JPH08237575A - Head mounted video display device - Google Patents

Abstract

PURPOSE: To obtain a head mounted video display device which is capable of adjusting the support means of the video display device so as to conform to the sizes and shapes of the head parts and noses of various kinds of people and which can be easily, sanitarily and alternately used by many people. CONSTITUTION: In this head mounted video display device, the electric circuit 9 connected with a video reproducing device 13 is arranged. The mounting of the device is performed by wearing a cap 12 provided with a connection connector part 11 at the end of the wiring 10 extending from the electric circuit 9 by a person, connecting the connection connector part 11 provided on the visor 12a of the cap 12 and the connector provided at the center part of the holding tool 3 of a device main body 1 and holding the visor 12a of the cap 12 by the holding tool 3. On the rear surface of the device main body 1, the nose pad composed of cushion material, etc., is arranged.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is a head-mounted type which is detachably attached to an observer's head and is used to directly project an observed image on a retina in the eyeball of the observer in an enlarged manner. The present invention relates to a video display device.

[0002]

2. Description of the Related Art Generally, an apparatus for observing an image by mounting it on the head is worn either by wearing glasses or by wrapping around the head and holding it in front of both eyes of an observer. The image displayed on the image display device can be observed through the optical system located. Such a head-mounted image display device is used for various purposes. For example,
There are cases where an individual enjoys observing an image, or an individual observes an image using a dedicated head-mounted image display device in a place where a large number of people gather such as a theater or an amusement park.

[0003]

However, as described above, there is no problem when an image is enjoyed by an individual, but when such a head-mounted image display device is used in a theater or the like, one device is used. Will be used by many different people. That is, people of various shapes and sizes, from adults to children, use one device. Therefore,
If it is not possible to devise a method of supporting the device so that it fits the shape and size of all people's heads, it will not be possible to observe the image in the optimal state. The significance of existence is lost.

However, in order for all persons to be able to optimally wear one head-mounted image device, even with regard to the length of the circumference of the head, a variation range of about 150 mm is assumed and the device It is necessary to design the supporting means, and in reality, it is difficult to design such supporting means. Further, in the conventional device disclosed in Japanese Unexamined Patent Publication No. 5-183839 shown in FIG. 14, since the nose pad 100 can be moved in the left-right direction, the position of the nose of the face cannot be adjusted. However, it is impossible to adjust the amount of protrusion that can correspond to the size and height of each nose, and it is said that especially nose people such as children with small noses and Westerners can not wear the device. There is inconvenience.

Furthermore, it has been pointed out that the conventional head-mounted image display device of this type has a large weight, which imposes a biological burden on the head. It was necessary to consider the weight balance. The reason for the increase in the weight of this device is that the optical system used due to the increase in the angle of view becomes larger, and the electric circuits such as the drive circuit of the liquid crystal shutter and the liquid crystal display element, the speaker drive circuit, and the like are incorporated. It is pointed out that the exterior of the device body has become large and that a heavy member has to be used to maintain its strength.

Therefore, as shown in FIG.
In order to keep the weight balance of the device and reduce the biological burden on the head due to the support of the device, the electric circuit 102 is located behind the device when the device is worn. However, in this case, what connects the electric circuit 102 to the liquid crystal display element substrate 103 and the speaker 104 arranged near the optical system is the flexible substrate 10.
Although they are connected by means of 5 (or cords), in order to fill these inside the exterior of the device 101, it was necessary to deform or bend the substrate 105 so as to fit the outer shape of the device 101. Such wiring is not preferable because it may cause disconnection or the like and may cause a malfunction of the device.

In view of the above-mentioned problems of the prior art, the present invention enables adjustment of the supporting means of the image display device so as to suit the sizes and shapes of various human heads and noses.
It is an object of the present invention to provide a head-mounted image display device in which all people can easily and hygienically wear such an image display device and observe an image in an optimum state. Another object of the present invention is to provide a safe head-mounted image display device capable of suppressing the occurrence of problems such as disconnection of wiring connecting each member inside the image display device body.

[0008]

In order to achieve the above object, the head mounted image pickup device according to the present invention has the following features.

The invention according to claim 1 of the present invention is a head-mounted image display apparatus main body for projecting an image into an observer's eyeball, and the head-mounted image display apparatus main body on an observer's head. In a head-mounted image display device having a supporting means which can be covered and supported, the supporting means includes an electric circuit section,
The supporting means and the head-mounted image display device main body are engaged with each other, and the attaching / detaching means is integrally or separately provided with the supporting means, and is driven by the electric circuit unit or the electric circuit. And at least one set of connection connectors electrically connected to one end of the component.

The invention according to claim 2 of the present invention is a head-mounted image display apparatus main body for projecting an image into an eyeball of an observer, and the head-mounted image display apparatus main body on an observer's head. A head-mounted image display device comprising: a supporting means for supporting the head-mounting image display apparatus main body; and a detachable means for detachably attaching the head-mountable image display apparatus main body to the support means. The wearable image display device main body and the supporting means can be engaged with each other, and the supporting means can cover the head of an observer, and the attaching / detaching means is attached to the supporting means. It is characterized in that a projecting portion for doing is provided.

The invention according to claim 3 of the present invention is a head-mounted image display device main body for projecting an image into an observer's eyeball, and the head-mounted image display device main body on an observer's head. A head-mounted image display device, comprising: a support device for supporting the head-mounted image display device; and a detachable device for detaching the head-mounted image display device main body and the support device. Both of the apparatus main body and the support means capable of covering the head of the observer are provided with at least one or more sets of the attachment / detachment means which can be attached and engaged by being combined with each other.

[0012]

Therefore, according to the first aspect of the present invention, it is possible to install the wiring for connecting the respective members inside the apparatus without bending the flexible substrate or the cord, and to connect the electric circuit to the observer's head. With this arrangement, the biological burden due to the weight applied to the front of the face is reduced, the weight balance of the entire head mounted provisional image display device is improved, and a comfortable wearing feeling of the device is obtained. Further, it is possible to prevent the apparatus body and its supporting means from coming into direct contact with the head, which is hygienic. Furthermore, since the supporting means of the device can cover the head of the observer, stable support of the device is possible.

According to the second aspect of the present invention, it is possible to prevent the head-mounted provisional image display device main body and its supporting means from directly contacting the head of the observer, which is hygienic. or,
Since the support means of the device can cover the head, stable support of the device is possible.

According to the third aspect of the present invention, it is possible to prevent direct contact between the head-mounted temporary image display device main body and its supporting means and the head of the observer, which is hygienic. or,
The head of the device can be covered with the supporting means of the device, and the attaching / detaching means that can be engaged and disengaged is provided on both the supporting means and the display device main body. Can be supported.

Further, according to the present invention, a head-mounted image display device main body for projecting an image into the observer's eyeball and a support for supporting the head-mounted image display device main body on the observer's head. A head-mounted image display device main body, and a detachable device for attaching and detaching the head-mounted image display device main body and the supporting means. At least one hook-shaped attaching / detaching means capable of engaging the supporting means is provided, and the supporting means can cover the head of the observer, and the projecting portion and the above-mentioned A hole for engaging the attaching / detaching means is provided at a position corresponding to the engaging position of the attaching / detaching means. Therefore, it is possible to prevent direct contact between the head-mounted provisional image display device main body and its supporting means and the observer's head, which is hygienic. Further, the head of the device can be covered with the supporting means of the device, and a plurality of attaching / detaching means are provided, so that the device is excellently engaged and the device can be stably supported.

Further, according to the present invention, a head-mounted image display device main body for projecting an image into an eyeball of an observer, and a supporting means for supporting the head-mounted image display device on the observer's head. In the head-mounted image display device having the above, a replaceable or position-adjustable nose pad is provided in the center of the back surface of the head-mounted image display device body supported by the observer's nose. Therefore, it is possible to reduce the direct contact of the device body with the observer's face and head. Moreover, since the position of the nose pad is adjustable, a good wearing feeling can be obtained. Moreover, the nose pad can be easily replaced, which is very hygienic. Also, if a large number of replacement nose pads are prepared, all people can wear one device in an optimal condition in turn. It will be possible.

Further, in the head-mounted image display device of the present invention, the supporting means of various sizes are provided so as to correspond to the shapes and sizes of the heads of a plurality of observers,
Further, these supporting means can be easily replaced. Further, the adjusting means can adjust the head width of each observer. Therefore, by exchanging the supporting means and adjusting the adjusting means, a single head-mounted image display device main body can be alternately used by a plurality of observers in an optimum state.
Further, it is possible to sufficiently cope with the simple supporting means without adopting the shape of the supporting means of the device which is difficult to design.

[0018]

The present invention will be described in detail below with reference to the illustrated embodiments.

First Embodiment FIG. 1A is a perspective view showing the structure of a head-mounted image display apparatus body according to this embodiment. As shown in the figure, inside the apparatus main body 1 of the present embodiment, a liquid crystal display element for displaying an image (not shown), a liquid crystal shutter, and an optical for guiding the image displayed on the liquid crystal display element to an eyeball of an observer. One system is provided for each. Diopter adjustment dials 2a and 2b for adjusting the diopter of the optical system are provided on the upper surface of the apparatus main body 1, respectively. Further, a clip-shaped holder (supporting means) 3 is provided at the center of the upper surface of the apparatus body 1. This clip-shaped holder 3 is shown in FIG.
As shown in FIG.
Is provided. Further, the connector 3a is wire-connected to the liquid crystal display element, the liquid crystal shutter, or the like.

FIG. 2 is a rear view of the head-mounted image display apparatus body of this embodiment. As shown in the figure, the left and right observation windows 4a provided on the apparatus main body 1 for an observer to view an image,
A recess 5 for arranging a nose pad, which will be described later, is provided in the lower center between 4b, and holes 6a, 6b for locking and retaining the nose pad are provided on both sides of the recess 5. They are provided respectively. In addition, behind the observation windows 4a and 4b,
Optical systems 7a and 7b for guiding an image displayed on a liquid crystal display element (not shown) to the left and right eyes of an observer are respectively arranged.

FIG. 3 is a perspective view showing the structure of a nose pad attached to the apparatus body 1. The nose pad 8 is formed of a soft material having elasticity such as a cushion material, a sponge material, synthetic rubber or synthetic resin. Furthermore,
Protrusions 8a and 8b made of a plastic material or the like are provided on the left and right sides of the nose pad 8 at the rear thereof, respectively. The tip portion of the nose pad 8 is abutted against the recess 5 on the back surface of the apparatus body 1 shown in FIG.
Of the projections 8a and 8b of the device are holes 6a and 6b of the apparatus body 1, respectively.
And is attached to the apparatus main body 1. Therefore,
The nose pad 8 can be easily attached to and detached from the device body 1. FIG. 4 is a diagram showing a state in which the nose pad 8 is attached to the apparatus main body 1.

FIG. 5 is a perspective view showing a state where an observer wears the head-mounted image display device of this embodiment. The observer wears the hat 12 in which the electric circuit 9 connected to the video reproducing device 13 is arranged, and the connection connector portion 11 is provided at the end of the wiring 10 extending from the electric circuit 9, and the eaves 12a of the hat 12 is covered. Connector section 1 provided in
1 and the connector 3a provided in the central portion of the holder 3 of the apparatus main body 1 shown in FIG. 1 (a) are connected, and the eaves 12a of the hat 12 is sandwiched by the holder 3 so that the observer can see the image. The display device can be arranged in front of the eyeball, and the image can be observed.

Further, at this time, since the above-mentioned nose pad 8 is attached to the back surface of the device body 1, when the observer actually wears the image display device, the device body 1 is removed from the observer's face. The observer's forehead, cheeks, and nose do not come into direct contact with the apparatus body 1, and the nose pad 8 is made of a cushioning material having a high elasticity. Can enjoy a comfortable fit. Further, since the nose pad 8 can be easily replaced, various people can alternately use one image display device main body by preparing a plurality of nose pads 8 having different sizes and shapes. it can. Further, since the nose pad 8 is formed of the above-mentioned material, it can be disinfected and sterilized, which is hygienic. In addition, the nose pad 8 may be disposable for hygienic use.

The electric circuit 9, the wiring 10 and the connector portion 11 are all attachable to and detachable from the cap 12.
The hat 12 is made of a material that can withstand high temperature sterilization.
Further, the hat 12 may be disposable. Furthermore, by preparing a plurality of sizes for the hat 12, it becomes possible to accommodate observers of various head shapes and sizes, and the observer of a size suitable for himself / herself. Optimal image observation is possible by using a hat.

Further, when the electric circuit 9 or the like is arranged on the hat 12 and is connected to the apparatus body 1, the wiring 10 is not bent in an unreasonable state to apply a load, so that the wiring connection is short-circuited. There is no such a problem, and it is possible to safely and satisfactorily observe the image. Further, since the electric circuit 9 is arranged on the hat 12, the electric circuit 9 is located on the observer's head, which is convenient for maintaining the weight balance of the apparatus.

As described above, according to the head-mounted image display device of this embodiment, the observer can use the image display device without worrying about the shape and size of his / her head and nose. You can Further, since the apparatus body is mounted via the hat and the nose pad, the apparatus body is not in direct contact with the observer's head or face, which is hygienic. Further, the apparatus of this embodiment adopts a mounting method in which the cap is capped and the apparatus main body is clipped to the cap, so that the image display apparatus can be easily mounted at the optimum position.

Second Embodiment FIG. 6 (a) is a rear view of the head-mounted image display apparatus body according to this embodiment, and FIG. 6 (b) shows the structure of a nose pad used in this embodiment. FIG. As shown in FIG. 6A, a deep recess 22 for arranging a nasal pad described later is provided between the left and right observation windows 4a and 4b at the lower center of the device main body 21 of the present embodiment. Further, elongated holes 22a and 22b, which are elongated in the depth direction and pass through the shaft provided in the nose pad, are provided on both side surfaces of the recess 22, respectively. Reference numeral 23 denotes a dial described later. As shown in FIG. 6B, the nose pad 24 is constructed by bonding a cushion material 24b to the inside of a base 24a made of a plastic material, a metal material, a synthetic resin, or the like. Further, instead of the cushion material 24b, a sponge material, synthetic rubber, synthetic resin or the like may be used. Further, gears A and B and shafts 25a and 25b penetrating the gears A and B are provided on the left and right sides of the base 24a of the nose pad 24, respectively.

FIG. 7 shows how the nose pad 24 is attached to the apparatus main body 21. FIG. 7 is a diagram showing a state where the apparatus main body 21 is viewed from below. Nose pad 2 as shown
The shafts 4a and 4b are fitted and attached to the long holes 22a and 22b provided in the recess 22 of the apparatus main body 21, respectively, so that the shafts 4a and 4b can be moved horizontally in the direction of the arrow in the figure.

Next, a method for moving the nose pad 24 will be described with reference to FIGS. FIG. 8B is a sectional view showing a state in which the apparatus main body 21 of this embodiment is cut along a plane parallel to the bottom surface thereof. The nose pad 24 is the device body 2
Shaft 2 mounted on the nose pad 24 when attached to No. 1
The gear A, which is rotatably connected to the shaft 5a, comes to mesh with the dial 23 provided inside the exterior of the apparatus main body 21 (see FIG. 8A), while being rotatably connected to the shaft 25b at the other end. The gear B is engaged with the mountain-shaped rail 26 provided inside the exterior of the apparatus body 21 (see FIG. 8C). Then, the device main body 21 of the dial 23
When the observer manually rotates the portion protruding from the exterior of the device, both the shaft 25a and the shaft 25b move back and forth in the depth direction of the device main body 21 along the aforementioned long holes 22a and 22b, and the nose pad Similarly, 24 also moves back and forth in the depth direction of the apparatus main body 21. In this embodiment, the structure of the device is the same as that of the device of the first embodiment except the structure of the rear surface of the device body 21.

Therefore, when mounting the apparatus of this embodiment,
Like the device of the first embodiment, the device main body 2 after the cap is put on
Put 1 on the eaves of the hat. Then, by rotating the dial 23, the nose pad 24 is moved back and forth along the depth direction so that the nose pad 24 is adjusted to an optimal position according to the size and height of the observer's own nose. be able to. Therefore, even a person with a high nose, such as a Westerner, can easily wear the device and obtain an optimal wearing feeling.

Third Embodiment FIG. 9 is a perspective view showing the structure of a head-mounted image display apparatus according to this embodiment. As shown in this figure, connector parts 32a and 3 are provided on the left and right side surfaces of the device main body 31 of this embodiment, respectively.
2b is provided. In addition, a cross-sectional view showing the structure of the connector portion 32a is shown in the circle in the figure. The internal structure of the device body 31 and the method of adjusting the diopter are the same as those shown in the first embodiment, and the back surface of the device body 31 and the nose pad arranged therein are not particularly shown. The configuration shown in the first embodiment or the second embodiment is adopted.

FIG. 10 is a diagram for explaining a method of attaching / detaching the apparatus body 31 and the cap 37. As shown in the figure, electric circuits 34a and 34b are arranged at the left and right positions of the cap 37, and wirings 35a and 35b connected to the electric circuits 34a and 34b are provided on the eaves 37 of the cap 37.
connection connector parts 36a, 3 provided at the left and right ends of a
6b is connected. And, in the device of the present embodiment,
The connectors 32a and 32b of the device main body 31 are attached to the cap 37, respectively.
It is adapted to be connected to the connection connector portions 36a, 36b provided on the. Therefore, the observer wears the hat 37 and connects the connectors 32a and 32b of the apparatus body 31 to the connection connectors 36a and 36b provided on the hat 37 so as to hang the apparatus body 31, thereby mounting the image display apparatus. Retention is complete.

Also in the apparatus of this embodiment, the electric circuits 34a and 34b, the wirings 35a and 35b, and the connecting connector portions 36a and 36b are all detachable from the cap 37. It is similar to the case of. Further, the cap 37 is made of plastic, and by preparing various sizes of the cap 37, people having various head shapes and sizes can use this one apparatus main body for general purpose. Further, since the wirings 35a and 35b are not bent in an unreasonable state and a load is not applied, there is no problem such as a short-circuited wiring connection, and good image observation can be performed.

As described above, according to the head-mounted image display device of this embodiment, the observer uses the image display device without being concerned about the shape and size of his / her head and nose. be able to. Further, since the apparatus body is attached via the hat and the nose pad, the apparatus body is sanitary without directly contacting the observer's head or face. Since this hat is made of a plastic material, it can be repeatedly sterilized and disinfected, so that it can be repeatedly used by a plurality of people and is economical. Further, since the wiring of the electric circuit or the like is provided without load, there is no problem due to the short circuit of the wiring, and the electric circuit is arranged so as to be located on the observer's head, so that the weight balance of the device is well maintained. be able to.

Fourth Embodiment FIG. 11 is a perspective view for explaining the structure of the head-mounted image display apparatus main body according to the present embodiment and the method for attaching and detaching the same. As shown in the figure, a connection connector (convex portion) 42 is provided in the upper center portion of the back surface of the device body 41 of this embodiment, and the left and right ends of the device body 41 are fixed to a cap 45 described later. Support belts 43 and 44 are provided. The material of the support belts 43 and 44 may be cloth, synthetic leather, leather or synthetic resin. Also, the support belt 4
Velcro tape 43 is provided on the back side of the open end side of each of 3,44.
a and 44a are provided. On the other hand, a connection connector (recess) 46 is provided in the front portion of the cap 45 a of the cap 45, and the connection connector 46 is connected by a cord 47 to an electric circuit 48 arranged on the side surface of the cap 45. Further, magic tapes 49 and 50 for connecting the above-mentioned support belts 43 and 44, respectively, are provided on both left and right side surfaces of the hat 45. In addition, the internal configuration of the apparatus main body 41 of the present embodiment and other configurations other than the above are
It is constructed similarly to the embodiment or the second embodiment.

Since the head-mounted image display device of this embodiment is constructed as described above, the observer first looks at the hat 45.
Put on the cap and attach the connector 42 of the device body 41 to the cap 45.
The video display device can be attached by connecting the velcro tapes 43a and 44a of the support belts 43 and 44 to the velcro tapes 49 and 50 provided on the hat 45, respectively. The support belts 43 and 44 are configured so that the portions to which the magic tapes 43a and 44a are applied are soft so as to form a lube, and the other portions are rigid so as to bear the weight of the apparatus main body 41. Also, the magic tape 43
The area where a, 44a, 49, 50 is provided is not specified, but if this area is made as large as possible, the adhesion will be simple and it will be possible to adjust the size according to the size of the head. become. Further, the larger the area, the more convenient it is to hold the apparatus main body 41 stably.

Therefore, even with the head-mounted image display device of this embodiment, the observer can wear the device body without worrying about the size and shape of the head and nose. Moreover, the device can be easily installed by anyone since the device can be installed only by attaching the magic tape after wearing the hat. In addition, it is very hygienic because the apparatus main body is attached through the cap and nose pad without directly contacting the observer's head and face. Further, also in the device of the present embodiment, since the wiring such as the electric circuit is provided without load,
There is no problem due to the short circuit of the wiring, and the weight balance of the device is improved by disposing the electric circuit on the head.

Fifth Embodiment FIG. 12A is a perspective view showing the structure of a head-mounted image display device according to this embodiment. As shown in the figure, in this embodiment, above the left and right eye positions on the upper surface of the apparatus main body 51, a belt 53 having connection connector portions 53a and 54a each having a locking portion and a cord connecting portion, 54 is provided. Further, earphones 55a and 55b are connected to the left and right side surfaces of the apparatus main body 51, respectively. The internal configuration of the apparatus main body 51 and other configurations than the above are the same as those of the first or second embodiment.

As shown in the figure, the cap 56 is constructed in a frame structure in which plastic belts (belts X, Y, Z) are combined. From the zenith of the hat 56, two belts 56 holding the connecting cord inside
a and 56b are provided and their belts 56a and 56b are provided.
The connection connector portions 53a and 53b are provided at the tips of b, respectively.
Connection connector parts 57 and 58 for connecting to and holding the device main body 51 are provided. An electric circuit 59 connected to the connecting cords inside the belts 56a and 56b is provided on the belt Y so that the electric circuit 59 is located on the back of the head when the observer puts on the hat 56. Has become. Furthermore, as shown in FIG. 12 (b), the distal end portion of the belt Y is provided with a plurality of protrusions Y _1, a plurality of holes provided with the protrusion Y ₁ to the other end of the belt Y Y ₂
By fitting the belt Y and locking the belt Y, the observer can wear it according to the size of his / her head. Similarly, the hole portion Z ₁ for connecting the belt Y and the belt Z also fitting the protrusion Y ₁ in the belt Z is provided at least one or more.

FIG. 13 is a perspective view showing how an observer wears the device of this embodiment. First, the observer wears a skeleton-shaped cap 56 on the head according to the size of the head. The size adjustment at this time is performed by changing the corresponding positions of the protrusion Y ₁ and the hole Y ₂ of the belt Y and the hole Z _{1 of the} belt Z, as described above. Then, the connection of the image display device is completed by connecting the connection connector portions 53a and 54a on the apparatus main body 51 side and the connection connector portions 57 and 58 on the hat 56 side, respectively. Further, by using the above-mentioned earphone, it is possible to simultaneously provide audio in addition to video.

As described above, the apparatus of this embodiment can be worn by anyone regardless of the size and shape of the head and nose,
Also, the mounting method is very simple as described above. or,
Since the cap 56 is made of a replaceable and sterilizable plastic material, it is sanitary even when repeatedly used by many people in a public place. Further, since the cap 56 has a skeleton shape, it is well ventilated, and the head of the observer does not get stuffy, and a very comfortable wearing feeling can be provided. Furthermore, also in the apparatus of this embodiment,
Since the wiring of the electric circuit or the like is provided without a load, there is no problem due to the short circuit of the wiring, and the weight balance of the device is good by disposing the electric circuit on the head.

In the apparatus of each of the above embodiments, the electric circuit is arranged in the cap, but this electric circuit can be arranged inside the main body of the head-mounted image display device.
In addition, although earphones and the like are not provided in the devices other than the fifth embodiment, by providing the earphones and the like, sound can be obtained at the same time as the image.

Further, the head-mounted image display device according to the present invention has the following features in addition to the features described in the claims as described above.

(1) A head-mounted image display device main body for projecting an image into the observer's eyeball, and a supporting means for supporting the head-mounted image display device main body on the observer's head,
In a head-mounted image display device having a detachable means for detachably attaching the head-mounted image display device body and the supporting means, the head-mounted image display device body is provided with the supporting means. At least one hook-shaped attachment / detachment means that can be engaged is provided, and the support means can cover the head of an observer, and both ends thereof are
A head-mounted image display device, characterized in that a protrusion and a hole for engaging the attaching / detaching means are provided at a position corresponding to an engaging position of the attaching / detaching means.

(2) It has a head-mounted image display device main body for projecting an image into the eyeball of the observer, and support means for supporting the head-mounted image display device on the observer's head. In the head-mounted image display device, a replaceable or position-adjustable nose pad is provided at the center of the back surface of the head-mounted image display device body supported by the nose of the observer. Head-mounted video display device.

[0046]

As described above, in the head-mounted image display apparatus according to the present invention, since the image display apparatus body is attached via the hat and the nose pad, the image display apparatus body is attached to the observer's head or face. Since the cap and nose pad are exchangeable and can be sterilized and disinfected, a large number of people can alternately use one device hygienically. Further, by preparing a plurality of types of hats and nose pads having different shapes and sizes, it becomes possible for a person having any size and shape of head and nose to wear the image display device in an optimum state. .

[Brief description of drawings]

FIG. 1A is a perspective view showing a configuration of a head-mounted image display device body according to a first embodiment of the present invention, and FIG.
FIG. 6 is a diagram showing a configuration of a holder provided in the device shown in FIG.

FIG. 2 is a rear view of the head-mounted image display device body of the first embodiment.

FIG. 3 is a perspective view showing the configuration of a nose pad attached to the head-mounted image display device body of the first embodiment.

FIG. 4 is a diagram showing a state in which the nose pad shown in FIG. 3 is attached to the back surface of the head-mounted image display device body of the first embodiment.

FIG. 5 is a perspective view showing a state where an observer wears the head-mounted provisional image display device of the first embodiment.

FIG. 6A is a rear view of the head-mounted image display device body according to the second embodiment of the present invention, and FIG. 6B is a cross-sectional view showing the configuration of the nose pad used in the second embodiment. It is a figure.

FIG. 7 is a view of the head-mounted image display apparatus body of the second embodiment as viewed from below.

8A is a diagram showing a state of meshing between the gear A and the dial 23 when the nose pad 24 is attached to the apparatus main body 21, and FIG. 8B is a head-mounted image display according to the second embodiment. Sectional drawing which shows the state which cut | disconnected the apparatus main body by the surface parallel to the bottom face, (c) is a figure which shows a mode that the gear B and the rail 26 mesh when the nose pad 24 is attached to the apparatus main body 21. As shown in FIG. .

FIG. 9 is a perspective view showing a configuration of a head-mounted image display device body according to a third embodiment of the present invention.

FIG. 10 is a diagram for explaining a method of attaching / detaching the head-mounted image display device main body and the hat according to the third embodiment.

FIG. 11 is a diagram for explaining a configuration of a head-mounted image display device body and a method for attaching and detaching the same according to a fourth embodiment of the present invention.

FIG. 12A is a perspective view showing the configuration of a head-mounted image display device according to a fifth embodiment of the present invention, and FIG.
FIG. 6 is a diagram for explaining a method of attaching and detaching the device shown in FIG.

FIG. 13 is a perspective view showing a state where an observer wears the head-mounted provisional image display device of the fifth embodiment.

FIG. 14 is a perspective view showing a configuration of a conventional head-mounted image display device.

FIG. 15 is a perspective view showing a configuration of a conventional head-mounted image display device.

[Explanation of symbols]

1, 2, 31, 31, 41, 51 Device main body 2a, 2b Diopter adjustment dial 3 Holder 3a Connector 4a, 4b Observation window 5,22 Recess 6a, 6b Hole 7a, 7b Optical system 8,24 Nose pad 8a, 8b Projection portion 9, 34a, 34b, 59 Electric circuit 10, 35a, 35b Wiring 11, 36a, 36b Connection connector portion 12, 37, 45, 56 Cap 12a, 37a, 45a Eaves 13 Video reproducing device 22a, 22b Long hole portion 23 Dial 24a Base 24b Cushion material 25a, 25b Shaft 26 Rail 32a, 32b Connector part 42, 46, 53a, 54a, 57, 58 Connection connector part 43, 44 Support belt 43a, 44a, 49, 50 Magic tape 47 Code 53, 54 , 56a, 56b Belt 55a, 55b Earphone A, B gear , Y, Z belt Y ₁ protrusion Y _2, Z ₁ hole

Claims (3)

[Claims] 1. A head-mounted image display device main body for projecting an image into an eyeball of an observer, and a support means capable of covering and supporting the head-mounted image display device main body on the observer's head. In the head-mounted image display device, the support means includes an electric circuit section, the support means and the head-mounted image display device main body are attached to each other, and the support means is integrated with or separate from the support means. A detachable means formed on the body, and at least one set of connection connectors electrically connected to one end of the electric circuit section or a component driven by the electric circuit. Head-mounted video display device. 2. A head-mounted image display apparatus main body for projecting an image into an observer's eyeball, a support means for supporting the head-mounted image display apparatus main body on an observer's head, and In a head-mounted image display device having a head-mounted image display device main body and an attaching / detaching means for attaching / detaching the supporting means, the attaching / detaching means is the head-mounted image display device main body and the support. The supporting means is capable of covering the head of an observer, and the supporting means is provided with a protrusion for attaching the attaching / detaching means. A head-mounted image display device characterized by being installed. 3. A head-mounted image display device main body for projecting an image into an observer's eyeball, a support means for supporting the head-mounted image display device main body on an observer's head, and In a head-mounted image display device having a head-mounted image display device main body and an attaching / detaching means for attaching and detaching the supporting means, the head-mounted image display device main body and an observer's head are provided. A head-mounted image display device, characterized in that at least one set of the attaching / detaching means which can be attached by being combined with each other is provided on both of the support means which can be covered.