WO2004114258A1 - 画像表示装置 - Google Patents
画像表示装置 Download PDFInfo
- Publication number
- WO2004114258A1 WO2004114258A1 PCT/JP2004/008848 JP2004008848W WO2004114258A1 WO 2004114258 A1 WO2004114258 A1 WO 2004114258A1 JP 2004008848 W JP2004008848 W JP 2004008848W WO 2004114258 A1 WO2004114258 A1 WO 2004114258A1
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- WO
- WIPO (PCT)
- Prior art keywords
- frame
- image display
- display device
- reinforcing
- pair
- Prior art date
Links
- 239000000758 substrate Substances 0.000 claims abstract description 117
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 104
- 230000002787 reinforcement Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
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- 230000037431 insertion Effects 0.000 claims description 2
- 239000012780 transparent material Substances 0.000 claims 1
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- 238000010168 coupling process Methods 0.000 abstract 1
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- 238000006073 displacement reaction Methods 0.000 description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 208000016169 Fish-eye disease Diseases 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 238000009125 cardiac resynchronization therapy Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000002772 conduction electron Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 229910000846 In alloy Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
- H01J31/123—Flat display tubes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/313—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being gas discharge devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/10—AC-PDPs with at least one main electrode being out of contact with the plasma
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2329/00—Electron emission display panels, e.g. field emission display panels
- H01J2329/86—Vessels
- H01J2329/8625—Spacing members
Definitions
- the present invention relates to an image display device, and more particularly, to a flat image display device provided with a reinforcing frame.
- CRT cathode ray tubes
- Such an image display device uses a liquid crystal display (hereinafter referred to as a liquid crystal display) that controls the intensity of light using the orientation of the liquid crystal.
- a liquid crystal display hereinafter referred to as a liquid crystal display
- An LCD a plasma display panel (hereinafter referred to as a PDP) that emits phosphors using ultraviolet light from plasma discharge, and a field that emits phosphors using an electron beam from a field emission electron-emitting device.
- PDP plasma display panel
- F Ludmission Day Display
- a surface conduction electron emission display (hereinafter, referred to as E D), which emits a phosphor by a child beam of a surface conduction electron emission device.
- an FED or SED generally has two substrates that are opposed to each other with a predetermined gap, and these substrates constitute an envelope by joining peripheral members together.
- the thickness of the envelope can be reduced to about several meters, and it is used as a display for today's TV computers. It is possible to achieve thinner and thinner than conventional CRTs, and to achieve power savings.
- the size of the image display device has increased, the size of the plate constituting the envelope has also increased.
- the strength of the envelope decreases, the resonance frequency decreases, and the weight increases. Therefore, in order to increase the mechanical strength of the envelope, a structure in which a reinforcing frame is attached to the rear surface of the rear substrate has been proposed.
- Japanese Patent Application Publication No. 2000-110493 discloses a structure in which, as a frame, a metal plate having substantially the same size as the rear substrate is attached to the entire rear surface of the rear substrate. ing. Japanese Patent Laid-Open No. 11 _ 1 4 6 3
- No. 05 proposes a structure in which a rectangular frame-shaped metal frame is fixed along the outer surface of the back substrate along the edge.
- the entire display device becomes heavy and thick, which hinders the display device's original purpose of being lightweight and thin. Become.
- the rate of improvement in the strength of the display device is lower than the rate of increase in weight and the like.
- the present invention has been made in view of the above points, and an object of the present invention is to provide an image display device which can maintain a sufficient mechanical strength with minimum reinforcement and can be made thin and light. And.
- the enclosure has a surface plate having a display surface and a rectangular back substrate opposed to the U-surface plate of the eye, and an enclosure attached to the outer surface of the back substrate and And a reinforcing frame that reinforces the enclosure,
- An image display device includes an m-plane plate having a surface, a peripheral surface provided with a rectangular rear substrate opposed to the front substrate, and an upper back ttf. And a reinforcing frame attached to the outer surface of the substrate to supplement and strengthen the envelope.
- the capture frame includes a pair of 'first frame portions extending substantially in parallel with the long side of the back substrate at an interval from the long side of the back substrate, and a short side of the back substrate, respectively.
- a pair of second frame portions extending substantially in parallel with the short side at intervals and connecting the pair of first frame portions, and extending along the outer surface of the rear substrate from each of the first frame portions.
- a first mounting portion extending to the long side of the rear substrate and capable of mounting a circuit board, and a circuit extending from each second frame portion to the other second frame portion along the outer surface of the rear substrate.
- the envelope is however, even if it is large and thin, sufficient strength can be maintained by providing the reinforcing frame.
- the reinforcing frame is constituted by the elongated first and second frames and the frame is formed to be the minimum necessary and optimal for the envelope. It is possible to improve the mechanical strength of the device and reduce resonance while reducing the overall weight and thickness.
- FIG. 1 is a perspective view showing the appearance of an FED according to a first embodiment of the present invention.
- FIG. 2 is a cross-sectional view of the FED taken along line II-II of FIG.
- FIG. 3 is a perspective view showing the back side of the FED.
- FIG. 4 is an exploded perspective view showing the FED reinforcement frame.
- FIG. 5 is a plan view schematically showing an arrangement relationship between an envelope and a reinforcing frame constituting the FED.
- FIG. 6 is a diagram showing the relationship between the displacement rate of the envelope and ⁇ / ⁇ and ⁇ , ⁇ . -.
- FIG. 7 is a diagram showing the relationship between the displacement rate of the envelope and ⁇ and ⁇ .
- FIG. 8 is a perspective view showing a capturing frame according to a modification of the present invention.
- FIG. 9 is an exploded perspective view showing a capturing frame according to the above modification.
- FIG. 10 is a perspective view showing an FED according to a second embodiment of the present invention.
- FIG. 11 is a cross-sectional view of the above FED along the line XI-XI in FIG.
- FIG. 12 is an enlarged perspective view showing a part of a capturing frame of the FED according to the second embodiment.
- FIG. 13 is an exploded perspective view of the reinforcing frame.
- FIG. 14 is a perspective view showing the back side of the reinforcing frame.
- FIG. 15 is a plan view schematically showing the arrangement of the contact portions between the reinforcing frame and the rear substrate.
- FIG. 16 is a cross-sectional view showing an example in which circuit boards are mounted on the first and second mounting portions of the reinforcing frame, respectively.
- FIG. 17 is a cross-sectional view showing a modification in which a circuit board is mounted on a mounting portion of the reinforcing frame using a movable piece.
- FIG. 18 is an exploded perspective view showing first and second frame portions of a reinforcing frame according to a modified example of the present invention.
- FIG. 19 is a cross-sectional view of the reinforcing frame according to the modification shown in FIG.
- FIG. 20 is a perspective view showing an FED according to a third embodiment of the present invention.
- Figure 21 is a cross-sectional view of the above FED along the line XXI—XXI in Figure 20.
- FIG. 22 is a cross-sectional view of the above FED along the line XXII—XXII of FIG.
- FIG. 23 is an exploded perspective view showing a part of a reinforcing frame according to the third embodiment in an enlarged manner.
- FIG. 24 is a cross-sectional view of the above FED along the line XXIV-XXIV of FIG.
- the FED has a front substrate 11 and a rear substrate 12 each made of a rectangular glass force as insulating substrates, and these substrates have a gap of 1 to 2 m. Are placed facing each other.
- the front substrate 11 and the rear substrate 12 are connected to each other via a rectangular frame member 13 at their peripheral edges to form a flat rectangular envelope 10 in which the inside is maintained in a vacuum state.
- a low melting point metal such as an indium or an indium alloy is provided between the inner peripheral edge of the front substrate 11 and the frame member 13 and between the inner peripheral edge of the rear substrate 12 and the frame member 13. Sealing material Bonded with a low melting point sealing material such as flex glass.
- a plurality of plate-shaped sensors 1 are provided to support the atmospheric pressure load generated by the front substrate 11 and the rear substrate 12.
- spacers 14 are provided. These spacers 14 are arranged in a direction parallel to the short side of the outer periphery 10 and at predetermined intervals along a direction parallel to the long side.
- the spacer 14 is not particularly limited to this, and for example, a columnar spacer or the like can be used.
- a phosphor screen 15 functioning as a display surface is provided.
- the phosphor screen 15 has a phosphor layer 16 that emits red, blue, and Bk light and a matrix-like black light absorption layer 17.
- a large number of electron-emitting devices 18 are provided on the inside of the rear substrate 12 as electron-emitting sources for exciting electrons by colliding the electrons with the phosphor layer 16.
- the electron-emitting devices 18 are arranged in a plurality of columns and a plurality of rows corresponding to each pixel.
- Each of the electron-emitting devices 18 is composed of an electron-emitting portion (not shown), a voltage applied to the electron-emitting portion, and a pair of element electrodes. Also, a large number of wirings 21 for driving the electron-emitting devices 18 are formed in a matrix on the inner surface of the rear substrate 12, and the ends thereof are extended to the peripheral edge of the rear substrate.
- the anode voltage is applied to the phosphor screen 15 and the methanol knock 20 representing an image, and the electron emission element 18 emits the anode voltage.
- the electron beam is accelerated by the anode voltage and collided with the phosphor screen 15.
- the phosphor layer 16 of the phosphor screen 15 is excited to emit light, and an image is displayed.
- the FED includes a reinforcing frame 30 attached to the outer surface of the rear substrate 12 and reinforcing the envelope 10.
- the reinforcing frame 30 includes a pair of elongated first frames 32 extending parallel to each other, and a pair of elongated second frames 3 extending perpendicular to the first frame and parallel to each other. 4 and.
- the first frame portion 32 and the second frame portion 34 are made of, for example, hollow rods made of aluminum and having a rectangular cross section. Both ends of each second frame 3 4 are fixed to the first frame, respectively. And the first frames are connected to each other.
- the reinforcing frame 30 is formed substantially in a well shape as a whole.
- the reinforcing frame 30 includes a pair of first connection ports 38 and a pair of second connection ports 40 as reinforcing members for improving torsional rigidity. That is, the capturing frame 30 has four corners 36 at which the first frame 32 and the second frame 34 intersect. Each of the first connecting rods 38 connects a pair of corners 36 facing each other diagonally. The pair of first connection rods 38 extend crossing each other and are connected to each other at the crossing portions. In the present embodiment, the pair of first connecting rods 38 are formed integrally and have a substantially cross shape. '
- the second connection rod 40 connects the corners 36 of the pair facing each other diagonally.
- the pair of second connection rods 40 extend crossing each other and are connected to each other at this crossing portion.
- the pair of second connecting rods 40 are formed integrally and have a substantially cross shape.
- the first connecting rod 38 is fixed to the rear substrate 12 side of the capturing frame 30, and the second connecting rod 40 is fixed to the outer surface side of the reinforcing frame.
- the first connection port 38 and the second connection port 40 face each other with a gap.
- the reinforcing member is not limited to the connecting rod, but may be a wire.
- the reinforcing frame 30 is fixed to the envelope 10 by bonding a plurality of portions of the first and second frame portions 32 and 34 to the outer surface of the rear substrate 12.
- the pair of first frame portions 32 are each substantially flat with the long side of the rear substrate 12.
- Each of the pair of second frame portions 34 extends substantially parallel to the short side of the rear substrate. 1st frame 3 2
- each second frame portion 34 is arranged at a predetermined interval from the corresponding side force of the rear substrate 12.
- each of the second frames has ⁇ ⁇ / ⁇ 1 2 to 3
- V is the length of the short side of the back substrate 1, and the distance between the long side of the back substrate and each first frame 3 2
- the present inventors measured the strength of the envelope 10 by variously changing the values of ⁇ and ⁇ / V described above. The measured results are shown in FIGS. 6 and 7 in which the back substrate ratio ( ⁇ H: 0, ⁇ V) when a load of 1 G was applied to the outer periphery 3 ⁇ 4 ⁇ 10
- the reinforcing frame of the conventional structure la that is, along the periphery of the rear substrate
- the displacement rate at the center of the rear substrate in the case a where a fixed rectangular reinforcing frame is used is set to 1.
- the displacement rate of the rear substrate is 40 to
- the second frame 3 4 is
- the displacement rate of the rear substrate 12 can be reduced to 205%.
- the displacement rate of the rear substrate can be reduced to 505% as compared with the mouth using the reinforcing frame of the conventional structure.
- the displacement rate of the rear substrate is reduced to 30.5%.
- the displacement ratio of the rear substrate, which satisfies the relationship of ⁇ V / V 18 to 26%, is reduced to 20 to 5%.
- each of the first frame portions 32 is the same as the length ⁇ ⁇ of the long side of the rear substrate 12, and the length of each end of the first frame portion 32 and the shorter length of the rear substrate 1
- the distance from the side is set, for example, in a range of 0 to 30 mm.
- Each end of the frame portion 34 extends beyond the first frame portion 32 to the vicinity of the long side of the rear plate 12. May extend.
- the first and second frame portions 32, 34 are formed independently.
- the structure is not limited to the structure in which the frame portions are connected, and may be formed by integral molding. At this time, the first and second frames are not limited to aluminum, and other materials such as iron can be used.
- the reinforcing frame 30 is constituted by the elongated first and second frame portions 32, 34, and the above-mentioned ⁇ H, ⁇ VZV By arranging and arranging them so as to satisfy the relationship, the mechanical strength of the device is reduced while reducing the weight and thickness of the FED as a minimum and optimal reinforcement frame. Strength can be improved and resonance can be prevented.
- each reinforcing plate 44 and a second reinforcing plate 46 having a rectangular shape are provided, and each reinforcing plate includes a first and a second frame portion 3.
- the first reinforcing plate 44 is fixed on the first and second frame portions 32 and 34 on the rear substrate 12 side of the reinforcing frame 30, and is fixed by the first and second frame portions.
- Whistle 2 which covers the enclosed area and connects the four corners 36 to each other 2
- the reinforcing plate 46 is the first O and whistle 2 frame on the outer surface side of the reinforcing frame 30 They are fixed to 32 and 34, cover the area surrounded by the flute 1 and the second frame, and connect the four corners 36 to each other.
- the torsional stiffness of the capture frame 30 is improved about eight times as compared with the case without such a rectangular plate-shaped reinforcing plate. Can be done.
- (ii) io the structure in which the two strength plates 44 and 46 are provided, the structure in which only one of the reinforcing plates is provided can improve the torsional rigidity.
- connection ⁇ -rod instead of one reinforcing plate, it is also possible to use the above-described connection ⁇ -rod in combination.
- the above-described FED is used as a display device
- the above-described envelope 10 and reinforcing frame are used.
- 30 When 30 is housed in a cabinet (not shown), it may be configured to also serve as the second reinforcing plate 46 formed by a part of the cabinet.
- each of the first frame 32 and the second frame 34 constituting the reinforcing frame 30 includes a first mounting portion 48 and a second frame 34.
- the two mounting portions 50 are integrally formed.
- ⁇ 1 and the second frame 3 2 3 4 is formed in a hollow rod shape having a rectangular cross section, and is arranged at 5 so as to satisfy the above-described relationship of ⁇ H / H and ⁇ V / V with respect to the rear substrate 12 of the envelope 10. Being a whistle
- the rising height h of 2 ⁇ 3 4 is set to, for example, 40 to 50 mm, and
- the first mounting portion 48 extends from the first frame portion 32 to the long side of the rear substrate 12 along the outer surface of the rear substrate. 1st mounting section
- Reference numeral 48 extends over the entire length of the first frame portion 32.
- the outer surface of the first mounting section 48 forms a flat mounting surface 48a on which a circuit board can be mounted.
- a hollow rib 52 protruding toward the second side is integrally formed, and the first mounting portion 48 extending along the long side of the rear substrate has a first frame portion 3.
- a ⁇ -square 54 extending along the extension direction of 2 is formed in the major surface 48a and the rib 52, as shown in Fig. 11. Electrons are placed on the mounting surface 48a of part 48.
- a circuit board 53 for FED drive is housed and fixed by, for example, screws.
- the second mounting portion 50 extends from the second frame portion 34 to the other second frame portion along the outer surface of the rear substrate 12.
- the second mounting part 50 extends over the entire length of the second frame part 34.
- the outer surface of the second mounting part 50 is a flat mounting surface 5 on which a circuit board can be realized.
- the rear end of the second mounting part 50 A hollow rib 56 protruding toward the plate 12 is formed in the body, and extends substantially parallel to the short side of the rear substrate.
- the second mounting portion 50 has a slot 57 extending in the direction in which the second frame portion 34 extends, and is opened in the mounting surface 50 a and the rib 56.
- An unillustrated FED drive circuit board is mounted on the mounting surface 50a of the second mounting section 50, and is fixed by, for example, screws.
- the first guide and slot are provided on the side wall opposite to the first mounting part 48.
- a second guide slot 34a is formed on a side wall of the second frame portion 34 opposite to the second real portion 50.
- the connecting member 60 is formed by bending a plate material into an L-shape, and includes a first frame portion 60 a movably mounted on a first guide slot 32 a of a first frame portion 32. 2nd slot of 2nd frame 3 4
- Each end of 34 was connected to the first frame 32 to obtain a reinforcing frame having an R-shaped well.
- the reinforcing frame 30 is composed of a pair of first connecting FI 0, a pair of second connecting rods 38 and a pair of second connecting rods each functioning as a reinforcing member.
- each of the first connection rods 38 connects the corner IBJs formed by the first frame portion 32 and the second mounting portion 50.
- the pair of second connecting rods 40 are provided on the outer surface side of the reinforcing frame 30, and corner portions formed by the first frame portion 32 and the second frame portion 34 are provided. Are linked.
- the capture frame 3-0 constructed as described above consists of the bottom of the first and second frames 32, 34, and the first and second mounting parts.
- the adhesive frame 30 adheres to the rear substrate 1 2 It is desirable that the plurality of bonding portions 62 thus formed be provided on a circle D concentric with the center C of the back plate or in a state close to this. As shown in FIGS. 14 and 15, according to the present embodiment, the plurality of bonding portions 62 each extend in a tangential direction to the circle D. The bonding portions 62 are provided at the longitudinal central portions of the ribs 52 formed on the first real portions 48 and at the longitudinal central portions of the second frame portions 34, respectively.
- each bonded portion 62 is such that the angle 0 between the line passing through the center C of the circle D and perpendicular to the bonded portion and the line connecting the center C and each end of the bonded portion is approximately 230 °. It is set to be As a result, the reinforcing frame 30 can be fixed to the rear substrate without restraining the thermal deformation of the rear substrate 12, and damage to the surroundings including the rear substrate can be prevented.
- the other configuration is the same as that of the above-described first embodiment, and the same portions are denoted by the same reference numerals, and detailed description thereof will be omitted.
- the second embodiment configured as described above According to the FED according to the above, even when the envelope 10 becomes large due to the enlargement of the screen, sufficient strength can be maintained by providing the capturing frame 30. According to this FED, as in the first embodiment, the required minimum and optimal reinforcing frame is used, while the weight and thickness of the entire FED are reduced and the mechanical strength of the device is increased and the FED is improved. Vibration can be prevented.
- first and second frame portions 3234 are connected to each other by a connecting member 60 mounted on the first and second guide slots 32a34a.
- a connecting member 60 mounted on the first and second guide slots 32a34a.
- the connecting member 60 is movably attached to the first guide slot 32a, the first and second frame portions 32, 34 can be connected at any position. .
- each component of the N-type frame 30 has an L-shaped structure having a frame part functioning as a high-strength part and a mounting part, and the strength is maintained by the frame part. Electronic parts can be put on the mounting part. Therefore, the size of the entire display device can be reduced by effectively utilizing the rear side of the envelope 10.
- the circuit board 53 is mounted on the mounting surface 48 a of the laughing part 48, and the other circuit board 64 is mounted on the second mounting part 50. It may be mounted on the mounting surface 50a.
- the circuit board 5 is formed with the wiring hole 66 in the first frame part 32 and the wiring penetrated through the through hole 606, for example, the flexible cable 68. 3, 64 may be electrically connected to each other. According to this configuration, the size of the wiring can be reduced, and the circuit boards can be connected to each other, so that the space efficiency can be improved and the assembling efficiency can be improved. It is possible to prevent unnecessary disconnection and disconnection.
- the circuit board 53 When the circuit board 53 is mounted on the first mounting section 48, the circuit board may be fixed using a movable piece 70 as shown in FIG.
- the movable piece 70 is movably mounted on the slot 54 of the first mounting portion 48 and has a screw hole. Movable: ⁇ -ma 70 is moved to any position and positioned By screwing the circuit board 53 to the movable piece 70 in this state, the circuit board 53 can be mounted at an arbitrary position on the first mounting section 48.
- the circuit board can be mounted on the second mounting section 50 using a movable piece.
- first frame portion 32 and the second frame portion 34 are connected via the connecting member 60.
- a pair of cylindrical screws 71 are integrally formed and extend along the longitudinal direction of the second frame portion.0
- the inner hole of each bead 71 is screwed.
- s pairs of through holes 72 are formed at positions connecting the ends of the second frame part 34.
- the fixing screw 74 is passed through the through hole 72 from the outside of the first frame portion 32, and is screwed into the corresponding bead of the second frame portion 34 and the inner hole of the 71.
- the FED shown in Fig. 2 is a reinforced frame that reinforces the envelope 10 30 A detachable stand that supports the neck and the envelope in one position 7 6 ready.
- Reinforcement frame 30 is the first thread formed in a well shape.
- the first and second frame portions 32 and 34 have hollow sections having rectangular cross-sections. Formed in a rod shape and arranged so as to satisfy the relationship of ⁇ H / H ⁇ ⁇ V / V with respect to the rear substrate 12 of the outer periphery 10,
- one of the first frame portions 32 has a pair of through holes through which the legs of the stand 76 pass, as described later.
- the reinforcing frame 30 includes a rectangular reinforcing plate 44 and a pair of connecting holes 40, each of which functions as a reinforcing member.
- the reinforcing plate 44 is provided on the back substrate side of the reinforcing frame 30 and connects the corners of the reinforcing frame opposing each other in the diagonal direction.
- the reinforcing plate 44 is fixed to the first frame portion and the second mounting portion so as to cover a rectangular area surrounded by the first frame portion 32 and the second mounting portion 50, and has four corner portions. They are connected to each other.
- the pair of connecting holes 40 are provided on the outer surface side of the capturing frame 30 and connect the corners formed by the first frame 32 and the second frame 34.
- the reinforcing plates 4 4 include, for example, cross-shaped reinforcing ribs 7 8 Is formed.
- a reinforcing rib 78 By providing such a reinforcing rib 78, the resonance frequency of the reinforcing plate 44 formed of a flat plate can be increased. This makes it possible to suppress the resonance of the reinforcing plate 44 and prevent the envelope 10 from being damaged due to the vibration of the reinforcing plate.o
- the shape and extending direction of the reinforcing rib 78 are Can be set arbitrarily
- a plurality of circuit boards 5 3 are mounted on the mounting section 4 8
- Each circuit board 53 is electrically connected to a wiring 21 (see FIG. 1) located on the peripheral edge of the rear board 12 via a flexible printed wiring board 77 to be connected.
- the circuit board may be mounted on the reinforcing plate 44 and the reinforcing plate 44 by applying a force to the clothing portion 48.
- the stand 76 is a rectangular plate base 8 that can be placed on the installation surface.
- Each of the legs 82 is formed of, for example, a hollow square bar.
- a plurality of screw holes 84 are formed at the extending end of each leg 82, and along the extending direction of the leg. They are arranged at predetermined intervals.
- a scale 85 indicating the height level of the leg is engraved.
- the extended ends of the pair of leg portions 82 are respectively inserted into the pair of second frame portions 34 through through holes 81 formed in the first frame portion 32 of the reinforcing frame 30. I have.
- the extending end of the leg portion 82 is inserted to an arbitrary position with respect to the second frame portion 34, and is inserted into the fixing screw 86.
- the fixing screw 86 functioning as the mAh means fixed to the second frame portion 34 passes through the through hole 86 formed in each second frame portion 32 and the leg portion 8. It is screwed into the screw hole 84 with a force of 2.
- the extending end of each leg portion 82 is slidably inserted into the second frame portion 34, and its insertion length is adjustable.
- the extended end of the leg portion 82 is inserted into the second frame portion 34 by a desired length, and the fixing screw 86 is used to form the screw hole 84 of the leg portion 82 with a screw hole. Can be used to fix it.
- the stand 7 6 is not necessary. ⁇ Loosen the 151 screw 8 6 and loosen the pair of legs 8
- the height adjustment mechanism of the stand 76 is the screw described above.
- the configuration is not limited to the combination of the hole and the fixing screw, and may be adjusted in stages.
- the capturing frame 30 is provided even when the envelope 10 is enlarged due to the enlargement of the screen. Sufficient strength can be maintained.
- the mechanical strength of the device is improved and the overall strength of the device is increased while reducing the overall weight and thickness of the FED as the minimum necessary and optimal reinforcing frame. Vibration can be prevented.
- the present invention is not limited to the above-described embodiment as it is, and in the implementation stage, the components can be modified and embodied without departing from the scope of the invention.
- Various inventions can be formed by an appropriate combination of a plurality of components disclosed in the embodiments. For example, some components may be deleted from all the components shown in the embodiments. . Further, constituent elements of different embodiments may be appropriately combined.
- the surface-conduction type electron-emitting device is used as the electron-emitting device.
- the present invention is not limited to this.
- An emission element may be used.
- the present invention is not limited to FEDs and SEDs, but can be applied to other flat display devices such as PDPs.
- an image display device which can maintain a sufficient mechanical strength with a minimum capturing force and can be made thin and light.
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04746317A EP1655705A1 (en) | 2003-06-20 | 2004-06-17 | Image display |
US11/311,154 US20060098136A1 (en) | 2003-06-20 | 2005-12-20 | Image display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003177044A JP2005011764A (ja) | 2003-06-20 | 2003-06-20 | 画像表示装置 |
JP2003-177044 | 2003-06-20 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/311,154 Continuation US20060098136A1 (en) | 2003-06-20 | 2005-12-20 | Image display device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004114258A1 true WO2004114258A1 (ja) | 2004-12-29 |
Family
ID=33534920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/008848 WO2004114258A1 (ja) | 2003-06-20 | 2004-06-17 | 画像表示装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20060098136A1 (ja) |
EP (1) | EP1655705A1 (ja) |
JP (1) | JP2005011764A (ja) |
KR (1) | KR100676350B1 (ja) |
CN (1) | CN1809855A (ja) |
TW (1) | TWI256841B (ja) |
WO (1) | WO2004114258A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006337973A (ja) * | 2005-06-02 | 2006-12-14 | Sharp Corp | 表示装置及び表示装置の製造方法 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4699093B2 (ja) * | 2005-06-02 | 2011-06-08 | シャープ株式会社 | 薄型表示装置、および液晶表示装置 |
KR100709197B1 (ko) * | 2005-10-18 | 2007-04-18 | 삼성에스디아이 주식회사 | 플라즈마 디스플레이 장치 및 보강 부재 |
RU2432525C2 (ru) * | 2007-06-13 | 2011-10-27 | Шарп Кабусики Кайся | Подсвечивающее устройство |
JP2009081012A (ja) * | 2007-09-26 | 2009-04-16 | Futaba Corp | 電界放出表示素子及びその製造方法 |
JP4997059B2 (ja) * | 2007-10-15 | 2012-08-08 | 株式会社日立製作所 | 薄型表示装置用構造部材 |
WO2009107432A1 (ja) * | 2008-02-27 | 2009-09-03 | シャープ株式会社 | 照明装置、表示装置、及びテレビ受信装置 |
JP2010081280A (ja) * | 2008-09-26 | 2010-04-08 | Hitachi Ltd | 映像表示装置 |
JP2010267541A (ja) | 2009-05-15 | 2010-11-25 | Canon Inc | 表示パネル及び画像表示装置 |
US8350458B2 (en) * | 2009-05-15 | 2013-01-08 | Canon Kabushiki Kaisha | Display panel and image display apparatus |
US20140029240A1 (en) * | 2012-07-24 | 2014-01-30 | Shenzhen China Star Optoelectronics Technology Co. Ltd. | Backlight System and Flat Panel Display Device |
KR20170011646A (ko) * | 2015-07-23 | 2017-02-02 | 에스프린팅솔루션 주식회사 | 배수구조를 가지는 디스플레이 장치 및 전자장치 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11109879A (ja) * | 1997-08-04 | 1999-04-23 | Canon Inc | パネルを支持する支持構造、およびパネルと該パネルを支持する支持構造を有するパネル装置、および該パネル装置を用いた画像形成装置 |
JP2000112370A (ja) * | 1998-10-06 | 2000-04-21 | Matsushita Electric Ind Co Ltd | 映像表示装置 |
JP2000183572A (ja) * | 1998-12-14 | 2000-06-30 | Matsushita Electric Ind Co Ltd | 電子機器用ダイカスト製部品 |
JP2002099218A (ja) * | 2000-09-22 | 2002-04-05 | Nec Corp | 補強プレートを備えたプラズマディスプレイパネル装置 |
JP2003029643A (ja) * | 2001-07-18 | 2003-01-31 | Mitsubishi Electric Corp | 表示装置 |
-
2003
- 2003-06-20 JP JP2003177044A patent/JP2005011764A/ja not_active Abandoned
-
2004
- 2004-06-17 WO PCT/JP2004/008848 patent/WO2004114258A1/ja not_active Application Discontinuation
- 2004-06-17 EP EP04746317A patent/EP1655705A1/en not_active Withdrawn
- 2004-06-17 CN CNA2004800172411A patent/CN1809855A/zh active Pending
- 2004-06-17 KR KR1020057024313A patent/KR100676350B1/ko not_active IP Right Cessation
- 2004-06-18 TW TW093117761A patent/TWI256841B/zh not_active IP Right Cessation
-
2005
- 2005-12-20 US US11/311,154 patent/US20060098136A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11109879A (ja) * | 1997-08-04 | 1999-04-23 | Canon Inc | パネルを支持する支持構造、およびパネルと該パネルを支持する支持構造を有するパネル装置、および該パネル装置を用いた画像形成装置 |
JP2000112370A (ja) * | 1998-10-06 | 2000-04-21 | Matsushita Electric Ind Co Ltd | 映像表示装置 |
JP2000183572A (ja) * | 1998-12-14 | 2000-06-30 | Matsushita Electric Ind Co Ltd | 電子機器用ダイカスト製部品 |
JP2002099218A (ja) * | 2000-09-22 | 2002-04-05 | Nec Corp | 補強プレートを備えたプラズマディスプレイパネル装置 |
JP2003029643A (ja) * | 2001-07-18 | 2003-01-31 | Mitsubishi Electric Corp | 表示装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006337973A (ja) * | 2005-06-02 | 2006-12-14 | Sharp Corp | 表示装置及び表示装置の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20060021387A (ko) | 2006-03-07 |
JP2005011764A (ja) | 2005-01-13 |
CN1809855A (zh) | 2006-07-26 |
US20060098136A1 (en) | 2006-05-11 |
TWI256841B (en) | 2006-06-11 |
EP1655705A1 (en) | 2006-05-10 |
TW200503538A (en) | 2005-01-16 |
KR100676350B1 (ko) | 2007-02-01 |
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