Leg binding trousers with adjustable trouser leg openings

By incorporating elastic elements and snap fasteners inside the cuffs of the joggers, combined with a breathable design, the lack of adjustability at the cuffs is solved, improving the comfort and breathability of the pants.

CN223929556UActive Publication Date: 2026-02-24SANLIREN SHENZHEN TECH CO
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Patent Information

Application Number
CN202520500648.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-19
Publication Date
2026-02-24
Estimated Expiration
2035-03-19

AI Technical Summary

Technical Problem

Existing jogger pants lack adjustable cuffs, resulting in insufficient flexibility and comfort when worn, and polyester athletic pants have poor breathability.

Method used

Design a pant leg with a double-ring structure, with an inner elastic element and a four-button assembly. The outer layer of the pant leg has small holes, and the ventilation unit is located in the middle of the outer side of the pant leg. The ventilation openings are adjustable to improve breathability, and the pant leg diameter is adjusted by the elastic element and the four-button assembly.

Benefits of technology

It allows for flexible adjustment of the trouser leg opening, improving wearing comfort and breathability, and meeting the needs of different consumers for elasticity and breathability.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a pair of leg binding trousers with adjustable trouser leg openings, which relates to the field of trousers and comprises a trouser body, the trouser body comprises trouser legs and trouser legs, each trouser leg is of a double-layer annular structure, an elastic part is wrapped inside each trouser leg, a plurality of evenly distributed small holes are formed in the outer layer of each trouser leg and the elastic part, and the trouser legs are connected with the trouser leg openings. The small holes in the outer layers of the trouser legs coincide with the small holes in the elastic pieces, and snap fastener assemblies are arranged between the elastic pieces and the trouser legs. The elastic pieces and the snap fastener assemblies are additionally arranged on the trouser legs, the trouser legs are more flexible to put on and take off, the whole shape is more personalized, in addition, the size of the calibers of the trouser legs can be adjusted and controlled through the snap fastener assemblies according to the requirements of users, and therefore the requirements of different consumers for adjusting the sizes of the leg openings are met. The elastic pieces are matched for use, so that the fitting degree of ankles and trouser legs can be ensured, and meanwhile, the requirements of consumers on modeling, wearing and taking-off convenience and the like are met.
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Description

Technical Field

[0001] This utility model relates to the field of trousers, specifically an adjustable cuff trouser. Background Technology

[0002] Jogger pants are a type of trousers with adjustable cuffs. They have a loose fit around the thighs or calves but tighten at the ankles. Most jogger pants on the market currently use an internal flat elastic band design. While this design provides some comfort and a good fit, it usually lacks adjustability at the cuffs. This means the wearer cannot adjust the tightness of the cuffs to their individual needs, potentially affecting flexibility and comfort. Secondly, while polyester athletic pants are durable and quick-drying, they have poor breathability. Utility Model Content

[0003] The purpose of this utility model is to provide an adjustable cuff pant leg to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution: an adjustable cuff pant, comprising a pant body, the pant body including pant legs and pant feet, the pant feet having a double-layer ring structure, the inside of the pant feet being covered with an elastic element, the outer layer of the pant feet and the elastic element both having multiple evenly distributed small holes, the small holes on the outer layer of the pant feet coinciding with the small holes on the elastic element, and a four-button fastener assembly provided between the elastic element and the pant feet;

[0005] The four-button fastener assembly includes a plurality of female buckles arranged at equal intervals; and a male buckle that is adapted to the plurality of female buckles, wherein the male buckle and the plurality of female buckles are on the same horizontal line.

[0006] As a further improvement of this utility model, both the female buckle and the male buckle are riveted to the outer layer of the trouser leg through small holes.

[0007] As a further improvement of this utility model, the elastic element is a flat rubber band.

[0008] As a further improvement of this utility model, the upper end of the trouser leg is connected to the trouser leg by needle and thread.

[0009] As a further improvement of this utility model: a breathable unit is provided in the middle of the outer side of the trouser leg. The breathable unit includes a breathable opening. The breathable opening is opened in the middle of the outer side of the trouser leg. A first sewing area is provided at both the upper and lower ends of the breathable opening. A first toothed chain is provided on one side of the breathable opening, and a covering cloth is provided on the other side of the breathable opening.

[0010] As a further embodiment of this utility model: the breathable unit further includes two second sewing areas located at the upper and lower ends of the inner side of the shielding cloth. The two second sewing areas are matched in size with the two first sewing areas. The second sewing areas and the first sewing areas are fixedly connected by needle and thread. A second toothed chain is provided at the outer edge of the inner side of the shielding cloth. The second toothed chain and the first toothed chain are engaged by a zipper head.

[0011] As a further improvement of this utility model, the inner side of the vent is sewn with a perforated mesh fabric.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] This utility model adds elastic elements and snap fasteners to the trouser legs, making them more flexible to put on and take off and giving them a more personalized look. In addition, the snap fasteners can be used to adjust the size of the trouser leg opening according to the user's needs, thereby meeting the needs of different consumer groups for adjusting the leg opening size. When used with elastic elements, it can ensure the fit between the ankle and the trouser leg, while meeting consumers' needs for style and ease of putting on and taking off. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model;

[0015] Figure 2 A partial structural diagram showing the installation of the trouser leg, snap fastener assembly, and elastic element of this utility model;

[0016] Figure 3 This is a schematic diagram of the structure from another perspective of the present invention;

[0017] Figure 4 This is an enlarged structural diagram of region A of this utility model.

[0018] In the diagram: 1. Pants body; 2. Pants leg; 3. Pants hem; 4. Snap fastener assembly; 401. Female snap fastener; 402. Male snap fastener; 5. Ventilation unit; 501. Ventilation opening; 502. First seam area; 503. First chain strap; 504. Covering fabric; 505. Second chain strap; 506. Second seam area; 507. Zipper pull; 6. Elastic element; 7. Small hole. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] Please see Figures 1-4 In this embodiment of the utility model, an adjustable cuff pant includes a pant body 1, the pant body 1 includes pant legs 2 and pant feet 3, the pant feet 3 has a double-layer ring structure, the inside of the pant feet 3 is covered with an elastic element 6, the outer layer of the pant feet 3 and the elastic element 6 are provided with a plurality of evenly distributed small holes 7, the small holes 7 on the outer layer of the pant feet 3 coincide with the small holes 7 on the elastic element 6, and a four-button fastener assembly 4 is provided between the elastic element 6 and the pant feet 3;

[0021] The snap fastener assembly 4 includes multiple female snaps 401 arranged at equal intervals; and male snaps 402 that are adapted to the multiple female snaps 401, with the male snaps 402 and the multiple female snaps 401 on the same horizontal line.

[0022] Both the female buckle 401 and the male buckle 402 are riveted to the outer layer of the trouser leg 3 through the small hole 7; the elastic element 6 is a flat rubber band; the upper end of the trouser leg 3 is sewn to the trouser leg 2 with needle and thread.

[0023] In this embodiment, by adding an elastic element 6 and a snap fastener assembly 4 to the trouser leg 3, it is more flexible when putting on and taking off the trousers and makes the overall style more personalized. In addition, the size of the trouser leg 3 can be adjusted by using the snap fastener assembly 4 according to the user's needs, thereby meeting the adjustment of the leg opening size for different consumer groups. When used with the elastic element 6, it can ensure the fit between the ankle and the trouser leg 3, while meeting the consumer's needs for style and ease of putting on and taking off the trousers.

[0024] Specifically, this solution uses multiple female buckles 401 and one male buckle 402 to adjust the size of the trouser leg opening 3. When the male buckle 402 is fastened to the female buckle 401 furthest away, the trouser leg opening 3 is at its smallest size. The multiple female buckles 401 are fastened to the male buckle 402 respectively, providing multiple adjustment levels to suit people with different ankle sizes. It should be noted that the snap fastener assembly 4 in this solution is a common snap fastener. By fixing the snap fastener assembly 4 to the outer layer of the trouser leg 3, the inner layer of the trouser leg 3 separates the snap fastener assembly 4 from the skin of the ankle, avoiding contact and friction that could cause discomfort.

[0025] Please refer to section 1 for more details. Figure 4 A ventilation unit 5 is provided in the middle of the outer side of the pant leg 2. The ventilation unit 5 includes a ventilation opening 501. The ventilation opening 501 is opened in the middle of the outer side of the pant leg 2. A first sewing area 502 is provided at both the upper and lower ends of the ventilation opening 501. A first toothed chain strap 503 is provided on one side of the ventilation opening 501, and a covering cloth 504 is provided on the other side of the ventilation opening 501.

[0026] The ventilation unit 5 also includes two second sewing areas 506 located at the upper and lower ends of the inner side of the shielding fabric 504. The two second sewing areas 506 are matched in size with the two first sewing areas 502. The second sewing areas 506 and the first sewing areas 502 are fixedly connected by needle and thread. A second toothed chain strap 505 is provided at the outer edge of the inner side of the shielding fabric 504. The second toothed chain strap 505 and the first toothed chain strap 503 are engaged by a zipper head 507. The inner side of the ventilation opening 501 is sewn with a hollowed-out mesh fabric.

[0027] In this embodiment: By setting a breathable unit 5 on the outer side of the trouser leg 2, the breathability of the trouser body 1 can be improved in hot weather, avoiding stuffiness and sweating that would affect wearing comfort.

[0028] Specifically, when the weather is hot or after a period of exercise and sweating, pulling down the zipper head 507 separates the first chain strap 503 and the second chain strap 505. At this time, it is equivalent to one side of the covering fabric 504 being open, allowing air to pass through the ventilation opening 501 to enter and exit the inside of the pant leg 2, thus creating a better breathability. It should be noted that when a person walks, the leg joints bend, and the ventilation unit 5 in this solution is located on the outside of the leg joint. During the bending of the leg joint, the shape of the ventilation opening on the ventilation unit 5 will also change, forming a closed and open state, similar to the pant leg 2 breathing, greatly improving the overall breathability of the pant body 1.

[0029] Similarly, when the weather is cold, pull up the zipper pull 507 so that the first chain strap 503 and the second chain strap 505 seal the opening on one side of the covering fabric 504. It should be noted that this solution... Figure 4 The state of the middle covering fabric 504 is not the final state of the pants. The covering fabric 504 has a rectangular structure. The second seam areas 506 at the top and bottom ends of the covering fabric 504 need to be sewn and fixed to the two first seam areas 502 respectively. The end of the covering fabric 504 away from the first toothed chain strap 503 needs to be sewn and fixed to the pant leg 2 in advance. The other side of the covering fabric 504 is opened and closed by a zipper composed of the first toothed chain strap 503, the second toothed chain strap 505 and the zipper head 507 (the zipper is a common existing zipper structure).

[0030] In addition, the inside of the ventilation opening 501 is sewn with a hollowed-out mesh fabric, which can improve the aesthetics of the ventilation process of the pants body 1 and prevent the skin of the joints from being completely exposed after the leg joints are bent.

[0031] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A pair of adjustable-leg trousers, comprising a trouser body (1), said trouser body (1) comprising trouser legs (2) and trouser hems (3), characterized in that, The trouser leg (3) has a double-layer ring structure. The inside of the trouser leg (3) is covered with an elastic element (6). The outer layer of the trouser leg (3) and the elastic element (6) are provided with a plurality of evenly distributed small holes (7). The small holes (7) on the outer layer of the trouser leg (3) coincide with the small holes (7) on the elastic element (6). A four-button fastener assembly (4) is provided between the elastic element (6) and the trouser leg (3). The four-button assembly (4) includes a plurality of female buckles (401) arranged at equal intervals; and a male buckle (402) that matches the plurality of female buckles (401), wherein the male buckle (402) and the plurality of female buckles (401) are on the same horizontal line.

2. The adjustable leg opening trousers according to claim 1, characterized in that, Both the female buckle (401) and the male buckle (402) are riveted to the outer layer of the trouser leg (3) through small holes (7).

3. The adjustable leg opening trousers according to claim 2, characterized in that, The elastic element (6) is a flat rubber band.

4. The adjustable leg opening trousers according to claim 3, characterized in that, The upper end of the trouser leg (3) is sewn to the trouser leg (2) by needle and thread.

5. The adjustable leg opening trousers according to claim 4, characterized in that, A breathable unit (5) is provided in the middle of the outer side of the trouser leg (2). The breathable unit (5) includes a breathable opening (501). The breathable opening (501) is opened in the middle of the outer side of the trouser leg (2). A first sewing area (502) is provided at both the upper and lower ends of the breathable opening (501). A first toothed chain strap (503) is provided on one side of the breathable opening (501), and a covering cloth (504) is provided on the other side of the breathable opening (501).

6. The adjustable leg opening trousers according to claim 5, characterized in that, The breathable unit (5) further includes two second sewing areas (506) located at the upper and lower ends of the inner side of the shielding cloth (504). The two second sewing areas (506) are matched in size with the two first sewing areas (502). The second sewing areas (506) and the first sewing areas (502) are fixedly connected by needle and thread. A second toothed chain (505) is provided at the outer edge of the inner side of the shielding cloth (504). The second toothed chain (505) and the first toothed chain (503) are engaged by a zipper head (507).

7. The adjustable leg opening trousers according to claim 6, characterized in that, The inside of the vent (501) is sewn with a perforated mesh fabric.