JPH09187304A - Safety shoes - Google Patents

Abstract

PROBLEM TO BE SOLVED: To attach and detach a core material for easily protecting the toe part according as demands. SOLUTION: In safety shoes having a core material of steel, plate or hard resin for covering the toe part in order to protect the toe part from a falling matter, they have a core material housing part 20 for forming an opening 21 allowing the insertion of a core material 50 from the rear and a space S capable of housing the core material 50 on the surface of the toe part 11 of an instep part 10, and closely planted bristle-like fasteners Fa, Fb for closing the opening 21 so that the core material 50 housed in the instep part 10 and the core material housing part 20 is never slipped out. Thus, the danger by a falling matter is eliminated, and since the core material 50 can be easily removed at the time of a wide range movement or a long distance movement to reduce the load of the foot, the foot is never fatigued, the same sense of the toe as in general shoes can be provided, and the stumbling by a difference in level is also minimized.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a safety shoe in which a core material for protecting the limbs and toes can be easily attached and detached as necessary.

[0002]

2. Description of the Related Art Conventionally, in order to protect a foot, especially a toe part from a falling object, a core material such as a steel plate or a hard synthetic resin covering the toe part is used when working in a factory or a work site such as civil engineering construction. It is mandatory or recommended to wear buried safety shoes.

However, in the above-mentioned conventional safety shoes, since the core material is fixed to the shoe main body, it is excellent in safety when moving and working in a narrow range, and a special load is applied to the foot. However, since it is generally hard and heavy, there is no danger of falling objects, and when moving around a wide range or moving a long distance, it puts a strain on your feet and makes your feet tired easily. There is a problem that I have a dull sensation and it is easy to stumble even with a small step.

[0004]

The problem to be solved by the present invention is that the above-mentioned conventional safety shoes are generally hard and heavy because the core material is fixed to the shoe body, so that there is no danger of falling objects and they are wide. When moving around in a range or moving a long distance, the foot is burdened, the foot is easily tired, the sense of the toes is dull, and it is easy to stumble even with a small step, and the present invention is as described above. (EN) Provided is a safety shoe which solves the problem and in which a core material for protecting a toe portion can be easily attached and detached as necessary.

[0005]

Means for Solving the Problems The first invention, as shown in FIGS. 1 to 3, includes a core material such as a steel plate or a hard resin for covering the toe part for protecting the toe part from falling objects. In the safety shoe described above, a core material storage portion 20 having an opening 21 into which the core material 50 can be inserted from the rear and a gap S capable of storing the core material 50 is provided on the surface of the toe portion 11 of the boot portion 10, and the core material is provided. The opening 21 prevents the core material 50 stored in the storage portion 20 from coming off.
The densely-planted hair-shaped fasteners Fa and Fb for closing are respectively provided. Therefore, if there is a risk of falling objects, the core material 50 can be inserted into the core material storage portion 20 for work, and on the contrary, there is no risk of falling objects, and the object can move around in a wide range or over a long distance. When moving the
The foot can be easily removed and the load on the foot can be reduced, so the foot does not get tired and the toes are the same as normal shoes, and there is little stumbling at the step.

The second invention is, as shown in FIGS. 1 to 3,
The core material accommodating portion 20 of the first invention, after vulcanization or molding, removes the plate material L, which substitutes for the core material 50 interposed during vulcanization or molding,
The opening 21 and the gap S are formed.

The third invention is, as shown in FIGS. 4 and 5,
In addition to the configuration of the first or second invention, the core material storage portion 20 can be lifted forward and the core material 50 can be arranged on the surface of the toe portion 11 of the armpit portion 10. A notch 22 is provided in the part. This facilitates the attachment / detachment of the core material 50.

In the fourth aspect of the invention, as shown in FIGS. 6 to 10, a groove 32 is provided on the upper surface of a brim portion 31 which is formed by horizontally expanding the portion of the shoe sole 30 that abuts the toe portion or by further thickening it. , The core member 50 is fitted into the groove 32 to cover the surface of the toe portion 11 of the shank 10 and the bands 41 and 42 extending from both sides of the collar portion 31 are overlapped on the surface of the core member 50 and are provided at the tips thereof. The core material 50 is fastened by joining with the densely planted hair-like fasteners Fc and Fd. This facilitates the attachment / detachment of the core material 50.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION First, an embodiment of the first and second inventions will be described with reference to FIGS.
Reference numeral 0 denotes a scabbard portion of a safety shoe, which is formed by laminating an inner layer made of jersey or cloth with a surface layer made of rubber or cloth. 11 is the toe part. The type of safety shoes may be either a rounded tip with a rounded tip, a finger type with a separate thumb and other fingers, such as a tabi tabi, or a boot type. Reference numeral 50 denotes a core material that covers the toe portion to protect the toe portion from falling objects and is made of steel plate, hard resin, or the like. Reference numeral 20 denotes a core material storage portion formed on the surface of the toe portion 11 of the armpit portion 10. The core material storage portion 20 is made of rubber or cloth and has an opening 21 into which the core material 50 can be inserted from the rear and a gap S in which the core material 50 can be stored. Each has a bag shape.

When forming the core material storage portion 20,
For example, as shown in FIG. 1, a plate material thicker than the core material 50 is formed on the surface of the scabbard portion 10 in which the inner layer 1a made of a jersey or cloth material and the outer layer 1b made of rubber or cloth material are superposed on the three-dimensional foot mold 60. L is overlaid, and rubber or cloth material is overlaid on it so that the plate material L is sandwiched between it and the bulge 10, and after vulcanization or molding, the plate material L is extracted and a bag having an opening 21 and a gap S is formed. Form. Fa and Fb are the stored core materials 5
It is a densely planted hair-like fastener that closes the opening 21 so that 0 does not shift or slip out, and is provided at a portion where the opening 21 of the mortar part 10 and the core material accommodating part 20 face each other before or after vulcanization. Further, the core material storage portion 20 is molded by using a rubber press mold separately, and the densely planted hair-shaped fasteners Fa, Fb are formed.
It is also possible to attach or sew on and to attach it to the toe of the bulge 10.

Although not shown in the drawing, necessary portions such as the toe and the heel are reinforced and a bottom rubber is attached. At that time, in order to extend the life of the bottom rubber, the bottom rubber is used as the core material 5.
It is preferable that the width is made wider than 0 so that the core material 50 is supported by the bottom rubber, but it is not necessarily limited to this. Further, in the case of a finger type such as an underwear tabi, it is preferable that the crotch portion of the bottom rubber is closed with a rubber piece so that stones, soil, etc. are not caught in the crotch portion.

The third invention will be described with reference to FIGS. 4 and 5. In addition to the configuration of the first, second or third invention, as shown in FIG. 5, the core material storage portion 20 is lifted forward. Notches 22 are provided at the rear end portions of both side surfaces of the core material accommodating portion 20 so that the core material 50 can be arranged on the surface of the toe portion 11 of the bottom portion 10.

The fourth aspect of the invention will be described with reference to FIGS. 6 to 10. Reference numeral 30 denotes a shoe sole, and 31 denotes a brim portion formed at a portion of the shoe sole 31 that abuts a toe portion, and the shoe sole 30 is expanded horizontally. Or a thicker version of it. 32 is a core material 50 provided on the upper surface of the collar portion 31.
, 41 and 42 are bands extending from both sides of the brim portion 31, respectively, and densely-planted fasteners Fc and Fd respectively provided at the tips thereof are provided, and the core material 50 fitted into the groove 32 is From the top, while covering the surface of the toe portion 11 of the scabbard portion 10, the bands 41 and 42 are superposed on the surface of the core material 50, and the bands 41 and 4 are fixed by the densely planted hair-fasteners Fc and Fd.
2 are joined and the core material 50 is fastened. In addition,
The bands 41 and 42 are integrated as shown in FIG.
The shoe sole 30 may be penetrated.

The operation will be described. In the first and second inventions, when there is a danger of falling objects, the core material 50 is inserted into the clearance S of the safety shoe through the opening 21 at the rear end of the core material storage portion 20. When inserting, on the contrary, when there is no danger of falling objects and it moves around a wide range or moves a long distance, the core material 5
You can remove 0. Regarding the third invention, FIG.
As shown in FIG.
Since the surface of the toe 11 of No. 0 can be exposed, the attachment / detachment of the core member 50 is significantly facilitated. Further, regarding the fourth invention, as shown in FIGS.
Since it is possible to open 42 to expose the surface of the toe 11 of the bulge 10, the attachment and detachment of the core member 50 is significantly facilitated as in the third invention.

As described above, since the core material 50 can be easily detached as required, when the core material 50 is inserted, there is no concern about the safety of the toe portion as in the conventional example, and the work can be performed. Yes, when the core material 50 is removed, the load on the foot is reduced, so the foot does not get tired even when moving over a wide range and long distance.
Moreover, the feel of the toes is the same as that of normal shoes, and there are few stumbling steps.

[0016]

EFFECTS OF THE INVENTION Since the present invention is configured as described above, when moving over a wide range and over a long distance in a place where there is no danger of falling objects, the foot does not get tired, and the feel of the toes is similar to that of normal shoes. And there are few stumbling steps.

[Brief description of the drawings]

FIG. 1 is a cut side view showing a state during processing of an example of an embodiment of the first and second inventions.

FIG. 2 is a cut side view showing an embodiment of the first and second inventions.

3 is a side view of FIG. 1. FIG.

FIG. 4 is a side view showing an embodiment of a third invention.

5 is a side view showing a state in which the core material storage portion of FIG. 4 is lifted forward.

FIG. 6 is a plan view showing a state in which a band according to an embodiment of the fourth invention is opened.

7 is a cut front view of FIG.

8 is a cut front view showing a state in which the band of FIG. 6 is closed.

FIG. 9 is a cut front view showing a state in which a band according to another embodiment of the fourth invention is closed.

FIG. 10 is a plan view showing a state in which the band of FIG. 9 is closed.

[Explanation of symbols]

 1a Inner layer 1b Outer layer 10 Dam part 11 Toe part 20 Core material storing part 21 Opening 22 Notch 30 Sole bottom 31 Collar part 32 Groove 41 Band 42 Band 50 Core material 60 Solid foot Fa Fc Flocking fastener Fb Flocking fastener Dense plant hair type fastener Fd Dense plant hair type fastener L Plate material S Gap

Claims (4)

[Claims] 1. A safety shoe in which a core material such as a steel plate or a hard resin for covering the toe portion for protecting the toe portion from a falling object or the like is arranged, and a surface of the toe portion (11) of the skirt (10) is provided. A core material storage portion (20) having an opening (21) into which the core material (50) can be inserted from the rear and a gap (S) capable of storing the core material (50) is provided, and the core material storage portion (20) is provided. Safety shoes provided with densely-planted fasteners (Fa, Fb) for closing the opening (21) so that the core material (50) housed in the inside does not come off. 2. The core material accommodating portion (20) removes the plate material (L), which replaces the core material (50) interposed during vulcanization or molding, after vulcanization or molding, and the opening (21) and the gap (L). The safety shoe according to claim 1, wherein S) is formed. 3. The core material storage part (20) is lifted forward, and the core material (50) can be arranged on the surface of the toe part (11) of the crepe part (10). The safety shoe according to claim 1 or 2, wherein a notch (22) is provided at a rear end portion. 4. In a safety shoe in which a core material such as a steel plate and a hard resin for covering the toe portion for protecting the toe portion from falling objects is arranged, a portion of the shoe sole (30) which is in contact with the toe portion is horizontal. Groove (32) is provided on the upper surface of the brim portion (31) of a shape which is expanded to the outer circumference or is further thickened, and the core material (50) is fitted into the groove (32), and the tip of the toe part of the shank (10) is inserted. (11)
Bands (41, 42) covering the surface and extending from both sides of the collar part (31) are overlapped on the surface of the core material (50), and joined by densely planted hair fasteners (Fc, Fd) provided at the tips respectively. , Safety shoes designed to hold the core material (50).