Detachable inline skates carriable in bracelet form

A detachable inline skate designed as a bracelet addresses portability and stability issues by folding for storage and attaching to shoes, enhancing usability and accessibility.

WO2026071637A1PCT designated stage Publication Date: 2026-04-02KIM SU CHEOL
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Filing Date
2025-09-22
Publication Date
2026-04-02

AI Technical Summary

Technical Problem

Existing inline skates and roller skates face challenges with portability, usability, and driving stability due to their size, weight, and design, limiting their use in daily life and sports enjoyment.

Method used

A detachable inline skate designed as a bracelet that can be folded for storage and easily attached to a shoe, featuring foldable footrests, wheels, and adjustable fixing parts for secure attachment, enhancing portability and stability.

Benefits of technology

The detachable inline skate provides convenience in carrying and using, allowing sports to be enjoyed anytime and anywhere with improved stability and expanded user accessibility.

✦ Generated by Eureka AI based on patent content.

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    Figure KR2025014705_02042026_PF_FP_ABST
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Abstract

The present invention relates to inline skates which are popular sports equipment, and more specifically, the present invention may provide detachable inline skates carriable in bracelet form, which have improved portability and thus may be conveniently used whenever and wherever, regardless of time and place. The present invention may comprise: a body part (10) having two or more foot plates (11) configured to be foldably connected to each other so as to be collapsible; wheels (30) individually configured in the respective bottom surfaces of the foot plates (11) of the body part (10); and fixing parts (20) configured on respective positions among the foot plates (11) of the body part (10) where the ball and the heel of a shoe may be bound so as to fix the body part (10) to the bottom of the shoe.
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Description

Detachable inline skates carried in the form of a bracelet

[0001] The present invention relates to inline skates, which are popular sports equipment, and more specifically, to a detachable inline skate that is carried in the form of a bracelet, which can be conveniently used anytime and anywhere without being restricted by time or place due to its improved portability.

[0002] As the importance of leisure activities that pursue quality of life is emerging worldwide, countless new sports-related products are being released. Among them, when looking at inline skates, roller skates, and other improved products that are widely used by the public due to their low entry barriers and ease of enjoyment, inline skates and roller skates are designed specifically for sports and allow for effective enjoyment, but they are inconvenient to carry due to their size and weight, which has resulted in limitations in enjoying sports in daily life.

[0003] To address portability issues, various products featuring wheels directly attached to shoes are being released in the market. While these products significantly improved portability by reducing size and weight compared to inline and roller skates and allowed them to be used as regular shoes, they suffered from the problem of being less functional than the aforementioned dedicated products. Furthermore, their design and practicality failed to meet consumer expectations for use as footwear, resulting in them ending as a temporary trend that could not be sustained.

[0004] In addition, products with wheels that can be attached to and detached from shoes are being released. While detachable products offer high versatility as they allow the use of existing shoes, products with two or more wheels at the front and rear are inconvenient to carry due to their size and weight, similar to the inline skates or roller skates mentioned above. Furthermore, products with wheels attached only to the heels to reduce size and weight are also being released, but since one must ride using only the heels, the ride is unstable and fatigue is high, and this product also has the problem of being inconvenient to carry.

[0005] Existing products as described above had issues with portability, usability, and driving stability depending on the product, causing significant inconvenience for users in enjoying sports.

[0006] Therefore, there is a need for research on technology that can improve portability while maintaining the inherent functionality of existing dedicated products such as inline skates and roller skates as much as possible.

[0007] [Prior Art Literature]

[0008] [Patent Literature]

[0009] (Patent Document 1) KR 10-1741064 B

[0010] (Patent Document 2) KR 20-0292544 Y

[0011]

[0012] The technical problem that the present invention aims to solve is to provide a detachable inline skate that is convenient to carry in the form of a bracelet, which can be worn in the form of a bracelet when not in use or folded as much as possible for storage in a pocket or the like, and then easily attached to a shoe when it is to be used.

[0013] The technical problems of the present invention are not limited to those mentioned above, and other unmentioned technical problems will be clearly understood by those skilled in the art from the description below.

[0014] According to the present invention for solving the above technical problem, a detachable inline skate that is carried in the form of a bracelet may be provided, comprising: a body part (10) configured such that two or more footrests (11) are foldably connected to each other and can be folded; wheels (30) individually configured on the bottom surface of the footrests (11) of the body part (10); and fixing parts (20) configured at positions among the footrests (11) of the body part (10) such that the front and back heels of the shoe can be secured, thereby fixing the body part (10) to the bottom of the shoe.

[0015] According to an embodiment of the present invention, a detachable inline skate that is carried in the form of a bracelet may be provided, characterized in that the fixing part (20) has one end joined to the footrest (11) and the other end wraps around and secures the front and heel of the shoe, and the two ends of the body part (10) are connected to each other to fasten the body part (10) in the form of a bracelet.

[0016] According to one embodiment of the present invention, each footrest (11) constituting the body part (10) may be manufactured in an arch shape that bends outward.

[0017] According to one embodiment of the present invention, the fixing part (20) is made of a stretchable material and may form a joint part that joins to the bottom surface of the shoe and a circular loop part that wraps around and secures the front toe or heel of the shoe.

[0018] According to one embodiment of the present invention, a fixing part (20) having one end connected to one of the footrests (11) located at both ends of the body part (10) may be included, such that a fixing part (20) is attached to the footrest (11).

[0019] According to one embodiment of the present invention, the footplate (11) may be formed with a clip member (40) that wraps around and secures the side of the shoe on a side adjacent to the bottom surface of the shoe, and a receptacle (44) that receives and stores the clip member (40).

[0020]

[0021] As described above, the detachable inline skates carried in the form of a bracelet according to the embodiment of the present invention have the effect of being convenient to use by allowing them to be worn in the form of a bracelet when not in use, or folded as much as possible and stored in a pocket or the like for carrying, and then easily attached to a shoe when they are to be used.

[0022] In addition, the present invention has the effect of improving product reliability by configuring two or more wheels at the front and rear to provide stability during use, thereby allowing the user to safely enjoy sports.

[0023] In addition, since the present invention is conveniently portable, it allows one to enjoy sports anytime and anywhere without being restricted by time or place, thereby having the effect of expanding the user base.

[0024]

[0025] FIG. 1 is a front view illustrating a detachable inline skate carried in the form of a bracelet according to the first embodiment of the present invention, worn on a shoe.

[0026] Figure 2 is an example diagram illustrating the fixed part and the body part of Figure 1.

[0027] Figure 3 is a side view of Figure 2.

[0028] FIG. 4 is an exemplary diagram showing the state of carrying a detachable inline skate in the form of a bracelet according to the first embodiment of the present invention.

[0029] Figure 5 is an example diagram showing the state in which the body part in Figure 4 is folded for storage.

[0030] FIG. 6 is a front view illustrating a detachable inline skate carried in the form of a bracelet according to a second embodiment of the present invention, worn on a shoe.

[0031] FIG. 7 is an example diagram showing the side (a) and front (b) of the clip member of FIG. 6.

[0032]

[0033] The advantages and features of the present invention and the methods for achieving them will become clear by referring to the embodiments described below in detail together with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below but may be implemented in various different forms. These embodiments are provided merely to ensure that the disclosure of the present invention is complete and to fully inform those skilled in the art of the scope of the invention, and the present invention is defined only by the scope of the claims. Throughout the specification, the same reference numerals refer to the same components.

[0034] The terms used herein are for describing embodiments and are not intended to limit the invention. In this specification, the singular form includes the plural form unless specifically stated otherwise in the text. As used herein, "comprising" and / or "comprising" does not exclude the presence or addition of one or more other components, steps, actions, and / or elements to the mentioned components, steps, actions, and / or elements.

[0035] Furthermore, throughout the specification, when a part is described as being "connected" to another part, this includes not only cases where they are "directly connected," but also cases where they are "indirectly" or "electrically connected" with other members or elements in between.

[0036] Additionally, throughout the specification, the description that each layer (film), region, pattern, or structure is formed "on" or "under" the substrate, each layer (film), region, pad, or pattern includes both direct formation and formation through another layer. The criteria for "on" or "under" each layer are described based on the drawings.

[0037] Furthermore, expressions such as 'first, second,' etc., are used solely to distinguish multiple compositions and do not limit the order or other characteristics between the compositions.

[0038] Furthermore, the flowcharts illustrated in the drawings are merely illustrative steps to obtain the most desirable results in carrying out the present invention, and it is obvious that other steps may be added or some steps may be deleted.

[0039] Unless otherwise defined, all terms used in this specification (including technical and scientific terms) may be used in a meaning commonly understood by those skilled in the art to which the present invention pertains. Additionally, terms defined in commonly used dictionaries are not to be interpreted ideally or excessively unless explicitly and specifically defined otherwise.

[0040]

[0041] Hereinafter, preferred embodiments of the present invention will be described with reference to the attached drawings.

[0042] FIG. 1 is a front view illustrating a detachable inline skate carried in the form of a bracelet according to a first embodiment of the present invention, worn on a shoe. FIG. 2 is an exemplary illustration illustrating the fixed part and the body part of FIG. 1, and FIG. 3 is a side view of FIG. 2. FIG. 4 is an exemplary illustration showing a detachable inline skate according to a first embodiment of the present invention carried in the form of a bracelet. FIG. 5 is an exemplary illustration showing a state in which the body part of FIG. 4 is folded for storage.

[0043] A detachable inline skate carried in the form of a bracelet according to the first embodiment of the present invention may include: a body part (10) configured such that two or more footplates (11) are foldably connected to each other and can be folded; wheels (30) individually configured on the bottom surface of the footplates (11) of the body part (10); and fixing parts (20) configured at a certain position among the footplates (11) of the body part (10) to secure the front and back heels of the shoe, thereby fixing the body part (10) to the bottom of the shoe.

[0044] In the present invention, the body part (10) is described as having three footrests (11) connected to each other in a foldable manner. The footrests (11) may be molded using a rigid metal body or a plastic material. Additionally, the footrests (11) may be connected by a hinge structure or by using a material capable of bending deformation.

[0045] The body portion (10) of the present invention may be configured such that two or more outwardly curved footrests (11) are connected to each other by means of an accessory such as a hinge, and the hinge is configured to fold only inward. Additionally, the body portion (10) may be configured to be folded into a round shape like a bracelet or to be folded as much as possible for storage.

[0046] The reason the hinge is configured to fold only inward is to prevent the body part (10) from shaking up and down or twisting due to unevenness and load while driving, thereby reducing stability, so that it folds only inward in a single direction. Additionally, the footrest (11) that is bent outward forms a curve when worn on the wrist or ankle to improve comfort, and can mitigate road surface shock through a leaf spring effect when passing over unevenness, and can prevent the body part (10) from getting caught on stones, etc. by forming an angle of inclination at the lower end of the body part (10).

[0047] At this time, each footrest (11) constituting the body part (10) may be manufactured in an arch shape that bends outward. Here, "outward" refers to the direction from the bottom of the shoe toward the ground.

[0048] The above fixing part (20) may include a first fixing part (21) in which one end is joined to one footrest (11) of the body part (10) and the other end wraps around and secures the front toe of the shoe, and a second fixing part (22) in which one end is joined to the other footrest (11) of the body part (10) and the other end wraps around and secures the back heel of the shoe.

[0049] The above fixing part (20) is made of a flexible material and can form a joining part (25) that joins to the bottom surface of the shoe and a circular loop part (26) that wraps around and secures the forefoot or heel of the shoe. The size and shape of the joining part (25) and the loop part (26) can be formed differently so that the forefoot side or the heel side of the shoe can be distinguished.

[0050] In addition, the joint (25) is joined to cover the footrest (11) of the body part (10) and the area where the footrest (11) is folded, thereby preventing direct contact between the user's skin and the folded area, and preventing direct contact between the footrest (11) of the body part (10) and the area where the footrest (11) is folded and the bottom surface of the shoe.

[0051] At this time, as illustrated in FIG. 4, the body part (10) is connected to both ends of the body part (10) by one selected from the first fixing part (21) and the second fixing part (22) to form the body part (10) in the form of a bracelet. The body part (10) includes a fixing part (20) formed on a footrest (11) such that one end of the fixing part (20) is connected to one of the footrests (11) located at both ends of the body part (10). The fixing part (50) may have at least two fixing protrusions formed thereon so that the length can be adjusted when fastened in the form of a bracelet.

[0052] The above wheels (30) may be configured with two or more wheels in the longitudinal direction of the body part (10) to ensure stability during driving. The above wheels (30) may be formed so that the wheels (30) rotate by connecting a wheel rotation axis to the outer surface of the arch shape of the footrest (11), or may include forming a wheel (30) on a wheel rotation axis connecting the through hole by forming a through hole in the footrest (11).

[0053]

[0054] FIG. 6 is a front view illustrating a detachable inline skate carried in the form of a bracelet according to a second embodiment of the present invention, worn on a shoe. FIG. 7 is an exemplary illustration illustrating the side (a) and front (b) of the clip member of FIG. 6.

[0055]

[0056] Compared to the first embodiment, the second embodiment of the present invention includes a clip member (40) that wraps around and fastens the side of the shoe to the side adjacent to the bottom surface of the shoe on the footrest (11).

[0057] The clip member (40) may include a fixing clip (43) that wraps around and secures the side of the shoe in the open direction of each footrest (11); and a receptacle (44) that provides a restoring force to pull the fixing clip (43) toward the footrest (11).

[0058] At this time, the fixing clip (43) may form a horizontal portion that contacts the bottom surface of the shoe and a vertical portion that contacts the side of the shoe, and may form a fold portion so that the vertical portion folds inward due to the restoring force when removed from the shoe.

[0059] A spring member to provide a restoring force may be installed inside the above receptor (44). Additionally, the horizontal and vertical sections may be formed by overlapping or bending to form an acute angle of approximately 10 degrees during the initial molding process, and subsequently, when the vertical section is unfolded, they may be manufactured using an elastic body that provides a restoring force.

[0060] At this time, as shown in FIGS. 6 and 7, the vertical part before unfolding may be in a shape that is bent diagonally so that the opposite sides do not overlap each other.

[0061] In addition, the present invention may add a clip member (40) at the location of the first fixing part (21) or the second fixing part (22) of the fixing part (20), or add an additional clip member (40) between the first fixing part (21) and the second fixing part (22) of the fixing part (20) so that the inline skate can be attached to the shoe.

[0062]

[0063] Although the present invention has been described above, those skilled in the art will recognize that the invention may be implemented in other forms while maintaining the technical concept and essential features of the invention.

[0064] The scope of the rights of the present invention shall be determined primarily by the claims; however, all modifications or variations derived from configurations directly derived from the descriptions in the claims, as well as configurations equivalent thereto, shall be interpreted as being included within the scope of the rights of the present invention.

[0065]

[0066] [Explanation of the symbol]

[0067] 10: Body part 11: Footrest

[0068] 20: Fixed part 21: First fixed part

[0069] 22: Second fixed part 30: Wheel

[0070] 40: Clip member 43: Fixing clip

[0071] 44: Receptor 50: Catalytic part

[0072]

[0073] radish

Claims

1. A body part (10) configured such that two or more footrests (11) are foldably connected to each other and can be folded; Wheels (30) individually configured on the bottom surface of the footrests (11) of the body part (10); A detachable inline skate carried in the form of a bracelet, comprising: a fixing part (20) configured at a position among the footrests (11) of the body part (10) such that the front and back heels of the shoe can be secured, thereby fixing the body part (10) to the bottom of the shoe.

2. In Paragraph 1, The above fixed part (20) is, A first fixing part (21) having one end joined to one footrest (11) of the body part (10) and the other end wrapped around and secured the front toe of the shoe; A second fixing part (22) having one end joined to the other footrest (11) of the body part (10) and the other end wrapped around and secured the heel of the shoe; A detachable inline skate that is carried in the form of a bracelet, characterized by connecting both ends of the body part (10) to one of the first fixing part (21) and the second fixing part (22) selected from the above to form a bracelet.

3. In Paragraph 1, A detachable inline skate that is carried in the form of a bracelet, characterized in that each footrest (11) constituting the body part (10) is manufactured in an arch shape that bends outward.

4. In Paragraph 1, The above fixed part (20) is made of a flexible material and is characterized by forming a joint that joins to the bottom surface of the shoe and a circular loop that wraps around and fastens the front or heel of the shoe, making it a detachable inline skate that is carried in the form of a bracelet.

5. In Paragraph 1, A detachable inline skate carried in the form of a bracelet, comprising: a fixing part (20) connected to one side of the footrest (11) of the body part (10) and a locking part (50) formed on one side of the footrest (11) so as to be fixed.

6. In Paragraph 1, A detachable inline skate that is carried in the form of a bracelet, characterized in that the above footrest (11) has a clip member (40) formed on a side adjacent to the bottom surface of the shoe to wrap around and secure the side of the shoe, and includes a receptacle (44) for receiving and storing the clip member (40).

Citation Information

Patent Citations

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    KR200390119Y1

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