WO2024005465A1 - Chaussures de sécurité - Google Patents

Chaussures de sécurité Download PDF

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Publication number
WO2024005465A1
WO2024005465A1 PCT/KR2023/008777 KR2023008777W WO2024005465A1 WO 2024005465 A1 WO2024005465 A1 WO 2024005465A1 KR 2023008777 W KR2023008777 W KR 2023008777W WO 2024005465 A1 WO2024005465 A1 WO 2024005465A1
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WO
WIPO (PCT)
Prior art keywords
toe
protrusion
safety shoes
safety
foot
Prior art date
Application number
PCT/KR2023/008777
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English (en)
Korean (ko)
Inventor
신재웅
Original Assignee
신재웅
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 신재웅 filed Critical 신재웅
Publication of WO2024005465A1 publication Critical patent/WO2024005465A1/fr

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    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/02—Uppers; Boot legs
    • A43B23/0245—Uppers; Boot legs characterised by the constructive form
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/02—Uppers; Boot legs
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/07—Linings therefor
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/08—Heel stiffeners; Toe stiffeners
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/08—Heel stiffeners; Toe stiffeners
    • A43B23/081—Toe stiffeners
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/14—Footwear with health or hygienic arrangements with foot-supporting parts
    • A43B7/26—Footwear with health or hygienic arrangements with foot-supporting parts with toe-spacers or toe-spreaders

Definitions

  • the present invention relates to safety shoes on which the wearer's feet are worn.
  • safety shoes refer to shoes used to protect the feet from falling objects in factories or construction sites, or to prevent injuries from hitting the front of the foot with a very sharp or hard object while walking.
  • safety shoes used at construction sites must have a very thick outer shell to prevent heavy objects from falling and injuring the feet or to absorb shock from falling objects, and the thickness is determined by industrial safety regulations.
  • the thickness of the flooring materials such as the outsole and midsole must be thick to protect the feet from pointed or sharp objects that fall on the floor.
  • the material itself is made of a hard outer shell, and the flooring material must also be made of a material that is soft and has strong compressive force in consideration of thickness and at the same time for mobility.
  • the thickness of safety shoes is bound to be significantly thicker, and because of this, the wearer's comfort is significantly lower than that of regular shoes.
  • the wearer may feel stuffy due to the hard outer shell of the safety shoe, which causes the wearer to feel discomfort in the feet and even pain in the feet when worn for a long time.
  • Patent Document 1 Korean Patent No. 10-1574622
  • the present invention was devised to solve the above-mentioned problem, and its purpose is to secure a space for the little toe to move through the inner space of the protrusion, thereby preventing foot pain and injury, and providing safety shoes that can improve the wearer's comfort. Do it as
  • Safety shoes are safety shoes worn on the wearer's feet, including an insole on which the feet rest; an outsole provided at the lower part of the insole and forming the bottom of the safety shoes; A shell provided on the upper part of the outsole to surround the foot and forming the shape of the safety shoe; and a protruding member provided on the inside of the outer shell to be disposed at a position corresponding to the little toe of the foot, and protruding convexly outward to form an internal space on the inside for the little toe to move.
  • Safety shoes are safety shoes on which the wearer's feet are worn, including an insole on which the feet rest; an outsole provided at the lower part of the insole and forming the bottom of the safety shoes; A toe cap provided inside the toe of the safety shoe and positioned forward of the little toe of the foot; A shell provided on an upper part of the outsole to surround the toe cap and the foot and forming the shape of the safety shoe; and a protruding member provided on the inside of the outer shell to be disposed at a position corresponding to the little toe, and protruding convexly outward to form an internal space on the inside for the little toe to move.
  • Safety shoes are safety shoes worn on the wearer's feet, including an insole on which the feet rest; an outsole provided at the lower part of the insole and forming the bottom of the safety shoes; A shell provided on the upper part of the outsole to surround the foot and forming the shape of the safety shoe; and a toe cap provided inside the toe of the safety shoe and having a concave portion concavely formed in a forward direction at the position of the little toe of the foot. It includes a protruding member located outside the concave portion on the inside of the shell to be disposed at a position corresponding to the little toe of the foot, and protruding convexly outward to form an internal space for the little toe to move on the inside.
  • a coupling member that has a shape corresponding to the concave portion and is provided with a convex portion fitted into the concave portion, and is disposed at the rear of the toe cap and coupled to the toe cap, wherein the protruding member includes the concave portion. It is located on the outside of the convex part.
  • the outer shell protrudes convexly outward by the protruding member.
  • the protruding member may include a protrusion having the internal space formed on the inside and being convex outward; An edge portion provided along at least a portion of the circumference of the protrusion; and a joint formed of a region where the protrusion and the edge are connected, and the joint is formed to be completely closed.
  • the protrusion has a pentagonal shape
  • the joint has five sides to correspond to the pentagonal-shaped protrusion.
  • the protruding member may include a protrusion having the internal space formed on the inside and being convex outward; An edge portion provided along at least a portion of the circumference of the protrusion; and a joint formed of an area where the protrusion and the edge are connected, wherein the area excluding the rear of the joint is closed and the rear of the joint is open.
  • the protrusion has a pentagonal shape
  • the joint has four sides excluding the rear of the pentagonal shape.
  • Safety shoes are safety shoes worn on the wearer's feet, including an insole on which the feet rest; an outsole provided at the lower part of the insole and forming the bottom of the safety shoes; A toe cap provided inside the toe of the safety shoe and having a protrusion that protrudes convexly outward at the position of the little toe of the foot and forms an internal space for the little toe to move on the inside; And a shell surrounding the toe cap and forming the shape of the safety shoe.
  • the protrusion further includes a joint formed at the rear end of the little toe side wall and consisting of an area where the protrusion and the little toe side wall are connected, and the area excluding the rear of the joint is closed, and The rear of the joint is open.
  • the toe cap and the protrusion are made of different materials.
  • Safety shoes are safety shoes worn on the wearer's feet, including an insole on which the feet rest; an outsole provided at the lower part of the insole and forming the bottom of the safety shoes; It is provided on the upper part of the outsole to surround the foot, forms the shape of the safety shoe, is disposed at a position corresponding to the little toe, and protrudes convexly outward on the inside to provide an internal space for the little toe to move on the inside. It includes a shell provided with formed protrusions.
  • it further includes a toe cap provided inside the toe of the safety shoe and having a concave portion concavely formed in the forward direction at the position of the little toe of the foot,
  • the protrusion is located outside the concave portion.
  • it further includes a soft member provided in the internal space.
  • the protrusion can protect the little toe from external shock.
  • the soft member can improve wearing comfort by preventing the little toe from directly touching the inside of the protrusion.
  • FIG. 1 is a side view of safety shoes according to a first embodiment of the present invention.
  • Figure 2 is an enlarged perspective view of the toe portion of safety shoes according to the first embodiment of the present invention.
  • Figure 3 is a perspective view showing a state in which the outer shell has been removed from the safety shoes according to the first embodiment of the present invention.
  • Figure 4 is a perspective view showing the position of the protruding member in the safety shoes according to the first embodiment of the present invention.
  • Figures 5a and 5b are perspective views of the toe cap of safety shoes according to the first embodiment of the present invention.
  • Figure 6 shows a state in which the wearer's feet are worn in safety shoes according to the first embodiment of the present invention.
  • Figures 7a and 7b are perspective views of the protruding members of safety shoes according to the first embodiment of the present invention.
  • Figure 8 is a perspective view showing a state in which the outer shell has been removed from the safety shoes according to the second embodiment of the present invention.
  • Figure 9 is an enlarged perspective view of the toe portion of safety shoes according to a third embodiment of the present invention.
  • Figure 10 is a perspective view showing the position of the protruding member in the safety shoes according to the third embodiment of the present invention.
  • Figures 11a and 11b are perspective views of a protruding member of safety shoes according to a third embodiment of the present invention.
  • Figure 12 is a perspective view showing a state in which the outer shell has been removed from the safety shoes according to the fourth embodiment of the present invention.
  • Figures 13a and 13b are perspective views of the toe cap of safety shoes according to a fourth embodiment of the present invention.
  • Figure 13c is a plan view of the toe cap of a safety shoe according to a fourth embodiment of the present invention.
  • Figure 14 shows a state in which the wearer's feet are worn in safety shoes according to the fifth embodiment of the present invention.
  • Figure 15 is an enlarged perspective view of the toe portion of safety shoes according to the sixth embodiment of the present invention.
  • Figure 16 is a perspective view showing a state in which the outer shell has been removed from the safety shoes according to the sixth embodiment of the present invention.
  • Figure 17 is a perspective view showing a state in which the outer shell has been removed from the safety shoes according to the seventh embodiment of the present invention.
  • Embodiments described herein will be explained with reference to cross-sectional views and/or perspective views, which are ideal illustrations of the present invention. Accordingly, embodiments of the present invention are not limited to the specific form shown, but also include changes in form produced according to the manufacturing process.
  • the safety shoes 10, 10a, 10b, and 10c according to the first to fourth preferred embodiments of the present invention are safety shoes 10, 10a, 10b for the right foot used on the right foot.
  • 10c is shown as the standard. Therefore, the left foot safety shoes can be described as being left and right symmetrical with the safety shoes 10, 10a, 10b, and 10c according to the explanation described later.
  • Figure 1 is a side view of a safety shoe according to a first embodiment of the present invention
  • Figure 2 is an enlarged perspective view of the toe portion of a safety shoe according to a first embodiment of the present invention
  • Figure 3 is a side view of a safety shoe according to a first embodiment of the present invention. It is a perspective view showing a state in which the outer shell has been removed from the safety shoes according to the present invention
  • Figure 4 is a perspective view showing the position of the protruding member in the safety shoes according to the first embodiment of the present invention
  • Figures 5a and 5b are the first embodiment of the present invention.
  • Figure 6 is a diagram showing a state where the wearer's foot is worn in a safety shoe according to the first embodiment of the present invention
  • Figures 7A and 7B are the first embodiment of the present invention.
  • This is a perspective view of the protruding member of the safety shoe according to .
  • the safety shoes 10 are safety shoes 10 on which the wearer's feet (F) are worn, and the safety shoes (10) on which the wearer's feet (F) rest.
  • the toe cap 200 is provided with a concave portion 260 formed concavely in the direction, and is provided on the inside of the outer shell 140 to be disposed at a position corresponding to the little toe LT of the foot F, and is convex outward.
  • a protruding member 400 that protrudes to form an internal space 411 for the little toe LT to move on the inside, and has a shape corresponding to the concave portion 260. It may be configured to include a convex portion 310 fitted into the concave portion 260 and a coupling member 300 disposed at the rear of the toe cap 200 and coupled to the toe cap 200.
  • the insole 110 is the part where the wearer's foot (F) rests and touches the sole, and is located at the top of the midsole (120).
  • the insole 110 is located above the bent portion 250 of the toe cap 200.
  • a midsole 120 and an outsole 130 are provided at the lower part of the insole 110.
  • An outsole 130 forming the bottom of the safety shoe 10 is provided at the lower part of the midsole 120.
  • a shell 140 surrounding the wearer's foot (F) is provided on the upper part of the midsole 120 and the outsole 130.
  • the outer shell 140 surrounds the wearer's foot (F) and the outer surface of the toe cap 200, and forms the outer surface and shape of the safety shoe 10.
  • the outer shell 140 may be made of a hard material.
  • the safety shoes 10 are provided with a midsole 120 and an outsole 130 below the midsole 120, so that the outsole 130 forms the bottom of the safety shoes 10. It can have a multi-layer outsole structure. .
  • the safety shoes 10 may be provided with only the midsole 120 or the outsole 130, so that the midsole 120 or the outsole 130 may have a single-layer outsole structure forming the bottom of the safety shoes 10.
  • the toe cap 200 is provided inside the toe of the safety shoe 10, and includes a front wall 210 forming the front surface of the toe cap 200, and a toe cap 200. ), the upper wall 220 forming the upper surface, the big toe side wall 230 forming the big toe side side of the toe cap 200, and the little toe side wall 240 forming the little toe side side of the toe cap 200. ), and the bent portion 250 is formed to be bent and extended from the lower portion of each of the front wall 210, the big toe side wall 230, and the little toe side wall 240, and is formed to form a part of the bottom surface of the toe cap 200.
  • a concave portion 260 that is concavely formed from the rear end of the little toe side wall 240 toward the front of the toe cap 200 to open at least a portion of the rear end of the little toe side wall 400. It can be.
  • the toe cap 200 includes a front wall 210, an upper wall 220, a big toe side wall 230, and a little toe side wall 240, which form the front, top, and both sides of the toe cap 200, respectively.
  • a bent portion 250 formed to be bent and extended from the lower portion of each of the barrier 210, the big toe side wall 230, and the little toe side wall 240 is formed to form a part of the bottom surface of the toe cap, and the little toe side wall 240 ) is provided at the rear end of the little toe side wall 240 with a concave portion 260 that is concavely formed from the rear end of the little toe side wall 240 toward the front of the toe cap 200 and opens at least a portion of the rear end of the little toe side wall 240. It can be.
  • the toe cap 200 has a portion of the bottom surface open, and is positioned along the front wall 210, the upper wall 220, the big toe side wall 230, and the little toe side wall 240.
  • the front, top, and both sides have a closed shape.
  • a portion of the little toe side wall 240 is opened by the concave portion 260, so the area on the side where the concave portion 260 is formed in the little toe side wall 240 is not closed but is open.
  • the front wall 210, the upper wall 220, the big toe side wall 230, and the little toe side wall 240 are integrally formed to extend from each other, and the front wall 210, the upper wall 220, and the big toe side wall are integrally formed.
  • (230) and the little toe side wall (240) are each treated with a curved surface, and have an overall streamlined shape that becomes narrower toward the front of the toe cap (200).
  • the bent portion 250 is formed to be bent and extended at the lower portion of each of the front wall 210, the big toe side wall 230, and the little toe side wall 240.
  • the bent portion 250 forms only a portion of the bottom surface of the toe cap 200. As shown in FIGS. 5A and 5B, the bent portion 250 has an overall 'U' shape. Accordingly, the bottom surface of the toe cap 200 has a 'U'-shaped interior with an open shape.
  • the bent portion 250 has a toe cap ( 200) is bent in the direction of the bottom surface.
  • the width of the bent portion 250 has a length of several millimeters to tens of millimeters.
  • the toe cap 200 is made of a hard material such as metal, and can protect the foot F from falling objects.
  • the insole 110 is located on the upper part of the bent portion 250.
  • the front wall 210 forms the front surface of the toe cap 200 and has a shape whose width becomes narrower toward the front.
  • the front wall 210 has a curve with curvature, through which the front wall 210 has a streamlined shape.
  • the upper wall 220 extends from the central rear end of the front wall 210 and forms the upper surface of the toe cap 200.
  • the upper wall 220 functions to protect the wearer's toes from falling objects by covering the top of the toes of the shoe wearer.
  • the big toe side wall 230 extends from the rear end of the front wall 210 on the big toe side and forms the side of the toe cap 200. As shown in FIGS. 1 to 5B, when the safety shoe 10 is a right foot safety shoe 10, the big toe side wall 230 of the toe cap 200 forms the left side of the toe cap 200.
  • the big toe side wall 230 has a shape that slopes toward the big toe as it goes backwards.
  • the big toe side wall 230 has a curve with curvature and, through this, has a streamlined shape.
  • the little toe side wall 240 extends from the rear end of the front wall 210 on the little toe side and forms the side of the toe cap 200.
  • the safety shoe 10 is a right foot safety shoe 10
  • the little toe side wall 240 of the toe cap 200 forms the right side of the toe cap 200.
  • the little toe side rice 340 is provided with a concave portion 260.
  • the concave portion 260 is formed concavely from the rear end of the little toe side wall 240 toward the front of the toe cap 200. Accordingly, the concave portion 260 opens at least a portion of the rear end of the little toe side wall 240.
  • this concave portion 260 prevents the little toe (LT) from contacting the little toe side wall 240 of the toe cap 200 when the wearer wears the safety shoes 10. It functions.
  • the concave portion 260 is formed at a position corresponding to where the little toe (LT) is located when the wearer wears the safety shoes 10 equipped with the toe cap 200, and through this, the little toe (LT) LT) has the function of preventing contact with the little toe side wall 240 of the toe cap 200.
  • the concave portion 260 is formed at the top of the bent portion 250.
  • the concave portion 260 is formed at a position spaced upward from the bent portion 250, and as a result, a spaced portion 241 is formed between the concave portion 260 and the bent portion 250.
  • the spacing portion 241 refers to a portion of the little toe side wall 240 connecting the bent portion 250 and the concave portion 260 at the lower part of the concave portion 260.
  • the concave portion 260 is formed at a position spaced upward from the bent portion 250, so that a separation portion 241 is formed between the concave portion 260 and the bent portion 250, and the separation portion ( 241) is a part of the little toe side wall 240 that connects the bent portion 250 and the concave portion 260 at the lower part of the concave portion 260.
  • the spacing portion 241 is formed between the concave portion 260 and the bent portion 250, the curved shape of the concave portion 260 can be easily formed.
  • the function of the concave portion 260 which alleviates external shock applied to the toe cap 200, can be further maximized.
  • the big toe side wall 230 and the little toe side wall 240 of the toe cap 200 have different shapes.
  • the big toe side wall 230 and the little toe side wall 240 of the toe cap 200 have mutually asymmetrical shapes.
  • the protruding member 400 is provided on the outside of the toe cap 200 and the inside of the shell 140 to be disposed at a position corresponding to the little toe LT of the foot F. That is, the protruding member 400 is interposed between the toe cap 200 and the shell 140.
  • the protruding member 400 has an internal space 411 formed on the inside, a protrusion 410 formed to be convex outward, an edge 420 provided along the circumference of the protrusion 410, and a protrusion 410. It may be configured to include a joint portion 430 consisting of an area where the edge portion 420 and the edge portion 420 are connected.
  • the protrusion 410 is formed to be convex outward with respect to the edge portion 420 so that an internal space 411 is formed on the inside.
  • the protrusion 410 is formed to protrude convexly outward with respect to the edge portion 420 at a position corresponding to the little toe LT in the outer shell 140.
  • the protrusion length of the protrusion 410 is preferably 2 mm or more and 4 mm or less.
  • the protrusion 410 may have an overall pentagonal shape. In this case, it is preferable that the rear of the protrusion 410 be formed to have the longest side among the five sides of the pentagon of the protrusion 410.
  • the edge portion 420 is provided along the circumference of the protrusion 410.
  • the edge portion 420 has a flat shape, and the protrusion 410 protrudes outward with respect to the edge portion 420.
  • the outer surface of the edge portion 420 is located inside the outer surface of the protrusion 410.
  • An internal space 411 is formed inside the inner surface of the protrusion 410, and as a result, the inner surface of the edge part 420 is located inside the inner surface of the protrusion 410.
  • the internal space 411 is a space from the inner surface of the edge portion 420 to the inner surface of the protrusion 410.
  • the protruding portion 410 of the protruding member 400 When the inner surface of the edge portion 420 is in contact with the outer surface of the toe cap 200, the protruding portion 410 of the protruding member 400 is positioned corresponding to the concave portion 260 of the toe cap 200, The protruding member 400 may be supported through the edge portion 420.
  • the joint portion 430 consists of an area where the protrusion 410 and the edge portion 420 are connected.
  • the joint portion 430 may be formed of five sides to correspond to the pentagonal-shaped protrusion 410. Accordingly, all joints 430 are formed to be closed.
  • the boundary lines of the faces of the joint 430 are connected to the vertices of the protrusion 410. Accordingly, when the protrusion 410 has a pentagonal shape, the five vertices are connected to the boundary lines of the five sides.
  • the protruding member 400 is located outside the concave portion 260 of the toe cap 200.
  • the protrusion 410 of the protrusion member 400 is located at a position corresponding to the concave portion 260 of the toe cap 200. Accordingly, the concave portion 260 is located inside the inner space 411 of the protrusion 410.
  • the outer shell 140 also protrudes convexly outward due to the protruding member 400. Accordingly, the shape of the protruding member 400 can be seen in the overall appearance of the safety shoes 10.
  • the toe cap 200, the protruding member 400, and the outer shell 140 may be integrally formed by being joined to each other by thermocompression or the like. Accordingly, the position of the protruding member 400 is fixed so that the internal space 411 of the protruding member 410 can be continuously located outside the concave portion 260, and through this, movement of the little toe (LT) is guaranteed. space can be secured.
  • the coupling member 300 is disposed at the rear of the toe cap 200 and is coupled to the toe cap 200 in the front-to-back direction.
  • a convex portion 310 is provided on one side of the coupling member 300.
  • the convex portion 310 has a shape corresponding to the concave portion 260.
  • the convex portion 310 is provided on the side of the little toe at the coupling member 300, which is a position corresponding to the concave portion 260.
  • the coupling member 300 and the toe cap 200 are coupled in the front-back direction.
  • the coupling member 300 is made of a soft material. Accordingly, the coupling member 300 functions to prevent the wearer from feeling pain when the instep of the foot touches the rear of the upper wall 220 of the toe cap 200.
  • the internal space 411 of the protrusion 410 is located outside the convex portion 310.
  • the safety shoe 10 according to the first embodiment of the present invention described above has a concave portion 260, a convex portion 310, and a protrusion 410 located at a position corresponding to the little toe (LT).
  • concave portions 260, convex portions 310, and protrusions 410 space for the wearer's little toe (LT) to move is secured. Accordingly, the wearer can prevent the little toe (LT) from touching the inner surface of the shell 140 or the little toe side wall 240 of the toe cap 200 from feeling tightness or causing pain.
  • a protrusion 410 with an internal space 411 formed on the inside of the safety shoe 10 is provided separately, so that the little toe LT can deviate to the outside.
  • space is secured without making the safety shoes 10 or the toe cap 200 large in size, thereby improving the wearing comfort while maintaining the fitting of the safety shoes 10.
  • the coupling member 300 and the convex portion 310 are made of a soft material, the degree of freedom of the little toe LT is guaranteed even if the convex portion 310 is present. That is, since the convex portion 310 is made of a soft material, when the little toe (LT) moves outward, the convex portion 310 also moves outward within the internal space 411, thereby causing the little toe (LT) to move outward. ) free movement is guaranteed.
  • the wearer can feel a high sense of wearing even though the outer shell 140 of the safety shoe 10 is made of a hard material.
  • the safety shoe 10 according to the first embodiment of the present invention described above can secure space for the little toe (LT) through the protruding member 400 even in a structure that is not provided with the toe cap 200.
  • Figure 8 is a perspective view showing a state in which the outer shell has been removed from the safety shoes according to the second embodiment of the present invention.
  • the safety shoe 10a includes an insole 110 on which the wearer's foot (F) rests, and a midsole 120 provided at the lower part of the insole 110. ), an outsole 130 provided at the lower part of the insole 110 and the midsole 120 and forming the bottom of the safety shoes 10a, and the midsole 120 and the outsole 130 to surround the wearer's foot (F).
  • the toe cap 200 is provided at the upper portion and has a shell 140 in the shape of a safety shoe 10a, and a concave portion 260 formed concavely in the forward direction at the little toe (LT) position of the foot (F).
  • a protruding member 400 is formed, and a convex part 310 is provided inside the toe of the safety shoe 10a, has a shape corresponding to the concave part 260, and is fitted into the concave part 260, and the toe is provided. It may be configured to include a coupling member 300 disposed at the rear of the cap 200 and coupled to the toe cap 200, and a soft member 470 provided on the inside of the protrusion 410 of the protruding member 400. there is.
  • the safety shoes 10a according to the second embodiment of the present invention have the same configuration as the safety shoes 10 according to the first embodiment of the present invention described above, except that the soft member 470 is additionally included. Therefore, the description of the same configuration can be replaced with the description of the safety shoes 10 according to the first embodiment of the present invention described above, and overlapping descriptions will be omitted.
  • the soft member 470 is provided inside the protrusion 410 of the protrusion member 400.
  • the soft member 470 may be provided in the internal space 411 formed inside the protrusion 410. In this case, the soft member 470 may be provided to fill at least a portion of the internal space 411.
  • the soft member 470 may be made of a soft, soft and elastic material.
  • the soft member 470 may be made of sponge, EVA, etc.
  • the soft member 470 is provided inside the internal space 411 to prevent the little toe (LT) from directly contacting the inside of the protrusion 410, thereby increasing the wearing comfort.
  • the wearer feels that the little toe (LT) directly touches the inside of the protrusion 410 of the relatively hard protruding member 400. You can feel a greater sense of wearing comfort.
  • This soft member 470 may be provided by being coupled to the inside of the protrusion 410 of the protrusion member 400 with an adhesive or the like.
  • the soft member 470 is an internal space (411, 411b, 271c, 143e) can also be applied.
  • Figure 9 is an enlarged perspective view of the toe portion of the safety shoes according to the third embodiment of the present invention
  • Figure 10 is a perspective view showing the position of the protruding member in the safety shoes according to the third embodiment of the present invention
  • Figures 11a and 11b is a perspective view of the protruding member of the safety shoe according to the third embodiment of the present invention.
  • the safety shoes 10b include an insole 110 on which the wearer's foot (F) rests, and an insole provided at the lower part of the insole 110.
  • a protruding member 400b on which 411) is formed is provided inside the toe of the safety shoes 10b, and a convex portion 310 has a shape corresponding to the concave portion 260 and is fitted into the concave portion 260. It may be configured to include a coupling member 300 disposed at the rear of the toe cap 200 and coupled to the toe cap 200.
  • the shape of the protruding member 400b of the safety shoes 10b according to the third embodiment of the present invention is different from the shape of the protruding member 400 of the safety shoe 10 according to the first embodiment of the present invention described above.
  • the remaining components are the same. Therefore, the description of the same configuration can be replaced with the description of the safety shoes 10 according to the first embodiment of the present invention described above, and overlapping descriptions will be omitted.
  • the protruding member 400b is provided on the outside of the toe cap 200 and the inside of the shell 140 to be disposed at a position corresponding to the little toe LT of the foot F. That is, the protruding member 400b is interposed between the toe cap 200 and the shell 140.
  • the protruding member 400b has an internal space 411b formed on the inside, a protrusion 410b formed to be convex outward, an edge 420b provided along the circumference of the protrusion 410b, and a protrusion 410b. It may be configured to include a joint portion 430b consisting of an area where the edge portion 420b and the edge portion 420b are connected.
  • the protrusion 410b is formed to be convex outward with respect to the edge portion 420b so that an internal space 411b is formed on the inside.
  • the protrusion 410b is formed to protrude convexly outward with respect to the edge portion 420b at a position corresponding to the little toe LT in the outer shell 140.
  • the protruding length of the protruding portion 410b is preferably 2 mm or more and 4 mm or less.
  • the protrusion 410b may have an overall pentagonal shape.
  • the edge portion 420b is provided along at least a portion of the circumference of the protrusion 410b.
  • the edge portion 420b is provided along the front, top, and bottom sides of the protrusion 410b, excluding the rear. That is, the edge portion 420b is provided along the circumference of the protruding portion 410b except for the rear portion.
  • the edge portion 420b has a flat shape, and the protrusion portion 410b protrudes outward based on the edge portion 420b.
  • the outer surface of the edge portion 420b is located inside the outer surface of the protrusion 410b.
  • An internal space 411b is formed inside the inner surface of the protrusion 410b, and as a result, the inner surface of the edge portion 420b is located inside the inner surface of the protrusion 410b.
  • the internal space 411b is a space from the inner surface of the edge portion 420b to the inner surface of the protrusion 410b.
  • the protruding portion 410b of the protruding member 400b When the inner surface of the edge portion 420b is in contact with the outer surface of the toe cap 200, the protruding portion 410b of the protruding member 400b is positioned corresponding to the concave portion 260 of the toe cap 200, The protruding member 400b may be supported through the edge portion 420b.
  • the joint portion 430b consists of an area where the protrusion 410b and the edge portion 420b are connected.
  • the joint portion 430b is formed so that the rear of the joint portion 430b is open.
  • the joint portion 430b may be formed to be closed except for the rear portion of the joint portion 430b.
  • the edge portion 420b is provided along the circumference of the protrusion 410b except for the rear, so the rear of the joint 430b is also open. Accordingly, the joint portion 430b is not formed in the area corresponding to the rear of the protrusion 410b. Because of this, the joint portion 430b is composed of four surfaces excluding the surface corresponding to the rear of the protrusion 410b.
  • the inner space 411b of the protrusion 410b is open on the inside and rear, and closed on the front, top, bottom, and outside. It has a shape.
  • the boundary lines of the four sides of the joint portion 430b are connected to the vertices of the protrusion portion 410b. Accordingly, when the protrusion 410b has a pentagonal shape, the five vertices are connected to the boundary lines of the four sides.
  • the protruding member 400b is located outside the concave portion 260 of the toe cap 200.
  • the protrusion 410b of the protrusion member 400b is located at a position corresponding to the concave portion 260 of the toe cap 200. Accordingly, the concave portion 260 is located inside the inner space 411b of the protrusion 410b.
  • the outer shell 140 also protrudes convexly outward by the protruding member 400b. Accordingly, the shape of the protruding member 400b can be seen in the overall appearance of the safety shoes 10.
  • the toe cap 200, the protruding member 400b, and the outer shell 140 may be integrally formed by being joined to each other by thermal compression or the like. Accordingly, the position of the protruding member 400b is fixed so that the internal space 411b of the protruding member 410b can be continuously located outside the concave portion 260, and through this, the movement of the little toe LT is guaranteed. space can be secured.
  • the protruding member 400b of the safety shoe 10b according to the third embodiment of the present invention has a shape in which the rear of the joint portion 430b is open. Therefore, when the wearer wears the safety shoes 10b, it is possible to prevent the little toe LT from being caught by the rear of the joint 430b.
  • the safety shoes (10b) according to the third embodiment of the present invention eliminate the surface formed at the rear of the protruding member (400b), so that when the safety shoes (10b) are worn, the little toe (LT) is connected to the protruding member (400b). It is possible to prevent getting caught on the surface formed at the rear, and through this, a high wearing comfort of the safety shoes 10b can be guaranteed.
  • the protruding member 400b with an open rear of the safety shoes 10b according to the third embodiment of the present invention described above is also used in the safety shoes 10d according to the fifth embodiment and the safety shoes 10e according to the sixth embodiment, which will be described later. It can be applied.
  • a protruding member 400b with an open rear side may be applied.
  • the joint 142e has an open rear side, that is, the joint 142e ) may be open at the rear, and closed at the front, top, and bottom except for the rear.
  • Figure 12 is a perspective view showing a state in which the outer shell of the safety shoe according to the fourth embodiment of the present invention has been removed
  • Figures 13a and 13b are perspective views of the toe cap of the safety shoe according to the fourth embodiment of the present invention
  • Figure 13c is a plan view of the toe cap of safety shoes according to the fourth embodiment of the present invention.
  • the safety shoes 10c include an insole 110 on which the wearer's foot (F) rests, and a midsole 120 provided at the lower part of the insole 110. ), an outsole 130 provided at the lower part of the insole 110 and the midsole 120 and forming the bottom of the safety shoes 10c, and provided inside the toe of the safety shoes 10c, and the little toe of the foot F
  • a toe cap (200c) provided with a protrusion (270c) that protrudes convexly outward at the (LT) position and forms an internal space (271c) for the little toe (LT) to move on the inside, and surrounds the toe cap (200c)
  • It is provided on the upper part of the midsole 120 and the outsole 130 to surround the wearer's foot (F), and is provided on the inside of the toe of the outer shell 140 and the safety shoe 10, forming the shape of the safety shoe 10c, and the toe.
  • It may be configured to include a coupling member
  • the safety shoe 10c according to the fourth embodiment of the present invention has the protrusion 270c integrated with the toe cap 200c, and the shape of the toe cap 200c and the shape of the coupling member 300 are the same as those described above. There is a difference from the safety shoes 10 according to the first embodiment, but the remaining components are the same. Therefore, the description of the same configuration can be replaced with the description of the safety shoes 10 according to the first embodiment of the present invention described above, and overlapping descriptions will be omitted.
  • the toe cap 200c is provided inside the toe of the safety shoe 10c, and includes a front wall 210 forming the front surface of the toe cap 200c, and an upper wall 220 forming the upper surface of the toe cap 200c. And, the big toe side wall 230 forming the big toe side side of the toe cap 200c, the little toe side wall 240 forming the little toe side side of the toe cap 200c, the front wall 210, and the big toe.
  • a bent portion 250 is formed to be bent and extended from the lower portion of each of the side wall 230 and the little toe side wall 240 and forms a part of the bottom surface of the toe cap 200c, and the rear of the little toe side wall 240. It may be configured to include a protrusion 270c that is formed to protrude convexly outward from the end.
  • the toe cap 200c includes a front wall 210, an upper wall 220, a big toe side wall 230, and a little toe side wall 240, which form the front, top, and both sides of the toe cap 200, respectively.
  • a bent portion 250 formed to be bent and extended from the lower portion of each of the barrier 210, the big toe side wall 230, and the little toe side wall 240 is formed to form a part of the bottom surface of the toe cap.
  • the protrusion 270c is formed to be convex in the outward direction and concave in the inner direction at the rear end of the little toe side wall 240 to correspond to the position of the little toe (LT).
  • the protrusion 270c is formed to be convex outward with respect to the little toe side wall 240 so that an internal space 271c is formed on the inside.
  • the protrusion 270c is formed to protrude convexly outward with respect to the little toe side wall 240 at a position corresponding to the little toe LT in the outer shell 140.
  • the protrusion length of the protrusion 270c is preferably 2 mm or more and 4 mm or less.
  • the protrusion 270c has an overall rectangular shape.
  • An internal space 271c is formed inside the inner surface of the protrusion 270c, and as a result, the inner surface of the little toe side wall 240 is located inside the inner surface of the protrusion 270c.
  • the internal space 271c is a space from the inner surface of the little toe side wall 240 to the inner surface of the protrusion 270c.
  • the joint portion 273c consists of an area where the protrusion 270c and the little toe side wall 240 are connected.
  • the joint portion 273c is formed so that the rear of the joint portion 273c is open.
  • the joint portion 273c may be formed so that the area excluding the rear of the joint portion 273c is closed.
  • the joint 273c is not formed in an area corresponding to the rear of the protrusion 270c. Because of this, the joint portion 273c is composed of three surfaces excluding the surface corresponding to the rear of the protrusion 270c.
  • the boundaries of the three sides of the joint 273c are connected to the vertices of the protrusion 270c. Accordingly, when the protrusion 270c has a square shape, the four vertices are connected to the boundary lines of the three sides.
  • the inner space 271c of the protrusion 270c is open on the inner and rear sides, and has front, upper, lower, and outer sides. It has a closed shape.
  • the outer shell 140 also protrudes convexly outward due to the protrusion 270c of the toe cap 200c. Accordingly, the shape of the protrusion 270c can be seen in the overall appearance of the safety shoe 10c.
  • the coupling member 300 is disposed at the rear of the toe cap 200c and is coupled to the toe cap 200c in the front-to-back direction. Since the safety shoes 10c according to the fourth embodiment of the present invention do not have a concave portion formed on the toe cap 200c, a separate convex portion is not formed on the coupling member 300.
  • the wearer can prevent the wearer from feeling tightness or causing pain when the little toe (LT) touches the inner surface of the outer shell 140 or the little toe side wall 240 of the toe cap 200c.
  • the wearer can feel a high sense of wearing even though the outer shell 140 of the safety shoe 10c is made of a hard material.
  • the protrusion 270c is integrally formed with the toe cap 200c, the position of the protrusion 270c can be easily fixed, making it easy to manufacture the safety shoes 10c.
  • the strength of the protrusion 270c is maintained high, the little toe LT can be easily protected from external shock.
  • the protrusion 270c and the joint portion 273c may be formed by being integrally molded with the toe cap 200c.
  • the protrusion 270c and the joint portion 273c may be formed by processing, such as pressing, on the little toe side wall 240 of the toe cap 200c. In this way, when the protrusion 270c and the joint portion 273c are formed by integrally molding the toe cap 200c, the toe cap 200c, the protrusion 270c, and the joint portion 273c are made of the same material.
  • the protrusion 270c and the joint portion 273c may be manufactured separately from the toe cap 200c.
  • a concave portion is formed at the rear end of the toe cap 200c, and a protrusion 270c and a joint portion 273c are provided to surround the concave portion. Accordingly, the space opened by the concave portion and formed inside the protruding portion 270c and the joint portion 273c becomes the internal space 271c.
  • the protrusion 270c and the joint portion 273c may be coupled to the toe cap 200c using an adhesive or the like.
  • the protrusion 270c and the joint portion 273c are formed separately on the toe cap 200c, the toe cap 200c, the protrusion 270c, and the joint portion 273c are made of different materials.
  • the protrusion 270c and the joint portion 273c may be made of the same material.
  • Figure 14 is a diagram showing a state in which the wearer's feet are worn in safety shoes according to the fifth embodiment of the present invention.
  • the safety shoes 10d include an insole 110 on which the wearer's foot (F) rests, and a midsole 120 provided at the lower part of the insole 110. ), an outsole 130 provided at the lower part of the insole 110 and the midsole 120 and forming the bottom of the safety shoes 10d, and the midsole 120 and the outsole 130 to surround the wearer's foot (F).
  • a shell 140 is provided at the top and has the shape of a safety shoe 10d, and a toe cap 200d is provided inside the toe of the safety shoe 10d and is located forward of the little toe LT of the foot F.
  • an internal space 411 that is provided on the inside of the outer shell 140 to be disposed in a position corresponding to the little toe (LT) of the foot (F) and protrudes convexly outward so that the little toe (LT) moves on the inside. It may be configured to include the formed protruding member 400.
  • the safety shoes 10d according to the fifth embodiment of the present invention have the same configuration as the safety shoes 10d according to the first embodiment of the present invention described above, except that the shape of the toe cap 200d is different. Therefore, the description of the same configuration can be replaced with the description of the safety shoes 10 according to the first embodiment of the present invention described above, and overlapping descriptions will be omitted.
  • the toe cap 200d includes a front wall 210 forming the front surface of the toe cap 200d, an upper wall 220 forming the upper surface of the toe cap 200d, and a big toe side of the toe cap 200d.
  • the big toe side wall 230 forming the side
  • the little toe side wall 240 forming the little toe side of the toe cap 200
  • the front wall 210, the big toe side wall 230, and the little toe side wall 240 It is formed to be bent and extended from each lower part and may include a bent portion 250 formed to form a part of the bottom surface of the toe cap 200.
  • the toe cap 200d is not provided with a separate concave portion.
  • the rear end of the little toe side wall 240 of the toe cap 200d is located ahead of the little toe (LT). Accordingly, the toe cap 200d has a shape that covers only some of the toes of the foot F.
  • the little toe side wall 240 of the toe cap 200d is located inside the protruding member 400.
  • the little toe (LT) can move outward within the internal space 411 of the protrusion 410. That is, since space is secured by the internal space 411, free movement of the little toe (LT) is guaranteed.
  • the little toe (LT) moving within the internal space 411 is moved by the little toe side wall 240. This doesn't get in the way.
  • the toe cap (200d) does not cover the little toe (LT), and the protruding member 400 secures space for the little toe (LT) to move.
  • the wearer can be prevented from feeling discomfort in the toes without increasing the size or weight of the safety shoe 10d, thereby ensuring a high wearing comfort.
  • Figure 15 is an enlarged perspective view of the toe portion of the safety shoe according to the sixth embodiment of the present invention
  • Figure 16 is a perspective view showing a state in which the outer shell of the safety shoe according to the sixth embodiment of the present invention has been removed.
  • the safety shoes 10e include an insole 110 on which the wearer's foot (F) rests, and a shoe provided at the lower part of the insole 110.
  • the midsole 120, the insole 110, and the outsole 130 provided at the lower part of the midsole 120 to form the bottom of the safety shoes 10e, and the midsole 120 and outsole ( 130), has the shape of a safety shoe 10e, is placed at a position corresponding to the little toe (LT), and protrudes convexly outward on the inside to provide an internal space for the little toe (LT) to move.
  • It may be configured to include an outer shell (140e) provided with a protrusion (141e) on which (143e) is formed.
  • the safety shoe (10e) according to the sixth embodiment of the present invention differs only in that the protrusion (141e) is formed integrally with the outer shell (140e), and the remaining components are similar to those of the first embodiment of the present invention described above. It has the same configuration as the safety shoes 10e. Therefore, the description of the same configuration can be replaced with the description of the safety shoes 10 according to the first embodiment of the present invention described above, and overlapping descriptions will be omitted.
  • the outer shell 140e has an internal space 143e formed on the inside, a protrusion 141e formed to be convex to the outside, and a joint 142e consisting of a region where the protrusion 141e and the outer shell 140e are connected. It can be configured as follows.
  • the protrusion 141e is formed to be convex outward with respect to the outer shell 140e so that an internal space 143e is formed on the inside.
  • the protruding length of the protruding portion 141e is preferably 2 mm or more and 4 mm or less.
  • the protrusion 141e may have an overall pentagonal shape. In this case, it is preferable that the rear of the protrusion 141e be formed to have the longest side among the five sides of the pentagon of the protrusion 141e.
  • An internal space 143e is formed inside the inner surface of the protrusion 141e, and as a result, the inner surface of the outer shell 140e is located inside the inner surface of the protrusion 141e.
  • the internal space 143e is a space from the inner surface of the outer shell 140e to the inner surface of the protrusion 141e.
  • the joint portion 142e consists of an area where the protrusion 141e and the outer shell 140e are connected.
  • the joint portion 142e may be formed of five sides to correspond to the pentagonal-shaped protrusion 141e. Accordingly, all joints 142e are formed to be closed.
  • the boundary lines of the faces of the joint 142e are connected to the vertices of the protrusion 141e. Accordingly, when the protrusion 141e has a pentagonal shape, the five vertices are connected to the boundary lines of the five sides.
  • the protrusion 400 is located outside the concave portion 260 of the toe cap 200.
  • the protrusion 141e is located at a position corresponding to the concave portion 260 of the toe cap 200. Accordingly, the concave portion 260 is located inside the inner space 143e of the protrusion 141e.
  • the protrusion 141e and the joint portion 142e may be formed on the outer shell 140e by subjecting the outer shell 140e to heat processing, press processing, etc.
  • the manufacturing process is simple, and it is possible to prevent the position of the protrusion 141e from shifting due to movement of the protrusion member.
  • Figure 17 is a perspective view showing a state in which the outer shell has been removed from the safety shoes according to the seventh embodiment of the present invention.
  • the safety shoe (10f) includes an insole 110 on which the wearer's foot (F) rests, and a midsole 120 provided at the lower part of the insole 110. ), an outsole 130 provided at the lower part of the insole 110 and the midsole 120 and forming the bottom of the safety shoes 10f, and the midsole 120 and the outsole 130 to surround the wearer's foot (F).
  • the toe cap 200 is provided at the upper part and is provided with a shell 140 in the shape of a safety shoe 10f and a concave portion 260 formed concavely in the forward direction at the position of the little toe (LT) of the foot (F).
  • the outer shell 140 is provided on the inside of the outer shell 140 to be placed in a position corresponding to the little toe (LT) of the foot (F), and protrudes convexly outward to provide an internal space 411 on the inside for the little toe (LT) to move.
  • It may be configured to include a formed protruding member 400 and a coupling member 300ff that is provided inside the toe of the safety shoe 10f and is disposed at the rear of the toe cap 200 and coupled to the toe cap 200. .
  • the safety shoes 10f according to the seventh embodiment of the present invention have the same configuration as the safety shoes 10 according to the first embodiment of the present invention described above, except that the shape of the coupling member 300ff is different. Therefore, the description of the same configuration can be replaced with the description of the safety shoes 10 according to the first embodiment of the present invention described above, and overlapping descriptions will be omitted.
  • the coupling member 300f is disposed at the rear of the toe cap 200 and is coupled to the toe cap 200 in the front-to-back direction.
  • the coupling member 300f is made of a soft material. Accordingly, the coupling member 300f functions to prevent the wearer from feeling pain when the instep of the foot touches the rear of the upper wall 220 of the toe cap 200.
  • the little toe (LT) side of the coupling member 300f is formed short so that the coupling member 300f is not located in the concave portion 260. That is, the coupling member 300f is not provided with a side of the little toe corresponding to the little toe (LT). Accordingly, the concave portion 260 remains empty.
  • the coupling member 300f is not provided with a portion corresponding to the concave portion 260, only the concave portion 260 is located in the internal space 411 of the protrusion 410.
  • the coupling member 300f can also be applied to the safety shoes 10a to 10e according to the second to sixth embodiments described above.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)

Abstract

La présente invention concerne des chaussures de sécurité portées sur les pieds d'un utilisateur. En particulier, la présente invention concerne des chaussures de sécurité dans lesquelles l'espace pour que le petit orteil se déplace est fixé à travers l'espace interne d'une partie en saillie, et qui peut ainsi empêcher la douleur et les blessures du pied et augmenter le confort d'un utilisateur.
PCT/KR2023/008777 2022-07-01 2023-06-23 Chaussures de sécurité WO2024005465A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2022-0081113 2022-07-01
KR20220081113 2022-07-01
KR10-2022-0187189 2022-12-28
KR1020220187189A KR102595663B1 (ko) 2022-07-01 2022-12-28 안전화

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014104251A (ja) * 2012-11-29 2014-06-09 Pansy:Kk ストレッチ機能を有する甲被を備えた履物
KR20150001128A (ko) * 2013-06-26 2015-01-06 한국남부발전 주식회사 안전화
US20160353843A1 (en) * 2015-06-08 2016-12-08 Tbl Licensing Llc Footwear ventilation structures and methods
KR20200076572A (ko) * 2018-12-19 2020-06-29 신재웅 토우캡
KR102177067B1 (ko) * 2019-07-18 2020-11-10 최철민 측면 확장형 토캡

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101574622B1 (ko) 2015-05-27 2015-12-04 김대호 통풍구조를 갖는 안전화

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014104251A (ja) * 2012-11-29 2014-06-09 Pansy:Kk ストレッチ機能を有する甲被を備えた履物
KR20150001128A (ko) * 2013-06-26 2015-01-06 한국남부발전 주식회사 안전화
US20160353843A1 (en) * 2015-06-08 2016-12-08 Tbl Licensing Llc Footwear ventilation structures and methods
KR20200076572A (ko) * 2018-12-19 2020-06-29 신재웅 토우캡
KR102177067B1 (ko) * 2019-07-18 2020-11-10 최철민 측면 확장형 토캡

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