KR20100012918A - Midsole protecting the push of and controlling the balance of foot when exercising and the manufacturing method thereof - Google Patents

Midsole protecting the push of and controlling the balance of foot when exercising and the manufacturing method thereof Download PDF

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Publication number
KR20100012918A
KR20100012918A KR1020080074355A KR20080074355A KR20100012918A KR 20100012918 A KR20100012918 A KR 20100012918A KR 1020080074355 A KR1020080074355 A KR 1020080074355A KR 20080074355 A KR20080074355 A KR 20080074355A KR 20100012918 A KR20100012918 A KR 20100012918A
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KR
South Korea
Prior art keywords
midsole
sole
foot
jaw
holes
Prior art date
Application number
KR1020080074355A
Other languages
Korean (ko)
Inventor
박상용
Original Assignee
박상용
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 박상용 filed Critical 박상용
Priority to KR1020080074355A priority Critical patent/KR20100012918A/en
Publication of KR20100012918A publication Critical patent/KR20100012918A/en

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    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B13/00—Soles; Sole-and-heel integral units
    • A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
    • A43B13/16—Pieced soles
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B13/00—Soles; Sole-and-heel integral units
    • A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
    • A43B13/22—Soles made slip-preventing or wear-resisting, e.g. by impregnation or spreading a wear-resisting layer
    • A43B13/223—Profiled soles
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B13/00—Soles; Sole-and-heel integral units
    • A43B13/38—Built-in insoles joined to uppers during the manufacturing process, e.g. structural insoles; Insoles glued to shoes during the manufacturing process
    • A43B13/386—Built-in insoles joined to uppers during the manufacturing process, e.g. structural insoles; Insoles glued to shoes during the manufacturing process multilayered

Abstract

PURPOSE: A shoe sole and a manufacturing method thereof are provided, which buffers impact generated in a shoe sole and secures safety of the foot. CONSTITUTION: A shoe sole comprises an outsole(13) equipped with a concave part formed in the off-axis and compression upper side; a first midsole(14a) having a concave part formed in the off-axis upper side and a convex part formed in the off-axis bottom surface; and a second midsole(14b) having the convex part formed in the off-axis bottom surface. The first midsole is fixed in the sole upper side. The second midsole is combined and fixed in the first midsole upper side by adhesive.

Description

Midsole protecting the push of and controlling the balance of foot when exercising and the manufacturing method

The present invention relates to a shoe sole for preventing the balance and push of the foot during exercise, and a method of manufacturing the same, and in detail, the upper surface of the heel is inclined in the rear direction and composed of a polyurethane material and a hardness of 70 to 80 degrees A concave portion is formed on the upper surface of the front axis, and the concave portion is composed of a sole formed with a plurality of holes, a first midsole composed of a polyurethane material and composed of a hardness of 10 to 20 degrees, and a polyurethane material. A shoe sole composed of a hardness of ˜50 and consisting of a second midsole comprising a rear axle in which a plurality of holes and a recess are formed and a front axle in which a plurality of holes are formed, wherein the sole, the first midsole, and the second midsole are coupled to each other. Apply the foot to the heel and the center of the foot is in the heel, and the foot heel is forward, the heel part of the foot is lowered more, and the inclination of the recess prevents the foot from tipping in the forward direction. The sole of the foot is in the front axle of the foot and the front of the foot is in the forward direction of the sole is seated by the recess of the sole to prevent the foot of the foot and the manufacturing method thereof, the ground by the soft first midsole The present invention relates to a shoe sole configured to mitigate the impact generated from the shoe sole and maintain the balance of the foot by the impact generated at a certain point of the shoe sole.

In general, a shoe sole consists of a sole, a midsole, and an insole.

The sole is formed so as not to be easily worn while increasing the friction force from the ground, and the midsole is configured to be soft so that the weight of the body is uniformly applied to the entire sole of the foot and to mitigate the impact from the ground.

Shoes are generally inclined forward due to high heel and low axle, and when walking forward while wearing shoes, the weight may be on the heel of the shoe and the weight may be on the front of the shoe. If there is a problem that the heel of the foot can be pulled forward from the heel of the shoe, there is a problem that the front axle of the foot is moved forward when the weight is on the front of the shoe.

As described above, when the foot is excessively tilted in the direction of movement of the shoe, the foot is easily fatigued, there is a problem that the pain occurs in the toe, and the upper is easily broken in the sole.

In addition, when the foot is easily pulled in accordance with the direction of movement in the shoe, there is a problem that the pedestrian is difficult to maintain the balance of walking.

The present invention is a polyurethane material sole with a hardness of 70-80 degrees and a first midsole with a hardness of 10-20 degrees with a material of polyurethane, and a second midsole with a hardness of 40-50 degrees with a polyurethane material. It is intended to have a different function with each of the sole, the first midsole, the second midsole has a different hardness.

A first recess formed on the upper surface of the sole rear shaft and a plurality of holes formed vertically on the upper surface of the recessed portion and a plurality of holes vertically formed on the upper surface of the recessed portion formed on the upper axis of the front shaft and bonded to the sole by weight; The bottom of the midsole is inserted into the hole of the sole is to provide a configuration that can prevent the first midsole from being pushed over, out of the sole.

It is an object of the present invention to provide a shoe sole capable of alleviating the impact generated from the ground during walking and maintaining the balance of the foot by the structure of the first midsole and the second midsole having a hardness of 10 to 20 degrees.

The present invention is characterized by comprising one sole and two midsoles.

The sole according to the present invention is a polyurethane material composed of a hardness of 70 to 80, the first midsole is made of a polyurethane material of 10 to 20 hardness, the second midsole is made of a polyurethane material It consists of hardness of 40-50.

A jaw is attached to the upper surface of the sole, the upper surface of the first midsole, and the edge of the upper surface of the second midsole for the adhesive position of the first midsole adhered to the sole and the second midsole adhered to the first midsole and the firm adhesion. It is formed to form a seating portion inwardly so that the protrusions formed on the bottom surface of the first midsole and the bottom of the second midsole is configured to prevent the push in any direction.

A recess having an inclination angle in the rearward direction is formed in the upper heel portion of the sole.

A recess is formed in the front axle portion of the sole.

A convex portion is formed at the bottom of the rear axle of the first midsole and the second midsole so as to be easily seated in the recess of the upper rear axle portion of the sole.

A plurality of holes are formed in the recesses formed on the rear and front shafts of the sole, and the holes are formed vertically, but the openings of the holes are formed to be wider.

A plurality of vertical holes are formed on the rear and front axles of the second midsole, and the openings of the holes are formed to be wider.

The shoe sole according to the present invention is formed in three stages, and each of the windows is configured to have different physical properties through the material, so that the impact generated from the sole is mitigated in two times, so that it is possible to ensure safety for walking, especially in middle-aged and older age groups.

The sole of the shoe sole according to the present invention has a concave portion formed on the upper surface of the rear axle, an inclination angle is formed at the rear, a concave portion formed on the upper side of the front shaft, and the hole is formed vertically in the concave portion to form a hole in which the entrance is wider. When weight occurs in the first midsole of the first midsole, a portion of the bottom of the midsole is inserted into the hole, so that the first midsole contracts more, so that the heel and front axle of the foot are closer to the ground, and the inclination of the concave becomes larger so that the foot is tilted. This prevents the foot safety and the damage of the upper has a more stable effect.

The sole 13 of the sole 11 according to the present invention is composed of a polyurethane material of 70 to 80 degrees of hardness, the first midsole 14a is made of a polyurethane material of 10 to 20 degrees of hardness, the second midsole The 14b is made of a polyurethane material having a hardness of 40 to 50 degrees, the first midsole 14a is attached to the upper surface of the sole 13, and the second midsole 14b is attached to the upper surface of the first midsole 14a. There is a feature that is configured.

Figure 1 shows the entire shoe sole attached to the sole, the first midsole, the second midsole.

2 shows the sole.

3 shows a first midsole.

4 shows a second midsole.

5 shows the sole in detail.

6 shows the first midsole in detail.

7 shows the second midsole in detail.

8 illustrates the coupling state of the sole, the first midsole, and the second midsole in detail.

9 shows a state in which the foot is applied to the shoe sole according to the present invention.

10 shows in detail the shoe to which the sole according to the present invention is applied.

The sole 13 of the sole 11 according to the present invention is formed with a concave portion 18a inclined backward on the upper surface of the rear shaft as shown in FIG. 5 and inclined rearward on the upper surface of the front shaft of the sole 13. Is formed, and the recesses 18a and 18b have vertically formed holes 23a and 23b as shown in FIGS. 2 and 5, and the inlets of the holes 23a and 23b are the same as those shown in FIG. 5. It is shaped like a wider shape.

As shown in FIG. 2, a jaw 17a is formed over the edge of the upper surface of the sole 13, and a seating portion 16a is formed inward of the jaw 17a, and the bottom surface of the rear and front axles of the sole 13 is formed. Protrusions (not shown) are formed to increase friction with the ground.

A jaw 17b is formed as shown in FIG. 3 over the upper edge of the first midsole 14a of the sole 11 according to the present invention, and a recessed portion 18c is formed in the upper surface of the heel as shown in FIG. 6. The lower surface of the first midsole 14a is formed with a protrusion 19a for fixing to the seating portion 16a of the sole 13.

A hole 24a is formed perpendicularly to the rear surface of the second midsole 14b of the sole 11 and the front axis of the shoe sole 11 according to the present invention, and the inlet of the hole 24a is formed in a wider shape.

At the bottom of the second midsole 14b, a protrusion 19b is formed to be seated and fixed to the seating portion 16b of the first midsole 14a.

The convex part 21a is formed so that the bottom heel part of the 2nd midsole 14b may be seated in the recessed part 18c formed in the upper surface of the heel part of the 1st midsole 14a.

After the shoe 12 is completed, the insole 15 is coupled to the upper seating portion 16c of the second midsole 14b.

The convex part 21b is formed in the back bottom part of the 1st midsole 14a so that it may adhere to the recessed part 18a of the sole 13.

The insole 15 should have excellent adhesion to the foot to prevent the foot from leaning to one side, and the bottom portion of the insole 15 by the weight to prevent the insole 15 from being struck when the foot is struck by the insertion portion 22a. It is configured to be inserted into the holes (24a, 24b) formed in the upper rear surface and the rear shaft upper surface of the second midsole (14b).

When the shoe 912 according to the present invention is worn as described above, the position of the foot in contact with the insole 15 becomes the heel of the foot, the front axle, the toe, and the side portion of the foot.

When walking, the direction of the force acting on the shoe 12 by the foot also acts on the same part as described above, in order to prevent the foot from being pulled, in the sole 13, the first midsole 14a, the second midsole 14b, Since the insole 15 should not be inclined, the properties and structure of the sole 13 as described above, the properties and structure of the first midsole 14a, the properties and structure of the second midsole 14b, the insole 15 The physical properties and structure of the present invention constitutes.

Example-1

In the conventional shoes, when the walking on the unpaved road in the uneven state, the impact that occurs partially on the bottom of the shoe not only inhibits the balance of the foot, but also affects each joint of the foot by inhibiting the balance.

When you go down a sloping road with a conventional shoe, or make a double pitch, the center of the foot moves to the front part of the shoe, so that a heavy force is applied to the toe of the foot and an excessive force is applied to the toe joint. Damage may occur, and there is a problem that the joint portion of the upper is easily damaged.

The present invention improves the above problems.

Sole 13 according to the present invention is configured to have a hardness of 70 to 80 degrees polyurethane material.

The first midsole 14a is configured to have a hardness of 10 to 20 degrees of polyurethane material.

The second midsole 14b is configured to have a hardness of 40 to 50 degrees of the polyurethane material.

Insole 15 of the shoe 12 according to the present invention is configured to have a hardness of 10 to 20 degrees polyurethane material.

 The sole 13, the first midsole 14a, and the second midsole 14b are attached using an adhesive, and the protrusion 19a of the first midsole 14a is inside the jaw 17a of the sole 13. Each of the windows 13, 14a, the protrusion 19b of the second midsole 14b is fixed to the seating portion 16b formed inside the jaw 17b of the first midsole 14a. 14b) to disperse the force and stop at the jaws 17a, 17b, 17c.

Example-2

As shown in FIGS. 2 and 5, a jaw 17a having a width of about 3 mm and a height of 2 mm is formed over the outer circumference of the upper surface, and the upper surface of the heel of the sole 13 forms a recess 18a. The inclination is formed in the rear direction, the inclination is formed by forming a slope about 4mm deeper than the front of the upper surface of the rear axle of the sole 13, the front axle of the sole 13 (the position where the toe portion of the rear toe contact The concave portion 18a is formed on the upper surface with a depth of about 2 mm from the upper surface, and a plurality of holes 23a and 23b having a depth of 3 to 5 mm perpendicular to the concave portions 18a and 18b are formed. On the upper surface of the sole formed so that the inlets of 23a and 23b are widened by about 3 mm in the rearward direction,

3 and 6, the jaw 17b having a width of about 3 mm and a height of 2 mm is formed over the outer edge of the upper surface, and the shape and structure of the bottom surface are inserted into the seating portion 16a of the sole 13. The first midsole 14a having a protrusion 19a having a shape is bonded and fixed with an adhesive,

As shown in FIGS. 4 and 7, a jaw 17c having a height of about 1.5 mm is formed over the outer periphery of the upper surface, and an upper portion of the jaw 17c forms a tip portion, and 3 to 3 on the upper surface of the rear shaft and the front surface of the front shaft. A plurality of holes 24a and 24b having a depth of 5 mm are formed, and the inlets of the holes 24a and 24b are formed to be wider by about 3 mm in the rearward direction, and the protrusions 19b formed at the bottom thereof are formed of a first midsole ( Closely seated on the seating portion 16b of 14a) constitutes the outer shape of the shoe sole (11).

As shown in FIG. 10, the insole 15 is coupled to the second midsole 14b inside the shoe 12 to form the shoe 12.

Example-3

When the shoe 12 is formed and worn with the completed sole 11 in Example-2, the heel of the foot is seated on the heel of the insole 15 and the front axis of the foot is seated on the front axle portion of the insole 15.

As described above, the shoe 12 in which the foot is worn is lowered by the weight of the heel portion of the insole 15 and the front axis portion of the insole 15.

When the heel portion of the insole 15 is lowered, the heel portion of the second midsole 14b is lowered, and when the heel portion of the second midsole 14b is lowered, the heel portion of the first midsole 14a is lowered, but the sole ( It descends by the depth of the rear axle recessed part 18a of 13).

As described above, when the insole 15 is lowered, the insertion 22b formed at the bottom of the insole 15 having soft physical properties is formed in the holes 24a and 24b formed on the upper surface of the rear axis and the upper axis of the second midsole 14b. 9, the insole 15 is prevented from being pulled to either side by external pressure.

The insertion portion 22a formed at the bottom of the first midsole 14a by the weight in the above manner is partially formed in the holes 23a and 23b formed on the upper surface on the rear and front shafts of the sole 13. As shown, the first midsole 14a is prevented from being pulled to either side by external pressure.

In addition, the protrusion 19a formed at the bottom of the first midsole 14a interferes with the jaw 17a formed on the upper surface of the sole 13, thereby preventing the protrusion due to external pressure.

In the same manner, the second midsole 14b also prevents the protrusion 19b formed at the bottom thereof from interfering with the jaw 17b formed on the upper surface of the first midsole 14a.

In addition, when the weight is generated by walking and the walking direction is forward, the action of moving the foot forward in the shoe 12 occurs.

When the weight is increased by walking and the center of the weight is on the heel of the foot, the heel of the foot is formed by the weight of the rear inclined recess 18a formed on the heel of the sole 13 to the insole 15 to form the insole. The rear inclination formed in the 15 prevents the heel of the foot from moving forward.

If the weight is weighted in the forward direction during walking, the center of the foot is at the fore axis of the foot and the function of the recessed portion 18a formed at the fore axis of the sole 13 by the weight of the forefoot is formed at the fore axis of the insole 15. It is formed in the insole 15 to prevent the forefoot of the foot from moving forward.

Example-4

The sole 11 according to the present invention consists of a sole 13 having different physical properties as described above, the first midsole 14a, the second midsole 14b, the insole 15 and the sole 13, When walking on a severely uneven road and wearing the shoe 12 formed by combining the first midsole 14a, the second midsole 14b, and the insole 15, the part protruding part of the road is the sole 13 When the force acting on the sole 13 in the course of acting on the) is transmitted to the first midsole 14a, the elasticity of the first midsole (! 4a) is absorbed by the first midsole 14a, or less force is applied to the second midsole 14a. The force transmitted to the midsole 14b and transmitted to the second midsole 14b is configured to have a process of being extinguished by the elasticity of the second midsole 14b or having a very small force transmitted to the foot, resulting in a foot joint, knee joint, or the like. I can alleviate the shock.

Yes; When the foot of the shoe is 2 cm high, 0.3mm is absorbed by the sole, 1mm is absorbed by the first midsole, and 0.5mm is absorbed by the second midsole. It is configured to have the same effect as stepped on.

1 is an overall view of a shoe sole according to the present invention

Figure 2 is an overall view of the sole according to the present invention

3 is an overall view of the first midsole according to the present invention;

4 is an overall view of a second midsole according to the present invention;

5 is a cross-sectional view of the sole according to the present invention

6 is a cross-sectional view of the first midsole according to the present invention;

7 is a cross-sectional view of the second midsole according to the present invention.

8 is a cross-sectional view of the sole according to the present invention

9 is a functional view of the sole according to the present invention

10 is a cross-sectional view of a shoe and a shoe sole to which the present invention is applied.

** description of symbols for important parts of the drawings **

11: shoe sole 12: shoe

13: sole 14: midsole (a, b)

15: insole 16: seating portion (a, b, c)

17: jaw (a, b, c) 18: concave portion (a, b, c)

19: protrusion part (a, b) 21: convex part (a, b)

22: insertion portion (a, b) 23: sole hole (a, b)

24: 2nd midsole hole (a, b)

Claims (6)

In the sole composed of the sole, the midsole, and the insole, a protrusion (not shown) is formed at the bottom to increase friction, and the upper surface is formed at the inside of the jaw 17a and the jaw 17a formed over the outer periphery. A seating portion 16a to be formed, a sole 13 formed with a recessed portion 18a formed on the upper surface of the rear shaft and the front shaft, a jaw 17b formed over its outer periphery, and a jaw 17b inside the upper surface. First midsole 14a comprising a seating portion 16b formed, a recessed portion 18b formed on the upper surface of the rear shaft, a protrusion 19a formed on the bottom surface thereof, and a convex portion 21b formed on the lower surface of the rear shaft. and, The upper surface has a jaw 17c formed over its outer circumference, a seating portion 16c formed inside the jaw 17c, a protrusion 19b formed at its bottom, and a convex portion 21a formed at the bottom of the rear shaft. Composed of a second midsole consisting of a first midsole 14a on the top surface of the sole 13, the second midsole 14b is fixed to the upper surface of the first midsole 14a by an adhesive and the jaw (17a, 17b, 17c) The first midsole 14a and the second midsole 14b are not separated from the sole 13 by interference of the protrusions 19a and 19b, and the balance of the foot during exercise is prevented. Sole. The method of claim 1, wherein the holes (23a, 23b) is formed perpendicular to the recessed portion (18a) formed on the upper rear axis and the upper axis of the sole 13, the openings of the holes (23a, 23b) are formed to widen rearward Sole to prevent the adjustment of the balance of the foot and the skid during exercise. The balance of the foot according to claim 2, wherein the concave portion 18a is configured to form an inclination angle in the rear direction so as to prevent the foot from moving forward when the weight acts on the upper surface of the shoe heel and acts forward. Sole to prevent adjustments and skidding. 2. The sole of claim 1, wherein the openings (24a, 24b) of which the inlet is widened in the rear direction are formed in the rear and front surfaces of the second midsole (14b). The front of the sole (13) according to claim 1. The front of the holes 23a, 23b and the second midsole 14b formed in the rear axle. In the holes 24a and 24b formed on the rear axle, when the weight is generated in the insole 15, an insertion portion 22b, which is a part of the bottom of the insole 15, is inserted into the hole holes 24a and 24b of the second midsole 14b. An insertion portion 22a, which is a part of the bottom of the first midsole 14a, is prevented from slipping in the 15, and is inserted into the holes 23a and 23b of the sole 13 so that the first midsole 14a slips from the sole 13. Sole to prevent the adjustment and balance of the foot during exercise, characterized in that configured to prevent. In manufacturing the shoe sole, the material of the sole 13 is composed of a polyurethane having a hardness of 70 to 80 degrees, the material of the first midsole 14a is composed of a polyurethane having a hardness of 10 to 20 degrees, The material of the double sole 14b is made of polyurethane having a hardness of 40 to 50 degrees, and is attached by applying an adhesive to the upper surface of the sole 13 and the upper surface of the first midsole 14a, and the jaw 17a of the sole 13. ) The protrusion 19a of the first midsole 14a is coupled to the seating portion 16a formed inside the seat, and the second midsole 14b is attached to the seating portion 16b formed inside the jaw 17b of the first midsole 14a. Adjusting the balance of the foot during exercise, characterized in that the protrusion 19b of the combination is configured so that the first midsole 14a in the sole 13, the second midsole 14b in the first midsole 14a is not separated by the external pressure Method of manufacturing shoe soles to prevent rain and rolling.
KR1020080074355A 2008-07-30 2008-07-30 Midsole protecting the push of and controlling the balance of foot when exercising and the manufacturing method thereof KR20100012918A (en)

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KR1020080074355A KR20100012918A (en) 2008-07-30 2008-07-30 Midsole protecting the push of and controlling the balance of foot when exercising and the manufacturing method thereof

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Application Number Priority Date Filing Date Title
KR1020080074355A KR20100012918A (en) 2008-07-30 2008-07-30 Midsole protecting the push of and controlling the balance of foot when exercising and the manufacturing method thereof

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KR20100012918A true KR20100012918A (en) 2010-02-09

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101021289B1 (en) * 2008-09-22 2011-03-11 이동건 The shoes
KR20230080661A (en) * 2021-11-30 2023-06-07 박현도 Sports equipment with shoes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101021289B1 (en) * 2008-09-22 2011-03-11 이동건 The shoes
KR20230080661A (en) * 2021-11-30 2023-06-07 박현도 Sports equipment with shoes

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