JP3092645U - Lenticular display device - Google Patents

Abstract

(57) [Summary] A display device capable of displaying a fine image and a font of a relatively small font by a simple and efficient method is provided. The invention comprises a display device for displaying and showing at least two successive images, the device comprising at least two wall portions forming a cavity therebetween, at least one of said wall portions. One part forms a row of linear lenses with a lenticular surface, a flat back, a housing 1 and at least one carrier in a cavity capable of accommodating, in use, a substantially planar display. , When the display unit is in the cavity, the pressing unit 8 urges the display unit against the lens 3.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

  The invention is not visible through the display device, especially the lens of the display device. Relates to a display device capable of displaying further changing images. It

[0002]

[Prior art]

  Although a display device for displaying multiple images is a known technique, it has a low resolution and a The position between the playcard or other display and the lens for viewing through the image Since the alignment accuracy is insufficient, it is possible to create detailed images and typefaces with relatively small fonts. It cannot be displayed.

[0003]

[Problems to be solved by the device]

  The purpose of the present invention is therefore to eliminate the above disadvantages in a simple and efficient way. Providing a display device that is minimal, and, at least, widely and generally beneficial It is to provide a display device.

[0004]

[Means for Solving the Problems]

  Therefore, the present invention provides a display device for displaying and displaying at least two consecutive images. And the device has at least two wall portions forming a cavity therebetween, At least one of the wall sections has a lenticular surface and a flat back surface. A housing formed by a single row of linear lenses and inside the cavity during use , At least one carrier capable of accommodating the substantially flat display, and a display Constituted by a pressurizing means for urging the display section against the lens when the section is inside the cavity Has been done.

[0005]   The pressurizing means includes a plurality of rollers and a roller so that the display unit is biased against the lens. Biasing means for biasing the laser are preferably provided.   The pressing unit preferably presses the display unit.

[0006]   Alternatively, the display device further includes a plate provided in the cavity and the plate. And a pressing portion for pressing the plate, which in turn presses the display portion.   The display shall also face the surface of the lenticular lens facing the outside of the housing. Therefore, it is preferable to provide a substantially transparent support sheet that is generally positioned.

[0007]   Lenticular lenses have at least 15 micro-convex lenses per inch Preferably there is.   Display devices preferably have at least 20 micro-convex lenses per inch Good

[0008]   Display devices preferably have at least 30 micro-convex lenses per inch. Good   The display device is further adjustable so that the lens can be moved relative to the display unit. It is preferable to include means.

[0009]   The adjusting means is preferably operable from outside the casing.   The adjusting means includes a rotating shaft having a lens attached thereto, and the adjusting means has the rotating shaft It is preferable to be able to rotate the lens in mind.

[0010]   The display device is further caused to cause a relative movement between the lens and the display unit on a substantially plane. It is preferable that an operating means capable of being provided is provided.   During the relative movement between the lens and the display unit, the guiding means causes the lens and the display unit to be in a substantially parallel relationship. It is preferably provided so as to be maintained.

[0011]

[Embodiment of device]

  A preferred embodiment of the display device of the present invention will be described below with reference to the drawings.   FIG. 1 is a pair of prints, each representing the letter S. The figure on the left is It is displayed with 10 micro-convex lenses per inch. The figure on the right is 1 inch. Is indicated by 30 minute convex lenses. As you can see at a glance, minute convex The clarity of the image depends greatly on the number of mold lenses. Micro-convex lens The larger the number, the clearer the image. However, a large number of small convex lenses are arranged. To align the display or image with the lenticular lens. It is necessary to increase the degree considerably. Make sure the image is out of focus, especially behind the lens The contact between the display and the display must be improved, and the image and lens must be approximately parallel. I won't. Otherwise, the image will be quite distorted.

[0012]   The structure of FIG. 2 achieves the above structure in one form.   In the structure of FIG. 2, the housing 1 is provided by the perimeter frame 2. . Inside the housing 2, a cavity including the following elements is provided. Lentil The regular lens 3 is provided side by side with the display unit that can take the form of the image 4. this Will be described later. Image 4 shows a lenticular lens 3 with the surface facing inward. Placed in contact with each other.

[0013]   A plate 5 is provided in the embodiment of FIG. This is sliding play Is preferred. Sponge between the sliding plate 5 and the image 4 A layer of compression material such as a foam layer can be provided.

[0014]   The pressure unit is provided to bias the image 4 against the lens 3. Example In, the pressurizing part consists of a roller 8 mounted on a suitable carrier 9. The number of rollers may be any suitable number, such as four or six. The roller is, for example, perimeter -In cylinder 11 mounted on backing plate 12 that engages frame 2 The plate 5 is biased by the compression spring 10 housed in the.

[0015]   Also within the housing is a suitable light source 22. Lenticular 3 is fixed in the perimeter frame 2 with a suitable clasp 23, for example. .

In order to reduce distortion of the lens and the image due to the pressure of the spring 10 and the roller 9 as much as possible, it is preferable to provide a substantially transparent front plate in the shape of the clear panel 24. This can be formed of, for example, an acrylic sheet. The acrylic sheet is formed to have an appropriate thickness such as 5 mm or more. The sponge layer helps bring the image 4 closer to the lens 3, for example a sponge layer with a density of 6 kg / m ³ to 25 kg / m ³ and a thickness of 2 mm to 6 mm can be used. The sponge layer is also effective in keeping the pressure between the image and the lens to the minimum necessary to obtain the desired results.

[0017]   Regarding the number of micro-convex lenses provided on the lens 3, for example, a relatively small If a display is required, for example in the range 6 '' x 7 '' to 8 '' x 12 '' Thus, 30 micro-convex lenses can be installed per inch. Also 12 x 17 inches For larger models such as 24 to 36 inches, use 20 micro-convex lasers per inch. Is enough. Larger models have, for example, 10 to 1 per inch. A smaller number, such as a 5 convex lens, may be used.

[0018]   As you can see in the figure, the springs 10 are independent when used, so The pressure is exerted according to the degree of demand at that particular point. Spring pressure is plate 5 Compress the sponge between image 4 and image 4 to allow contact between image 4 and the back of lens 3. Keep it as optimal as possible.

[0019]   The thick panel 24 tends to make the structure more convex due to the use of cavities Can be reduced.   Next, description will be made with reference to FIGS. Lens 3 is attached to the hinge clasp 28. Has been. The hinge clasp 28 is provided by a support 29 mounted on the frame 2. , Supported. This causes lens 3 to rotate about hinge clasp 28. be able to. The mounting bracket 30 is attached to the lens 3 to obtain the adjustment mechanism. Has been. The rotary knob 31 passes through the hole of the mounting bracket 30. Knob 31 is a frame Holds against rotation by being engaged in a suitable position, such as around 2. It

[0020]   The adjustment mechanism is preferably operable from outside the cavity, for example silicone rubber. Engage the main part of the frame 2 that is sealed by the sealing parts 35 and 36 that can be formed by Can be housed in a removable cover plate 32.

[0021]   The adjustment mechanism allows rotational alignment of the image 4 and the lens 3, that is, It is possible to obtain substantially parallelism between the image 4 and the lens 3. The results are shown in Figure 5. The image on the left shows the image with incorrect rotational alignment, and the image on the right shows The same image with the correct rotational alignment is shown.

[0022]   FIG. 6 shows a device for covering a group of black lines. This cover plate 40 It can be moved in the slot in frame 2 and the position between image 4 and lens 3 is flat. Adjust to line. The cover 40 slides and moves along the slot and rotates inside the slot. It is possible to keep the position. After adjustment, move to cover the black line. In motion, a small recess (not shown) is formed on the cover plate 40. The dimple Position of the cover plate when using it by positioning the groove in the frame. You can keep the position.

[0023]   FIG. 7 shows a drive mechanism. The drive mechanism 50 receives an appropriate drive signal. And a motor 51 adapted to rotate continuously during use. Drive cam 53 In order to reduce the rotation speed of the driven drive shaft 52, two sets of step gears are It is provided. The shift gear 54 can be adjusted by a member 55 that can be moved manually. Wear. This is illustrated in detail in FIG. 8 where two gear groups 60 and 61 are shown. It The gear group 60 gradually reduces the speed of the drive shaft, for example, from 4 seconds to 8 seconds. Complete the rotation. The gear chain 61, for example, takes about 16 to 32 seconds per revolution. It is possible to reduce between. Speed is, of course, the speed of the motor And a suitable electronic control unit 65. Electronic control unit 65 has three There is a main part of. One is a pulse generator, which has a fixed capacitor and a variable resistor (V R). By adjusting VR, the pulse frequency changes. Resistance The higher the frequency, the lower the frequency. The pulse is a type of control that controls the duration of the pulse. Entered in the second part with the Immer IC. The adjusted pulse is the power source for the device. Turn on the switch. When pulsed, the power turns on and while the power is on , The motor operates. In addition, the power turns off when the pulse passes. Mo Tar does not stop but slows down because of his inertia. More pulses before stopping Is given, the motor begins to accelerate again. Impulse frequency is high Then, the acceleration time becomes longer, and as a result, the motor rotates faster. And vice versa It Furthermore, the speed obtained by the gear chain 60 and the speed of the gear chain 61 By operating the shifting device 55, the lower gear position 63 and the higher gear position 64 An intermediate gear or roller in the gear chain 62 that can be located between It depends on

[0024]   The cam 53 draws, for example, 4 to 6 micro-convex lenses for one full rotation of the cam. Designed for linear displacement in the image. The cam should move from 4 to 32 seconds per revolution. Image 4 shows one micro-convex lens because it is connected to the drive shaft 52 that rotates with a speed Therefore, it is possible to move at a speed of 2/3 to 8 seconds. The cam follower 70 As shown in FIG. 9, it is provided so as to surround the cam 53. Cam follower plate 5 Is attached to. The cam follower is connected to the cam 53 on the other side 2 There are two chips 71 and 72. As shown in Fig. 9, the diagonal line passing through the moving center point # 0 The distance is constant around the perimeter of the cam. Is the cam in position "A"? When moving from position B to position B, the tip 71 of the cam follower is Move towards the location determined by the parameter. However, the cam , When moving from position “C” to position “D”, insert tip 72 Move the follower back to its initial position. The cam 53 presses the cam follower 70. , The cam follower 70 is firmly fixed to the sliding plate 5 Therefore, the image can be driven vertically and horizontally at a constant speed.

[0025]   Next, FIGS. 10 to 13 will be described. Lenticular lens 3 moves horizontally However, the micro-convex lens operates vertically.   The image is displayed at 80. The image shows the positives of “A”, “B”, and “C” in FIG. Shoot. The image between the positions of "a1" and "a2" from position "A", Take the image between positions "b1" and "b2" from position "B" and then "c1" and "c" Take an image from position "C" from position "C". These are correct on the display unit 4. FIG. 13 shows the result in the case of the vertical arrangement. In the left position, the lens The chicular 3'is, for example, an image containing an image taken from position "B" in FIG. Displayed in the position of the page. In this way, you can see the image of "b2" from "b1" It The image moves and the lenticular 3'is set to the positive position as shown in Figure 13, for example. If it is in the “A” position, the image will be visible from position “A” in FIG. Is displayed in. A large number of continuous images can be obtained by suitably molding the micro-convex lens. Is obtained. At least 12 consecutive images can be obtained. Image on the lens It looks three-dimensional by different angles.

[0026]   Next, FIG. 14 will be described. In order to give the structure substantial weather resistance, Use a silicone seal. However, creating a flow of air within the structure Since it is desirable, vent 90 inside the frame and vent 91 outside the frame respectively Form. These vents are not aligned. Even though the air can flow, At least to prevent rain from infiltrating through the internal vents 90 It is desirable to install the ventilation hole 91 at a low position. Fan 92 moves air Therefore, in particular, it may be provided to aid in cooling. Therefore, when 22 lights come on It is set to turn on.

[0027]   Further, FIG. 15 shows a simple structure. This simple structure is intended for indoor use. The illustrated small device is a cooling fan 92, a light 22, a transformer 93, and a slidey. The ring plate 5 can be removed. Various sealing materials can also be removed is there. The device is battery operated.

[0028]   Image 4 is light but robust and can be driven directly by the mechanism. This structure In construction, the roller 8 alone can directly bias the image. Lenticular The Rahler lens 3 includes a front frame portion 101 and a rear frame portion 10 that can be engaged with each other. It can be seen through the opening 100 in the frame of two. Cam follower part 70 Is directly attached to the image, and between the tips in the cam follower, The cam 53, which operates in almost the same manner, directly drives the image 4.

[0029]   FIG. 16 shows an image moving mechanism of this display device. The cam 53 has the structure described above. Drives a cam follower 70 that essentially replaces the follower and sliding bed . The image is controlled by a pair of guide racks to move the moving image to the required position. It can be matched. The guide sleeve 107 fits into the slot 109 of the plate 107. Induced by a pin 108 operating in. The image holding plate 107 and the guide rack The groove between the slots is less than 0.005 inches, similar to the groove between the guide sleeve and guide pin . This allows sufficient control and enables parallel movement of the image when the cam is pressed. Become.

[0030]   The cover plate 110 covers the opening 111 in the frame portion 101, and prevents the cam 53 from Allow access. By removing the cover plate 101, the arrow 1 in FIG. Remove the cam follower 70 from the cam as shown in 20, and replace the image with the groove in 121. The image can be replaced by pulling in the direction 122 from the hole.

[0031]   In use, the image is formed approximately as shown in FIGS. Also installed in the display. Operate the cam and cam follower to display the image. Can be moved relative to the lens, and as shown in FIGS. , At least the movement of the image can cause the effect of illusion It

[0032]   For those skilled in the art to which the present invention pertains, from the scope of the present invention defined in the appended claims Without departing from the scope, there are many structural changes and examples and applications that are significantly different from the present invention. Can be proposed. The disclosures and explanations here are just examples. However, it is not limited to this.

[0033]

[Effect of device]

  The display device of the present invention provides a high-quality continuous image display function, and has a short, smooth-moving display. It is possible to provide relatively low-cost display devices for advertisements and advertisements that show images Is. The continuous operation motor of this device is a step motor of the structure currently available. It is more suitable for moving the image than the image. The present invention provides continuous images at a wide range of variable speeds. With the display device that displays, natural expression is possible. In this display device, Illustrations can also be seen in 3D by the multiple view function. This will allow you to Demonstrate the object in perspective using Multiple View for rearing A simple and inexpensive device is provided. This display can be used outdoors, The weatherproof feature described in the example allows the display of multiple images and short videos. it can.

[Brief description of drawings]

FIG. 1 shows the difference in resolution when comparing a lens having 30 micro-convex lenses per inch with a lens having 10 micro-convex lenses per inch.

FIG. 2 is a schematic sectional view of a display device according to one preferred embodiment of the present invention.

FIG. 3 is a front view of an adjusting device used in the structure of FIG.

FIG. 4 is a plan view of the structure of FIG.

FIG. 5 shows a comparison of the match between the image and the micro-convex lens. The left image is not aligned and the right image is almost exactly aligned.

FIG. 6 shows a device for covering a group of black lines.

7 illustrates a drive mechanism for use in the structure of FIG.

FIG. 8 shows a gearbox usable with the structure of FIG.

9 shows a cam arrangement used when moving a display unit or an image in the apparatus of FIG.

FIG. 10 shows the 3D effect caused by the operation of the structure.

FIG. 11 also shows a 3D effect by the operation of the above structure.

FIG. 12 also shows a 3D effect by the operation of the above structure.

FIG. 13 also shows a 3D effect due to the operation of the above structure.

14 shows a vent in the frame of the housing used in the structure of FIG. 2 to allow air movement.

FIG. 15 is an exploded view of the alternative display device.

16 shows an image moving mechanism for use in the structure of FIG.

17 is a cross-sectional view of the structure of FIG.

FIG. 18 shows a method of replacing the display of the structure of FIGS. 15 and 16.

19 is a side view showing the arrangement of FIG. 18. FIG.

[Explanation of symbols]

1 ... Housing, 2 ... Perimeter frame, 3 ... Lenticular lens, 4 ... Image display part, 5 ... Plate, 8 ...
Roller, 9 ... Carrier, 51 ... Motor, 65 ... Electronic control device.

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Requantaku             Hong Kong Coulomb Coulomb Bay Ram Hee             Street 21 Metro Center             Second 3 / F unit 9-12             Honor Way Corporation Limited             In the dead (72) Inventor Ryun Yahun             Hong Kong Coulomb Coulomb Bay Ram Hee             Street 21 Metro Center             Second 3 / F unit 9-12             Honor Way Corporation Limited             In the dead (72) Creator Lee Chun Hoon             Hong Kong Coulomb Coulomb Bay Ram Hee             Street 21 Metro Center             Second 3 / F unit 9-12             Honor Way Corporation Limited             In the dead (72) Inventor Mc Saifun             Hong Kong Coulomb Coulomb Bay Ram Hee             Street 21 Metro Center             Second 3 / F unit 9-12             Honor Way Corporation Limited             In the dead

Claims (17)

[Scope of utility model registration request] 1. A display device for displaying and showing at least two consecutive images, comprising at least two wall portions forming a cavity therebetween, at least one of said wall portions being a lenticular surface. And a housing forming a line of linear lenses having a flat back surface, at least one carrier in the cavity capable of accommodating a substantially planar display in use, and the display in the cavity. In some cases, the lenticular display device is configured by a pressurizing unit that biases the display unit against the lens. 2. The lenticular display device according to claim 1, further comprising a plurality of rollers, and a pressurizing unit including a biasing unit for biasing the roller so that the display unit is biased against the lens. .. 3. The lenticular display device according to claim 2, wherein the pressing unit presses the display unit. 4. A plate provided in the cavity,
The lenticular display device according to claim 2, further comprising a pressurizing unit that presses the plate, and the plate sequentially presses the display unit. 5. The lenticular display device according to claim 3, further comprising a substantially transparent support sheet which is substantially positioned with respect to the surface of the lenticular lens facing the outside of the housing. 6. The lenticular display device according to claim 1, wherein the lenticular lens has at least 15 minute convex lenses per inch. 7. The lenticular display device according to claim 6, wherein there are at least 20 micro-convex lenses per inch. 8. The lenticular display device according to claim 7, wherein there are at least 30 micro-convex lenses per inch. 9. The lenticular display device according to claim 1, further comprising adjusting means for moving the lens relative to the display unit. 10. The lenticular display device according to claim 9, further comprising adjusting means operable from the outside of the casing. 11. There is a rotating shaft to which a lens is attached,
10. The lenticular display device according to claim 9, further comprising adjusting means capable of rotating the lens about the rotation axis. 12. The lenticular display device according to claim 1, further comprising an operating means capable of causing a relative movement between the lens and the display section on a substantially flat surface. 13. The lenticular display device according to claim 12, further comprising guide means for maintaining the lens and the display unit in a substantially parallel relationship during relative movement between the lens and the display unit. 14. The lenticular display device according to claim 1, further comprising an operating means including a motor and a control means for adjusting a speed of the motor. 15. The lenticular display device according to claim 1, further comprising adjusting means capable of making the display unit and the lens substantially parallel to each other. 16. The lenticular display device of claim 1, wherein up to 12 consecutive images can be seen. 17. The lenticular display device according to claim 1, wherein the visual image looks three-dimensional.