Men's underpants

Through seamless bonding technology and conformal fabric design, the problem of strong chafing from the seams in the crotch and legs of men's underwear has been solved, achieving greater comfort and breathability.

CN224219534UActive Publication Date: 2026-05-12SHENZHEN MINUS TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN MINUS TECH CO LTD
Filing Date
2024-12-30
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

The seams on current men's underwear at the crotch and leg areas cause a strong chafing sensation and low comfort.

Method used

The trousers are made of a seamless bonding process to connect the body and the hem. The body is formed by one piece of front and back panels, and the hem is connected by heat-pressed seams. The connection is located at the front of the hem or avoids sensitive areas. The cuffs are made of conformal fabric and have anti-slip particles.

Benefits of technology

It eliminates seam friction between the crotch and legs, improves wearing comfort and breathability, reduces chafing in the crotch area, and enhances the fit and anti-slip properties of the trouser legs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to men's underpants. According to the male underpants, the left underpants leg, the right underpants leg, the underpants body and the elastic piece are included, the left underpants leg is connected into a cylindrical structure through a first connecting part, a first connecting opening is formed in one side of the left underpants leg, and the left underpants opening is formed in the bottom end of the left underpants leg. The right trouser leg is connected into a cylindrical structure through a second connecting part, a second connecting opening is formed in one side of the right trouser leg, and a right trouser opening is formed in the bottom end of the right trouser leg. The pants body comprises a front piece and a rear piece which are integrally connected. The edge of one side of the trouser body is connected with the edge of the first connecting opening through a third connecting part, and the edge of the other side of the trouser body is connected with the edge of the second connecting opening through a fourth connecting part, so that the upper end of the left trouser leg and the upper end of the right trouser leg are connected to the two sides of the trouser body respectively to form a trouser head. The male underpants have the advantages of being weak in skin rubbing feeling and comfortable to wear.
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Description

Technical Field

[0001] This application relates to the field of clothing technology, and in particular to a men's underwear. Background Technology

[0002] Most men's underwear on the market consists of a front panel at the crotch that connects to the left and right leg openings on both sides. The back panel, which covers the buttocks, is then connected to the front panel. The sides of the back panel are connected to the left and right leg openings. Each seam of the fabric is connected by stitches, forming a seam between the front and back panels. The left and right leg openings also form seams on both sides of the men's underwear.

[0003] The aforementioned stitching structure creates multiple seams in men's underwear. Traditional underwear often uses double-needle stitching, four-needle six-thread stitching, three-needle five-thread stitching, Hasselblad stitching, or crease stitching to address these seams, which can cause noticeable chafing against the skin. In particular, the seams between the front and back panels under the crotch area can cause direct friction, resulting in a chafing sensation. Therefore, current men's underwear designs suffer from strong chafing and low comfort. Utility Model Content

[0004] Therefore, it is necessary to provide a new type of men's underwear to address the issues of excessive chafing and low comfort associated with men's underwear.

[0005] A type of men's underwear, comprising:

[0006] The left trouser leg is connected into a cylindrical structure by a first connecting part, the bottom end of the left trouser leg is the left trouser cuff, and a first connecting opening is provided on one side of the left trouser leg;

[0007] The right trouser leg is connected into a tubular structure by a second connecting part. The bottom end of the right trouser leg is the right trouser cuff, and a second connecting port is provided on one side of the right trouser leg.

[0008] The trousers body includes a front panel and a back panel, which are integrally connected. One edge of the trousers body is connected to the edge of the first connecting opening via a third connecting portion, and the other edge of the trousers body is connected to the edge of the second connecting opening via a fourth connecting portion, so that the upper ends of the left and right trouser legs are respectively connected to the two sides of the trousers body to form waistbands; and

[0009] The measuring rod is attached to the edge of the waistband.

[0010] In one embodiment, one end of the first connecting portion is connected to the back piece, and the other end of the first connecting portion extends forward of the left trouser leg to the left trouser leg opening.

[0011] One end of the second connecting part is connected to the back piece, and the other end of the second connecting part extends forward to the right leg opening of the right trouser leg.

[0012] In one embodiment, the first connecting part is a heat-pressed seam thread, and the second connecting part is a heat-pressed seam thread.

[0013] In one embodiment, the stitching of the third connecting part is located on the outer side of the men's underwear, and the stitching of the fourth connecting part is located on the outer side of the men's underwear.

[0014] In one embodiment, the third connecting portion extends obliquely backward from the side of the measuring rod, and the fourth connecting portion extends obliquely backward from the other side of the measuring rod, so that the third connecting portion and the fourth connecting portion avoid the wearer's buttocks.

[0015] In one embodiment, the left trouser leg has a first anti-slip particle on the inner edge of the left trouser leg opening, and the right trouser leg has a second anti-slip particle on the inner edge of the right trouser leg opening.

[0016] In one embodiment, the length of the left trouser leg is 20-35cm, and the length of the right trouser leg is 20-35cm.

[0017] In one embodiment, the pant body, the left pant leg, and the right pant leg are made of conformal fabric, and the left leg opening of the left pant leg and the right leg opening of the right pant leg are both conformal fabrics.

[0018] In one embodiment, the measuring band is an elastic band that is arranged around the edge of the waistband.

[0019] In one embodiment, the men's underwear further includes an inner lining fabric disposed on the inside of the front panel, one side of the inner lining fabric being connected to the third connecting portion, and the other side of the inner lining fabric being connected to the fourth connecting portion. The front panel has a first notch at the connection with the left leg and a second notch at the connection with the right leg.

[0020] The aforementioned men's underwear is designed with the fabric consisting of a left leg, a right leg, the body, and a crotch. The left leg is connected to the right leg via a first connecting part to form a tubular structure, and the right leg is connected to the left leg via a second connecting part to form a tubular structure. One side of the body is connected to the first connecting part of the left leg via a third connecting part, and the other side of the body is connected to the second connecting part of the right leg via a fourth connecting part. This connects the body and the left and right legs to form the waistband, with the crotch attached to the edge of the waistband. Specifically, the body includes a front panel and a back panel, which are integrally molded. Therefore, the crotch area of ​​this men's underwear does not require stitching, eliminating friction from seams and reducing the chafing sensation. This results in a comfortable and gentle fit. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the structure of the men's underwear described in an embodiment of this application.

[0022] Figure 2 This is a front view structural diagram of the men's underwear described in an embodiment of this application.

[0023] Figure 3 This is a rear view structural diagram of the men's underwear described in an embodiment of this application.

[0024] Figure 4 This is a side view structural diagram of the men's underwear described in an embodiment of this application.

[0025] Icon labels:

[0026] 100, Left trouser leg; 100A, First connecting joint; 110, First connecting part; 120, First anti-slip particle;

[0027] 200, Right trouser leg; 200A, Second connecting joint; 210, Second connecting part; 220, Second anti-slip particle;

[0028] 300. Body of the pants; 310. Front panel; 310A. First notch; 310B. Second notch; 320. Back panel; 330. Third connecting part; 340. Fourth connecting part;

[0029] 400, Zhang Gen;

[0030] 500. Lining fabric. Detailed Implementation

[0031] To make the above-mentioned objectives, features, and advantages of this application more apparent and understandable, the specific embodiments of this application are described in detail below with reference to the accompanying drawings. Many specific details are set forth in the following description to provide a thorough understanding of this application. However, this application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar modifications without departing from the spirit of this application. Therefore, this application is not limited to the specific embodiments disclosed below.

[0032] In the description of this application, it should be understood that if terms such as "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" appear, these terms indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application.

[0033] Furthermore, where the terms "first" and "second" appear, these terms are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined with "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this application, where the term "multiple" appears, "multiple" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0034] In this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise expressly limited. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0035] In this application, unless otherwise expressly specified and limited, the use of descriptions such as "above" or "below" the second feature indicates that the first and second features are in direct contact or indirect contact via an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. Similarly, "below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.

[0036] It should be noted that if an element is referred to as being "fixed to" or "set on" another element, it can be directly on the other element or there may be an intervening element. If an element is considered to be "connected to" another element, it can be directly connected to the other element or there may be an intervening element. If so, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and similar expressions used in this application are for illustrative purposes only and do not represent the only possible implementation.

[0037] See Figures 1 to 3 The diagram illustrates a structural schematic of men's underwear according to an embodiment of this application. The men's underwear includes a left leg 100, a right leg 200, a body 300, and a crotch 400. The left leg 100 is connected into a tubular structure via a first connecting portion 110. A first connecting opening 100A is provided on one side of the left leg 100, and the bottom end of the left leg 100 is the left leg opening. When worn, the left leg passes through the left leg 100 through the left leg opening. The right leg 200 is connected into a tubular structure via a second connecting portion 210. A second connecting opening 200A is provided on one side of the right leg 200, and the bottom end of the right leg 200 is the right leg opening. When worn, the right leg passes through the right leg 200 through the right leg opening.

[0038] The trousers 300 includes a front piece 310 and a back piece 320. The front piece 310 serves as the crotch area of ​​the men's underwear, covering the genitals when worn. The back piece 320 covers the buttocks when worn. The front piece 310 and the back piece 320 are integrally connected. One edge of the trousers 300 is connected to the edge of the first connecting port 100A via a third connecting part 330, and the other edge of the trousers 300 is connected to the edge of the second connecting port 200A via a fourth connecting part 340, so that the upper ends of the left trouser leg 100 and the right trouser leg 200 are respectively connected to the two sides of the trousers 300 to form the waistband.

[0039] The 400mm hem is attached to the edge of the waistband. The 400mm hem has good elasticity, which allows men's underwear to fit the waist and prevents it from slipping down.

[0040] The men's underwear described in this application embodiment is designed with the fabric of the men's underwear in several parts: left leg 100, right leg 200, body 300, and waistband 400. The left leg 100 is connected to the right leg 200 to form a tubular structure through the first connecting part 110, and the right leg 200 is connected to the left leg 100 through the second connecting part 210 to form a tubular structure. One side of the body 300 is connected to the first connecting opening 100A of the left leg 100 through the third connecting part 330, and the other side of the body 300 is connected to the second connecting opening 200A of the right leg 200 through the fourth connecting part 340. The body 300 and the left and right legs 100 on both sides are connected to form the waistband, and the waistband 400 is connected to the edge of the waistband to prevent the men's underwear from slipping down when worn.

[0041] The men's underwear described in this application embodiment includes a front piece 310 and a back piece 320 in the pant body 300. The front piece 310 and the back piece 320 are integrally formed and connected, that is, the front piece 310 and the back piece 320 are composed of a single piece of fabric. Therefore, the crotch area of ​​the men's underwear of this application does not need to be connected by seams, and there will be no seams causing friction to the human body when wearing it, thereby eliminating the chafing sensation in the crotch area when wearing it. It has the advantages of weak chafing sensation and comfortable wear.

[0042] Combination Figure 4 This illustration shows a front view of a men's underwear according to one embodiment of this application. In some embodiments, one end of the first connecting portion 110 is connected to the back piece 320, and the other end of the first connecting portion 110 extends forward to the left leg opening of the left leg 100. Conventional underwear has its leg seams located on the side of the leg. When a person wears underwear and engages in activities, the legs typically move back and forth, causing strong friction from the side seams during these movements, resulting in discomfort. In this application, the left leg 100 extends the first connecting portion 110 forward from the connecting end of the back piece 320, thus positioning the first connecting portion 110 generally in front of the left leg 100. This reduces friction between the first connecting portion 110 and the left leg during wear, improving comfort.

[0043] Similarly, one end of the second connecting portion 210 is connected to the back piece 320, and the other end of the second connecting portion 210 extends forward toward the right leg opening of the right leg opening 200. By extending the second connecting portion 210 of the right leg opening 200 forward from the connecting end of the back piece 320, the second connecting portion 210 is generally located in front of the right leg opening 200, thereby reducing the friction of the second connecting portion 210 on the right leg during wearing activities and improving wearing comfort.

[0044] In an optional embodiment, the first connecting portion 110 is formed by a seamless bonding process, and the second connecting portion 210 is formed by a seamless bonding process, which can avoid the problem of seam friction against the skin caused by needle and thread sewing and improve wearing comfort.

[0045] In one exemplary embodiment, the seamless bonding process is a heat-pressing process, meaning that both the first connecting portion 110 and the second connecting portion 210 are heat-pressed seams. Heat-pressing is a technique that uses high temperature and pressure to join two or more pieces of fabric together. Heat-pressed seams do not require needle and thread, resulting in a smooth and even seam, effectively avoiding the skin-irritating problems associated with needle and thread stitching and improving wearing comfort.

[0046] In an optional embodiment, the third connecting portion 330 and the fourth connecting portion 340 employ a reverse-bottom-facing seam technique. Normal seam techniques have a higher hardness on the skin-contact side and a softer outer side. Therefore, by using a reverse-bottom-facing seam technique, the softer side of both the third connecting portion 330 and the fourth connecting portion 340 is placed on the skin-contact side. By using this reverse-bottom-facing seam technique on both sides of the pant body 300 with the left pant leg 100 and right pant leg 200, the hard seams of the third connecting portion 330 and the fourth connecting portion 340 on both sides of the crotch are exposed on the front of the men's underwear, making the inner skin-contact side softer. This avoids friction between the seams and the skin, resulting in higher comfort. Furthermore, breathability in the crotch area is crucial; needle and thread sewing provides better breathability than heat sealing, ensuring proper ventilation in the crotch area.

[0047] In an optional embodiment, such as Figures 1 to 4 As shown, the back piece 320 primarily covers the buttocks, and its coverage area is appropriately increased to cover the buttock peak. Therefore, the third connecting portion 330 extends along one side edge of the back piece 320, that is, it extends diagonally backward from the side of the base 400, and the fourth connecting portion 340 extends along the other side edge of the back piece 320, that is, it extends diagonally backward from the other side of the base 400, so that the third connecting portion 330 and the fourth connecting portion 340 avoid the wearer's buttock peak. Since the buttock peak is a relatively sensitive part of the human body, by expanding the coverage area of ​​the back piece 320 and setting the third connecting portion 330 and the fourth connecting portion 340 around the buttock peak, the chafing sensation caused by the third connecting portion 330 and the fourth connecting portion 340 on the buttocks is reduced, thereby improving wearing comfort.

[0048] In an optional embodiment, such as Figure 1As shown, during exercise while wearing men's underwear, the hem tends to ride up, causing fabric to bunch up on the inner thighs and increasing friction. This application addresses this by using conformal fabric for the pant body 300, left leg 100, and right leg 200. Specifically, the left leg opening of the left leg 100 and the right leg opening of the right leg 200 are both conformal fabrics, meaning that the left and right leg openings do not require sewing. The conformal fabric has a certain degree of elasticity, allowing for flexible and form-fitting cutting according to the shape of the leg, resulting in conformal leg openings that fit snugly against the wearer's legs and reduce the probability of the hem riding up.

[0049] Furthermore, such as Figure 1 As shown, the left trouser leg 100 has a first anti-slip particle 120 on the inner edge of the left trouser leg opening, and the right trouser leg 200 has a second anti-slip particle 220 on the inner edge of the right trouser leg opening. The first anti-slip particle 120 and the second anti-slip particle 220 use the principle of friction to prevent the trouser legs from slipping up. The anti-slip particles increase the friction of the contact surface, allowing the trouser legs to stay more firmly in place and not easily slip upwards, thereby avoiding the fabric from rubbing against the thighs caused by the left and right trouser legs 100 and 200 slipping up.

[0050] Furthermore, the length of the trouser legs can be increased to prevent them from riding up. Specifically, the length of the left trouser leg (size 100) should be 20-35cm, and the length of the right trouser leg (size 200) should also be 20-35cm.

[0051] In an optional embodiment, such as Figure 1 As shown, the 400mm elastic band is positioned around the edge of the waistband. The 400mm elastic band allows the underwear to fit snugly around the waist, preventing it from slipping down. This is achieved through the excellent elasticity of the 400mm elastic band, which can stretch appropriately according to the waist size of different people, adapting to different waist circumferences, and maintaining a certain elastic tension during wear.

[0052] In an optional embodiment, such as Figure 1 and Figure 2As shown, the men's underwear also includes an inner lining 500, which is located inside the front panel 310. One side of the inner lining 500 is connected to a third connecting part 330, and the other side is connected to a fourth connecting part 340. The front panel 310 has a first notch 310A at its connection with the left leg 100 and a second notch 310B at its connection with the right leg 200. By placing the inner lining 500 inside the front panel 310, the inner lining 500 helps to absorb sweat and breathe. During exercise, the body sweats profusely, and the inner lining 500 can quickly absorb sweat. At the same time, the inner lining 500 can promote sweat evaporation, keeping the skin dry and thus improving wearing comfort. Moreover, the first notch 310A and the second notch 310B on both sides of the front panel 310 further improve the breathability of the inner lining 500.

[0053] The men's underwear described in this application has the following beneficial effects:

[0054] 1. The trouser body 300 includes a front piece 310 and a back piece 320, which are integrally molded and connected. That is to say, the front piece 310 and the back piece 320 are composed of a single piece of fabric. Therefore, the crotch area of ​​the men's underwear of this application does not need to be connected by seams. When wearing, there will be no seams causing friction to the human body, thereby eliminating the chafing sensation in the crotch area and having the advantages of weak chafing sensation and comfortable wear.

[0055] 2. The left trouser leg 100 extends the first connecting part 110 forward from the connecting end of the back piece 320, so that the first connecting part 110 is generally located in front of the left trouser leg 100, thereby reducing the friction of the first connecting part 110 on the left leg when the men's underwear of this application is worn, and improving the comfort of wearing.

[0056] The technical features of the above embodiments can be combined in any way. For the sake of brevity, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0057] The embodiments described above are merely illustrative of several implementation methods of this application, and while the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the patent application. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this application, and these all fall within the protection scope of this application. Therefore, the protection scope of this patent application should be determined by the appended claims.

Claims

1. A type of men's underwear, characterized in that, include: The left trouser leg (100) is connected into a cylindrical structure by a first connecting part (110). The bottom end of the left trouser leg (100) is the left trouser cuff. A first connecting port (100A) is provided on one side of the left trouser leg (100). One end of the first connecting part (110) is connected to the back piece (320), and the other end of the first connecting part (110) extends to the front of the left trouser leg (100) to the left trouser cuff. The right trouser leg (200) is connected into a cylindrical structure by a second connecting part (210). The bottom end of the right trouser leg (200) is the right trouser cuff. A second connecting port (200A) is provided on one side of the right trouser leg (200). One end of the second connecting part (210) is connected to the back piece (320), and the other end of the second connecting part (210) extends to the front of the right trouser leg (200) to the right trouser cuff. as well as The trouser body (300) includes a front piece (310) and a back piece (320), the front piece (310) and the back piece (320) are integrally connected, one side edge of the trouser body (300) is connected to the edge of the first connecting port (100A) through a third connecting part (330), and the other side edge of the trouser body (300) is connected to the edge of the second connecting port (200A) through a fourth connecting part (340), so that the upper end of the left trouser leg (100) and the upper end of the right trouser leg (200) are respectively connected to the two sides of the trouser body (300) to form the waistband.

2. The men's underwear according to claim 1, characterized in that: The first connecting part (110) is a hot-pressed seam line, and the second connecting part (210) is a hot-pressed seam line.

3. The men's underwear according to claim 1, characterized in that: The first connecting part (110) is formed by a seamless bonding process, and the second connecting part (210) is formed by a seamless bonding process.

4. The men's underwear according to claim 1, characterized in that: The third connecting part (330) is formed by a reverse bottom-facing seam process, and the fourth connecting part (340) is formed by a reverse bottom-facing seam process.

5. The men's underwear according to claim 1, characterized in that: The men's underwear also includes a girdle (400) connected to the edge of the waistband, a third connecting part (330) extending obliquely backward from the side of the girdle (400), and a fourth connecting part (340) extending obliquely backward from the other side of the girdle (400), so that the third connecting part (330) and the fourth connecting part (340) avoid the wearer's buttocks.

6. The men's underwear according to claim 1, characterized in that: The left trouser leg (100) has a first anti-slip particle (120) on the inner edge of the left trouser leg opening, and the right trouser leg (200) has a second anti-slip particle (220) on the inner edge of the right trouser leg opening.

7. The men's underwear according to claim 1, characterized in that: The length of the left trouser leg (100) is 20~35cm, and the length of the right trouser leg (200) is 20~35cm.

8. The men's underwear according to claim 1, characterized in that: The material of the trouser body (300), the left trouser leg (100) and the right trouser leg (200) is conformal fabric, and the left leg opening of the left trouser leg (100) is conformal structure, and the right leg opening of the right trouser leg (200) is conformal structure.

9. The men's underwear according to claim 5, characterized in that: The measuring rod (400) is an elastic band, which is arranged around the edge of the waistband.

10. The men's underwear according to claim 1, characterized in that: The men's underwear also includes an inner lining (500), which is disposed on the inside of the front piece (310). One side of the inner lining (500) is connected to the third connecting part (330), and the other side of the inner lining (500) is connected to the fourth connecting part (340). The front piece (310) has a first notch (310A) at the connection with the left leg (100), and the front piece (310) has a second notch (310B) at the connection with the right leg (200).