JP2000160424A - Interior structure of helmet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the interior structure of a helmet, capable of giving the optimal holding touch and the optimal fit touch to a wearer by adjusting the thickness of a neck pad. SOLUTION: A turned portion 21 is formed at the rear end portion of an inner pad to form a neck pad 22 which is brought into contact with the back neck of the wearer. Both ends of the turned portion 21 are sewed on a head pad and side pads 12 to form a pocket. An adjusting pad 23 can be inserted into the neck pad 22 formed of the turned portion 21 to adjust the thickness of the neck pad 22.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an interior structure of a helmet mounted on an inner surface of a shock absorbing liner.

[0002]

Conventionally, a helmet has
For example, as proposed in Japanese Patent Publication No. 5-19293, a shock absorbing liner made of styrene foam or the like is attached to the inner surface of the shell, and a cushion made of sponge or the like is provided inside the shock absorbing liner for ventilation. ,
Interior pads covered with highly stretchable fabric are attached. The interior pad attached to the inner surface of this helmet is
A band-shaped head pad that abuts the top of the wearer and a side pad that abuts the head side of the wearer so as to cover the ceiling of the inner surface of the shock absorbing liner, and a pair of left and right covers the ears of the wearer The ear pad has a separate structure separated from the head pad and the side pad, and the ear pad alone is detachably attached to the shell alone.

[0003] By the way, the interior pad attached to the inner surface of the shell may form a neck pad at the rear end of the head pad and the side pad so as to come into contact with the neck of the wearer in order to enhance the holding feeling. Conventionally, as one means for forming such a neck pad, for example, FIG.
As shown in FIG. 7, a cushion member c of another member is interposed between the rear end of the head pad a and the shell b, and the rear end of the head pad a is formed to be partially thick by the cushion material c. . However, when the cushion member c as a separate member is interposed between the head pad a and the shell b in this manner, the cushion member c is connected to the head pad a or the shell c.
It is necessary to integrally bond to any one of them by an appropriate means such as adhesion or welding, and it takes time to attach the interior pad. When the cushion pad c is bonded to the shell c to form the neck pad, it is difficult to remove the neck pad, and even if the neck pad becomes dirty, it cannot be easily washed. Further, since the thickness of the head pad a is determined by the thickness of the cushion material c, the thickness of the neck pad cannot be easily changed according to the size of the head of the wearer, and the size of the wearer cannot be reduced. There is a problem that an optimum hold feeling cannot be obtained.

SUMMARY OF THE INVENTION [0004] The present invention is intended to solve such a problem. A helmet capable of simplifying the work of assembling the interior pad of the interior pad and easily adjusting the thickness of the neck pad. The purpose of the present invention is to provide an interior structure.

[0005]

According to a first aspect of the present invention, there is provided an interior structure of a helmet in which a shock absorbing liner is joined to an inner surface of a shell, and an inner pad having a cushion portion covered with a cloth is mounted on the inner surface of the shock absorbing liner. In the helmet, one end of the interior pad is folded to form a folded portion, and a removable adjustment pad is provided between the folded portion and the interior pad.

[0006] Thus, by simply folding one end of the interior pad, a part of the interior pad protrudes toward the inner surface side of the shell to improve the holding feeling of the interior pad.
The thickness of the folded portion can be adjusted by the adjustment pad.

According to a second aspect of the present invention, there is provided the helmet interior structure according to the first aspect, wherein the interior pad abuts on a head pad that abuts on the top of the wearer and on a temporal region of the wearer. Having a side pad, forming the folded portion at a rear end portion of the head pad and the side pad, and forming a neck pad that can be brought into contact with a wearer's neck by the folded portion; The adjustable thickness of the neck pad allows the neck pad to be formed on the interior pad without increasing the number of components of the interior pad, and the thickness of the neck pad according to the size of the wearer's head The helmet can be easily adjusted, and the hold and fit of the helmet can be enhanced.

In the helmet interior structure according to a third aspect, in the helmet interior structure according to the second aspect, both end portions of the net pad are sewn to the head pad and the side pad to form the folded portion into a pocket shape. By doing so, it is possible to form the neck pad at the rear end portion of the head pad and the side pad without displacing the position of the neck pad, and since the folded portion has a pocket shape, The adjustment pad can be easily mounted.

[0009]

Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 to 13 show an embodiment of the present invention, in which a so-called jet-type helmet 1 having a window 1A opened on the front side is integrally molded with a synthetic resin such as polypropylene or ABS resin. And a shock absorbing liner 3 made of styrene foam or the like fitted on the inner surface of the shell 2. The window 1A of the helmet 1 is covered by a shield 4 that can be opened and closed.

Reference numeral 6 denotes a pair of left and right chin straps attached to both inner surfaces of the shell 2 and is integrally fixed to the shell 2 by rivets 7 penetrating the shell 2.
A lower molding 8 made of hard rubber or the like is fitted into the lower peripheral edge of the shell 2 and the inner surface of the window 1A.

Reference numeral 10 denotes an interior pad which is detachably mounted inside the shock absorbing liner 3, and is a strip-shaped head pad which covers the ceiling of the inner surface of the shock absorbing liner 3 and abuts on the top of the wearer S. A side pad 12 is in contact with the head side of the wearer S, and a pair of left and right ear pads 13 covering the ears of the wearer S. Further, the head pad 11 and the side pad 12 are integrally formed, and the ear pads 13 and 13 have a separate configuration separated from the head pad 11 and the side pad 12. Only the ear pads 13 and 13 are used alone. It is detachably attached to the shell 2.
In addition, each of the pads 11, 12, and 13 is provided with a cushion portion 15 such as urethane foam and sponge, which is excellent in flexibility.
And a fabric 16 which covers the surface of the cushion portion 15 and has excellent breathability and elasticity. The side pad 12 is formed in a ring shape as a whole along the lower edge of the shell 2, but has curved cutouts 17, 17 at lower left and right sides substantially corresponding to ears of a wearer. Further, the shock absorbing liner 3 mounted inside the shell 2 has curved cutouts 18 and 18 formed at portions corresponding to the cutouts 17 of the side pads 12. The ear pads 13, 13 are attached so as to face the parts 17, 18. As shown in the exploded perspective view of FIG. 12, an eave-shaped flange portion 20 is sewn to the lower edge of the side pad 12 excluding the cutout portion 17 so as to crawl along the edge of the shock absorbing liner 3. The insertion projection 20 is formed integrally with the flange 20.
A is inserted between the shell 2 and the shock absorbing liner 3 and the head pad 11 and the side pads 12 are mounted on the inner surface of the shock absorbing liner 3. As shown in FIG. 4, the rear ends of the head pad 11 and the side pad 12 are provided with the cushion portions.
A folded portion 21 is formed by folding 15 outward. The folded portion 21 is sewn integrally with the edges of the head pad 11 and the side pad 12 by the sewing portion 21A and folded.
In this way, the folded portion 21 is formed at the rear end of the head pad 11 and the side pad 12 to form the neck pad 22 that can be brought into contact with the neck of the wearer S. That is, the interior pad
The rear part of the head pad 11 and the side pad 12 which constitutes 10 is formed long, and the cushion part 15 and the fabric 16 of the extended head pad 11 and the side pad 12 are folded outward to integrally form the pocket-shaped neck pad 22. are doing. Then, an adjustment pad 23 for adjusting the thickness of the neck pad 22 is inserted between the neck pad 22 and the head pad 11 and the side pad 12. Adjustment pad 23
Like the pads 11, 12, and 13, the adjusting pad 23 is formed of an elastic body having excellent flexibility such as urethane foam, sponge, polypropylene foam, or polyethylene foam. The insertion allows the thickness of the neck pad 22 to be adjusted.

Next, the structure of the ear pads 13, 13 will be described mainly with reference to FIG.
This will be described with reference to FIGS. The left and right ear pads 13,
13 has the same configuration except that it is formed bilaterally symmetrically, and therefore the left ear pad 13 is illustrated and described in FIG. The cushion portion 15 of the ear pad 13 is
B is formed substantially in a V-shape along the lower edge of the shell 2 and the inner edge of the window 1A of the helmet 1, and the inner edge 15A of the cushion 15 is formed in a substantially U-shape. The cushion portion 15 of the ear pad 13 is attached to a flat mounting plate 25 made of a flexible resin by bonding or welding.
A cloth 16 covering the cushion portion 15 is sewn to 25. Then, the inner edge 15A of the cushion portion 15 of the ear pad 13
And an opening 24 surrounded by the notch 17 of the side pad 12
The ear of the wearer S is located at the same time, and is pulled out from the opening 24 through the chin strap 6 to the outside. Further, the outer edge side of the mounting plate 25 is formed substantially in a V shape along the outer edge 15B of the cushion portion 15, but the upper portion of the mounting plate 25 projects from the inner edge portion 15A of the cushion portion 15, An insertion hole 27 for the chin string 6 is formed in the protruding portion 25A.

Reference numeral 30 denotes the ear pad 13 on the inner surface of the shell 2.
This is a base substrate for mounting the same as the mounting plate 25, and is formed in a flat plate shape made of a flexible resin. As shown in FIG. 9, the base substrate 30 has an insertion hole 31 for passing the chin cord 6 at a position corresponding to the insertion hole 27 formed in the mounting plate 25. And
The base substrate 30 is located below these insertion holes 27 and 31.
A male hook 33 and a female hook 34 serving as a locking portion and a locking receiving portion are fixed to the outer surface of the mounting plate 25 and the inner surface of the mounting plate 25.

Reference numeral 40 denotes a synthetic resin fixing plate for screwing the base substrate 30. The fixing plate 40
It is formed at the same height as the lower molding 8 so as to be continuous with the lower molding 8, and is formed into a gentle curved surface so as to be continuous with the shell 2.
An L-shaped bent portion 40A that covers the lower molding 8 is integrally formed at a lower end portion of the lower mold 8. Also, fixed plate 40
A pair of bosses 42, 42 having screw holes 41 protrude from the inner surface side thereof, and a cross-shaped reinforcing rib 43 is provided between the bosses 42, 42.
Are linked. On the other hand, a lower portion of the outer surface of the shell 2;
In the lower molding 8 fitted to the lower peripheral edge of the shell 2, stepped recesses 44, 45 to be fitted with the fixing plate 40 are formed, and a through hole 46 through which the boss portions 42, 42 pass through the stepped recessed portion 44 of the shell 2. Is formed. Then, holes 47, 47 corresponding to the bosses 42, 42 are formed in the base substrate 30 at positions below the female hooks 33, and screws 48 passing through the holes 47, 47 are fixed to the base substrate 30. The fixing plate 40 is fixed to the inner surface of the shell 2 by screwing into the boss portions 42, 42 of the plate 40.

Next, the interior pad 10 and the left and right ear pads 13, 13
The method for mounting the will be described. First, as shown in FIG. 11, the fixing plate 40 is fitted into the stepped concave portions 44 and 45 formed in the shell 2 and the lower molding 8, and the fixing plate 40 is assembled on the outer surface of the shell 2. At this time, the fixing plate 40 is fitted into each of the stepped recesses 44, 45 such that the bosses 42, 42 projecting from the inner surface of the fixed plate 40 penetrate through the through holes 46 formed in the stepped recesses 44 of the shell 2. . Thereafter, the base substrate 30 is superimposed on the inner surface side of the shell 2 through the chin string 6 through the insertion hole 31 formed in the base substrate 30. Then, a screw 48 is passed through holes 47, 47 formed in the base substrate 30, and this screw 48
Is screwed into the screw holes 41 formed in the boss portions 42 of the fixing plate 40, whereby the base substrate 30 can be fixed with the shell 2 sandwiched between the fixing plate 40 and the base substrate 30. After attaching the base substrate 30 to the inner surface of the shell 2 in this manner, as shown in FIG. 12, the head pad 11 of the interior pad 10 is assembled along the inner ceiling of the shock absorbing liner 3. At this time, as shown in FIG. 4, the adjustment pad 23 is inserted into the folded portion 21 of the head pad 11 and the side pad 12 that become the neck pad at 22, respectively, so that the neck pad according to the size of the head of the wearer S. At22 thickness can be adjusted. After adjusting the thickness of the neck pad 22 in this manner, along the inner surfaces of the head pad 11 and the side pad 12, and
The side pad 12 of the interior pad 10 is arranged along the periphery of the lower end of the shell 2. Then, after the flange 20 protruding from the lower edge of the side pad 12 is made to crawl on the edge of the shock absorbing liner 3, the flange 20
The insertion projection 20A integrally formed with the insert 20 is inserted between the shell 2 and the shock absorbing liner 3 to fix the head pad 11 and the side pad 12 of the interior pad 10 to the inner surface of the shock absorbing liner 3. By mounting the head pad 11 and the side pad 12 on the inner surface of the shock absorbing liner 3 in this manner, as shown in FIGS.
A folded portion 21 formed at the rear end of the shell 12 faces the lower peripheral edge of the shell 2, and a neck pad 22 formed by the folded portion 21 is formed.
Project to the inner surface side of the shell 2. In this case, the folded portion 21 that becomes the neck pad 22, the head pad 11, and the side pad
An adjustment pad 23 made of an elastic body is interposed between the neck pad 22 and the pad 12, and the thickness of the neck pad 22 can be easily adjusted by the adjustment pad 23 according to the size of the head of the wearer S. After the head pad 11, the side pad 12, and the neck pad 22 are fixed to the shell 2 in this manner, the ear pads 13, 13 are attached to the inner surface of the shell 2. These ear pads 13, 13
At the time of mounting, as shown in FIG.
The male hook 33 fixed to the mounting plate 25 of the ear pads 13, 13 is fitted to the female hook 34 of the fixing plate 30 fixed to the shell 2 through the chin string 6 through the 25 insertion hole 27.
Thus, the ear pads 13, 13 are positioned at positions corresponding to the ears of the wearer S.
Is attached.

In this embodiment constructed as described above, the cushion portion 15 located at the rear end of the head pad 11 and the side pad 12 is folded inward to form a folded portion 21 projecting to the inner surface side of the shell 2. Thus, a neck pad 22 that can be brought into contact with the neck of the wearer S is formed, and the holding feeling of the helmet 2 can be enhanced by the neck pad 22. For this reason, since it is not necessary to attach a separate cushion material as in the related art, the number of components of the interior pad 10 can be reduced and the work of assembling the interior pad 10 can be simplified. In addition, the folded part that constitutes the neck pad 22
By interposing the adjustment pad 23 made of an elastic material between the head pad 11 and the side pad 12, the thickness of the neck pad 22 can be easily adjusted according to the size of the head of the wearer S. As a result, an optimal hold feeling and fit feeling for the wearer S can be obtained. In addition, after the user purchases, using the adjustment pad 23 with different thickness and hardness as an optional part, not only can the thickness of the neck pad 22 be adjusted, but also the adjustment pad with different thickness and hardness in advance at the production stage By simply changing 23, the helmet 1 itself can be made into M and L sizes. That is, since it is not necessary to remodel the entire neck pad 22 for M and L sizes, the number of man-hours for production, the number of parts, and the number of man-hours for parts management are greatly reduced. Furthermore, the neck pad 22 is replaced with the head pad 11 and the side pad 12
By integrally forming the neck pad 22 and the adjustment pad 23 from the shell 2, the neck pad 22 and the adjustment pad 23 removed from the shell 2 can be easily washed, and the folded portion 21
Are the head pad 11 and the side pad 12 by the sewing portion 21A.
Since it is sewn integrally with the neck pad 22, the neck pad 22 can be accurately positioned without being shifted.

As described above, one embodiment of the present invention has been described in detail. However, the present invention is not limited to the above embodiment, and various modifications can be made within the scope of the present invention. For example, the basic structure of the helmet, the substrate constituting the ear pad, the material of the fabric, and the overall shape thereof may be appropriately selected. Further, an example in which a hook is used as a means for detachably locking the ear pad has been described, but a hook-and-loop fastener or the like may be used. Furthermore, in the above-described embodiment, an example is shown in which the rear end of the head pad and the side pad are turned up to form a neck pad that can be brought into contact with the neck of the wearer. The folded portion may be formed at any part, and the position of the folded portion is not limited to the rear ends of the head pad and the side pad.
Further, the shapes of the head pad and the side pad are not limited to those in the above-described embodiment, but may be appropriately selected.

[0018]

According to the helmet interior structure of the first aspect, a shock absorbing liner is joined to the inner surface of the shell, and an interior pad having a cushion portion covered with a cloth is mounted on the inner surface of the shock absorbing liner. Since one end of the interior pad is folded to form a folded portion, and a detachable adjustment pad is provided between the folded portion and the interior pad, the interior pad is simply folded at one end of the interior pad. Can be projected to the inner surface side of the shell to enhance the holding feeling of the interior pad, and the fitting of the interior pad can be adjusted by inserting the adjustment pad into the folded portion.

According to the interior structure of the helmet according to the second aspect, in the interior structure of the helmet according to the first aspect, the interior pad includes a head pad abutting on the top of the wearer and a head pad attached to the side of the wearer. A side pad that comes into contact with the head pad and the rear end of the side pad to form the folded portion, and the folded portion forms a neck pad that can be brought into contact with a wearer's neck; Thus, the thickness of the neck pad can be adjusted, so that the neck pad can be formed on the interior pad without increasing the number of components of the interior pad. In addition, by forming the neck pad integrally with the head pad and the side pad, the neck pad and the adjustment pad can be removed from the shell, the neck pad can be washed, and according to the size of the wearer's head The thickness of the neck pad can be easily adjusted. In addition, after the purchase, the user can adjust the thickness of the neck pad by using the adjustment pad with different thickness and hardness as an optional part, and also change the adjustment pad with different thickness and hardness in advance at the production stage By itself, the helmet itself can be divided into M and L sizes. That is, since it is not necessary to remodel the entire neck pad for M and L sizes, the number of production steps, the number of parts, and the number of parts management steps can be greatly reduced.

According to the interior structure of the helmet according to the third aspect, in the interior structure of the helmet according to the second aspect, both ends of the net pad are sewn to the head pad and the side pad to form the folded portion in a pocket shape. In this manner, the displacement of the neck pad can be reliably prevented. Further, by forming the folded portion in a pocket shape, it is easy to mount the adjustment pad on the folded portion.

[Brief description of the drawings]

FIG. 1 is a side view of a helmet showing one embodiment of the present invention.

FIG. 2 is an overall sectional view of the helmet.

FIG. 3 is an enlarged sectional view of a neck pad portion of the same.

FIG. 4 is a perspective view in which a part of the interior pad is omitted.

FIG. 5 is an enlarged sectional view taken along line AA of FIG. 1;

FIG. 6 is an enlarged sectional view taken along line BB of FIG. 1;

FIG. 7 is a rear view of the ear pad.

FIG. 8 is a sectional view taken along line CC of FIG. 7;

FIG. 9 is a front view of the base substrate.

FIG. 10 is a rear view of the same fixing plate.

FIG. 11 is an exploded perspective view of the fixing plate, the base substrate, and the ear pads.

FIG. 12 is an exploded perspective view showing an attached state of the interior pad.

FIG. 13 is an exploded perspective view showing an attached state of the ear pad.

FIG. 14 is an enlarged sectional view of a main part showing a conventional neck pad.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Helmet 2 Shell 3 Shock absorbing liner 10 Interior pad 11 Head pad 12 Side pad 15 Cushion part 16 Fabric 21 Folding part 22 Neck pad 23 Adjustment pad

Claims (3)

[Claims] 1. A helmet in which an impact absorbing liner is joined to an inner surface of a shell and an interior pad having a cushion portion covered with a cloth is mounted on the inner surface of the impact absorbing liner. And a removable adjustment pad is provided between the folded portion and the interior pad. 2. The interior pad has a head pad that comes into contact with the top of the wearer's head and a side pad that comes into contact with the temporal region of the wearer. 2. A folded portion, wherein the folded portion forms a neck pad that can be brought into contact with the wearer's neck, and the thickness of the neck pad can be adjusted by the adjusting pad. Helmet interior structure. 3. The interior structure of a helmet according to claim 2, wherein both end portions of said net pad are sewn to said head pad and side pads to form said folded portion in a pocket shape.