JPH0529687B2 - - Google Patents

Description

[Detailed description of the invention] A. Purpose of the invention (1) Industrial application field The present invention relates to a hard hat.

(2) Conventional technology Conventionally, this type of safety helmet has consisted of an endless headband part that is attached to the wearer's head, and a crown cover part that is sewn to the endless headband part and covers the top of the wearer's head. What it has is known.

(3) Problems to be Solved by the Invention This type of hard hat is roughly divided into sizes such as L size, M size, and S size, so the circumference of the endless headband portion is approximately the same for each size. constant.

However, the head circumference of wearers varies, and therefore, there is a problem in that conventional safety helmets do not provide a snug fit for some wearers.

Furthermore, when washing a hard hat, it would be easier to wash it if the headband part and the crown cover part could be separated, and if the headband part could be made into a strip with ends, but conventional hard hats do not meet these requirements. cannot be fulfilled.

An object of the present invention is to provide the above-mentioned safety helmet which can solve the above-mentioned problems.

B. Structure of the Invention (1) Means for Solving the Problems The hard hat according to the present invention includes an end band-shaped headband part that is wrapped around the wearer's head, and a headband part that is provided on the headband part and that is attached to the wearer's head. A crown cover part that covers the top of the head, and magic tape (registered trademark, hereinafter the same in this column) whose attachment position can be changed according to the wearer's head circumference is provided between the overlapping parts at both ends of the headband part. ,
A first feature is that a plurality of Velcro tapes are provided between the overlapping parts of the headband part and the crown cover part.

A hard hat according to the present invention includes an end band-shaped headband part that is wrapped around the wearer's head, and a crown cover part that is provided on the headband part and covers the top of the wearer's head. A first Velcro tape whose attachment position is changed according to the wearer's head circumference is provided between the overlapping portions existing at both ends, a plurality of first flaps are provided on the headband portion, and a plurality of first flaps are provided on the headband portion, and a plurality of first flaps are provided on the headband portion, and the headband portion and each A second flap sandwiched between the first flaps and a third flap sandwiched between both overlapping portions of the headband portion are provided, and between the headband portion and each second flap, each second flap and each first flap are provided. A second feature is that second magic tapes are provided between the flaps and on both sides of the third flap.

(2) Effect According to the first feature, the circumference of the headband can be adjusted to match the circumference of the wearer's head by wrapping the headband around the head and attaching the Velcro tape between the overlapped parts. You can decide.

Thereby, a protective helmet that can provide a snug fit is provided.

In addition, the headband part and the crown cover part can be separated, and the headband part can be shaped into a band with ends.
Easy to wash the hard hat.

According to the second feature, the headband part and the crown cover part are firmly connected through a plurality of double adhesion structures using the first and second Velcro tapes. Further, if the first magic tape of the headband part is used to connect the crown cover part, the first flap and magic tape corresponding to the third flap are not required, and the structure can be simplified and costs reduced accordingly.

(3) Embodiment In FIGS. 1 to 4, reference numeral 1 indicates a special vehicle helmet used, for example, by the Self-Defense Forces. and a rigid outer cap body 3 that covers the protective cap 2.

The hard hat 2 includes a headband part 4 that is wrapped around the head H of the wearer M, a crown cover part 5 that is provided on the headband part 4 and covers the crown h of the wearer M's head, and a headband part 4 that is arranged on both opposite sides of the headband part 4. A pair of ear cover parts 6 integrally provided at the part
and a chin belt 7 for connecting both ear cover parts 6.

The headband part 4 and each ear cover part 6 are sewn using a synthetic fiber woven fabric as the outer material 8 ₁ and a synthetic fiber pile woven fabric as the lining 8 ₂ with a synthetic fiber fabric interposed between them. It is. The crown cover part 5 is sewn using synthetic leather as the outer material 9 ₁ and synthetic fiber pile woven fabric as the lining 9 ₂ with a flexible synthetic resin foam cushioning material 10 interposed between them. It is.

The chin belt 7 has a synthetic fiber belt main body 7a having one end attached to one ear cover part 6, and a synthetic fiber fastening part 7b having one end attached to the other ear cover part 6. A water-absorbent and hygroscopic chin rest 11 and a length adjustment buckle 1 are provided on the main body 7a.
2 is provided. Further, a male piece 13a and a female piece 13b of the magic tape 13 are attached to the belt main body 7a and the fastening part 7b, and a snap 14 is attached to the belt body 7a and the fastening part 7b.
One engaging element 14a and the other engaging element 14b which engage and disengage from each other are provided, respectively.

The outer cap body 3 has an outer shell part 16, a buffer part 17 joined to the inner surface of the outer shell part 16, and an inner skin part 18 covering the inner surface. The outer shell part 16 is made of FRP,
Further, the buffer portion 17 is made of a relatively hard synthetic resin foam, and the inner skin portion 18 is made of a flexible synthetic resin sheet.

The protective cap 2 and the outer cap body 3 are separably coupled, and their coupling structure will be described below.

In FIGS. 1, 3, and 5, a plurality of connecting bands 19 (in the illustrated example, two each) are vertically provided on both sides of the outer cap body 3 so as to extend along the outer surface of each ear cover part 6. . One of the engaging elements 20a of a plurality of snaps 20 (four in the illustrated example) that engage and disengage with each other connects each connecting band 19.
is attached to the lower end of the other engaging element 20.
b is attached to each ear cover part 6.

With the above structure, the outer cap body 3 and the protective cap 2 can be separated by detaching both the engagers 20a and 20b of each snap 20, and the both engagers 20a and 20b of each snap 20 can be separated. By engaging 20b, the outer cap body 3 and the protective cap 2 can be combined. Therefore, it is possible to respond to requests such as washing the protective helmet 2.

Furthermore, since each snap 20 is located on the outer surface of each ear cover part 6, it is possible to take off the outer cap body 3 outside the special vehicle while wearing the protective cap 2, or to protect the head H inside a narrow special vehicle. Operations such as putting on the outer cap body 3 and connecting it to the protective cap 2 can be easily performed.

In this case, if the upper end of each connecting band 19 is completely fixed to the outer cap body 3, when the outer cap body 3 is placed on the protective cap 2, both the engagers 20a and 20b may not match, or Even if 20a and 20b match, each connecting band 19 may become loose and the outer cap body 3 may wobble, causing problems such as irritation.

Therefore, in this embodiment, the attachment structure of each connecting band 19 to the outer cap body 3 is configured as follows, so that the hanging length of each connecting band 19 from the outer cap body 3 can be adjusted. There is.

That is, as shown in FIGS. 3 and 5, the outer cap body 3
A recess 21 without the buffer portion 17 and inner skin portion 18 is formed inside each side of the cap body 3 , and the recess 21 has a pair of inclined inner surfaces 22 located on the front side and the rear side of the outer cap body 3 . The inclined inner surfaces 22 are formed to widen toward each other so that the distance between the two surfaces 22 increases from the top to the bottom.

A substantially box-shaped nut holder 23 is fitted in the recess 22 with a rotation lock, and a nut 25 is fitted in an inward hexagonal recess 24 formed in the nut holder 23 with a rotation lock. A machine screw 26 having a cross-recessed head 26a passes through the outer shell part 16 of the outer cap body 3, and the machine screw 26 is screwed into the nut 25. Connecting belt 19
An elongated hole 28 extending in the longitudinal direction of the connecting band 19 is defined by an eyelet 27 attached to the upper end.
is loosely inserted.

With this configuration, the hanging length of the connecting band 19 from the outer cap body 3 can be adjusted by loosening the machine screw 26. Furthermore, since the machine screw 26 can be operated from the outside of the outer shell portion 16 with a tool, the adjustment work can be easily performed while the helmet 1 is being worn.

As shown in FIGS. 2, 3, and 6, in the hard hat 2, the crown cover part 5 has three first parts extending in the front-rear direction and whose front and rear ends are connected to the front and rear parts of the headband part 4. ~Third strip materials 29 ₁ to 29 ₃ and the adjacent first,
Between the second strips 29 ₁ and 29 ₂ and the second and third strips 2
Two first connecting members 30 each connecting between 9 ₂ and 29 _3
1 and two second connecting members 30 ₂ that connect the first and third band members 29 ₁ and 29 ₃ to both sides of the headband portion 4 .

The first and second strips 29 ₁ , 29 ₂ and the two first
One rectangular positioning hole 31 is defined by the connecting member 30 ₁ , and similarly the second and third strip members 29 ₂ , 2
9 ₃ and the two first connecting members 30 ₁ define one rectangular positioning hole 31 .

Two rectangular positioning protrusions 32 are provided on the inner surface of the outer cap body 3.
is provided protrudingly, and when the outer cap body 3 is placed on the protective cap 2,
As clearly shown in FIG. 2, each positioning protrusion 32 fits into each positioning hole 31, and
9 ₁ to 29 ₃ upper surface and each first and second connecting member 30 ₁ ,
30 ₂ upper surface contacts the inner surface of the outer cap body 3, thereby preventing movement of the outer cap body 3 in the front-back and left-right directions.

The first belt material 29 ₁ , the second connecting material 30 ₂ and the headband part 4 define a plurality of first ventilation holes 33 ₁ (two in the illustrated example) that communicate between the inside and outside of the hard hat 2, and similarly, A plurality of third belt members 29 ₃ , second connecting members 30 ₂ and headband portions 4 that communicate the inside and outside of the hard hat 2;
In the illustrated example, two first ventilation holes 33 ₁ are defined.

A plurality of elongated second ventilation holes 33 2 are provided on both sides of the outer cap body 3 , four each in the illustrated example, which communicate the inside and outside of the outer cap body _{3 .}
are formed, and each of the four second ventilation holes 33 ₂ communicates with each of the two first ventilation holes 33 ₁ .

With the above structure, when _the helmet ₁ is worn as shown in FIG. Ventilation is provided.
On the other hand, when the outer cap body 3 is removed, the inside of the protective cap 2 is ventilated through each of the first ventilation holes 33 ₁ of the protective cap 2 .

This prevents the head H of the wearer M from getting stuffy.

As clearly shown in FIGS. 7 and 8, the headband part 4 is formed in the shape of an end band so that it can be wrapped around the head H of the wearer M, and the overlapping portions 4 present at both ends of the headband part 4
A first magic tape _m1 extending in the circumferential direction is provided between a and 4b. That is, the first magic tape
The male mold piece 34a of m ₁ is sewn to the inner surface of the outer overlapping portion 4a, and the female mold piece 34b, which is attached to and separated from the male mold piece 34a, is sewn to the outer surface of the inner overlapping portion 4b.

In the headband part 4, a plurality of first flaps 35, three in the illustrated example, are provided on the outer surface of the front part and the inner surface of both sides.
₁ are respectively arranged, and the lower edge of each first flap 35 ₁ is sewn to the headband part 4 . 1st on the front outer side
The flaps 35 ₁ are made of the same material as the outer material 8 ₁ , and each of the first flaps 35 ₁ on the side inner surface side is made of the same material as the lining material 8 ₂ .

The front part of the head cover part 5, therefore, the first to third parts
A plurality of second flaps 35 2 , three in the illustrated example, are provided at the front ends of the band members 29 ₁ to 29 ₃ and on both sides of the crown cover portion ₅ , and therefore at the ends of both second connecting members 30 _{2 .}
are provided in series, and a third flap 35 ₃ is provided in series at the rear of the crown cover portion 5, ie, at the rear end portions of the first to third strips 29 ₁ to 29 ₃ . Each second,
The third flaps 35 ₂ and 35 ₃ are made of the same material as the outer material 9 ₁ .

Each second flap ₃₅₂ is sandwiched between the headband part 4 and each first flap ₃₅₁ , and the third flap ₃₅₃ is sandwiched between both overlapping parts 4a and 4b of the headband part 4. .

As clearly shown in FIGS. 9 to 13, the headband part 4
and between each second flap 35 ₂ , between each second flap 35 2 and each first flap 35 1 , and between each second flap 35 ₂ and each first flap 35 ₁ , and between each second flap 35 2 and each first flap 35 1
A second magic tape _m2 is provided on both sides of the flap ₃₅₃ , respectively.

In the illustrated example, the male piece 36a of the second magic tape _m2 is attached to each first flap ₃₅₁ , the inner surface of the front second flap ₃₅₂ , the outer surface of the second flap ₃₅₂ on both sides, and the inner surface of the third flap ₃₅₃ . The female mold piece 36b is sewn to each other and is separated from the male mold piece 36a.
are sewn to the headband portion 4, the outer surface of the second front flap ₃₅₂ , the inner surface of the second flap ₃₅₂ on both sides, and the outer surface of the third flap ₃₅₃ , respectively.

With the above configuration, the headband part 4 is wrapped around the head H, and the first part existing between the two overlapping parts 4a and 4b is
By appropriately changing the attachment position of the magic tape _m1 , the circumference of the headband portion 4 can be determined according to the head circumference of the wearer M. In addition, both the overlapping portions of the crown cover portion 5 and the headband portion 4, and therefore the first to third portions
The second magic tape _m2 existing on the flaps ₃₅₁ to ₃₅₃ and their related parts, and the second magic tape _m2 and the first magic tape
By appropriately changing the attachment position of m ₁ , the crown cover part 5 can be adjusted to match the height of the top surface of the head of the wearer M.
The depth can be determined.

Thereby, the protective cap 2 that can provide a snug fit is provided.

Furthermore, the headband part 4 and the crown cover part 5 are first,
They are firmly connected through a plurality of double adhesive structures formed by the second magic tapes m ₁ and m ₂ . Also, the first magic tape of the headband part 4 is attached to the connection of the crown cover part 5.
When _m1 is used, the first flap and magic tape corresponding to the third flap ₃₅₃ are not required,
Accordingly, the configuration can be simplified and costs can be reduced.

Furthermore, since the headband part 4 and the crown cover part 5 can be separated, and furthermore, the headband part 4 can be shaped into a band with ends, the hard hat 2 can be easily washed.

In FIGS. 1 to 4, 37 is the binaural cover part 6
A communicator 38 disposed at is a microphone connected to the communicator 37.

Note that the headband part 4 may be provided with a first flap ₃₅₁ and a second magic tape _m2 corresponding to the third flap ₃₅₃ of the crown cover part 5.

C. Effects of the Invention According to the invention described in claim 1, it is possible to provide a protective helmet that can be fitted snugly to the wearer's head and that is easy to wash. can.

According to the invention recited in claim 2, in addition to the above-mentioned effects, there is provided a protective cap which can firmly connect the headband part and the crown cover part, and which can simplify the structure and reduce costs. can be provided.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention, FIG. 1 is a side view of the helmet being worn, and FIG. 2 is a side view of the helmet being worn.
Line sectional view, Figure 3 is an exploded perspective view, Figure 4 is a side view with a safety helmet attached, Figures 5 and 6 are Figures 1-
Figure 7 is an exploded perspective view of the hard hat, and Figures 8 to 13 are Figure 7 line to X-X.
FIG. 2... Hard hat, 4... Headband part, 4a, 4b...
Polymerized portion, 5... Parietal cover portion, 35 ₁ to 35 ₃ ...
...first to third flaps, H...head, M...wearer, h...top of head, _m1 , _m2 ...first and second magic tape (registered trademark).

Claims (1)

[Scope of Claims] 1. A headband with ends that is wrapped around the wearer's head, and a crown cover part that is provided on the headband and covers the top of the wearer's head, the headband having both ends of the headband. A magic tape (registered trademark, hereinafter the same in this column) whose attachment position can be changed according to the wearer's head circumference is provided between the overlapped parts of the headband part and the crown cover part, and A hard hat characterized by having multiple magic tapes. 2.Equipped with an end band-shaped headband part that is wrapped around the wearer's head, and a crown cover part that is provided on the headband part and covers the top of the wearer's head, the headband part has an area between the overlapped parts at both ends of the headband part. , a first magic tape whose attachment position is changed according to the wearer's head circumference is provided, a plurality of first flaps are provided on the headband portion, and the headband portion is sandwiched between the headband portion and each of the first flaps on the parietal cover portion. A second flap and a third flap sandwiched between both overlapping portions of the headband portion are provided, and between the headband portion and each second flap, between each second flap and each first flap, and on both sides of the third flap. A hard hat characterized in that a second magic tape is provided on each side.