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WO2015020304A1 - Lightweight foam safety shoes - Google Patents

Lightweight foam safety shoes Download PDF

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Publication number
WO2015020304A1
WO2015020304A1 PCT/KR2014/004714 KR2014004714W WO2015020304A1 WO 2015020304 A1 WO2015020304 A1 WO 2015020304A1 KR 2014004714 W KR2014004714 W KR 2014004714W WO 2015020304 A1 WO2015020304 A1 WO 2015020304A1
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WO
WIPO (PCT)
Prior art keywords
safety shoes
foam
cap
contact
present
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2014/004714
Other languages
French (fr)
Korean (ko)
Inventor
이성율
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fine Chemical Co Ltd
Original Assignee
Fine Chemical Co Ltd
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 Fine Chemical Co Ltd filed Critical Fine Chemical Co Ltd
Priority to JP2016533231A priority Critical patent/JP2016527978A/en
Publication of WO2015020304A1 publication Critical patent/WO2015020304A1/en
Anticipated expiration legal-status Critical
Priority to US15/044,733 priority patent/US20160157552A1/en
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/32—Footwear with health or hygienic arrangements with shock-absorbing means
    • 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
    • A43B23/082—Toe stiffeners made of metal
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B1/00—Footwear characterised by the material
    • A43B1/14—Footwear characterised by the material made of plastics
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
    • A43B17/16—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined with heel or toe caps
    • 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
    • A43B23/0205—Uppers; Boot legs characterised by the material
    • A43B23/0215—Plastics or artificial leather
    • 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
    • A43B23/086—Toe stiffeners made of impregnated fabrics, plastics or the like
    • A43B23/087—Toe stiffeners made of impregnated fabrics, plastics or the like made of plastics

Definitions

  • the present invention relates to safety shoes that are ignited to protect the feet in the workplace, and more specifically, to provide a lightweight safety shoes foamed to be able to safely protect the feet from external shocks while having excellent comfort and light weight.
  • safety shoes used in industrial sites, but in general, safety shoes protect the feet from heavy objects falling from factories or construction sites, or injuries caused by sharp or hard objects hitting the foot during walking. Means shoes used as a foot protection to prevent.
  • the safety shoes for protecting the foot is provided with a tocap made of steel covering a portion corresponding to the middle portion of the foot approximately at the tip of the toe of the front of the safety shoes to protect the foot.
  • the steel cap to protect the foot should have a rigidity capable of withstanding the load of 1,100kg or 23kg falling from 46cm height, it is usually produced by drawing the general steel plate.
  • the upper and the sole is separately manufactured, and in particular, the tocap is configured to be located in the upper composed of a dual configuration, and the safety shoes are heavy, such that there is a problem that the wearing feeling is lowered.
  • the present inventors have researched and developed the present invention in order to eliminate the above-mentioned problems, in the present invention, by manufacturing a safety shoes by foaming synthetic resin, the foam is made to protect the foot from external shocks while excellent in comfort and light weight
  • the present invention has been completed with technical problems in providing a type lightweight safety shoes.
  • the safety shoes are made of foamed synthetic resin to form the sole of the sole and upper of the foam shoes, foam shoes The front inside of the toe was formed in the insole and the upper cap in the upper cap was formed in the to cap indented groove before the foam shoe is cooled.
  • the tocap is made of metal to form a support frame in contact with the bottom at the bottom of the cover portion in contact with the upper, but the support frame was to be configured to weld the reinforcing piece across the sole.
  • the tocap is formed of an integrated plastic plate in contact with the sole at the bottom of the cover portion in contact with the upper of the engineering plastic.
  • foamed lightweight safety shoes provided by the present invention has the following effects.
  • outsole and the upper are made of synthetic resin, safety shoes can be manufactured at a light weight, and therefore, a feeling of ignition is good.
  • Reinforcing pieces are welded to the support frame, but the toe cap is made of metal with the lower opening, so when the toe cap is crushed by external impact, the reinforcing pieces reinforce the sole, which can weaken durability, thereby protecting the foot.
  • Ventilation protrusions are formed inside the upper to increase breathability inside the safety shoes to minimize the occurrence of diseases such as odor and athlete's foot that can be caused by secretions (sweat).
  • FIG. 1 is a perspective view showing an embodiment of the foamed lightweight safety shoes provided by the present invention
  • Figure 2 is a perspective view showing an example configured in the type of rain boots lightweight foam safety shoes provided by the present invention
  • Figure 3 is a perspective view showing an example of the togap applied to the foamed lightweight safety shoes provided by the present invention
  • Figure 4 is a perspective view showing another example of the togap applied to the foamed lightweight safety shoes provided by the present invention
  • Figure 5 is a cross-sectional view of the foamed lightweight safety shoes provided in the present invention before assembling the tocap
  • FIG. 6 is a cross-sectional view of the foamed lightweight safety shoes provided in the present invention in a state of assembling the tocap;
  • FIG. 1 is a perspective view showing a preferred embodiment of the foamed lightweight safety shoes provided by the present invention
  • Figure 2 is a perspective view showing an example of a togap applied to the foamed lightweight safety shoes provided by the present invention
  • Figure 3 Is a perspective view showing another example of the togap applied to the foamed lightweight safety shoes provided by the present invention.
  • the present invention is to provide the effect of improving the wearing feeling, reducing the ignition fatigue degree, ensure safety, improve productivity and the like at light weight.
  • the foamed lightweight safety shoes 1 foam the synthetic resin so that the sole 3 and the upper 4 are integrally formed to form the foam shoes 2, and the ventilation projections are formed in the opening direction for a long time. Not shown).
  • toe inlet grooves 3a and 4a are formed inside the front sole 3 and the upper 4 of the foam shoes 2 where the toes are located.
  • the to cap indentation grooves 3a and 4a are formed to a depth corresponding to the thickness of the to cap 10 so that there is no step difference between the to cap indentation grooves 3a and 4a and the tocap 10 so that there is no foreign body feeling during ignition. .
  • Fixing the to cap 10 in the to cap inlet groove (3a) (4a) is made by a forced fit, preferred example before the foam shoe 2 is cooled after foam molding the foam shoe 2 Figure 4, As shown in FIG. 5, the to cap 10 may be fitted to be fixed.
  • the toecap 10 can be easily pushed into the toecap indenting grooves 3a and 4a since the foam shoe 2 is cooled. As the foam shoes 2 are contracted, the to cap 10 can be firmly fixed.
  • the to cap 10 is made of metal or plastic plastic.
  • the to cap 10 When the to cap 10 is made of metal, it is common to form a support frame 12 in contact with the sole 3 at the lower end of the cover portion 11 in contact with the upper 4. 12) to weld the reinforcing piece 13 across the sole 3 to prevent the to cap 10 from being crushed by an external force. At this time, the reinforcing piece 13 is to be formed toward the step (foot side) of the to cap indentation groove (3a).
  • the ground plate 14 in contact with the sole 3 is integrally formed at the lower end of the cover part 11 in contact with the upper 4.
  • Foamed lightweight safety shoes 1 of the present invention constituted as described above is to form a toecap indentation grooves (3a) (4a) in the interior of the foam shoes (2), and to fit the toecap (10) is fixed, safety shoes (1) can be manufactured and supplied at a light weight, but the toecap 10 can be used to safely protect the foot.
  • the foot when the tocap 10 is made of metal, the foot may be damaged while being easily deformed in the foam shoe 2 by external force.
  • the present invention provides a reinforcing piece 13 that crosses the sole 3 on the support frame 12. ) Is added to prevent the tocap 10 from being crushed by the external force to protect the foot safely.
  • the present invention relates to the safety shoes to wear in order to protect the feet in the workplace, so there is industrial applicability.

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

Abstract

The present invention relates to safety shoes to be worn in the workplace for protecting the feet, and provides lightweight foam safety shoes which feel excellent while wearing due to the lightness thereof and is capable of safely protecting feet from external impact. That is, the present invention provides safety shoes with a built-in toe cap covering a toe portion to safely protect the toe from external impact, wherein a foam shoe in which the outsole and the upper are integrated by foaming a synthetic resin is formed, and a toe cap is inserted into a toe cap groove before the foam shoe is cooled by forming the toe cap groove at the outsole and the upper at the front inner part of the foam shoe. In the toe cap, a support border, comprising a metal material, making contact with the bottom, is formed at the lower end of a cover portion making contact with the upper, and a reinforcing piece crossing the bottom is formed at the support border by welding; or a ground plate, comprising an engineering plastic, which is in contact with the bottom, is formed at the lower end of a cover portion making contact with the upper.

Description

발포형 경량 안전화Foam lightweight safety shoes

본 발명은 작업현장에서 발을 보호하기 위해 착화하는 안전화에 관한 것으로서, 보다 구체적으로는 경량으로 착화감이 우수하면서도 외부 충격으로부터 발을 안전하게 보호할 수 있도록 하는 발포형 경량 안전화를 제공코자 하는 것이다.The present invention relates to safety shoes that are ignited to protect the feet in the workplace, and more specifically, to provide a lightweight safety shoes foamed to be able to safely protect the feet from external shocks while having excellent comfort and light weight.

산업현장에서 사용되고 있는 안전화는 그 용도에 따라 다양한 종류의 것이 있으나, 일반적으로 안전화는 공장이나 건설현장 등에서 떨어지는 중량물로부터 발을 보호하거나, 보행 중 날카롭거나 딱딱한 물체에 발 앞부분이 부딪혀 상해를 입는 것을 방지하기 위한 발 보호용으로 사용되는 신발을 의미한다.There are various types of safety shoes used in industrial sites, but in general, safety shoes protect the feet from heavy objects falling from factories or construction sites, or injuries caused by sharp or hard objects hitting the foot during walking. Means shoes used as a foot protection to prevent.

따라서, 발을 보호하기 위한 상기 안전화에는 안전화의 앞부분인 발가락 끝에서 대략 발등의 중간부에 해당하는 부위를 덮는 강철로 만들어진 토캡이 구비되어 발을 보호하게 된다. 이때, 발을 보호하기 위한 강철재의 토캡은 1,100kg의 하중이나 46cm 높이에서 떨어지는 23kg의 중량에 견딜 수 있는 강성을 가져야 하기 때문에, 통상적으로는 일반 강철 판재를 드로잉 가공하여 제작한다.Therefore, the safety shoes for protecting the foot is provided with a tocap made of steel covering a portion corresponding to the middle portion of the foot approximately at the tip of the toe of the front of the safety shoes to protect the foot. At this time, the steel cap to protect the foot should have a rigidity capable of withstanding the load of 1,100kg or 23kg falling from 46cm height, it is usually produced by drawing the general steel plate.

종래 안전화의 선행기술로는 대한민국 등록실용신안공보(Y1)20-0274107호(2002.05.03)의 안전화, 공개특허공보(A1)10-2012-0126195호(2012.11.21.)의 안전화 등이 제공되고 있다.The prior art of safety shoes is provided by the safety of the Republic of Korea Utility Model Publication (Y1) 20-0274107 (2002.05.03), safety shoes of the Patent Publication (A1) 10-2012-0126195 (August 21, 2012) It is becoming.

이들 안전화의 경우 갑피와 밑창을 별도 제작하고, 특히 토캡을 이중 구성으로 이루어진 갑피 내에 위치하도록 구성한 것으로 안전화가 무거워 착용감이 저하되는 등의 문제점이 있었다.In the case of these safety shoes, the upper and the sole is separately manufactured, and in particular, the tocap is configured to be located in the upper composed of a dual configuration, and the safety shoes are heavy, such that there is a problem that the wearing feeling is lowered.

<선행기술문헌><Preceding technical literature>

KR 200274107 Y1 2002.05.03KR 200274107 Y1 2002.05.03

KR 1020120126195 A1 2012.11.21.KR 1020120126195 A1 2012.11.21.

이에 본 발명자는 상기한 종래 문제점을 일소하기 위해 본 발명을 연구 개발한 것으로서, 본 발명에서는 합성수지를 발포 구성하여 안전화를 제조하여 경량으로 착화감이 우수하면서도 외부 충격으로부터 발을 안전하게 보호할 수 있도록 한 발포형 경량 안전화를 제공함에 기술적 과제를 두고 본 발명을 완성한 것이다.Accordingly, the present inventors have researched and developed the present invention in order to eliminate the above-mentioned problems, in the present invention, by manufacturing a safety shoes by foaming synthetic resin, the foam is made to protect the foot from external shocks while excellent in comfort and light weight The present invention has been completed with technical problems in providing a type lightweight safety shoes.

과제 해결수단으로 본 발명에서는 발가락 부분을 덮어 외부 충격으로부터 안전하게 보호하는 토캡이 내장된 안전화를 구성함에 있어서, 상기 안전화는 합성수지를 발포 구성하여 밑창과 갑피가 일체로 된 폼 슈즈를 구성하되, 폼 슈즈의 전방 내부에는 밑창과 갑피에 토캡 내입홈을 형성하여 폼 슈즈가 냉각되기 전에 토캡 내입홈에 토캡을 내입 구성하였다.In the present invention to solve the problem in the construction of the safety shoes with a built-in toe cap to cover the toes to protect from external shocks, the safety shoes are made of foamed synthetic resin to form the sole of the sole and upper of the foam shoes, foam shoes The front inside of the toe was formed in the insole and the upper cap in the upper cap was formed in the to cap indented groove before the foam shoe is cooled.

상기 토캡은 금속제 구성으로 갑피와 접하는 덮개부의 하단에 바닥과 접하는 지지테를 형성하여 구성하되, 지지테에는 밑창을 가로지르는 보강편이 용접 구성되도록 하였다.The tocap is made of metal to form a support frame in contact with the bottom at the bottom of the cover portion in contact with the upper, but the support frame was to be configured to weld the reinforcing piece across the sole.

또한 상기 토캡은 엔지니어링계 플라스틱으로 갑피와 접하는 덮개부의 하단에 밑창과 접하는 접지판을 일체형으로 형성하였다.In addition, the tocap is formed of an integrated plastic plate in contact with the sole at the bottom of the cover portion in contact with the upper of the engineering plastic.

본 발명에서 제공하는 발포형 경량 안전화에 의하면 하기와 같은 효과가 있다.According to the foamed lightweight safety shoes provided by the present invention has the following effects.

밑창과 갑피가 합성수지를 발포 구성한 것이므로 안전화를 경량으로 제작할 수 있고, 그로 인해 착화감이 양호하다.Since the outsole and the upper are made of synthetic resin, safety shoes can be manufactured at a light weight, and therefore, a feeling of ignition is good.

착화 상태로 오래도록 있어도 경량이어서 피로감을 줄일 수 있다.Even if worn for a long time, it is lightweight and can reduce fatigue.

발포에 의해 밑창과 갑피를 일체로 형성하므로 생산성 향상과, 제조비용 절감을 기대할 수 있다.Since the sole and the upper are integrally formed by foaming, productivity can be improved and manufacturing cost can be expected.

토캡이 하부가 개구되어 있는 금속제로 구성되어 있으면서도 지지테에 보강편이 용접되어 있으므로 외부 충격에 의해 토캡이 찌그러질 때, 내구성이 약해질 수 있는 밑창을 보강편이 보강하므로 발을 안전하게 보호할 수 있다.Reinforcing pieces are welded to the support frame, but the toe cap is made of metal with the lower opening, so when the toe cap is crushed by external impact, the reinforcing pieces reinforce the sole, which can weaken durability, thereby protecting the foot.

갑피의 내부에 통기용 돌기가 형성되어 있어 안전화 내부의 통기성을 높여 분비물(땀)에 의해 발생할 수 있는 악취 및 무좀 등의 질병 발병을 최소화 할 수 있다.Ventilation protrusions are formed inside the upper to increase breathability inside the safety shoes to minimize the occurrence of diseases such as odor and athlete's foot that can be caused by secretions (sweat).

도 1은 본 발명에서 제공하는 발포형 경량 안전화의 일 실시례를 보인 사시도1 is a perspective view showing an embodiment of the foamed lightweight safety shoes provided by the present invention

도 2는 본 발명에서 제공하는 발포형 경량 안전화를 장화 타입으로 구성한 예를 보인 사시도 Figure 2 is a perspective view showing an example configured in the type of rain boots lightweight foam safety shoes provided by the present invention

도 3은 본 발명에서 제공하는 발포형 경량 안전화에 적용되는 토갭의 일 예를 보인 사시도Figure 3 is a perspective view showing an example of the togap applied to the foamed lightweight safety shoes provided by the present invention

도 4는 본 발명에서 제공하는 발포형 경량 안전화에 적용되는 토갭의 다른 예를 보인 사시도Figure 4 is a perspective view showing another example of the togap applied to the foamed lightweight safety shoes provided by the present invention

도 5는 본 발명에서 제공하는 발포형 경량 안전화의 단면도로서 토캡을 조립하기 전 상태도Figure 5 is a cross-sectional view of the foamed lightweight safety shoes provided in the present invention before assembling the tocap

도 6은 본 발명에서 제공하는 발포형 경량 안전화의 단면도로서 토캡을 조립한 상태도6 is a cross-sectional view of the foamed lightweight safety shoes provided in the present invention in a state of assembling the tocap;

이하 본 발명에서 제공하는 발포형 경량 안전화의 실시례를 첨부 도면에 의거하여 설명한다.EMBODIMENT OF THE INVENTION Hereinafter, the Example of the foamed lightweight safety shoes provided by this invention is described based on an accompanying drawing.

도 1은 본 발명에서 제공하는 발포형 경량 안전화의 바람직한 일 실시례를 보인 사시도를 도시한 것이고, 도 2는 본 발명에서 제공하는 발포형 경량 안전화에 적용되는 토갭의 일 예를 보인 사시도, 도 3은 본 발명에서 제공하는 발포형 경량 안전화에 적용되는 토갭의 다른 예를 보인 사시도를 도시한 것이다.1 is a perspective view showing a preferred embodiment of the foamed lightweight safety shoes provided by the present invention, Figure 2 is a perspective view showing an example of a togap applied to the foamed lightweight safety shoes provided by the present invention, Figure 3 Is a perspective view showing another example of the togap applied to the foamed lightweight safety shoes provided by the present invention.

본 발명은 경량으로 착화감 향상, 착화 피로도 감소, 안전성 확보, 생산성 향상 등의 효과를 두루 제공할 수 있도록 한 것이다.The present invention is to provide the effect of improving the wearing feeling, reducing the ignition fatigue degree, ensure safety, improve productivity and the like at light weight.

이를 위해 본 발명에서는 발포형 경량 안전화(1)를 밑창(3)과 갑피(4)가 일체로 형성되도록 합성수지를 발포하여 폼 슈즈(2)를 형성하며, 내부에는 개구방향으로 길게 통기용 돌기(미도시)를 형성할 수 있다.To this end, in the present invention, the foamed lightweight safety shoes 1 foam the synthetic resin so that the sole 3 and the upper 4 are integrally formed to form the foam shoes 2, and the ventilation projections are formed in the opening direction for a long time. Not shown).

합성수지를 발포하여 폼 슈즈(2)를 형성할 때 발가락이 위치하는 폼 슈즈(2)의 전방 밑창(3)과 갑피(4)의 내측으로 토캡 내입홈(3a)(4a)을 형성한다.When foaming the synthetic resin to form the foam shoes 2, toe inlet grooves 3a and 4a are formed inside the front sole 3 and the upper 4 of the foam shoes 2 where the toes are located.

상기 토캡 내입홈(3a)(4a)은 토캡(10)의 두께에 부합하는 깊이로 형성하여 토캡 내입홈(3a)(4a)과 토캡(10) 간의 단차가 없도록 함으로 해서 착화시 이물감이 없게 한다.The to cap indentation grooves 3a and 4a are formed to a depth corresponding to the thickness of the to cap 10 so that there is no step difference between the to cap indentation grooves 3a and 4a and the tocap 10 so that there is no foreign body feeling during ignition. .

상기 토캡 내입홈(3a)(4a)에 토캡(10)을 고정하는 것은 강제 끼움에 의해 이루어지며, 바람직한 예로는 폼 슈즈(2)를 발포 성형 후 폼 슈즈(2)가 냉각되기 전에 도 4, 도 5에 도시된 바와 같이 토캡(10)을 끼움 고정토록 하면 된다.Fixing the to cap 10 in the to cap inlet groove (3a) (4a) is made by a forced fit, preferred example before the foam shoe 2 is cooled after foam molding the foam shoe 2 Figure 4, As shown in FIG. 5, the to cap 10 may be fitted to be fixed.

즉, 폼 슈즈(2)가 냉각되기 전에는 연성이 있으므로 토캡(10)을 토캡 내입홈(3a)(4a) 쪽으로 쉽게 밀어 넣을 수 있게 되며, 이 상태에서 폼 슈즈(2)가 냉각되면서 경화와 함께 폼 슈즈(2)가 수축되면서 토캡(10)을 견고하게 고정할 수 있게 되는 것이다.That is, since the foam shoe 2 is soft, the toecap 10 can be easily pushed into the toecap indenting grooves 3a and 4a since the foam shoe 2 is cooled. As the foam shoes 2 are contracted, the to cap 10 can be firmly fixed.

상기 토캡(10)은 금속 또는 엔지니어링계 플라스틱으로 구성된다.The to cap 10 is made of metal or plastic plastic.

토캡(10)을 금속으로 구성하는 경우 갑피(4)와 접하는 덮개부(11)의 하단에 밑창(3)과 접하는 지지테(12)를 형성하여 구성하는 것이 일반적인데, 본 발명에서는 지지테(12)에 밑창(3)을 가로지르는 보강편(13)을 용접하여 토캡(10)이 외력에 의해 찌그러지는 것을 방지할 수 있게 한다. 이때 보강편(13)은 토캡 내입홈(3a)의 단턱(발바닥 쪽) 쪽으로 형성토록 한다.When the to cap 10 is made of metal, it is common to form a support frame 12 in contact with the sole 3 at the lower end of the cover portion 11 in contact with the upper 4. 12) to weld the reinforcing piece 13 across the sole 3 to prevent the to cap 10 from being crushed by an external force. At this time, the reinforcing piece 13 is to be formed toward the step (foot side) of the to cap indentation groove (3a).

그리고 토캡(10)을 엔지니어링계 플라스틱으로 구성할 경우 갑피(4)와 접하는 덮개부(11)의 하단에 밑창(3)과 접하는 접지판(14)을 일체형으로 형성하였다.And when the top cap 10 is composed of engineering plastics, the ground plate 14 in contact with the sole 3 is integrally formed at the lower end of the cover part 11 in contact with the upper 4.

이상과 같이 구성되는 본 발명의 발포형 경량 안전화(1)는 폼 슈즈(2)의 내부에 토캡 내입홈(3a)(4a)을 형성하고, 이에 토캡(10)을 끼움 고정토록 한 것으로서, 안전화(1)를 경량으로 제작 보급할 수 있으면서도 토캡(10)을 이용하여 발을 안전하게 보호할 수 있는 것이다.Foamed lightweight safety shoes 1 of the present invention constituted as described above is to form a toecap indentation grooves (3a) (4a) in the interior of the foam shoes (2), and to fit the toecap (10) is fixed, safety shoes (1) can be manufactured and supplied at a light weight, but the toecap 10 can be used to safely protect the foot.

특히 토캡(10)을 금속으로 구성할 경우 외력에 의해 폼 슈즈(2) 내에서 쉽게 변형되면서 발이 손상될 수 있으나, 본 발명은 지지테(12)에 밑창(3)을 가로지르는 보강편(13)이 더 부가되어 있어 외력에 의해 토캡(10)이 찌그러지는 것을 방지하는 기능을 하여 발을 안전하게 보호할 수 있는 것이다.Particularly, when the tocap 10 is made of metal, the foot may be damaged while being easily deformed in the foam shoe 2 by external force. However, the present invention provides a reinforcing piece 13 that crosses the sole 3 on the support frame 12. ) Is added to prevent the tocap 10 from being crushed by the external force to protect the foot safely.

또한 본 발명의 폼 슈즈(2)의 내부에 개구방향으로 길게 통기용 돌기를 형성할 경우, 통기성이 우수하여 발에서 발생하는 땀 등의 분비물에 의해 발생하는 각종 질병을 예방할 수 있으며, 방수성이 우수하여 장화 대용으로 사용할 수 있는 등 산업 전반에서 요긴하게 사용할 수 있는 것이다.In addition, when forming a projection for long ventilation in the opening direction inside the foam shoes 2 of the present invention, it is excellent in breathability to prevent various diseases caused by secretions such as sweat generated in the foot, excellent waterproofness It can be used as a substitute for boots, and is useful for the whole industry.

본 발명의 상세한 설명에서는 구체적인 실시례에 관해 설명하고 있으나, 본 발명의 범주에서 벗어나지 않는 한도 내에서 다양한 변형이 가능함은 물론이다. 그러므로 본 발명의 보호 범위는 설명된 실시례에 국한되어 정해져서는 안 되며, 후술하는 청구범위 뿐만 아니라 균등한 것들에 의해 정해져야 한다.In the detailed description of the present invention, specific embodiments have been described, but various modifications may be made without departing from the scope of the present invention. Therefore, the protection scope of the present invention should not be limited to the described embodiments, but should be defined by equivalents as well as the following claims.

본 발명은 작업현장에서 발을 보호하기 위해 착화하는 안전화에 관한 것이므로 산업상 이용가능성이 있다.The present invention relates to the safety shoes to wear in order to protect the feet in the workplace, so there is industrial applicability.

Claims (3)

발가락 부분을 덮어 외부 충격으로부터 안전하게 보호하는 토캡(10)이 내장된 안전화(1)를 구성함에 있어서, In constructing the safety shoes (1) with a built-in tocap (10) to cover the toes to protect from external shocks, 상기 안전화(1)는 합성수지를 발포 구성하여 밑창(3)과 갑피(4)가 일체로 된 폼 슈즈(2)를 구성하되, The safety shoes (1) is composed of foamed synthetic resin soles 3 and upper 4 to form a foam shoe 2, 폼 슈즈(2)의 전방 내부에는 밑창(3)과 갑피(4)에 토캡 내입홈(3a)(4a)을 형성하여 발포 성형된 폼 슈즈(2)가 냉각되기 전에 토캡 내입홈(3a)(4a)에 토캡(10)을 끼워 고정한 것을 특징으로 하는 발포형 경량 안전화.The toe cap indents 3a and 4a are formed in the sole 3 and the upper 4 in the front interior of the foam shoe 2 so that the foamed molded shoe 2 is cooled before the to cap indents 3a ( 4a) foamed lightweight safety shoes, characterized in that fixed to the cap 10. 청구항 1에 있어서,The method according to claim 1, 상기 토캡(10)은 금속제 구성으로 갑피(4)와 접하는 덮개부(11)의 하단에 밑창과 접하는 지지테(12)를 형성하되, The to cap 10 is formed of a support frame 12 in contact with the sole at the bottom of the cover portion 11 in contact with the upper 4 in a metal configuration, 지지테(12)에는 밑창(3)을 가로지르는 보강편(13)을 용접 구성한 것을 특징으로 하는 발포형 경량 안전화.The support frame 12 is welded to the reinforcing piece 13 across the outsole (3), lightweight foam safety shoes. 청구항 1에 있어서,The method according to claim 1, 상기 토캡(10)은 엔지니어링계 플라스틱으로 갑피(4)와 접하는 덮개부(11)의 하단에 밑창(3)과 접하는 접지판(14)을 일체형으로 형성한 것을 특징으로 하는 발포형 경량 안전화.The toecap (10) is foamed and lightweight safety shoes, characterized in that the grounding plate (14) in contact with the sole (3) formed in the lower end of the cover portion 11 in contact with the upper of the engineering plastic.
PCT/KR2014/004714 2013-08-07 2014-05-27 Lightweight foam safety shoes Ceased WO2015020304A1 (en)

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US20160157552A1 (en) 2016-06-09
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