JP2000328342A - Helmet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To arouse attention to accident prevention in a helmet wearer by wearing a helmet. SOLUTION: This helmet is obtained by installing a detector 401 for detecting the head of a helmet wearer and outputting a detected signal, an aural signal raising device 41 for outputting an aural signal corresponding to a preset message according to the detected signal output of the detector 401 and a speaker 42 for outputting a voice corresponding to the aural signal from the aural signal raising device 41 therein.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a motorbike,
A riding helmet worn by a driver such as a motorcycle,
The present invention relates to improvement of a work helmet worn by a worker or the like at a construction site.

[0002]

2. Description of the Related Art Various types of helmets have been realized as riding helmets and working helmets, for example, as disclosed in Japanese Patent Application Laid-Open Nos. 8-232111 and 4-33624.

[0003]

By the way, a helmet is worn to prevent damage to the head in the event of an accident, but it is not possible to prevent the occurrence of an accident by wearing the helmet. Therefore, if the helmet wearer is alerted to prevent accidents when wearing the helmet, it may contribute to the reduction of accidents.However, a helmet having such a function has been realized in the past. Not.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a helmet that can draw a helmet wearer's attention to prevent an accident by wearing the helmet.

[0005]

In order to achieve the above object, a helmet according to the first aspect of the present invention includes a detector for detecting a head of a helmet wearer and outputting a detection signal; An audio signal generator that outputs an audio signal corresponding to a message in accordance with the detection signal output of the detector, and a speaker that outputs audio according to the audio signal from the audio signal generator. .

According to the helmet having such a configuration, when the helmet is worn prior to the operation of the motorcycle or the start of the work, the sound signal generating device is activated in response to the detector detecting the head of the helmet wearer. An audio signal corresponding to a preset message is output, and the message is announced from the speaker. Therefore, by setting a message for raising awareness of accident prevention in advance, it is possible to call the helmet wearer's attention for accident prevention, which can contribute to a reduction in accident occurrence.

According to a second aspect of the present invention, in addition to the configuration of the first aspect, the detector includes a fixed contact fixed to the cap and a spring bias in a direction away from the fixed contact. And a movable contact that operates in a direction to contact the fixed contact in response to pressing of a pad mounted on the inner surface of the cap body while being opposed to the fixed contact. If the helmet wearer wears the cap, the pad is pressed and the movable contact comes into contact with and conducts to the fixed contact, so that the head of the helmet wearer can be detected with a simple configuration. .

According to a third aspect of the present invention, in addition to the configuration of the first or second aspect, the audio signal generating device comprises a shell and a cap together with the shell. According to this configuration, the sound signal generation unit is arranged in consideration of the possibility that the head may be damaged by the sound generation device in the event of an accident. The device can be compactly arranged on the cap.

[0009] The invention according to claim 4 is the above-mentioned claims 1-3.
In addition to the configuration of the invention described in any one of the above, the audio signal generating device may further include an activation signal that lasts for a second set time as the first set time elapses from the detection signal output of the detector. And a voice synthesizing IC that outputs a synthesized voice signal set in advance in response to an operation signal input from the timing control means. Instead of immediately announcing the message in response to the detector detecting the head of, the message is announced for a second set time after the first set time has elapsed,
Before the helmet wearer completes wearing the helmet and starts running the motorcycle, or immediately before starting work, the message can be effectively announced, so that redundant announcements can be prevented.

According to a fifth aspect of the present invention, in addition to the configuration of the fourth aspect of the present invention, the timing control means controls the time elapsed from the output of the synthesized voice signal from the voice synthesis IC to the first time. And when the time is shorter than a third set time longer than the sum of the second set time, the output of the operation signal is avoided regardless of the detection signal output of the detector. According to the helmet wearer can put on and take off the helmet in a short time, even if the detector frequently outputs a detection signal due to vibrations during the running of the motorcycle, etc. Can be avoided.

According to a sixth aspect of the present invention, in addition to the configuration of any one of the first to fifth aspects, the audio signal generating device is detachably mounted on the substrate. According to this configuration, the voice synthesis IC is easily exchanged, and the number of message options according to the helmet wearer's preference can be increased.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described based on embodiments of the present invention shown in the accompanying drawings.

1 to 9 show a first embodiment of the present invention. FIG. 1 is an overall perspective view of a riding helmet, and FIG.
Is a longitudinal sectional view of the riding helmet, FIG. 3 is an enlarged sectional view taken along the line 3-3 in FIG. 2, FIG. 4 is an enlarged view of a part 4 in FIG. 2, FIG.
6 is a block diagram showing a connection configuration of the audio signal generating device and the speaker, FIG. 6 is an enlarged view of a part 6 in FIG. 2, and FIG. 7 is 7-7 in FIG.
8 is a view taken in the direction of arrow 8 in FIG. 6, and FIG. 9 is an output timing chart of the detector and the timing control means.

Referring first to FIGS. 1 and 2, the riding helmet is of a so-called jet type,
1 is a shell 22 made of a hard high-strength synthetic resin forming an outer shell.
And a buffer liner 23 made of styrofoam which is tightly packed in the shell 22. The shell 22 has a pair of ear covering portions 24 covering the periphery of the ear portion of the helmet wearer,
24 are integrally connected, and the buffer liner 23 is
The shell 22 is fitted and adhered to the inner surface of the shell 22 except for the binaural covering portions 24, 24.

On the inner surface of the cushioning liner 23 of the cap body 21, a ceiling pad 2 that comes into contact with the top of the helmet wearer is provided.
5 and a side pad 26 formed in a headband shape so as to contact the entire circumference of the head of the helmet wearer.
These pads 25 and 26 are made of urethane foam, covered respectively by fabric cover 28 ₁ having air permeability.

Referring also to FIG. 3, on inner surfaces of the ear covers 24, 24 of the shell 22 of the cap body 21, cheek pads 27, 27 which are in contact with both left and right cheeks of the helmet wearer, are attached. . These cheek pads 27, 27 are formed by polymerizing an outer member 27a made of styrofoam and an inner member 27b made of urethane foam.
Covered with a cloth cover 28 ₂ having breathability.

The side pad 26 and the left and right cheek pads 2
7 and 27, recesses 29 for receiving the helmet wearer's ears are formed so as to directly face the inner surfaces of the ear covering portions 24, 24.
The fixing brackets 31 connected to the ends of the chin straps 30 are respectively housed, and the fixing brackets 31...
24 are riveted.

At the front of the cap 21, a pair of air introduction holes 32, 32 having an outer end opened on the outer surface of the shell 22 and an inner end opened on the inner surface of the buffer liner 23, are provided. The outer end of the pad 26 has an air introduction hole 32,3.
A pair of holes 33 ... which has Ren'nara coaxially 2 of the inner end is provided so as to be opposed to the inner end of the through hole 33 ... of their cover 28 ₁ having air permeability.

The running of the motorcycle with the helmet mounted thereon allows the outside air to flow into the air introduction holes 32, 32,
It will be introduced into the holes 33 ... and the cover 28 ₁ through with cap body 21.

The outer surface of the buffer liner 23 has a plurality of ventilation grooves 34 extending from the top to the rear end of the buffer liner 23.
Are provided, and rubber louvers 37 facing the rear end openings of the ventilation grooves 34 are fitted to the rear end edges of the shell 22, and the louvers 37 are fitted into the ventilation grooves 34. Exhaust holes 36 communicating with each other are provided.

The cushioning liner 23 has a ventilation groove 34 at its outer end.
Are provided with a plurality of air outlet holes 38,
The ceiling pad 25, a plurality of through holes 39 and the outer end was Ren'nara coaxially to the inner end of the air outlet hole 38 ... ... is, the inner ends of those through holes 39 ... in the cover 28 ₁ having air permeability They are provided so as to face each other.

When the motorcycle runs with the helmet on, the air in each ventilation groove 34 is sucked out through the exhaust holes 36, and the air in the cap 21 is covered with the cover 28 ₁ . Through holes 39, air outlet holes 38, vent grooves 34
... and the exhaust holes 36 ... are discharged to the outside.

Such a helmet has a detector 40 ₁ for detecting the head of the helmet wearer and outputting a detection signal.
When outputs a sound signal generator 41 for outputting in response to audio signals corresponding to predefined message on a detection signal output of the detector 40 _1, the sound corresponding to the audio signal from the audio signal generator 41 A pair of left and right speakers 42, 42
Are provided.

The speakers 42 are respectively housed and arranged in the recesses 29 for receiving the ears of the helmet wearer. As shown in FIG. 3, the fastener pieces 43a adhered to the speakers 42 and the cap 21 And a fastener piece 43b adhered to the inner surface of the ear covering part 24 in FIG. By doing so, the speaker 42 can be removed from the helmet, and maintenance of the speaker 42 is facilitated.
4 may be simply adhered to the inner surface.

In FIG. 4, the detector 40 ₁ is intended to be disposed at a position corresponding to one inner end a plurality of ventilation grooves 34 ... of provided on the outer surface of the buffer liner 23, the cap body 2
1 and a pair of fixed contacts 44 and 45, which are opposed to the fixed contacts 44 and 45 while being biased by a spring in a direction away from the fixed contacts 44 and 45, and in response to the ceiling pad 25 being pressed. And a movable contact 46 that operates in a direction to contact the fixed contacts 44 and 45.

The cushioning liner 23 has the above-described ventilation grooves 34.
First accommodation hole 47 having an outer end opened at one inner end of
A second housing hole 48 facing the ceiling pad 25;
And an operation hole 49 coaxially connecting the second storage holes 47 and 48.
₁Are provided. Working hole 49 ₁Is the first accommodation hole 47
A large diameter that is formed to have a smaller diameter and is coaxially connected to the first accommodation hole 47.
The large-diameter hole 49a, the large-diameter hole 49a, and the second accommodation hole 48
And is coaxially connected to the second housing hole 48.
A small-diameter hole portion 49b is coaxially connected to the small-diameter hole portion 49b;
An annular first step between the first housing hole 47 and the large-diameter hole portion 49a;
The small-diameter hole portion 49b and the second accommodation hole 4 are formed.
An annular second step portion 51 is formed between the two.

The fixed contacts 44 and 45 are provided in the first accommodation hole 47.
Are fixed to the inner surface side of the contact board 52 arranged so as to face the outer end thereof. In the first accommodation hole 47,
The peripheral edge of the diaphragm 53 facing from the inner side is accommodated in the contact board 52, and the movable contact 46 is made up of both fixed contacts 44,
It is fixed to the central portion of the diaphragm 53 so as to face the 45.

On the other hand, the second receiving hole 48 is provided with the ceiling pad 2.
Part of the push pad 54 that contacts the second step 5
1 is accommodated such that the peripheral edge portion abuts. Also the small diameter hole portion 49b of the operation hole 49 _1, the push bar 55 is inserted coaxially, the outer end of the push bar 55 is connected to a central portion of the diaphragm 53, the inner end of the push bar 55 is the It is connected to the center of the push pad 54.

At the outer end of the push bar 55, a plurality of legs 56, which are inserted into the large-diameter hole 49a so as to surround the diaphragm 53, are integrally connected to each other. The flanges 57 projecting outward at right angles are integrally provided at the outer ends of the.

The contact board 52 and the flanges 57 sandwiching the peripheral edge of the diaphragm 53 between the contact board 52
... are held by the holding member 59 ₁ and a holding member 59 ₁ is in contact with the first step portion 50, the spacer 58 is interposed between the inner surface of the shell 22. Thereby, the fixed contacts 44,
45 are fixed to the cap body 21 at the peripheral edge of the diaphragm 53 and the outer ends of the legs 56 connected to the push bar 55. The diaphragm 53 connects the movable contact 46 to the fixed contact 44. , 45, and each leg 56... Exerts a spring force to push the push bar 55 so that the push pad 54 contacts the ceiling pad 25.

According to such a detector 40 _1, the ceiling pad 2 helmet wearer in response to incur a helmet
When the button 5 is pressed, the diaphragm 53 is pressed via the push pad 54 and the push bar 55, and the movable contact 46 contacts and conducts with the fixed contacts 44 and 45, whereby the head of the helmet wearer is detected. You.

[0032] Most of the plurality of components constituting the detector 40 _1, taking into account the fact that damage to the head of the helmet wearer when the accident occurs, and an elastic material such as rubber, flexible It is desirable that the contact board 52 and the diaphragm 5 be made of a synthetic resin.
3. The push pad 54, the push bar 55, and the spacer 58 are formed of an elastic material such as rubber or a synthetic resin having flexibility.

In FIG. 5, the audio signal generator 41 includes
Detector 40₁Of the fixed contacts 44, 45 at
A battery 60 for connecting the positive side to the
40 ₁And the other 45 of the two fixed contacts 44 and 45 at
Connected to the negative side of the battery 60
And a predetermined synthesized voice signal.
Output to the
The output timing of the audio signal is controlled by the control means 61.
And a voice synthesizing IC 62 to be used.
0, the timing control means 61 and the speech synthesis IC 62
It is mounted on a substrate 63.

The mounting structure of the audio signal generating device 41 on the helmet will be described with reference to FIGS. 6 to 8. FIG. 6 to FIG. The illustration is omitted for simplicity.

[0035] The rear outer surface of the lower end of the buffer liner 23, the buffer liner 23 of the plurality of the ventilation grooves 34 ... provided in the accommodating concave portion communicating with the outer end of the ventilation groove 34 corresponding to the detector 40 ₁ 64 is provided, and the audio signal generator 41 is provided.
The shell 22 is accommodated in the accommodation recess 64 so as to be accommodated therein.
And between the buffer liner 23.

Grooves 65, 65 extending upward and downward with the lower end open and the upper end closed are formed on both left and right side surfaces of the accommodation recess 64.
The left and right sides of the substrate 63 are provided with the grooves 6.
5 and 65, the audio signal generator 41
The buffer liner 2 is
3 is attached.

The battery 60 is detachably held by a battery holder 66. On the other hand, a pair of guide portions 67, 67 extending vertically so as to guide the left and right sides of the battery holder 66 is provided below the substrate 63. In addition, on both lower sides of the battery holder 66, regulating flanges 66a, 66a contacting the lower ends of the guides 67, 67 are integrally provided.

Locking portions 68, 68 are provided on the upper inner side surfaces of the guide portions 67, 67, and on both upper sides of the battery holder 66, the regulating flange portions 66a, 66a are provided at the lower ends of the guide portions 67, 67. When the battery holder 66 is inserted between the two guide portions 67, 67 until it comes into contact with the locking portions 68, the engagement claws 69, 69 which resiliently engage the locking portions 68, 68 are provided. In addition, a locking recess 70 is provided at a portion of the lower part of the battery holder 66 that protrudes from the substrate 63. When the battery 60 is replaced, the louver 37 is turned by hand as shown by a chain line in FIG. The battery holder 66 can be pulled out of the substrate 63 by pulling the battery holder 66 downward like a hook on the concave portion 70.
0 can be easily replaced.

The voice synthesizing IC 62 can output a predetermined synthesized voice signal in response to an operation signal input from the timing control means 61.
The holder 71 is detachably held.

By the way, the synthesized speech signal set in advance by the speech synthesis IC 62 may correspond to a message that alerts the helmet wearer to take care to prevent an accident that occurs with the operation of the motorcycle. All right,
When turning, a message that warns of a collision at the time of an encounter or a right turn, a confirmation that the chin strap 30 has been securely tightened in order to encourage the correct wearing of the helmet, and that the helmet is not covered A synthesized speech signal corresponding to a specific message for confirming whether or not the speech message is set in the speech synthesis IC 62 in advance.

The timing control means 61, as shown in FIG. 9 (a), the lasting only the second set time T2 in response to the detection signal output of the detector 40 ₁ of the first set time T1 elapses In response to the operation signal being input from the timing control means 61 to the voice synthesis IC 62, the voice synthesis IC 62 continuously outputs the synthesized voice signal for the second set time T2. Then, a message for inviting accident prevention is announced from the speakers 42 and 42 for the second set time T2.

The first set time T1 is a time from when the helmet is put on and the chin strap 30 is tightened to when the motorcycle can be run with the engine of the motorcycle, for example, 10 to 3 hours.
The second set time T2 may be set to 0 second, and may be set to a time necessary for an announcement of a message for calling for accident prevention.

The timing control means 61 is provided in FIG.
As shown in (b), a third set time (elapsed time T4 from when the synthesized voice signal is output from the voice synthesis IC 62 is set longer than the sum of the first and second set times T1 and T2) (For example, 30 to 100 minutes),
Not to output an actuation signal regardless of the detection signal output of the detector 40 _1, after a third predetermined time T3, when the detector 40 ₁ outputs the detection signal from the detection signal output first An operation signal that lasts for the second set time T2 is output as the set time T1 elapses.

The battery 6 in the audio signal generator 41
0 and a timing control unit 61, the detector 40 ₁ of a pair of signal lines 72 that connects the fixed contact points 44, 45 ...
Are accommodated in the ventilation groove 34 and two pairs of signal lines 73 for connecting the voice synthesis IC 62 and the speakers 42 in the voice signal generator 41 are sandwiched between the shell 22 and the buffer liner 23. Placed in

Next, to explain the action of this first embodiment, the detector 40 ₁ to output a detection signal by detecting the head of the helmet wearer, wherein an audio signal corresponding to the predefined message detected a sound signal generator 41 for outputting in response to the detection signal output from the vessels 40 _1, since the pair of left and right speakers 42 and 42 for outputting a sound corresponding to the audio signal from the audio signal generating device 41 is provided on the helmet When attaching the helmet prior to driving of the motorcycle, according to detecting the head of the helmet wearer detector 40 _1, the audio signal is a voice signal generator 41 corresponding to the predefined message output Then, the message is announced from the pair of left and right speakers 42, 42. Therefore, by setting a message for raising awareness of accident prevention in advance, it is possible to call the helmet wearer's attention for accident prevention, which can contribute to a reduction in accident occurrence.

[0046] The detector 40 _1, the cap body 21 and the fixed contact 44, 45 is fixed to, hat while facing the fixed contacts 44, 45 being spring-biased in a direction away from the fixed contact 44, 45 A movable contact 46 that operates in a direction to contact the fixed contacts 44 and 45 in response to pressing of the ceiling pad 25 attached to the inner surface of the body 21;
As the helmet wearer wears the cap body 21, the ceiling contact 25 is pushed, so that the movable contact 46 becomes the fixed contact 44,
The contact with and conduction with the helmet 45 can be detected with a simple configuration.

The audio signal generator 41 includes a shell 22 and
Since the cap 21 is formed together with the shell 22 and disposed between the buffer liner 23 and the inner surface of the shell 22, the head is damaged by the sound generator 41 in the event of an accident. In consideration of this, the audio signal generator 41 can be compactly arranged on the cap 21.

Further, the audio signal generating device 41 includes the detector 4
0 to ₁ of the detection signal output timing control means 61 outputs an operation signal that lasts for a second set time T2 in response to the first set time T1 elapses, the operation signal input from the timing control unit 61 Correspondingly those containing a speech synthesis IC62 for outputting a preset synthesized speech signal, does not immediately message is announced in response to detecting the head of the helmet wearer detector 40 _1, After the elapse of the first set time T1, the message
Therefore, the message can be effectively announced before the helmet wearer completes the wearing of the helmet and starts running the motorcycle, so that redundant announcements can be prevented. That is, even if a message is announced before the helmet is stabilized in a fixed position, the message may be heard due to wearing noise. However, by setting the first set time T1, the message is prevented from being heard. ,
The message is announced in a short time only during the second set time T2.

Further, the timing control means 61 calculates the elapsed time T from the output of the synthesized voice signal from the voice synthesis IC 62.
4, when it is less than the third set time T3 is shorter than the sum of the first and second set times T1, T2, it outputs an actuation signal regardless of the detection signal output of the detector 40 ₁ since there is no, or desorb helmet in a short time the helmet wearer, even detector 40 ₁ in vibrations when the motorcycle is or frequently outputs a detection signal, as the message is troublesome frequent announcements It will not be done.

Further, since the voice synthesizing IC 62 is detachably mounted on the board 63 provided in the voice signal generating device 41, the voice synthesizing IC 62 can be easily replaced, and the number of message options according to the helmet wearer's preference is increased. be able to.

FIG. 10 shows a second embodiment of the present invention, in which parts corresponding to those in the first embodiment are denoted by the same reference numerals.

A drain hole 74 is provided at the top of the shell 22 constituting the cap 21 together with the buffer liner 23 to discharge water that has entered the ventilation groove 34 when the water is wet. The closing plug 75 is connected to the detector 40.
_Form part of ₂ .

[0053] That detector 40 _2, the plug 7 in place of the spacer 58 in the detector 40 ₁ in the first embodiment
5 as constituent elements, the contact substrate 52, the peripheral edge of the diaphragm 53 and the respective flanges 57, which are overlapped with each other.
... holding member 59 ₁ for holding, is held between the plug 75 and the first step portion 50.

According to the second embodiment, by setting the diameter of the drain hole 74 to such a degree that the contact board 52, the diaphragm 53 and the push bar 55 can be inserted and removed, the shell 22 can be connected to the buffer liner 23. without allowed to leave the, it is possible to maintain the detector 40 _2.

FIG. 11 shows a third embodiment of the present invention, and portions corresponding to the above embodiments are given the same reference numerals.

Each of the ventilation grooves 34 is provided in the buffer liner 23.
First accommodation hole 47 having an outer end opened at one inner end of
A second housing hole 48 facing the ceiling pad 25;
And an operation hole 49 coaxially connecting the second storage holes 47 and 48.
_TwoAre provided. Working hole 49 _TwoAre the first and second
The operation holes 4 are formed smaller in diameter than the container holes 47 and 48.
9_TwoAn annular first step portion 50 is formed between the first accommodation hole 47 and the first accommodation hole 47.
Operating hole 49_TwoBetween the second accommodation hole 48 and
A second step 51 is formed.

[0057] Detector 40 _3, a contact board 52 which is disposed so as to face the outer end of the first housing hole 47, a pair of fixed contacts 44, 45 to be fixed to said contact substrate 52, the first housing A diaphragm 53 having a peripheral portion housed in the hole 47;
A movable contact 46 fixed to the central portion of the diaphragm 53 so as to face the fixed contacts 44 and 45, and a second housing hole 48 which is in contact with the ceiling pad 25 and is partially housed in the second housing hole 48. push pad 54 is brought into contact with the periphery in section 51, the push pad 54 and a coil spring 76 housed in the operation hole 49 ₂ so as to be interposed between the diaphragm 53, the contact substrate 52 and the diaphragm 5
Holding the peripheral portion of the 3 comprises a holding member 59 ₂ is brought into contact with the first step portion 50, and a spacer 58 interposed between the holding member 59 ₂ and the shell 22.

The diaphragm 53 exerts a spring force for moving the movable contact 46 away from the fixed contacts 44 and 45, and the coil spring 76 exerts a spring force for bringing the push pad 54 into contact with the ceiling pad 25.

[0059] According to such a detector 40 _3, the ceiling pad 2 helmet wearer in response to incur a helmet
5 is pressed, the diaphragm 53 is pressed via the push pad 54 and the coil spring 76, and the movable contact 46 contacts and conducts with the fixed contacts 44 and 45, thereby detecting the head of the helmet wearer. You.

Further, by selecting the spring load of the coil spring 76, the size of the operation stroke of the push pad 54 can be freely selected.

12 and 13 show a fourth embodiment of the present invention. FIG. 12 is an overall perspective view of a riding helmet, and FIG. 13 is a longitudinal sectional view of the helmet at a portion corresponding to a detector. is there.

[0062] First, in FIG. 12, this riding helmet, a pair of detectors 40 _4, 40 ₄ for outputting a detection signal by detecting the head of the helmet wearer, corresponding to predefined message Sound signal is detected by both detectors 4
0 _4, 40 and sound signal generator 41 for outputting in response to the detection signal output from the ₄ either, voice signal generator 4
Speaker 4 for outputting sound corresponding to the sound signal from 1
2 and 42.

[0063] In FIG. 13, the detector 40 _4, the side pad 2 helmet wearer in response to incur a helmet
6 is pressed to detect the head of the helmet wearer, and a pair of contact boards 77 fixed to the inner surface of the buffer liner 23 and a pair fixed to the inner face side of the contact board 77 at a distance from each other. Fixed contacts 44 and 45 and the contact board 7
7 is fixed to the diaphragm 78 so as to be opposed to the inner surface side of the contact board 77 and to be in contact with the side pad 26, and to be opposed to the fixed contacts 44 and 45. And a movable contact 46.

In fixing the contact board 77 to the inner surface of the buffer liner 23, as shown in FIG.
Zipper piece 79a adhered to the inner surface of
A surface fastener 79 composed of a fastener piece 79b adhered to 7 may be used, or may be simply adhered to the inner surface of the buffer liner 23.

The diaphragm 78 exerts a spring force in a direction to separate the side pad 26 from the buffer liner 23, that is, a spring force in a direction to separate the movable contact 46 from the fixed contacts 44 and 45.

A pair of signal lines 72 connected to the fixed contacts 44 and 45 respectively extend from the buffer liner 23 and the side pad 26 to the audio signal generator 41.

[0067] According to the detector 40 ₄ The fourth embodiment, by the helmet wearer side pad 26 in response to incur helmet is pressed, the diaphragm 7
8 is pushed to the contact board 77 side, and the movable contact 46 comes into contact with and conducts to both fixed contacts 44 and 45, so that the same effect as in the first embodiment can be obtained.

Although the embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various design changes can be made without departing from the present invention described in the appended claims. It is possible to do.

For example, the present invention is applicable not only to the riding helmet described in each of the above embodiments but also to a work helmet. The respective detectors 40 ₁ to 40 _4, the arrangement position of the sound signal generator 41 and the speaker 42 are not limited to the position of the above embodiments, among the helmet on the basis of the accident investigation analysis data What is necessary is just to arrange | position to the site | part where damage frequency is small.

Further, in each of the above-described embodiments, the example in which the pair of left and right speakers 42, 42 is provided on the helmet has been described. However, a single speaker may be provided on the helmet.

Further, the timing control means 61 is omitted,
It is also possible to set the first to third set times T1, T2, T3 by silent addressing in the voice synthesis IC. When the replacement of the voice synthesis IC 62 is not considered, the IC holder 71 may be omitted and the voice synthesis IC 62 may be directly mounted on the substrate 63.

[0072]

As described above, according to the first aspect of the present invention, it is possible to alert a helmet wearer to an accident by setting a message for raising awareness of accident prevention in advance. It is possible to reduce the occurrence of accidents.

According to the second aspect of the present invention, when the pad is pressed in response to the helmet wearer putting on the cap, the movable contact contacts and conducts with the fixed contact,
The head of the helmet wearer can be detected with a simple configuration.

According to the third aspect of the present invention, it is possible to arrange the voice signal generator compactly on the cap in consideration of the possibility that the voice generator causes head damage in the event of an accident. Become.

According to the invention described in claim 4, the message can be effectively announced before the helmet wearer completes wearing the helmet and starts running the motorcycle or immediately before starting work. it can.

According to the fifth aspect of the present invention, it is possible to prevent a message from being announced as frequently as it is cumbersome.

Further, according to the invention of claim 6, it is possible to easily replace the voice synthesis IC and increase the number of message options according to the helmet wearer's preference.

[Brief description of the drawings]

FIG. 1 is an overall perspective view of a riding helmet according to a first embodiment.

FIG. 2 is a longitudinal sectional view of a riding helmet.

FIG. 3 is an enlarged sectional view taken along line 3-3 of FIG. 2;

FIG. 4 is an enlarged view of a part of FIG. 2;

FIG. 5 is a block diagram showing a connection configuration of a detector, an audio signal generator, and a speaker.

FIG. 6 is an enlarged view of a portion 6 in FIG. 2;

FIG. 7 is a sectional view taken along line 7-7 of FIG. 6;

FIG. 8 is a view taken in the direction of the arrow 8 in FIG. 6;

FIG. 9 is an output timing chart of the detector and the timing control means.

FIG. 10 is a sectional view corresponding to FIG. 4 of the second embodiment.

FIG. 11 is a sectional view of a third embodiment corresponding to FIG.

FIG. 12 is an overall perspective view of a riding helmet according to a fourth embodiment.

FIG. 13 is a longitudinal sectional view of the helmet at a portion corresponding to the detector.

[Explanation of symbols]

21 ... cap body 22 ... shell 23 ... buffer liner 25, 26 ... pad 40 _1, 40 _2, 40 _3, 40 ₄ ... detector 41 ... sound signal generator 42, ..Speakers 44, 45 ... Fixed contacts 46 ... Movable contacts 61 ... Timing control means 62 ... Voice synthesis IC 63 ... Board

Claims (6)

[Claims] A detector (40 ₁ , 40 ₂ , 40 ₃ , 40) for detecting a head of a helmet wearer and outputting a detection signal.
And _4), sound signal generator for outputting corresponding audio signals corresponding to predefined message on a detection signal output of the detector (40 ₁ to 40 ₄₎ and (41), the audio signal generator (41 And a speaker (42) for outputting a sound corresponding to the sound signal from the helmet. Wherein said detector (40 ₁ to 40 _4), the cap body and the fixed contact is fixed to (21) (44, 45), spring in a direction away from said fixed contact (44, 45) Pads (25, 2) which are urged to face the fixed contacts (44, 45) and are attached to the inner surface of the cap body (21).
6) The fixed contacts (44, 45)
The helmet according to claim 1, further comprising a movable contact (46) that operates in a direction to contact the helmet. 3. The audio signal generator (41) comprises a shell (22) and a cap (21) together with the shell (22).
The helmet according to claim 1 or 2, wherein the helmet is arranged between the shell (22) and a buffer liner (23) which is tightly fitted to the inner surface of the shell (22). Wherein said sound signal generator (41) is sustained by the detector (40 ₁ to 40 ₄₎ a second set time from the detection signal output in response to the first set time has elapsed the Timing control means (61) for outputting an operation signal;
Speech synthesis I which outputs a predetermined synthesized speech signal in response to an operation signal input from the timing control means (61)
The helmet according to any one of claims 1 to 3, further comprising C (62). 5. The timing control means according to claim 1, wherein an elapsed time from the output of the synthesized voice signal from the voice synthesis IC is set longer than a sum of the first and second set times. Is less than the third set time,
The detector (40 ₁ to 40 ₄₎ helmet according to claim 4, wherein to avoid the output of the actuation signal irrespective of the detection signal output. 6. The audio signal generator (41) includes a board (63) and a speech synthesis IC (62) removably mounted on the board (63).
The helmet according to any one of claims 1 to 5.