JPH09268416A - Helmet equipped with chin strap - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the subject helmet reduced in the number of parts, simple in handling, with the extra portion of the strap after fastened firmly standing fast even in the presence of the difference in head shape and/or dimension of any wearer. SOLUTION: This helmet, equipped with a 1st chin strap 10 fitted with a fastening 30 on the lower end part and a 2nd strap 20 to fasten by threading its tip through the fastening 30, is so designed that a holding member 23 provided with a holding notch 22 is afforded at a site standing apart from the fastening 30, an engaging member 24 to be held on the notch 22 is attached to the outside of the tip of the 2nd chin strap 20, and after the 2nd chin strap 20 is threaded through the fastening 30 and fastened, the extra tip of the 2nd chin strap 20 is folded back and the engaging member 24 is held on the notch 22.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bicycle with a motor and a helmet with a chin strap for motorcycles, and more particularly, with a chin strap that prevents fluttering during running of an extra terminal that occurs when the chin strap is fastened to the jaw. Regarding helmets.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 10, in a conventional helmet with a chin strap, the surplus end portion of the chin strap after fastening is further folded back toward the opposing chin strap to secure a fastener for fastening the chin strap. A method of fixing it in a relatively close vicinity is used, and the purpose is sufficiently achieved for fixing the minimum surplus dimension (Japanese Patent Laid-Open No. 63-63113).
-203812). However, if the maximum surplus occurs due to the relationship between the head shape and dimensions, even if about half the length of the surplus is fixed, a ring-shaped surplus part is further generated, and flapping is caused by wind pressure in the surplus part during traveling. There has occurred.

In order to prevent this, an actual flat plate 6-853 is used.
No. 29 publication is proposed. This technique is, as shown in FIG. 9, in a helmet with chin straps, provided with a chin strap 42 equipped with a fastener at the lower end portion, and a chin strap 41 that is fastened through the tip of the strap to the fastener, and After fastening, chin strap 41
When connecting the connector 48 attached to the outside of the tip of the chin strap 41 to the other connector 47 that is connected to this by folding back the excess tip of It is provided so as to slide along the surface of the chin strap 41.

[0004]

According to the prior art shown in FIG. 9, it is possible to prevent fluttering of the surplus portion of the chin strap, but it is necessary to use a sliding member and increase the number of components. In addition, it is necessary to move and fix the sliding member in order to adjust the length, which is a troublesome operation.

The present invention provides a helmet with a chin strap,
The number of parts can be reduced, the operation is easy, and the chin strap after firmly tightening the chin strap has a shape of the head of the person wearing the cap and a helmet with a chin strap that does not flap or hang even if there is a difference in size. For the purpose of providing.

[0006]

A helmet with chin strap according to the present invention includes a first chin strap having a fastener at a lower end portion thereof,
In a helmet with a chin strap that includes a second jaw strap that is fastened to the fastener through the tip of a cord, a locking member having an engaging cutout portion is provided at a position separated from the fastener of the second jaw strap. An engaging member that is formed and is engaged with the engaging cutout portion is attached to the outer side of the tip of the second jaw strap, and the second jaw strap is fastened to the fastener of the first jaw strap. later,
The surplus tip portion of the second jaw cord is folded back so that the engagement member of the second jaw cord is locked to the engagement cutout portion of the locking member formed on the second jaw string. And

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION A helmet H with a chin strap according to the present invention includes a first chin strap 10 having a fastener 30 at a lower end portion thereof.
And a second chin strap 20 that is fastened to the fastener 30 by passing the tip of the tie to the chin strap.

A locking member 23 having an engaging cutout 22 is formed at a position separated from the tip of the jaw cord cover 21 of the second jaw cord 20. This locking member 23 is the second
It is joined to the chin strap 20 by suturing or the like.

An engaging member 24 which is engaged with the engaging notch 22 of the engaging member 23 is attached to the outside of the tip of the second jaw string 20. Then, after fastening through the second jaw cord 20 to the fastener 30 of the first jaw cord 10, the surplus tip portion of the second jaw cord 20 is folded back, and the engaging member 24 formed on the second jaw cord 20 is attached. The notch 22 provided on the second jaw cord 20 is engaged.

As described above, according to the present invention, there is no need for a slider or the like for preventing the excess portion of the chin strap 20 from fluttering or swaying, and the number of constituent parts can be reduced and the locking can be easily performed. can do.

[0011]

An embodiment of the present invention will be described below with reference to the drawings. The members, arrangements, and the like described below do not limit the present invention, and can be variously modified within the scope of the present invention.

1 to 5 show a specific embodiment according to the present invention. FIG. 1 is a perspective view of a helmet with a chin strap, and FIG. 2 is a fastening state of a first chin strap and a second chin strap. 3 is a sectional view taken along the line AA of FIG.

Generally, the helmet used for high-speed running in which it is desired to solve the flapping of the end portion of the chin strap is the first
The chin strap 10 and the second chin strap 20 are fastened to prevent the helmet H from falling off. And these first jaw cord 10 and second
The chin strap 20 is made of synthetic fiber such as nylon or tetron due to its operability when fastening. Therefore, in order to ease the contact surface from the cheek to the chin of the person wearing the cap, the first jaw strap 1
There are provided jaw cord covers 11 and 21 which are made of synthetic leather or raised fabric for covering the second and second jaw cords 20.

The helmet H with a chin strap according to the present invention
Includes a first jaw string 10 having a D ring 30 as a fastener at a lower end portion thereof, and a second jaw string 20 which is fastened to the D ring 30 by passing a tip of the string. The configuration itself of the D ring 30 of this example has the same configuration as that conventionally known.

A locking member 23 having an engaging cutout portion 22 is formed at a position apart from the tip of the jaw cord cover 21 of the second jaw cord 20. Locking member 23 in this example
Consists of a semi-rigid synthetic resin plate,
The second jaw string 20 is joined at the suture portion 25 by sewing or the like. In this example, they are joined by suturing, but they may be joined by other means, for example, eyelets. Although the locking member 23 is made of a synthetic resin plate in this example, it may be hard or soft.

Further, the engagement notch 22 formed in the locking member 23 has a long slit 2 as shown in FIG.
2a is formed along the second jaw string 20, and an opening 22b is formed in the end portion with a narrow width. This slit 2
The width of 2a is formed to be narrower than the engaging protrusion 24a of the engaging member 24 formed on the second jaw string 20 described later.

Further, a rail-shaped convex portion or a concave portion is formed on the peripheral edge of the engaging cutout portion 22, and the engaging member described later is engaged with the rail-shaped convex portion or concave portion on the peripheral edge of the engaging cutout portion. It is also possible to form a concave portion or a convex portion.

The engaging member 24 of this embodiment is fixed to the tip side of the second jaw string 20, and as shown in FIG.
4a and a head portion 24c via a neck portion 24b. The head portion 24c of the engaging member 24 shown in this example is formed to have a diameter larger than that of the slit 22a.
4b is formed narrower than the opening 22b.

In this example, the material of the engaging member 24 is made of metal, but it may be made of synthetic resin in addition to metal. Although the head 24c of the engaging member 24 is formed to be round in the above embodiment, it may be rectangular.

Therefore, after the second jaw 20 is fastened through the D-ring 30 which is a fastener for the first jaw 10 and then the second jaw 20 is tightened,
The surplus tip portion of the chin strap 20 is folded back and brought to the second chin strap 20 side, and the engaging member 24 is opened in the opening 22 of the locking member 23.
By inserting from b and sliding, the surplus portion of the second jaw cord 20 can be easily fixed, and the tip of the second jaw cord 20 can be prevented from hanging down as an excess portion.

As described above, according to this embodiment, the structure is simple, the number of parts can be reduced, and the operation for locking is also simple.

FIG. 4 is an explanatory view similar to FIG. 2 showing another example, in which a hole larger than the head portion 24c is inserted so that the head portion 24c of the engaging member 24 enters instead of the opening portion 22b as described above. 22c is an example. That is, the hole 24
c and the slit 22a are continuously formed, and other configurations are the same as those in the above-described embodiment.

Next, still another example of the locking member 23 will be described. As shown in FIG. 5, the locking member 23 has a long slit 22a formed along the second jaw string 20, and the head portions 24c of the engaging members 24 are inserted into both ends thereof. , A hole 22c larger than the head 24c and a hole 22d are formed. The width of the slit 22a is formed to be smaller than the width of the engaging protrusion 24a of the engaging member 24.

With the above-mentioned structure, when the excess tip of the second jaw cord 20 is folded back and the engaging member 24 is fixed by the locking member 23, the head portion 24c of the engaging member 24 is fixed. It can be inserted through either of the holes 22c and 22d, and the operation becomes easier.

Further, the locking member 23 shown in FIG. 6 is different from the locking member 23 having the structure shown in FIG. 5 in that the engaging member 24 can be gradually locked at a desired position. It is a thing. Similar to the embodiment shown in FIG. 5,
In the locking member 23, the long slit 22a has the second jaw cord 2
The hole 22c and the hole 22d, which are larger than the head portion 24c, are formed at the ends so that the head portion 24c of the engaging member 24 is inserted.

The slit 22a is divided into a plurality of slits at a predetermined position to form a stop groove 22e for locking the engaging member 24.
Are formed in several places. The stop groove 22e is formed at a predetermined angle θ with respect to the slit 22a,
When the first jaw strap 10 and the second jaw strap 20 are fastened, the stopper groove 22e is formed so as to be inclined toward the first jaw strap 10 side,
The angle θ is set smaller than 90 degrees. The width of the slit 22a and the width of the stop groove 22e are smaller than that of the engaging projection 24a of the engaging member 24.

Then, the head portion 24c of the engaging member 24 is inserted into the hole 22c, and the engaging member 24 is slid in the slit 22a to be inserted into the stopper groove 22e. As a result, the engaging member 24 moves in the stop groove 22e at the stop groove 22e.
It is locked by the inclined portion 22f of e, and the surplus portion of the second jaw string 20 can be held more reliably.

FIG. 7 shows still another embodiment of the locking member 22. In this example, the locking member 22 is formed with a hole 22c and a hole 22d larger than the head portion 24c so that the head portion 24c of the engaging member 24 is inserted. A slit 22a having a plurality of bulging portions 22g and a constricted portion 22h continuous from the one hole 22c to the other hole 22d is provided along the second jaw strap 20 with the hole 22c and the hole 2c.
It is constructed continuously with 2d.

In this embodiment, the width of each bulging portion 22g is formed to be substantially the same as the width of the engaging protrusion 24a of the engaging member 24, and the width of each constricted portion 22h is the engaging protrusion 2 of the engaging member 24.
It is formed smaller than the width of 4a.

Since it is constructed as described above, the hole 22
When the head portion 24c of the engaging member 24 is inserted into the hole c or the hole 22d, the engaging protrusion 24a of the engaging member 24 is fitted into the bulging portion 22g in the slit 22a, and the constricted portion 22h.
By preventing the engagement member 24 from coming off, it is possible to more reliably hold the engagement member 24 at the predetermined position of the slit 22a.

FIG. 8 is an explanatory view showing an example in which the slit 20a is formed in a wave shape. Also in this example, the locking member 22 is formed with a hole 22c and a hole 22d larger than the head portion 24c so that the head portion 24c of the engaging member 24 is inserted. Then, from one hole 22c to the other hole 22
A slit 22a having a plurality of continuous curved portions 22i is formed along the second jaw strap 20 toward the hole 22c and the hole 22c.
It is configured to be continuous with d.

Since it is constructed as described above, the hole 22
When the head portion 24c of the engaging member 24 is inserted into the hole c or the hole 22d and the slit 22a is slid, the engaging member 2
4 abuts the inclined portion 22j of the curved portion 22i of the slit 22a and does not move unless the engaging member 24 is slid with more force, so that the engaging member 24 can be more reliably held at a predetermined position of the slit 22a. Can be held.

[0033]

According to the helmet with a chin strap according to the present invention, the excess portion of the chin strap can be fluttered, and the number of constituent parts can be reduced to easily lock the chin strap.

[Brief description of drawings]

FIG. 1 is a perspective view of a helmet with a chin strap according to the present invention.

FIG. 2 is an explanatory view showing a fastening state of a first jaw string and a second jaw string.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is an explanatory view similar to FIG. 2 showing another example.

FIG. 5 is an explanatory view showing another example of a locking member.

FIG. 6 is an explanatory view showing another example of a locking member.

FIG. 7 is an explanatory view showing another example of the locking member.

FIG. 8 is an explanatory view showing another example of the locking member.

FIG. 9 is an explanatory perspective view showing a conventional example.

FIG. 10 is an explanatory perspective view showing another conventional example.

[Explanation of symbols]

 10 1st jaw cords 11 and 21 jaw cord cover 20 2nd jaw cords 22 Engagement notch 23 Engagement member 24 Engagement member 30 D ring H Helmet

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[Procedure amendment]

[Submission date] June 5, 1996

[Procedure amendment 1]

[Document name to be amended] Drawing

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[Figure 5]

[Procedure amendment 2]

[Document name to be amended] Drawing

[Correction target item name] Fig. 6

[Correction method] Change

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[Figure 6]

[Procedure 3]

[Document name to be amended] Drawing

[Name of item to be corrected] Figure 7

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[Procedure amendment 4]

[Document name to be amended] Drawing

[Correction target item name] Fig. 8

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[Fig. 8]

Claims (1)

[Claims] 1. A helmet with a chin strap comprising a first chin strap having a fastener at a lower end portion and a second chin strap that is fastened to the fastener by passing a tip of the tie, wherein the fastener for the second chin strap is provided. An engaging member having an engaging cutout portion is formed at a position separated from, and an engaging member engaged with the engaging cutout portion is provided on the outer side of the tip end portion of the second jaw strap. Is worn
After fastening the second jaw cord through the fastener of the first jaw cord, the surplus tip portion of the second jaw cord is folded back to form the engaging member of the second jaw cord on the second jaw cord. A jaw-attached helmet, characterized in that the helmet is engaged with the engaging notch of the engaging member.