TW202116196A - Garment - Google Patents

Abstract

In order to provide a garment that can limit sensations of sweltering and heat inside the garment and maintain a comfortable environment inside the garment, that is comfortable when worn and has excellent designability, and that can be used suitably in a variety of garment-wearing settings in which comfort is required such as high temperature and/or high humidity environments, office, and home, the present invention is a garment that is made of a fabric with an air permeability of 50-500 cm3/cm2/s and is characterized in being equipped with a blower fan unit and also equipped with, on the inside of the garment, a flow channel-forming part for imparting a direction to the breeze inside the garment.

Description

clothes

The present invention relates to clothes suitable for various wearing occasions requiring comfort in high-temperature and/or high-humidity environments, or in offices and homes.

As a countermeasure to global warming, increasing the air-conditioning set temperature in summer and lowering the air-conditioning set temperature in winter is one of the effective means to reduce carbon dioxide emissions. However, when the temperature of the air conditioner is changed, the comfort of indoor spaces such as offices and homes is reduced, especially in summer due to stickiness caused by sweating, which causes uncomfortable problems. Therefore, the proposal is to use a fan to send outside air into the clothes to maintain the comfort of the clothes.

For example, the air-conditioning garment proposed in Patent Document 1 is equipped with a fan that introduces outside air, and an air-conditioning garment equipped with a surface material and a lining; it is possible to forcibly generate air flow in the space between the surface material and the lining. According to this proposal, by forcibly generating air flow in the space between the surface material and the lining, the body can be effectively cooled.

Furthermore, the clothing proposed in Patent Document 2 is provided with: a clothing main body covering the wearer, and a cylindrical vent connected to the inner space of the clothing main body; and the vent has a vent that can be attached to and detached from the air blowing device. The vent of the air supply unit. According to this proposal, the air blowing part of the air blowing device can be installed on the cylindrical vent connected to the inner space of the clothes, and the air blowing device can be used to introduce air into the clothes from the outside to cool the body. [Prior Technical Literature] [Patent Literature]

Patent Document 1: Japanese Patent Laid-Open No. 2018-168485 Patent Document 2: Japanese Patent Laid-Open No. 2018-3227

(The problem to be solved by the invention)

According to the technology disclosed in Patent Document 1, by forcibly generating air flow in the space between the surface material and the lining of the air-conditioning suit, the body can be cooled efficiently. However, because this technology is a structure that injects air into the clothes (between the surface material and the lining), it is necessary to install a fan with a large air flow rate, and the clothes will become a state of large swelling, so from the viewpoint of style In other words, it is not suitable for wearing occasions such as office and home.

Furthermore, according to the technique disclosed in Patent Document 2, the body can be cooled by introducing external air into the clothes by installing an air blowing device on the cylindrical vent connected to the inner space of the clothes. However, this technology not only requires the use of a belt or the like to install the air blowing device on the waist, but also has poor wearing comfort due to incompatibility. In addition, in order to prevent the air that has flowed into the clothes from flowing out through the cloth of the clothes body, this technology uses cloth that does not easily pass air, such as taffeta cloth, and the outflow of air is limited to the cuffs and necklines. Therefore, when the air blowing device is in operation, the clothes become relatively swollen. From the viewpoint of style, it is not suitable for wearing occasions such as offices and homes.

The subject of the present invention is to solve the above-mentioned conventional technical problems, and to provide clothes that suppress the stuffiness and heat in the clothes, can keep the inner environment of the clothes comfortable, and are excellent in style and wearing comfort even in office and home wearing occasions. . (Technical means to solve the problem)

After an in-depth review by the inventors of the present case, it was found that for the back where the skin has a lot of moisture and the movements are not complicated, and the underarm area where the amount of sweating is large, the localized air that is slightly parallel to the body can be effectively cooled. body. In addition, it is known that the wearing comfort is not only related to the temperature in the clothes, but also greatly related to the humidity in the clothes. By suppressing the stuffy feeling in the clothes, the wearing comfort can be greatly improved.

The reason is that the inventors of this case have conducted in-depth studies and found that the use of high-permeability fabrics in the clothes can suppress the swelling of the clothes and the sultry feeling in the clothes, and in order to effectively cool the body even if the high-permeability fabrics are used, the clothes The inner side is provided with a flow path forming part for imparting directivity to the wind in the clothes, thereby making it into clothes that are excellent in style and comfort and suitable for wearing occasions such as offices and homes, thus completing the present invention.

That is, the present invention is a garment that solves the above-mentioned problems. It is a garment made ^{of fabric with an air permeability of 50 to 500 cm 3} /cm ² /s, equipped with a fan unit, and provided on the inside of the garment for imparting wind in the garment. Directional flow path forming part.

According to a preferred aspect of the clothing of the present invention, the flow path forming portion includes a convex portion having a length of 30 to 500 mm and extending in one direction.

According to a preferred aspect of the clothing of the present invention, the thickness of the convex portion is 3 to 30 mm.

According to a preferred aspect of the clothing of the present invention, the flow path forming portion is composed of a fiber structure.

According to a preferred aspect of the clothes of the present invention, the clothes are made of cloth in which at least a part of the clothes is made of hygroscopic fibers.

According to a preferred aspect of the clothing of the present invention, the moisture absorption rate difference (ΔMR) of the above-mentioned hygroscopic fiber is 2.0 to 10.0%. (Compared to the effect of the previous technology)

According to the present invention, it is possible to suppress the sultry and hot sensation in the clothes, to keep the inner environment of the clothes comfortable, and to have excellent wearing comfort and style. Therefore, comfort is required in high-temperature and/or high-humidity environments, as well as in offices and homes. Suitable for all kinds of wearing occasions.

The clothes of the present invention are clothes made ^{of fabrics with an air permeability of 50 to 500 cm 3} /cm ² /s, equipped with a fan unit, and equipped with a flow path forming part on the inside of the clothes for imparting directivity to the wind in the clothes . Hereinafter, the details of the present invention will be described.

The key point of the clothes of the present invention is: the air permeability of the fabric is 50-500 cm ³ /cm ² /s. The "air permeability" of the fabric in the present invention refers to the value measured according to the method described in the examples. By setting the air permeability of the fabric to 50cm ³ /cm ² /s or more, preferably 70cm ³ /cm ² /s or more, more preferably 90cm ³ /cm ² /s or more, particularly ^{preferably 100cm 3} /cm ² /s or more, because the sweat transpiration is excellent, the stuffy feeling during sweating can be suppressed, and the swelling of clothes can be suppressed. In addition, by setting the air permeability of the fabric to 500 cm ³ /cm ² /s or less, preferably 450 cm ³ /cm ² /s or less, more preferably 400 ^{cm 3} /cm ² /s or less, particularly preferably 350 cm ³ / cm ² /s or less, the mechanical properties of the fabric are good, the process smoothness and handling properties at the time of clothes manufacturing are good, and the clothes are excellent in durability during use. In addition, the fabric is not too thin, and it can be worn without any discomfort even without a lining.

The clothing of the present invention is preferably composed of cloth in which at least a part of the absorbent fiber is used. The use of hygroscopic fibers in the fabric promotes the release of moisture to the outside of the clothes, reduces the humidity in the vicinity of the parts where the hygroscopic fibers are used, and becomes clothes that can suppress the sultry feeling even more. Specific examples of hygroscopic fibers include, for example, polyester hygroscopic fibers, polyamide fibers, polyacrylic fibers, rayon fibers, acetate fibers, cotton, hemp, silk, wool, etc. It is not limited to these. Among them, from the viewpoint of excellent mechanical properties and durability, polyester-based moisture-absorbing fibers and polyamide-based fibers are preferred.

The moisture absorption rate difference (ΔMR) of the hygroscopic fibers of the clothes of the present invention is preferably 2.0 to 10.0%. In the present invention, the "difference in moisture absorption rate (ΔMR)" of the hygroscopic fiber refers to a value measured in accordance with the method described in the examples. The so-called "ΔMR" is based on the assumption that the temperature and humidity inside the clothes after light exercise are the moisture absorption rate at 30°C and the humidity at 90%RH, and the temperature and humidity set as the outside air temperature and humidity at 20°C and the humidity at 65%RH. Poor humidity. That is, ΔMR is a hygroscopicity index. The higher the ΔMR value, the more the sultry and sticky feeling during sweating is reduced, and the wearing comfort of clothes can be improved. The ΔMR of the hygroscopic fiber is preferably 2.0% or more, more preferably 3.0% or more, and particularly preferably 4.0% or more, which can reduce the sultry feeling and stickiness in the clothes, and make clothes with excellent wearing comfort. In addition, when the ΔMR of the hygroscopic fiber is preferably 10.0% or less, more preferably 9.0% or less, and particularly preferably 8.0% or less, the process smoothness and handling properties when manufacturing fabrics and clothes are good, and it becomes durable during use. Clothes that are also excellent in sex.

The clothing of the present invention preferably has at least one suction port for introducing external air into the clothing. The "inhalation port" here does not refer to openings such as collars, sleeves, trousers, etc., which are usually found in clothes, but a part that is separately provided to introduce outside air into the clothes and has a higher air permeability than the basic parts of the clothes. With such a suction port, external air can be efficiently introduced into the clothes, so the feeling of heat and stuffiness can be suppressed, and the clothes with excellent wearing comfort can be obtained. In the clothing of the present invention, the number of suction ports and the position of the suction ports are not particularly limited, and can be appropriately selected within the range of not impairing the wearing feeling, style, and the like.

The air suction port provided on the clothes of the present invention is preferably made of a material with a higher air permeability than the cloth constituting the basic part (clothing body) of the clothes. Due to the higher air permeability of the suction port than the cloth of the clothes body, external air can be efficiently introduced into the clothes. In addition, the air permeability of the suction port is not particularly limited, and is preferably 400 ^{cm 3} /cm ² /s or more.

The clothing of the present invention may also have an exhaust port for discharging air in the clothing to the outside of the clothing. The exhaust port is not the openings of the collar, sleeves, trousers, etc., which are usually found in clothes, but is provided separately in order to discharge the air in the clothes to the outside of the clothes, corresponding to the above-mentioned suction port, and belongs to the basic part of the clothes. Higher parts. With such an exhaust port, the ventilation in the clothes can be promoted, so the feeling of heat and stuffiness can be suppressed, and the clothes with excellent wearing comfort can be obtained. In the clothing of the present invention, the number of exhaust ports and the positions of the exhaust ports are not particularly limited, and can be appropriately selected within a range that does not impair the wearing feeling, style, and the like.

The exhaust port designed on the clothes of the present invention is preferably composed of a material with a higher air permeability than the cloth of the clothes. The ventilation of the air outlet is higher than that of the cloth of the clothes body, so that the air in the clothes can be efficiently discharged to the outside of the clothes. In addition, the air permeability of the exhaust port is not particularly limited, and is preferably 400 ^{cm 3} /cm ² /s or more.

The fiber system used in the clothes of the present invention can be any of long fiber, short fiber, spun yarn, etc., and processing such as false twist and twisted yarn can also be performed.

The total fineness of the fiber used in the clothes of the present invention as a multifilament is not particularly limited, and can be appropriately selected according to the use and required characteristics, preferably 10 to 500 dtex. If the total fineness is 10 dtex or more, more preferably 30 dtex or more, and particularly preferably 50 dtex or more, there will be less yarn breakage, better step smoothness, less fuzzing during use, and excellent clothes durability. In addition, by setting the total fineness to preferably 500 dtex or less, more preferably 400 dtex or less, and particularly preferably 300 dtex or less, the softness of the clothes is not impaired and the clothes are excellent in wearing comfort.

The single fiber fineness of the fiber used in the clothes of the present invention is not particularly limited, and can be appropriately selected according to the application and required characteristics, preferably 0.5 to 4.0 dtex. The "single fiber fineness" in the present invention refers to the value of the total fineness divided by the number of single fibers. By setting the single fiber fineness to preferably 0.5 dtex or more, more preferably 0.6 dtex or more, and particularly preferably 0.8 dtex or more, there will be less yarn breakage, better process smoothness, less fluffing during use, and excellent clothes durability. clothes. In addition, by setting the single fiber fineness to preferably 4.0 dtex or less, more preferably 2.0 dtex or less, and particularly preferably 1.5 dtex or less, the softness of the clothes is not impaired and the clothes are excellent in wearing comfort.

The fiber breaking strength of the fiber used in the clothes of the present invention is not particularly limited, and can be appropriately selected according to the application and required characteristics. From the viewpoint of mechanical characteristics, it is preferably 2.0 to 5.0 cN/dtex. By setting the breaking strength to preferably 2.0 cN/dtex or more, and more preferably 3.0 cN/dtex or more, there is less fuzzing during use and it becomes an air conditioner with excellent durability. In addition, by setting the breaking strength to preferably 5.0 cN/dtex or less, the softness of the clothes is not impaired, and the clothes are excellent in wearing comfort.

The fiber breaking elongation of the fiber used in the clothes of the present invention is not particularly limited, and can be appropriately selected according to the application and required characteristics. From the viewpoint of durability, it is preferably 10-60%. By setting the elongation at break to preferably 10% or more, more preferably 15% or more, and particularly preferably 20% or more, the clothes can have good abrasion resistance, less fuzzing during use, and excellent durability. In addition, by setting the elongation at break to preferably 60% or less, more preferably 55% or less, and particularly preferably 50% or less, the dimensional stability of the clothes can be improved, and therefore, the clothes have excellent durability.

The cross-sectional shape of the fibers used in the clothes of the present invention is not particularly limited, and can be appropriately selected according to the application and required characteristics. It can be a perfect circular cross-section or a non-circular cross-section. Specific examples of the non-circular cross-section include, for example, multilobal, polygonal, flat, elliptical, etc., but it is not limited to these.

The fabric used in the clothes of the present invention and the related fabric form are not particularly limited, and can be formed into fabrics, knitted fabrics, pile fabrics, non-woven fabrics, etc. according to known methods. In addition, the clothing of the present invention can be any weave or knitted weave, and it can also be appropriately used, such as plain weave, woven, satin weave, double weave, or the like, warp knitting, weft knitting, circular knitting. , Lace knitting or such variations knitting, etc.

The cloth used in the clothes of the present invention can also be dyed if necessary. The dyeing method is not particularly limited, and according to known methods, for example, a cheese dyeing machine, a liquid flow dyeing machine, a drum dyeing machine, a beam dyeing machine, an inter-winding dyeing machine, a high-pressure inter-winding dyeing machine, etc. can be appropriately used. In addition, the dye concentration and dyeing temperature related to the present invention are not particularly limited, and known methods can be appropriately adopted.

The key point of the clothing of the present invention is to include a blower unit composed of at least a fan and a motor. The air blower unit is used to introduce external air between the clothes and the body, and the air trapped in the clothes can be discharged from openings such as collars and sleeves, and the body can be cooled efficiently.

The fan unit provided in the clothing of the present invention is preferably a centrifugal fan or a blower that blows air in a direction slightly perpendicular to the fan axis. By using a centrifugal fan or blower, it is possible to easily send out external air with a directivity slightly parallel to the body, so as to cool the body efficiently. In addition, by blowing the air in a direction slightly parallel to the body, the clothes are less likely to swell compared to the case of blowing the air in a direction slightly perpendicular to the body, so that the clothes are excellent in style.

In the fan unit provided in the clothing of the present invention, the outer diameter of the fan is preferably 10-60 mm. By setting the outer diameter of the fan to preferably 10 mm or more, more preferably 15 mm or more, particularly preferably 20 mm or more, a sufficient air volume for sending outside air into the clothes can be obtained. In addition, by setting the outer diameter of the fan to preferably 60mm or less, more preferably 55mm or less, and particularly preferably 50mm or less, the noise during fan driving can be reduced, and the body of the blower unit can be reduced, so it becomes uncomfortable when wearing. Small blower fan unit.

The fan unit provided in the clothing of the present invention preferably has a thickness of 3-20 mm in the axial direction of the fan. By setting the thickness in the axial direction of the fan to preferably 3 mm or more, more preferably 4 mm or more, particularly preferably 5 mm or more, a sufficient air volume for sending outside air into the clothes can be obtained. In addition, by setting the thickness in the direction of the fan axis to preferably 20 mm or less, more preferably 17 mm or less, and particularly preferably 15 mm or less, the blower unit body can be thinned, so discomfort during wearing can be reduced, and clothing with excellent wearing comfort can be achieved. .

In order to prevent the clothes or fingers from being caught in the fan, the blower unit included in the clothing of the present invention is preferably stored in a box provided with an air suction port and a blower port. In addition, there are no special restrictions on the contents contained in the box. It may only contain a fan and a motor, or in addition to a fan and a motor, a battery, a power switch, etc. may also be contained. In addition, when a battery and a power switch are not contained in the case, it is preferable to connect to the blower unit via wiring such as a power cord having connection terminals at both ends.

The weight of the blower unit included in the clothing of the present invention is preferably 200 g or less. By setting the weight to preferably 200 g or less, more preferably 100 g or less, and particularly preferably 50 g or less, it is not easy to feel the weight when wearing, and the clothes are excellent in wearing comfort.

The key point of the clothing of the present invention is that the inner side of the clothing is provided with a flow path forming portion for imparting directivity to the wind in the clothing. The flow path forming part for imparting directivity to the wind in the clothes is a part for regulating the flow of the wind fed into the clothes from the fan unit to a specific direction to form a ventilation flow path. The inventors of the present case conducted in-depth research on clothes that suppress the sultry feeling and swelling in the clothes and can effectively cool the body. As a result, they found that clothes made of cloth with a certain degree of air permeability are equipped with a fan unit, and a fan unit is installed on the inside of the clothes. The flow path forming part that imparts directivity to the wind in the clothes can become clothes suitable for various wearing occasions such as offices and homes. Generally, when high-ventilation clothing is equipped with a fan unit, it can suppress the swelling of the clothing and the sultry feeling in the clothing, but because the wind escapes outside the clothing before the wind reaches the part of the body to be cooled, it is difficult to obtain an excellent wearing comfort. clothes. In order to solve this problem, the present invention provides a flow path forming part for imparting directivity to the wind in the clothes as described above, and actively forms a ventilation flow path, which can induce the wind to the part of the body to be cooled, and can successfully Significantly improve style and wearing comfort.

Hereinafter, the flow path forming part will be described using FIG. 1. Fig. 1(a) is a front view showing a flow path forming part of a garment according to an embodiment of the present invention, Fig. 1(b) is a side view, and Fig. 1(c) is a cross-sectional view.

In the clothing shown in Fig. 1, the convex portion 1 of the flow path forming portion extends in one direction. That is, the convex portions 1a and 1b arranged at the same interval as the width of the blower opening of the blower unit 2 are attached to the clothing fabric 3, and the convex portions 1a and 1b are tied in the approximate blowing direction of the blower unit 2. Continuous setting. In addition, the flow path forming portion of the present invention is not necessarily made of a convex flow path material, provided that it can impart directivity to the wind in the clothes. For example, the cloth for clothing is sewn into a cross-sectional bag shape, and the convex portion is formed by filling the inside with a filler material, which can also be used as a flow path forming portion. In addition, the number of convex portions constituting the flow path forming portion is not particularly limited. From the viewpoint of regulating the air blown by the blower unit to form the ventilation flow path, it is better to install two or more in plural according to the size of the clothes. A flow path.

In the clothing of the present invention, the convex portion 1 extending in one direction is important in that the length L is 30 to 500 mm. The length L of the convex portion in the present invention refers to a value measured in accordance with the method described in the examples. By setting the length L of the convex portion to 30 mm or more, preferably 50 mm or more, and more preferably 70 mm or more, the air and moisture in the clothes can be efficiently discharged to the outside of the clothes, resulting in clothes that suppress the sense of sultry and heat. In addition, by setting the length L of the convex portion to 500 mm or less, preferably 450 mm or less, and more preferably 400 mm, the discomfort caused by the contact between the body and the convex portion can be reduced, and the clothes having excellent wearing comfort can be obtained.

The thickness T of the convex portion 1 formed on the clothing of the present invention is preferably 3-20 mm. The thickness T of the convex portion of the present invention refers to the value measured in accordance with the method described in the examples. By setting the thickness T of the convex portion to preferably 3 mm or more, more preferably 5 mm or more, and particularly preferably 7 mm or more, a ventilation channel can be formed in the clothes, so the air in the clothes can be replaced efficiently, and the wearing comfort is excellent Clothes. In addition, by setting the thickness T of the convex portion to preferably 20 mm or less, more preferably 17 mm or less, particularly preferably 15 mm or less, the discomfort caused by the contact between the body and the convex portion can be reduced, and the wearing comfort is excellent. In addition, the appearance of the convex part does not appear, and the clothes are excellent in style.

The width W of the convex portion 1 formed on the clothing of the present invention is preferably 5-30 mm. The width W of the convex portion of the present invention refers to the width of each convex portion, which is measured according to the method described in the embodiment. By setting the width W of the convex portion to preferably 5 mm or more, more preferably 8 mm or more, and particularly preferably 10 mm or more, it is possible to prevent the convex portion from collapsing due to body movement and maintain the shape of the ventilation flow path. In addition, by setting the width W of the convex portion to preferably 30 mm or less, more preferably 25 mm or less, and particularly preferably 20 mm or less, the contact area with the body can be reduced, and the feeling of discomfort during wearing can be suppressed.

Furthermore, when the convex portion 1 formed on the garment of the present invention is composed of a plurality of convex portions, the interval between adjacent convex portions can be kept constant as shown in FIG. 1, and the position can also be changed depending on the position. Fig. 3 shows a schematic explanatory diagram of the mounting angle of a plurality of convex portions. When the distance between adjacent convex portions 1a, 1b is changed depending on the position, as shown in Fig. 3, it is best to install in such a way that the farther away from the air outlet, the wider the installation angle A (the angle between adjacent convex portions) Preferably, it is 20° or less. By setting the mounting angle of the convex portion to preferably 20° or less, more preferably 10° or less, and particularly preferably 5° or less, directivity can be imparted to the wind in the clothes, and the body can be cooled efficiently. In addition, when the adjacent convex portions 1a and 1b are installed in parallel, the installation angle is 0°. When the distance between the adjacent convex portions 1a and 1b becomes narrower, the installation angle becomes negative. Therefore, the lower limit of the installation angle of the convex portion is preferably 0°.

The flow path forming portion provided on the clothing of the present invention is preferably composed of a fiber structure. The flow path forming part is composed of a fibrous structure, which can reduce the sense of discomfort in the part that touches the skin, and because of its flexibility, it can track the body's movements, making it an excellent clothing for wearing comfort. In addition, as the fiber structure, not only ordinary woven fabrics such as double Raschel can be used, but also non-woven fabrics, interwoven fabrics, lace, ropes, and composite materials thereof can also be used.

The position of the fan unit and the flow path forming part of the clothes of the present invention can be appropriately selected according to the shape of the clothes and the wearing occasion. For example, it is best to set the back and the underarms so that the air flows from the lower part to the upper part. In the human body, cooling and ventilating the back, which has a lot of skin moisture and uncomplicated movements, and the underarms with a lot of sweat, is an effective means to cool the body efficiently, and it promotes the body The chimney effect of the phenomenon that the heated air moves from the lower part to the upper part of the clothes is also preferable.

The shape of the clothes of the present invention is not particularly limited. The clothes can be any of tops and bottoms, the tops can be either long-sleeved or short-sleeved, and the bottoms can be either long skirts or short skirts. In the present invention, "top clothes" refers to clothes worn on the upper body, and "bottom clothes" refers to clothes worn on the lower body. Specific examples of the tops of the present invention include: inner shirts, tank tops, spaghetti tops and other underwear; T-shirts, POLO shirts, tailoring shirts, pajamas, blouses, short jackets, work clothes, etc. General clothing; sports clothing such as inner clothing, sweatshirts, etc., but it is not limited to these. In addition, specific examples of the bottom clothes of the present invention include inner wear such as underpants; general clothing materials such as suit pants, underwear, skirts, pajamas, and work clothes; sports clothing materials such as sports underwear and sportswear, etc. It is not limited to these.

The clothes of the present invention can suppress the stuffiness and heat in the clothes, can maintain the comfortable environment in the clothes, and have excellent wearing comfort and style. Therefore, comfort is required in high temperature and/or high humidity environments, or in offices and homes. Suitable for all kinds of wearing occasions. [Example]

Hereinafter, the present invention will be described in more detail using examples. In addition, each characteristic value in the embodiment is obtained by the following method.

A. Air Permeability The air permeability is calculated in accordance with JIS L1096:2010 (Method for testing fabrics and knitted fabrics) 8.26.1 (Method A) using the fabric obtained in the example as a sample. In addition, the measurement system was performed 5 times per sample, and the average value was defined as the air permeability (cm ³ /cm ² /s).

100 MR2(%)={(W2-W3)/W3}

100 吸濕率差(ΔMR)(%)=MR2-MR1 另外，測定係針對每1試料施行5次，將平均值設為吸濕率差(ΔMR)。B. The difference in moisture absorption rate (ΔMR) of the hygroscopic fiber. Take the fiber constituting the clothes as a sample, and dry it with hot air at 60°C for 30 minutes, and then adjust the humidity to a temperature of 20°C and a humidity of 65%RH by ESPEC Let it stand for 24 hours in the constant temperature and humidity machine LHU-123, and measure the mass of the sample W1 (g). Then, it was left to stand for 24 hours in a constant temperature and humidity machine adjusted to a temperature of 30° C. and a humidity of 90% RH, and the sample mass W2 (g) was measured. Then, hot air drying was performed at 105°C for 2 hours, and the mass W3 (g) of the sample after absolutely dry was measured. Using the sample masses W1 and W3, calculate the moisture absorption rate MR1(%) from the absolute dry state after standing for 24 hours in an environment with a temperature of 20°C and a humidity of 65%RH by using the following formula. Calculate the moisture absorption rate MR2 (%) after standing for 24 hours in an absolutely dry state in an environment with a temperature of 30°C and a humidity of 90%RH, and then calculate the difference in moisture absorption rate (ΔMR) from the following formula. MR1(%)={(W1-W3)/W3}

100 MR2(%)={(W2-W3)/W3}

100 Difference in moisture absorption rate (ΔMR) (%)=MR2-MR1 In addition, the measurement system was performed 5 times per sample, and the average value was set as the difference in moisture absorption rate (ΔMR).

C. The length L of the convex portion, the width W of the convex portion, the thickness T of the convex portion Regarding the convex portion formed on the clothes, use a vernier caliper to measure the length L, width W, and thickness T of the cloth without wrinkles or slack. The length L (mm) of the convex portion and the width W (mm) of the convex portion are described in JIS L1096:2010 (Methods for testing fabrics and knitted fabrics) 8.2.1 (Method A) and 8.2.2 (Method A) The method is to measure 3 points for each level, and round the first decimal place of the average to calculate. In addition, the thickness T of the convex portion is based on the thickness measurement method described in JIS L1096:2010 (Method for testing fabrics and knitted fabrics) 8.4 (Method A), and the pressure for knitting is 0.7kPa, and 3 points are measured for each level. The average value is calculated by rounding the first decimal place.

D. Comfort (hot and stuffy) The evaluation of related comfort was carried out by 20 subjects wearing clothes made in the examples and comparative examples. Under the condition of putting on clothes, the test subjects sit in a chair quietly for 1 hour in a summer indoor environment with a temperature of 30°C and a humidity of 90%RH, assuming that the air-conditioning is not turned on, and then evaluate the internal condition of the clothes. "No feeling of heat or sultry feeling at all" was rated as 5 points, "Almost no sensation of heat or sultry feeling" was rated as 4 points, and "Slightly feeling of heat or sultry feeling" was rated as 3 Score, "Feel the heat and sultry sensation" as 2 points, and "Strongly feel the heat and sultry sensation" as 1 point. The scores given by each of the 20 test subjects are calculated and the average score is 3.0 Points above are considered qualified.

E. Wearability The evaluation of wearing feeling was carried out by 20 subjects wearing clothes made in the examples and comparative examples. "No sense of discomfort caused by the flow path forming part and blower unit" was rated as 5 points, and "Almost no discomfort caused by the flow path forming part or blower unit" was rated 4 points, "Slightly felt The "discomfort caused by the flow path forming part and the blower unit" is rated as 3 points, the "feeling discomfort caused by the flow path forming part and the blower unit" is rated 2 points, and "the flow path is strongly felt The "discomfort caused by the forming part and the fan unit" is rated as 1 point, and the scores given by each of the 20 test subjects are calculated, and an average score of 3.0 points or more is regarded as a pass.

F. Style Regarding the style, the human body model puts on the clothes made in the examples and comparative examples, and 20 subjects evaluate the appearance. "The blower unit is not obvious and can be worn in the office without any problems" was rated as 5 points, and "hardly noticed the blower unit, and will not be excluded from wearing in the office" was rated 4 points, "Although noticed The fan unit, but it can be worn in the office" is rated as 3 points, "because the blower unit is obvious, so it is excluded to wear in the office" is rated 2 points, "because the blower unit is obvious, it is strongly excluded to wear in the office." The score is 1 point, and the scores given by each of the 20 test subjects are calculated, and an average score of 3.0 points or more is regarded as a pass.

[Example 1] Fig. 2 shows a schematic explanatory view of the positions of the flow path forming portion and the blower unit of the first embodiment. In addition, FIG. 2(a) is a schematic view of the back part of the garment, and FIG. 2(b) is a schematic view of the inner side of the back part.

Using 66dtex-72f false-twist yarn made of hygroscopic nylon fiber with a ΔMR of 4.2%, weave it into an osmanthus knitting machine on a single-sided circular knitting machine. ^{After the fabric is made with an air permeability of 150cm 3} /cm ² /s, it is sewn to make the length of the garment. 65cm short-sleeved POLO shirt. Then, at a position 250~280mm upwards from the bottom of the back body, open a 30mm long x 80mm wide hole in the center of the left and right direction, and install a nylon mesh fabric with a ^{permeability of 550cm 3} /cm ^{2 /s.} The suction port 4 is formed. In addition, at the position of the back body part 30-60mm downwards from the collar, a hole of length 30mm×width 100mm is opened in the center of the left and right direction, and a nylon mesh fabric with ^{air permeability of 550cm 3} /cm ^{2 /s is installed, and} The exhaust port 5 is formed.

As the flow path forming part, the surface structure and the back structure are knitted by 167dtex-48f false twisted yarn of polyester fiber, and the bonding structure of the middle layer is knitted by 440dtex monofilament of polyester elastomer fiber, using thickness T10mm, A double-layer raschel fabric with a length of L300mm and a width of W15mm forms a convex body. On the inner side of the back body of the short-sleeved POLO shirt, it is installed so that the vertical direction of the clothes and the length direction of the convex body are aligned to form the convex part 1 . In addition, the convex system conforms to the lower end of the upper end of the suction port 4, and is symmetrical to the left and right center lines of the clothes. Three convex bodies are installed in parallel at 50 mm intervals in the width direction. Then, the blower unit 2 with a centrifugal fan with an outer diameter of 30 mm and a thickness of 5 mm was installed on the inner side of the clothes at an interval of 20 mm so that the blowing port faces the upper part of the clothes and overlaps the suction port 4.

After the blower unit 2 of the obtained clothes was connected to an external power source with a wire, the blower flow rate was set to 0.03 m ² /min/piece, and a wearing test was performed. The evaluation results obtained are shown in Table 1.

[Example 2, Comparative Examples 1, 2] Except for the air permeability of clothes, Example 2 was set to 320cm ³ /cm ² /s, Comparative Example 1 was set to 40 cm ³ /cm ² /s, and Comparative Example 2 was set to 550 cm ^{Except 3} /cm ² /s, the clothes were obtained according to the same method as in Example 1. The evaluation results of the obtained clothes are shown in Table 1.

[Comparative Example 3] The clothes were obtained in the same manner as in Example 1 except that the blower unit was not installed. The evaluation results of the obtained clothes are shown in Table 1.

[Examples 3, 4] Except that the length L of the convex portion was set to 100 mm in Example 3 and 25 mm in Example 4, the clothes were obtained in the same manner as in Example 1 for the rest. The evaluation results of the obtained clothes are shown in Table 2.

[Example 5] The clothes were obtained in the same manner as in Example 1, except that the thickness T of the convex portion was set to 20 mm. The evaluation results of the obtained clothes are shown in Table 2.

[Comparative Example 4] The clothes were obtained in the same manner as in Example 1 except that the flow path forming part was not provided. The evaluation results of the obtained clothes are shown in Table 2.

[Examples 6 and 7] Except for the material for the flow path forming part, ^{a polyester three-dimensionally shaped non-woven fabric with a basis weight of 50 g/m 2} was used in Example 6, and an apparent density of 20 kg/m ³ was used in Example 7. In the urethane foam, the clothes were obtained in the same manner as in Example 1, except that the convex portions were formed. The evaluation results of the obtained clothes are shown in Table 3.

[Comparative Example 5] Thirteen 10 mm square polyethylene columnar bodies were arranged at intervals of 20 mm in the vertical direction of the clothes, and they were arranged in 5 rows in the width direction of the clothes. The rest were all obtained in the same manner as in Example 1 to obtain clothes. The evaluation results of the obtained clothes are shown in Table 3.

[Examples 8, 9] Except for the fibers that make up clothes, in Example 8, 66dtex-72f false twisted yarn made of polyester with ΔMR of 0.2% was used, and 66dtex-72f false twisted yarn made of polyester with ΔMR of 3.1% was used in Example 9. Otherwise, the clothes were obtained according to the same method as in Example 1. The evaluation results of the obtained clothes are shown in Table 4.

[Table 1] Table 1 Example 1 Example 2 Comparative example 1 Comparative example 2 Comparative example 3 Clothes material Hygroscopic nylon Air permeability [cm ³ /cm ² /s] 150 320 40 550 150 ΔMR[%] 4.2 4.2 4.2 4.2 4.2 With or without fan Have Have Have Have no Material of flow path material Double raschel Length of convex part L [mm] 300 300 300 300 300 Width of convex part W [mm] 15 15 15 15 15 Thickness of convex part T [mm] 10 10 10 10 10 Comfort [minutes] 4.4 4.7 2.4 2.8 2.4 Sense of wearing [points] 4.2 4.3 3.6 4.0 4.2 Style [Points] 4.4 4.0 3.2 2.5 4.4

[Table 2] Table 2 Example 3 Example 4 Example 5 Comparative example 4 Clothes material Hygroscopic nylon Air permeability [cm ³ /cm ² /s] 150 150 150 150 ΔMR[%] 4.2 4.2 4.2 4.2 With or without fan Have Have Have Have Material of flow path material Double raschel no Length of convex part L [mm] 100 25 300 - Width of convex part W [mm] 15 15 15 - Thickness of convex part T [mm] 10 10 20 - Comfort [minutes] 3.7 3.1 4.3 2.5 Sense of wearing [points] 4.2 4.4 4.0 4.5 Style [Points] 4.4 4.6 3.3 4.7

[table 3] table 3 Example 6 Example 7 Comparative example 5 Clothes material Hygroscopic nylon Air permeability [cm ³ /cm ² /s] 150 150 150 ΔMR[%] 4.2 4.2 4.2 With or without fan Have Have Have Material of flow path material Three-dimensional shaped non-woven fabric Urethane foam Polyethylene cylinder Length of convex part L [mm] 300 300 10 Width of convex part W [mm] 15 15 10 Thickness of convex part T [mm] 10 10 10 Comfort [minutes] 4.0 4.4 2.4 Sense of wearing [points] 4.0 3.2 3.0 Style [Points] 4.5 3.9 3.8

[Table 4] Table 4 Example 8 Example 9 Clothes material Polyester Hygroscopic polyester Air permeability [cm ³ /cm ² /s] 150 150 ΔMR[%] 0.2 3.1 With or without fan Have Have Material of flow path material Double raschel Length of convex part L [mm] 300 300 Width of convex part W [mm] 15 15 Thickness of convex part T [mm] 10 10 Comfort [minutes] 3.4 3.9 Sense of wearing [points] 4.0 4.2 Style [Points] 4.4 4.4

The clothes obtained in Examples 1 to 9 obtained good results regardless of any evaluation of comfort, wearing feeling, style, etc., and thus became clothes suitable for wearing occasions such as offices and homes.

On the other hand, the clothes obtained in Comparative Example 1 had low air permeability, and therefore could not suppress the hot and stuffy feeling in the clothes, and became clothes with poor comfort. The clothes obtained in Comparative Example 2 were due to the use of The air permeability of the fabric is high, so the wind passes through the clothes but the wind cannot reach the back, and the clothes are thin and see-through, so it becomes a clothes with poor comfort and style. Since the clothes used in Comparative Example 3 were not equipped with a fan unit, the hot and stuffy feeling in the clothes could not be suppressed, and the clothes had poor comfort. In addition, since the clothes obtained in Comparative Example 4 were not provided with a flow path forming part, the wind did not blow to the parts of the body to be cooled, and the hot and stuffy feelings in the clothes could not be suppressed, so they became poorly comfortable clothes. Although the clothes obtained in Comparative Example 5 had many convex parts, they were formed discontinuously, which caused the wind blown in by the fan unit to spread in the clothes, and the hot and stuffy feeling in the clothes could not be suppressed, so it became poor in comfort. Clothes. (Industrial availability)

The clothes of the present invention suppress the stuffy and hot feeling in the clothes, so the inner environment of the clothes can be kept comfortable, and the wearing comfort and style are excellent, so it is suitable for high temperature and/or high humidity environments, offices and homes, etc. All kinds of wearing occasions that require comfort.

1: Convex part 1a: Convex part 1b: convex part 1c: convex part 2: blower fan unit 3: clothing fabric 4: suction port 5: Exhaust port A: Installation angle of convex part L: Length of convex portion T: Thickness of convex portion W: Width of convex portion

Fig. 1 is a schematic explanatory view showing a flow path forming part in a clothing according to an embodiment of the present invention; (a) is a front view (inside of clothing), (b) is a side view, and (c) is a cross-sectional view. Fig. 2 is a schematic explanatory diagram showing the positions of the flow path forming part and the blower unit of Example 1; (a) is a schematic view of the back part of the clothing, (b) is the inner side of the back part (the dotted line in Fig. 2(a)) ) Schematic diagram. Fig. 3 is a schematic explanatory diagram of the installation angle of the convex portion of the present invention.

1: Convex part

1a: Convex part

1b: convex part

1c: convex part

2: blower fan unit

4: suction port

5: Exhaust port

Claims (8)

A clothing made of fabric with a permeability of 50 to 500 cm ³ /cm ² /s, equipped with a fan unit, and equipped with a flow path forming part on the inside of the clothing for imparting directivity to the wind in the clothing. The clothing of claim 1, wherein the flow path forming portion includes a convex portion that has a length of 30 to 500 mm and extends in one direction. Such as the clothing of claim 2, wherein the thickness of the convex portion is 3-20mm. The garment according to any one of claims 1 to 3, wherein the flow path forming portion is composed of a fiber structure. The clothes according to any one of claims 1 to 3, wherein the clothes are made of cloth using hygroscopic fibers at least in part. The clothes of claim 4, wherein the clothes are made of cloth in which at least a part of the clothes is made of hygroscopic fibers. Such as the clothing of claim 5, wherein the moisture absorption rate difference (ΔMR) of the above-mentioned hygroscopic fiber is 2.0 to 10.0%. Such as the clothing of claim 6, wherein the moisture absorption rate difference (ΔMR) of the above-mentioned hygroscopic fiber is 2.0 to 10.0%.

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