user from being sprayed from the bridge of the nose to cause fogging of the spectacle lens or the eyepiece lens, a reverse folding portion may be disposed on the upper folded side of the barrier layer, The reverse folding portion is disposed on an inner side surface of the barrier layer adjacent to the user's face, and both ends of the reverse folding portion are respectively fixed to both ends of the upper folding edge, wherein the reverse folding portion has a U-shaped transverse cross section.

By pressing the bead on the bridge of the human body and the gap between the bead and the nose bridge with the anti-folding portion, when the user wears the anti-fog mask with the reverse folding structure, the steam generated by the breathing can be further blocked. The gap between the bridge of the nose and the bead is exhaled to prevent fogging of the spectacle lens or the eyepiece lens.

In an embodiment of the invention, the ear strap may be an elastic elastic band or a belt body provided with a buckle groove.

In another embodiment of the present invention, the middle portion of the barrier layer has a plurality of parallel wrinkles, and the plurality of wrinkles are foldable and expandable, thereby effectively increasing the filtered area of the middle portion of the barrier layer.

In an embodiment of the invention, the barrier layer has a longitudinal dimension and a lateral dimension, and the longitudinal dimension is greater than the lateral dimension.

When wearing, first place the barrier layer directly in front of the face, wrap the ear strap around the top of the head, or hang it on the two ears, so that the ear strap fixes the barrier layer to the head, and then presses the bead to the nose bridge of the human body. At this time, the reflexed portion fills the gap between the sides of the human nose bridge and the bead, which can reduce the passage of dust or dander through the gap between the user's nose bridge and the barrier layer, and also block the breathing due to breathing. The steam exhales from the gap between the bridge of the nose and the bead to prevent the fogging of the spectacle lens and the eyepiece lens. After the bead and the folding part are pressed, the barrier layer is inserted into the garment with respect to one end of the bead. It can effectively prevent dust or dander from falling into the test bench.

The anti-fog mask with a reflexed structure of the invention utilizes a bead and a reflexing portion to prevent inhalation or exhalation between the mask and the bridge of the nose by steam, dust or dander generated by breathing, thereby preventing the spectacle lens and the eyepiece lens. Fog, and by the barrier layer having a plurality of relief indentations to reduce the contact area, so that the barrier layer does not directly adhere to the face of the human body, and is effectively provided by a plurality of wrinkles disposed in the middle of the barrier layer Increase the area of the filter. In addition, since the longitudinal dimension of the barrier layer is larger than the lateral dimension, the longer end of the barrier layer can effectively block dust or human dander, and prevent dust or dander from falling into the test bench and affecting the experiment. Protects the face and cheekbones from splashing with experimental liquids.

The embodiments of the present invention will be described in detail below with reference to the drawings and the elements of the present invention, and the present invention may be practiced by those of ordinary skill in the art.

1A and 1B are respectively a perspective view and a cross-sectional side view showing an anti-fog mask having a reflexed structure according to a first embodiment of the present invention. As shown in FIG. 1A and FIG. 1B, the present invention provides an anti-fog mask 100 having a reflexed structure, comprising: a barrier layer 130, an ear strap 180 and a bead 140.

The barrier layer 130 may have a rectangular sheet shape, and at least one side surface of the barrier layer 130 has a plurality of ridge indentations 131, as shown in FIG. 1C, and FIG. 1C shows a reflexed structure according to the first embodiment of the present invention. A partially enlarged cross-sectional side view of the anti-fog mask. The plurality of relief indentations 131 can be formed by rolling or the like, so that a plurality of relief indentations 131 are protruded on the barrier layer 130, wherein the barrier layer 130 and the human body can be reduced by the relief indentations 131. The contact area of the face prevents the barrier layer 130 from directly adhering to the face of the human body, thereby causing sultry and uncomfortable feeling.

In the embodiment of the present invention, the barrier layer 130 is a layer. However, the number of layers of the barrier layer 130 is not limited thereto, and the number of layers of the barrier layer 130 may be increased according to requirements to increase the barrier function of the barrier layer 130.

The anti-fog mask 100 with a reflexed structure further includes a bead 140 disposed on the flange 132 of one end of the barrier layer 130 by pressing the bead 140 against the bridge of the human body. In the embodiment of the present invention, the bead 140 may preferably be a thin iron piece or an aluminum piece having a certain resilience. However, the material of the bead 140 is not limited to the present invention. this. The upper flange 132 is folded back from one end of the barrier layer 130 and covered by the bead 140 and then fixed by sewing or hot pressing.

In order to prevent the steam generated from the breathing of the user from being sprayed from the bridge of the nose to cause fogging of the spectacle lens or the eyepiece lens, a side of the upper folded edge 132 of the barrier layer 130 is provided with a folded portion 133. As shown in FIG. 1B , the folded portion 133 is disposed on one side of the barrier layer 130 adjacent to the user's face, and the two ends of the folded portion 133 are fixed to both ends of the upper folded edge 132 , and the reverse folded portion 133 is The transverse cross-section is U-shaped, so that when the user wears the anti-fog mask 100 with the reflexed structure, the steam generated by the breathing can be further blocked from the gap between the bridge of the nose and the bead 140, so as to prevent the spectacle lens or the eyeglass lens from The effect of the mist, wherein the folding portion 133 can be fixed by means of adhesion, sewing or hot pressing.

In the embodiment of the present invention, the middle portion of the barrier layer 130 has a plurality of parallel wrinkles 134. The plurality of wrinkles 134 can be folded and unfolded, and the barrier layer 130 passes through the air to increase the barrier layer 130. The area of filtration of the middle portion of the barrier layer 130 is effectively increased.

The ear strap 180 can be divided into a first ear strap 181 and a second ear strap 182. The first ear strap 181 and the second ear strap 182 are respectively connected to two sides of the barrier layer 130, specifically, the first ear strap. The two ends of the second ear strap 182 are connected to the other side of the barrier layer 130, so that the first ear strap 181 and the second ear strap 182 can be respectively sleeved on the 181. The ear of the human body functions to fix the barrier layer 130 to the face of the human body.

2 and 3A are perspective views respectively showing an anti-fog mask having a reflexed structure according to a second embodiment and a third embodiment of the present invention; as shown in FIGS. 2 and 3A, in the second and third embodiments of the present invention The barrier layer 130 has a longitudinal dimension L and a lateral dimension H, and its longitudinal dimension L is greater than the lateral dimension H, as shown in FIG. 3B. By the longitudinal dimension L of the barrier layer 130 being greater than the lateral dimension H, the longer end of the barrier layer 130 can be inserted into the garment 200 when worn, thereby effectively blocking dust or human dander and avoiding dust or dander. Dropped into the bench and affected the experiment.

In the third embodiment of the present invention, the ear strap 180 may be an elastic elastic band or the like, and the two ends of the ear strap 180 are respectively connected to the two sides of the barrier layer 130. When in use, the ear strap 180 may be passed around the top of the head and passed through the ear. The elastic band structure of the belt 180 secures the barrier layer 130 to the head. However, the connection manner of the ear strap 180 is not limited thereto, and the ear strap 180 may be a belt body having a buckle, in addition to the elastic elastic band.

4 and FIG. 5 are schematic diagrams showing the use of the anti-fog mask having the reverse folding structure of the present invention. As shown in FIG. 4 and FIG. 5, when the wearing, the barrier layer 130 is first placed in front of the nose and mouth of the human body surface. The ear strap 180 is wound around the top of the head, and the barrier layer 130 is fixed by the elastic elastic band structure of the ear strap 180. After the beading 140 is pressed against the bridge of the human body, the folded portion 133 fills both sides of the nose bridge and the bead The gap between the 140s can reduce the passage of dust or dander or the like through the gap between the nose bridge of the user and the barrier layer 130, and can also prevent the steam generated by the breathing from exhaling from the gap between the bridge of the nose and the bead 140 to prevent it. The lens lens and the eyepiece lens have the effect of fogging.

When the anti-fog mask 100 having the reflexed structure is provided, the end of the barrier layer 130 relative to the bead 140 can be inserted into the garment 200, thereby effectively blocking dust or human dander and avoiding dust. Or dander falling into the bench and affecting the experiment.

The anti-fog mask with a reflexed structure of the invention utilizes a bead and a reflexing portion to prevent inhalation or exhalation between the mask and the bridge of the nose by steam, dust or dander generated by breathing, thereby preventing the spectacle lens and the eyepiece lens. Fog, and by the barrier layer having a plurality of relief indentations to reduce the contact area, so that the barrier layer does not directly adhere to the face of the human body, and is effectively provided by a plurality of wrinkles disposed in the middle of the barrier layer Increase the area of the filter. In addition, since the longitudinal dimension of the barrier layer is larger than the lateral dimension, the longer end of the barrier layer can effectively block dust or human dander, and prevent dust or dander from falling into the test bench and affecting the experiment. The face and the tibia can be protected from being sprayed by the test liquid to achieve the object of the present invention.

It can be seen from the above embodiments that the anti-fog mask having the reflexed structure provided by the present invention has industrial use value, but the above description is only for the preferred embodiment of the present invention, and those skilled in the art can Other various modifications are possible in light of the above teachings, but such changes are still within the spirit of the invention and the scope of the invention as defined below.

100 anti-fog mask 130 with reflexed structure Barrier layer 131 Embossed indentation 132 Upper fold 133 Folded portion 134 Wrinkled portion 140 Bead 180 Earband 181 First ear strap 182 Second ear strap 200 Clothes L Longitudinal dimension H Horizontal size

1A is a perspective view showing an anti-fog mask having a reflexed structure according to a first embodiment of the present invention; FIG. 1B is a cross-sectional side view showing an anti-fog mask having a reflexed structure according to a first embodiment of the present invention; 2 is a perspective view showing a barrier layer of a first embodiment of the present invention; FIG. 2 is a perspective view showing an anti-fog mask having a reflexed structure according to a second embodiment of the present invention; FIGS. 3A and 3B are respectively showing the third aspect of the present invention; A perspective view and a front view of an anti-fog mask having a reflexed structure according to an embodiment; and FIGS. 4 and 5 are schematic views showing the use of an anti-fog mask having a reflexed structure according to a third embodiment of the present invention.

Claims (4)

An anti-fog mask having a reverse folding structure, comprising: a barrier layer having a shape of a sheet, and a side surface of the barrier layer having a plurality of relief indentations, wherein the barrier layer has a longitudinal dimension and a lateral dimension And the longitudinal dimension is greater than the lateral dimension; at least one ear strap connecting the two sides of the barrier layer; and a bead disposed on one of the ends of the barrier layer; wherein one side of the upper flange has a folding portion, the two ends of the folding portion are fixed to both ends of the upper folding portion, and the reverse cross-section has a U-shaped cross section. The anti-fog mask according to claim 1, wherein the ear strap is an elastic elastic band. An anti-fog mask having a reflexed structure according to claim 2, wherein the ear strap is a belt body having a hook. An anti-fog mask having a folded-back structure according to claim 3, wherein the middle portion of the barrier layer has a plurality of parallel wrinkles.