JPH1169497

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DESCRIPTION JPH1169497
[0001]
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a
hearing aid protective cover which is used by attaching to a hearing aid to protect a hearing aid
worn by a person with hearing loss from sweat, dust, moisture, ear drops and the like.
[0002]
2. Description of the Related Art Heretofore, as a hearing aid protective cover, for example, there
is the one described in Japanese Utility Model Application Publication No. 63-24720. This is a
protective cover for a hearing aid type hearing aid, which is formed into a bag shape with a
rubbery elastic film so as to cover the outer periphery of the hearing aid so that sweat and dust
do not get on the hearing aid.
[0003]
However, since this conventional protective cover is formed in the shape of a bag, it is necessary
to remove the protective cover from the hearing aid when replacing the battery. In recent years,
metal air batteries are often used as a power source for hearing aids, but conventional protective
covers are used as positive electrode depolarizers because rubber hearing aids are sealed with a
rubbery elastic film. Insufficient oxygen may cause the air battery to not operate properly.
Further, since the portion corresponding to the input hole of the microphone is formed of a
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porous film separate from the protective cover, the number of parts is increased accordingly, and
the manufacturing cost is increased. In addition, although there are several types of in-ear
hearing aids, the conventional protective cover is formed to correspond to the external shape of a
specific hearing aid, so it can be adapted to only one type. Heretofore, there has been no
protective cover for the glasses-type hearing aid and the in-the-ear hearing aid. The present
invention has been made to solve the above-mentioned conventional problems, and the object of
the invention according to claim 1 or 2 is not to inhibit the function of the hearing aid, and to
prevent sweat and dust. The electronic circuit etc. of the hearing aid will not be damaged by the
operation of the hearing aid, the battery can be replaced easily, and it can cope with various
types of hearing aids. Furthermore, the hearing aid can be easily attached to and detached from
the hearing aid. To provide a protective cover. Also, the object of the present invention is to
provide a hearing aid protective cover which can effectively protect the hearing aid from ear
drops and the like, while not inhibiting the function of the hearing aid. It is.
[0004]
In the hearing aid protective cover according to claim 1 of the present invention, as a means for
achieving the above object, there is provided a protective cover for a hearing aid type hearing
aid, which comprises the outer periphery of the hearing aid body. A tubular cover body capable
of being covered was formed by knitting, and an opening was formed at both ends of the cover
body. The cover is made of knit in order to utilize the stretchability and breathability of the knit.
As a material of the knit, a knitting yarn made of natural fibers such as cotton and silk or
chemical fibers such as nylon, polyester and acrylic can be used. As the knitting yarn, it is
preferable to use cotton that absorbs the moisture of the sweat moderately, has a soft texture,
and has less change in texture, but it is hydrophobic to repel the moisture of the sweat and
prevent the sweat from adhering to the hearing aid. Fibers or hydrophilic fibers subjected to
water repellent treatment may be used. The water repellent finish refers to a process in which a
fiber is rendered hydrophobic by making the fiber hydrophobic using a silicone resin or a
fluorine resin. The knitting yarn is preferably thin to prevent bulkiness. It is preferable to form
the cover body in a skin color so that it is not known that the hearing aid is worn. The hearing
aid protective cover according to claim 2 is a protective cover for a glasses-type hearing aid,
which is formed by knitting a tubular cover body capable of covering the hearing aid portion of
the glasses. It is set as the structure which formed the opening part in the both ends of the cover
body. The cover body is formed of a knit, in the same manner as in claim 1, in order to utilize the
stretchability and breathability of the knit. About the knitting yarn used as the material of a knit,
it is the same as that of Claim 1. The hearing aid protective cover according to claim 3 is a
protective cover for the in-the-ear hearing aid, and a bag-like covering body of a size capable of
covering the hearing aid body is formed by knitting. A strap was attached to the opening of the
cover, and a construction using a knitting yarn formed of a hydrophobic fiber or a hydrophilic
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fiber subjected to a water repellent finish was adopted as a knit material. The cover is made of
knit in order to utilize the stretchability and breathability of the knit. The knit yarn made of a
hydrophobic fiber or a water-repellent hydrophilic fiber is used as a material of the knit in order
to protect the earphones and the electronic circuit of the hearing aid from ear drops and
earlobes. It is preferable to use a thin yarn such as silk yarn to prevent bulkiness. The hearing aid
protective cover according to claim 4 is a protective cover for an in-the-ear hearing aid, and is
formed of a bag-like cover body of a size capable of covering the hearing aid main body by a knit.
An elastic contraction portion is formed at the opening of the cover body, a take-off string is
provided on the cover body, and a knitted fiber formed of a hydrophobic fiber or a waterrepellent-treated hydrophilic fiber as a knit material It was set as used.
The cover is made of knit in order to utilize the stretchability and breathability of the knit. The
knit yarn made of a hydrophobic fiber or a water-repellent hydrophilic fiber is used as a material
of the knit in order to protect the earphones and the electronic circuit of the hearing aid from ear
drops and earlobes. It is preferable to use a thin yarn such as silk yarn to prevent bulkiness.
[0005]
In the hearing aid protective cover according to claim 1, since the hearing aid body is covered
with the cylindrical cover body, it is possible to prevent the electronic circuit, the microphone,
the earphone, etc. of the hearing aid from being damaged by sweat, dust or water droplets. be
able to. When a knitting yarn made of natural fibers such as cotton is used as a material of a knit
constituting the cover, the cover absorbs a suitable amount of sweat, thereby preventing the
failure of the hearing aid and also removing wear and tear of the wearer. Although it is
preferable to prevent roughening, it is also possible to use, as a knitting yarn, a hydrophobic fiber
or a natural fiber having a water-repellent finish. In addition, since the cover body is formed of a
knit so as to provide air permeability to the cover body, there is no hindrance to sound collection
even if the microphone portion is covered with the cover body, and the function of the air battery
There is no negative impact on In addition, since the cover has elasticity, it can be easily attached
to and removed from the hearing aid, and can be used for various types of ear-hook-type hearing
aids. In addition, since openings are formed at both ends of the cover body, when replacing the
battery or adjusting the volume control of the hearing aid, or operating the switch, lift up one end
of the cover body to expose the hearing aid. It can be carried out. In addition, since the outer
periphery of the hearing aid is covered with a cover body, even if the hearing aid is dropped, a
failure can be prevented by its buffer effect.
[0006]
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In the hearing aid protective cover according to claim 2, since the hearing aid portion of the
glasses is covered with the cylindrical cover body, the electronic circuit, the microphone, the
earphone, etc. of the hearing aid may be damaged by sweat or water drops. It can be prevented.
When a knitting yarn made of natural fibers such as cotton is used as the material of the knit, the
cover body absorbs the sweat moderately to prevent the failure of the hearing aid and prevent
the wear of the wearer and the rough skin of the wearer. Although it is preferable to use the
yarn, as the knitting yarn, hydrophobic fibers or natural fibers having a water repellent finish
may be used. In addition, since the cover body is formed of a knit so as to provide air
permeability to the cover body, there is no hindrance to sound collection even if the microphone
portion is covered with the cover body, and the function of the air battery There is no negative
impact on In addition, since the cover body is stretchable, the glasses can be easily attached to
the temples. In addition, since the openings are formed at both ends of the cover body, when
replacing the battery, adjusting the volume control of the hearing aid, or operating the switch,
one end of the cover body is lifted up to It can be done with the ends exposed.
[0007]
Further, in the hearing aid protective cover according to claim 3 or 4, since the in-ear hearing aid
is covered with a covering body knitted with a knitting yarn made of a hydrophobic fiber or a
fiber having a water repellent finish, The hearing aid can be protected from earwax. When the inthe-ear type hearing aid is taken out of the ear, it can be performed by pinching and pulling out
the binding cord or the taking out cord.
[0008]
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present
invention will now be described with reference to the drawings. FIG. 1 is a perspective view
showing a protective cover of an ear-hook type hearing aid, and FIG. 2 is an explanatory view
showing its use state. The hearing aid protective cover A of the present embodiment is a
protective cover for an ear-hook type hearing aid, and is formed into a tubular cover body 2 of a
size that covers the outer periphery of the hearing aid main body 1 with a knit. . Reference
numerals 3 and 3 denote openings at both ends of the cover body 2, and the opening end is
formed by elastic pieces 4 and 4 such as rubber thread. Cotton yarn is used as the material of the
knit. Since cotton absorbs the moisture of sweat appropriately, it is possible to prevent the sweat
from adhering to the hearing aid body 1 and damaging the electronic circuit and electronic parts
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of the hearing aid. In addition, cotton is preferable as a material of the cover body because it has
good texture, little change in texture, and high washing resistance, but is not limited to this. In
the figure, 5 is a hanger, 6 is an ear plug tube, 7 is an ear plug, 8 is a volume control section, and
9 is a switch. Therefore, when the protective cover A is attached to the hearing aid main body 1,
the upper end opening 3 is positioned in the middle of the hanger 5 as shown in FIG. The entire
outer periphery of the hearing aid main body 1 is covered such that the lower end 3 is located
below the lower end of the hearing aid main body 1. And the hearing aid equipped with this
protective cover A is used by hanging on the pinna as usual. In this protective cover A, since the
entire outer periphery of the hearing aid body 1 is covered with the cover body 2, the cover body
2 absorbs water and adheres to the hearing aid body 1 even if sweated during use. Can be
prevented. Therefore, it is possible to prevent the electronic circuits and electronic components
in the hearing aid main body 1 from being damaged by sweat. Further, since the cover body 2 is
formed of a knit so that the cover body 2 has air permeability, even if the microphone portion is
covered with the cover body 2, there is no hindrance to sound collection, and air There is no
adverse effect on the operation of the battery. In addition, since the cover 2 has elasticity, it can
be easily attached to and removed from the hearing aid, and can be used for various types of earhook-type hearing aids. Further, since the openings 3 and 3 are formed at both ends of the cover
body 2, when replacing the battery or adjusting the volume control of the hearing aid or turning
the switch, the end of the cover body 2 is scooped up This can be done by exposing the hearing
aid body.
[0009]
Next, what is shown in FIG. 3 is a protective cover B of the glasses-type hearing aid, which has
the same configuration as the protective cover A of the embodiment, and the cover 2 is a hearing
aid section 12 of the temple 11 of the glasses 10. The only difference is that it is attached to the
outer circumference of the. In this protective cover B, since the entire outer periphery of the
hearing aid part 12 is covered with the cover body 2, the cover body 2 absorbs water and
adheres to the hearing aid part 12 even if sweated during use. Can be prevented. Therefore, it is
possible to prevent the electronic circuits and electronic components in the hearing aid 12 from
being damaged by sweat. Further, since the cover body 2 is formed of a knit so that the cover
body 2 has air permeability, even if the microphone portion is covered with the cover body 2,
there is no hindrance to sound collection, and air There is no adverse effect on the operation of
the battery. Moreover, since the covering body 2 has elasticity, it is easy to attach and detach. In
addition, since the openings 3 and 3 are formed at both ends of the cover body, turn up the end
of the cover body 2 when replacing the battery, adjusting the volume control of the hearing aid,
or operating the switch. Can be done more easily.
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[0010]
Next, what is shown in FIG. 4 is a protective cover C for an in-the-ear type hearing aid, and a baglike cover body 13 of a size capable of covering the in-the-ear type hearing aid body (not shown)
is knitted. And the drawstring-like strap 15 is attached to the opening 14 of the cover body 13
and the cover body 13 is knitted with a yarn subjected to a water repellent finish. When using a
hydrophobic fiber as a knit material, it is not necessary to apply a water repellent finish.
Therefore, when this protective cover C is used, the introductory hearing aid main body is
accommodated in the cover body 13 and the strap 15 is closed and inserted into the ear. 16 is a
stopper for a strap. In this protective cover C, since the cover body 13 is knitted with a knitting
yarn made of hydrophobic fibers or fibers subjected to a water repellent treatment, even if a
person who causes an ear drop is repelled by the cover body 13 and protected It does not enter
the cover C and can prevent damage to the electronic circuit of the hearing aid, earphones and
the like. The other actions are similar to those of the above embodiment.
[0011]
Next, FIG. 5 shows another example of a protective cover for an in-the-ear type hearing aid, and
this protective cover D forms an elastic contraction portion 17 in the opening 14 and a cover
body. When attaching the withdrawal cord 18 to 13 and taking it out, only the point that the
withdrawal cord 18 is pulled is different, and the other construction actions are the same as
those of the embodiment described above.
[0012]
As mentioned above, although the embodiment of the present invention has been described in
detail, the specific configuration of the present invention is not limited to this embodiment, and
even if there is a design change or the like within the scope of the present invention. Included in
the present invention.
[0013]
For example, in the protective covers A and B, the cover body 2 is knitted with cotton yarn, but
may be knitted with knitting yarns made of other natural fibers or chemical fibers.
[0014]
As described above, in the hearing aid protective cover according to claim 1 of the present
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invention, since the hearing aid body is covered with the cylindrical cover body, the electronic
circuit of the hearing aid by sweat or water droplets, It is possible to prevent the microphone, the
earphone and the like from being broken.
This effect is remarkable when a knitting yarn composed of a hydrophobic fiber or a fiber
subjected to a water repellent finish to a natural fiber is used as a material of a knit constituting a
cover body.
In addition, when a knitting yarn made of natural fibers is used as the material of the knit, the
cover can absorb sweat, thereby preventing the failure of the hearing aid and preventing the
wear of the wearer and the roughening of the skin.
In addition, since the cover body is formed of a knit so as to provide air permeability to the cover
body, there is no hindrance to sound collection even if the microphone portion is covered with
the cover body, and the function of the air battery There is no negative impact on In addition,
since the cover has elasticity, it can be easily attached to and removed from the hearing aid, and
can be used for various types of ear-hook-type hearing aids. In addition, since the openings are
formed at both ends of the cover body, when replacing the battery or adjusting the volume
control of the hearing aid, or when operating the switch, lift up the end of the cover body to
expose the hearing aid. Can be done. In addition, since the outer periphery of the hearing aid is
covered with a cover body, even if the hearing aid is dropped, a failure can be prevented by its
buffer effect. In the hearing aid protective cover according to the second aspect of the invention,
since the hearing aid portion of the glasses is covered with the cylindrical cover body, the
electronic circuit, the microphone, the earphone, etc. of the hearing aid may be damaged by
sweat or water droplets. Can be prevented. It is more effective to use a knitting yarn composed of
hydrophobic fibers or fibers subjected to water repellent finish as a material of knit. In addition,
when a knitting yarn made of natural fibers is used as the material of the knit, the cover can
absorb sweat, thereby preventing the failure of the hearing aid and preventing the wear of the
wearer and the roughening of the skin. In addition, since the cover body is formed of a knit so as
to provide air permeability to the cover body, there is no hindrance to sound collection even if
the microphone portion is covered with the cover body, and the function of the air battery There
is no negative impact on In addition, since openings are formed at both ends of the cover body,
when replacing the battery, adjusting the volume control of the hearing aid, or operating the
switch, the end of the cover body is lifted up to expose the hearing aid. It can be done by Further,
in the hearing aid protective cover according to claim 3 or 4, since the in-ear hearing aid is
covered with a covering body knitted with a knitting yarn made of a hydrophobic fiber or a fiber
having a water repellent finish, The hearing aid can be protected from earwax. When the in-theear type hearing aid is taken out of the ear, it is possible to pinch and pull out the cord or the
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take-out cord.
[0015]
Brief description of the drawings
[0016]
1 is an explanatory view showing a protective cover for the behind the ear type hearing aid.
[0017]
2 is an explanatory view showing its use state.
[0018]
3 is an explanatory view showing a protective cover for the glasses-type hearing aid.
[0019]
4 is a perspective view showing a protective cover for the in-ear hearing aid.
[0020]
5 is a perspective view showing another example of the protective cover for the in-the-ear type
hearing aid.
[0021]
Explanation of sign
[0022]
A Hearing Aid Cover-B Hearing Aid Cover-C Hearing Aid Cover-D Hearing Aid Cover-1 Hearing
Aid Body 2 Cover Body 3, 3 Openings 10 Glasses 11 Eyeglasses Teeth 12 Hearing Aids 13
Covers 14 Opening 15 Tightening String 17 Elastically shrinkable part 18 Take out string
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