JP2001013484A - Display device and electronic apparatus having the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a display device which prevents the misalignment and failure of a display panel while compactly maintaining the external shape of the display panel. SOLUTION: The display device 10 is formed by fixing the display panel 14 by means of a fixing frame 30 formed of metal. This fixing frame 30 is positioned by positioning parts 32 and 36 to a prescribed position within the plane nearly parallel to the frame part 31. At least one of the positioning parts 32 and 36 press the end face of the display panel 14 with elasticity. The display panel 14 has a projecting part 22 which projects from one of its end faces 20. The positioning parts 32 abut on the end face of the display panel 14 by evading the projecting part 22. Further, the protruding parts 34 of the positioning parts 32 come into nearly point-to-point contact with the display panel 14. The protruding parts 34 have a height nearly equal to the height at which the projecting part 22 projects from the end face 20.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device and an electronic device provided with the same.

[0002]

2. Description of the Related Art As one of structures for incorporating a display panel of a display device into a housing, the display panel is provided in a fixed frame formed substantially in conformity with the external shape of the display panel in plan view. And there is a structure in which another frame member is arranged on the upper surface.

Further, as another structure for incorporating the display panel into the housing, there is a structure in which the display panel is fixed to a fixing frame or the like via a double-sided tape attached to a peripheral portion.

However, in a structure in which the display panel is dropped into a fixed frame formed substantially in accordance with the external shape, in order to drop the display panel into the fixed frame,
It is necessary to leave some gap between the display panel and the fixed frame. Therefore, the display panel may move within the fixed frame when subjected to an impact, and the display panel may be damaged by colliding with the fixed frame or the like. In addition, such a movement of the display panel may cause a displacement between the display panel and the backlight, and may cause a part of the display to be invisible.

On the other hand, in a structure in which the display panel is fixed to a fixed frame with a double-sided tape, an area where the double-sided tape is attached is an area that cannot be used for display. Therefore, in order to secure a predetermined display area, it is necessary to increase the outer shape of the display panel. This goes against the reduction in size and weight often required in electronic devices. Also,
By using a double-sided tape, the display device becomes thicker in the thickness direction, and the display device becomes heavier,
In addition, the cost is increased accordingly. Moreover,
The adhesive strength of the double-sided tape decreases due to use in a high-temperature and high-humidity environment or a low-temperature environment or changes over time, and the double-sided tape peels off, thereby causing a positional displacement between the display panel and the fixed frame. The following problems occur.

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and has as its object to reduce the possibility of the display panel being displaced or damaged while keeping the outer shape of the display panel compact. It is an object of the present invention to provide a display device and an electronic device using the same.

[0007]

(1) A display device according to the present invention is a display device formed by fixing a display panel with a fixed frame, wherein the fixed frame includes a frame portion, and the frame portion. And a plurality of positioning portions that are provided on a plurality of sides and position the display panel at a predetermined position in a plane substantially parallel to the frame portion.

According to the present invention, since the display panel is positioned and fixed at a predetermined position in a plane substantially parallel to the frame by the positioning portion of the fixed frame, the display panel can move within the fixed frame. Absent. Therefore, the display panel does not collide with the fixed frame or the like due to the movement of the display panel and is not damaged. In addition, such a movement of the display panel causes a positional shift between the display panel and the backlight, and the display does not become partially invisible.

Further, unlike the structure in which the display panel is fixed to the fixed frame with a double-sided tape or the like, it is not necessary to secure an area for attaching the double-sided tape to the display panel. Can be. Moreover,
Since the display panel can be fixed without using a double-sided tape, the display panel can be always stably fixed without change over time even in use in a high-temperature high-humidity environment or a low-temperature environment.

(2) In the display device according to the present invention, the plurality of positioning portions may position the display panel in a plane substantially parallel to the frame portion and at a predetermined position in the thickness direction of the frame portion. Features.

According to the present invention, the display panel can be stably positioned and fixed at a predetermined position substantially in the thickness direction of the frame portion in addition to the plane substantially parallel to the frame portion of the fixed frame, and further reliably. The display panel can be positioned and fixed.

(3) In the display device according to the present invention, at least one of the positioning portions presses an end face of the display panel with elasticity.

According to the present invention, since the positioning section elastically presses the end face of the display panel, the positioning section can securely contact and abut the end face of the display panel to position and fix the display panel. Further, since the positioning portion that contacts the display panel has elasticity, it is possible to reduce the impact applied to the display panel.

(4) In the display device according to the present invention, the display panel has a protruding portion protruding from an end face of the display panel, and the positioning portion facing the end face including the protruding portion includes the protruding portion. And abutting against the end face.

[0015] According to the present invention, since the positioning portion disposed so as to avoid the protruding portion abuts on the end face of the display panel to position the display panel, the positioning portion is provided despite the protruding protruding portion. The display panel can be stably positioned and fixed at a predetermined position in a plane substantially parallel to the frame.

Further, according to the present invention, since the display panel can be stably positioned and fixed at a predetermined position in a plane substantially parallel to the frame portion, the projecting portion can be connected to the housing or other parts. Interference does not occur, and the projections are not degraded or damaged due to the impact or force accompanying the interference. Therefore, air does not enter the display panel due to such deterioration or breakage of the protruding portion, and display defects do not occur.

(5) The display device according to the present invention further comprises a backlight disposed on the back of the display panel, and the fixing frame also fixes the backlight.

According to the present invention, the display panel and the backlight can be positioned and fixed collectively by the fixing frame, so that the display panel and the backlight can be accurately positioned, and the positional shift can be prevented. As a result, defective lighting and poor contrast of the display device can be prevented.

(6) In the display device according to the present invention, the fixed frame also serves as a protection frame for protecting the display panel from the front side.

According to the present invention, the display panel can be positioned and fixed by the fixing frame, and the display panel can be protected from the front side.

(7) The display device according to the present invention is characterized in that the fixed frame is formed of metal.

According to the present invention, since the fixing frame is formed of metal, it is possible to obtain a fixing frame which is thin, has sufficient strength, and has high heat dissipation.

(8) The display device according to the present invention is characterized in that the positioning portion makes substantially point contact with the display panel.

According to the present invention, since the positioning portion abutting on the end face of the display panel is almost in point contact, the transmission of the environmental temperature transmitted from the fixed frame to the display panel can be reduced.

(9) In the display device according to the present invention, in the positioning portion, a portion in contact with the display panel is formed as a convex portion, and the convex portion has a height equal to or greater than a height at which the projecting portion projects from the end face. It is characterized by having a height.

According to the present invention, the projection formed on the positioning portion of the fixed frame has a height equal to or higher than the height at which the projection projects from the edge of the display panel. In this case, interference between surrounding parts and the like and the protruding portion can be prevented. If the heights of the protrusion and the protrusion are substantially equal, the required space can be minimized and the protrusion can be protected.

(10) The display device according to the present invention is characterized in that the positioning section makes surface contact with the display panel.

According to the present invention, since the positioning portion in contact with the end face of the display panel is in surface contact with the display panel,
The heat generated by the display panel can be sufficiently transmitted to the fixed frame to release the heat.

(11) The display device according to the present invention is characterized in that the display panel is a liquid crystal panel, and the projecting portion is a sealing portion for sealing an injection port into which liquid crystal has been injected.

According to the present invention, the positioning portion, which is arranged so as to avoid the rise of the sealing portion, comes into contact with the end face of the liquid crystal panel, and the liquid crystal panel is positioned and fixed. Despite the existence of the portion, the liquid crystal panel can be stably positioned and fixed at a predetermined position in a plane substantially parallel to the frame portion. Therefore, due to the impact or force caused by the interference between the sealing part and the housing or other parts, etc.
There is no deterioration or breakage of the sealing portion. Therefore,
With such deterioration or breakage of the sealing portion, air bubbles do not enter the liquid crystal panel and display defects do not occur.

Further, since the liquid crystal panel can be stably positioned and fixed at a predetermined position in a plane substantially parallel to the frame, despite the existence of the projecting sealing portion. There is no displacement between the backlight and the backlight, so that a part of the liquid crystal display cannot be seen in the transmissive display.

(12) An electronic apparatus according to the present invention includes any one of the display devices described above as display means.

According to the present invention, it is possible to obtain an electronic apparatus having the above-described functions and effects of the display device and having highly reliable display means.

[0034]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below more specifically with reference to the drawings.

1. Display Device As an example of the display device of the present invention, a liquid crystal display device which is a display device using liquid crystal will be described. FIG. 1 is an exploded perspective view schematically showing a liquid crystal display device 10 as a display device of the present embodiment. As shown in FIG. 1, a liquid crystal display device 10 of the present embodiment includes a liquid crystal panel 14 as a display panel, and a protection frame 12 disposed on the front surface of the liquid crystal panel 14.
A fixed frame 30 disposed on the back of the liquid crystal panel 14,
A backlight 40 disposed on the back of the fixed frame 30 and a shield case 52 disposed on the back of the backlight 40
And is provided.

The protection frame 12 has a display window 13 having a size corresponding to the display area of the liquid crystal panel 14.
Is physically protected.

The liquid crystal panel 14 includes a pair of substrates 1 facing each other.
Liquid crystal is sealed between the substrates 6 and 16, and a polarizing plate 18 is attached to the outer surface of the substrate 16. Further, the liquid crystal panel 14 is provided with, for example, U
A sealing portion 22 made of a V-cured resin or the like is provided on one end surface. In order to achieve highly reliable sealing, for example, the sealing portion 22 increases the contact area between the end surface 20 of the liquid crystal panel 14 and the sealing portion 22 to prevent intrusion of air bubbles and the like from the outside. For the purpose, it is formed as a protruding portion having a shape rising from the end face 20. Further, a wiring board 24, for example, an FPC (flexible wiring board) is connected to the liquid crystal panel 14 at a terminal portion thereof. The polarizing plate 18 is also attached to the surface of the substrate 16 facing the backlight 40 (not shown).

The backlight 40 includes a fluorescent tube 46, a light guide plate 44 for guiding light from the fluorescent tube 46 toward the entire display area of the liquid crystal panel 14, and a light use efficiency disposed on the front side of the light guide plate 44. And a reflection sheet 50 disposed on the back side of the light guide plate 44 and reflecting light leaked from the light guide plate 44 to the back side to the front side. Further, the fluorescent tube 46 is provided with a terminal portion 47 for connecting a power supply of a predetermined voltage.

The shield case 52 houses an inverter (not shown), which is a power supply for generating a predetermined voltage supplied to the fluorescent tube 46, and the backlight 40.

The fixed frame 30 is formed of metal, and is disposed between the liquid crystal panel 14 and the backlight 40. FIG. 2 is a side view showing the fixed frame 30 and the liquid crystal panel 14 vertically separated from each other for convenience, and FIG. 3 is a plan view showing a state where the liquid crystal panel 14 is held by the fixed frame 30. .
FIGS. 4 and 5 are side views of the fixed frame 30 shown in FIGS. 2 and 3 as viewed from the left and right sides in those figures.

As shown in these figures, the fixed frame 30
A frame section 31 and a plurality of positioning sections 32 and 36 are provided. The fixed frame 30 positions and fixes the liquid crystal panel 14 at a predetermined position in a plane substantially parallel to the frame 31 by the plurality of positioning portions 32 and 36 abutting on the end face of the liquid crystal panel 14.

As described above, the liquid crystal display device 1 of the present embodiment
0 indicates that the liquid crystal panel 14 is
36, the liquid crystal panel 14 is positioned and fixed at a predetermined position in a plane substantially parallel to the frame portion 31, so that the liquid crystal panel 14 does not move in the fixed frame 30. Therefore, the liquid crystal panel 14 does not collide with the fixed frame 30 or the like due to the movement of the liquid crystal panel 14 and is not damaged. In addition, such a movement of the liquid crystal panel 14 causes a displacement between the display window 13 of the protection frame 12 and the backlight 40, so that a part of the display does not become invisible.

The liquid crystal display device 10 includes the liquid crystal panel 1
Unlike the structure in which the liquid crystal panel 4 is fixed to the fixed frame 30 with a double-sided tape or the like, it is not necessary to secure an area for attaching the double-sided tape to the liquid crystal panel 14, so that reduction in size and weight can be promoted. Especially since there is no double-sided tape,
Accordingly, the thickness of the display device can be reduced, the weight can be reduced, and the display device can be configured at a lower cost. Further, since the display panel can be fixed without using a double-sided tape, the display panel can be always stably fixed without change over time even in use in a high-temperature, high-humidity environment or a low-temperature environment.

Further, in the liquid crystal display device 10, since the fixed frame 30 is formed of metal, the thin fixed frame 30 having sufficient strength and high heat dissipation can be obtained.

The positioning portion 32 facing the sealing portion 22 of the liquid crystal panel 14, that is, the end surface 20 having the protruding portion,
The liquid crystal panel 14 is provided at a position avoiding the sealing portion 22.
Abuts on the end surface 20 of the first member.

As described above, the liquid crystal display device 1 of the present embodiment
0 indicates that the positioning portion 32 of the fixed frame 30 for positioning the liquid crystal panel 14 is in contact with the end surface 20 of the liquid crystal panel 14 while avoiding the sealing portion 22 protruding from the end surface 20 of the liquid crystal panel 14. Despite the presence of part 22,
The liquid crystal panel 14 is stably positioned and fixed at a predetermined position in a plane substantially parallel to the frame 31 of the fixed frame 30. Therefore, interference between the sealing portion 22 and the housing or other components does not occur, and the sealing portion 22 is not degraded or damaged due to an impact or force due to such interference. Therefore, with such deterioration or breakage of the sealing portion 22,
Bubbles are not generated in the liquid crystal panel 14 and display defects do not occur. Further, there is no possibility that a position shift occurs between the liquid crystal panel 14 and the backlight 40 or the like, so that a part of the liquid crystal display cannot be seen.

Further, the fixed frame 30 is disposed between the liquid crystal panel 14 and the backlight 40, and a predetermined gap is formed between the liquid crystal panel 14 and the backlight 40 by the frame portion 31 so that interference fringes are formed. This prevents occurrence of moire caused by optical interference between the generation and the drive line of the liquid crystal panel and the stripe of the lens sheet 42 of the backlight 40. Further, since a gap is provided between the liquid crystal panel 14 and the backlight 40, the liquid crystal panel 14 does not come into contact with the lens sheet 42, so that the lens sheet 42 can be prevented from being damaged or damaged.

The fixing frame 30 also has a claw 38 abutting on the end face of the backlight 40, and the claw 38 positions and fixes the backlight 40. As described above, in the liquid crystal display device 10, since the fixed frame 30 also fixes the backlight 40, the liquid crystal panel 14 and the backlight 40 can be fixed together by the fixed frame 30. The positioning of the liquid crystal display device can be prevented, and the misalignment of the liquid crystal display device can be prevented.

FIG. 6A is an enlarged side view showing the positioning portion 32 shown by a circle in FIG. As shown in this figure, a portion of the positioning portion 32 that contacts the liquid crystal panel 14 is formed as a substantially hemispherical convex portion 34. Further, as is apparent from FIG. 3, the height of the convex portion 34 is substantially equal to the height of the sealing portion 22 protruding from the end face of the liquid crystal panel 14.

As described above, in the liquid crystal display device 10, the height of the convex portion 34 formed on the positioning portion 32 of the fixed frame 30 is substantially equal to the height of the sealing portion 22 projecting from the end surface 20 of the liquid crystal panel 14. The sealing part 22 of the liquid crystal panel 14
In the end face 20 provided with
Interference can be prevented. In addition, the convex portion 34 and the sealing portion 22
Since the heights are almost equal, the required space can be minimized, and the sealing portion 22 can be protected.

The positioning section 32 is provided on the liquid crystal panel 14.
Since the convex portion 34 in contact with the liquid crystal panel 14 has a tapered shape, the convex portion 34 comes into almost point contact with the end face 20 of the liquid crystal panel 14.

As described above, the liquid crystal display device 10 has the projections 3 of the positioning portion 32 abutting on the end face 20 of the liquid crystal panel 14.
4 are almost in point contact, so that the transmission of the environmental temperature to the liquid crystal panel 14 can be reduced.

As shown in FIG. 6B, the positioning portion 36 which comes into contact with the end face 20 of the liquid crystal panel 14 on the side to which the wiring board 24 is connected has a leaf spring-shaped portion which comes into contact with the liquid crystal panel 14. The elastic member exerts a pressing force on the liquid crystal panel 14 by its elasticity, and positions the liquid crystal panel 14 in cooperation with the positioning portion 32 which comes into contact with the end face 20 on which the sealing portion 22 is formed. That is, the positioning portion 32 exerts a pressing force on the liquid crystal panel 14 as a reaction to the pressing force exerted on the liquid crystal panel 14 by the positioning portion 36 having the spring-like portion. Note that the positioning portion 36 may be formed in another shape as long as the positioning portion 36 is formed so as to exert a pressing force on the liquid crystal panel 14. For example, the positioning portion 36 may be formed to include a coil spring-shaped portion.

As described above, the liquid crystal display device 1 of the present embodiment
0, the positioning portion 36 and the positioning portion 32 pressing the end surface 20 of the liquid crystal panel 14 as a reaction to the pressing by the positioning portion 36 because the at least one positioning portion 36 elastically presses the end surface 20 of the liquid crystal panel 14. Can reliably position the liquid crystal panel 14 in contact with the end face 20 of the liquid crystal panel 14. In addition, since the positioning portion 36 that comes into contact with the liquid crystal panel 14 has elasticity, the impact applied to the display panel 14 can be reduced.

2. Electronic Device Equipped with Display Device FIGS. 7A, 7B, and 7C are external views showing examples of electronic devices using the liquid crystal display device 10 as the display device of the present embodiment as a display unit. is there. FIG. 7A shows a mobile phone 88 having a liquid crystal display device 10 at the upper front thereof. FIG. 7B shows a wristwatch 92, in which a display unit using the liquid crystal display device 10 is provided at the center of the front of the main body. FIG. 7C illustrates a portable information device 96 including a display unit including the liquid crystal display device 10 and an input unit 98. These electronic devices include various circuits such as a display information output source, a display information processing circuit, a clock generation circuit, and a power supply circuit for supplying power to those circuits, which are not shown, in addition to the liquid crystal display device 10. And a display signal generator. For example, in the case of a portable information device, a display image is formed by supplying a display signal generated by a display signal generation unit based on information input from the input unit 98 to the display unit.

The electronic devices into which the liquid crystal display device 10 of the present embodiment is incorporated are not limited to mobile phones, wristwatches, and portable information devices, but may be notebook computers, electronic notebooks, pagers, calculators, POS terminals, IC cards, and the like. And various electronic devices such as a mini-disc player.

By using the display device of the present invention for the display portion of the electronic device, it is possible to obtain an electronic device having a highly reliable display means having the above-described effects of the display device of the present invention.

3. Modification 3.1 In the above, an example has been shown in which the positioning portion 36 facing the end surface located on only one side of the liquid crystal panel 14 is formed as a positioning portion that elastically presses the end surface in the fixed frame 30. However, in the fixed frame 30, the positioning part 32 facing the end face located on the other side of the liquid crystal panel 14 may be formed as a positioning part that presses the end face with elasticity. With this, the same operation and effect as those of the above embodiment can be obtained.

3.2 In the above, the fixed frame 3
0, an example is shown in which the positioning portions 32 and 36 are provided only facing the end faces located on the two sides of the liquid crystal panel 14. However, a positioning portion may be provided in the fixed frame 30 so as to face an end face located on three or four sides of the liquid crystal panel 14. Thus, by arranging the plurality of positioning portions such that the positioning portions abut on three or more end surfaces, the liquid crystal panel 14 can be positioned more reliably.

3.3 In the above description, the liquid crystal panel 14
An example has been shown in which the liquid crystal panel 14 is positioned and fixed at a predetermined position in a plane substantially parallel to the frame portion 31 by the fixing frame 30 positioned between the backlight unit 40 and the backlight unit 40. However, as shown as a schematic exploded perspective view in FIG. 8, the liquid crystal panel 14 is positioned at a predetermined position in a plane substantially parallel to the frame portion 31 on a protective frame 72 for protecting the liquid crystal panel 14 from the front side. A positioning portion 74 is provided so as to abut against the end face of the liquid crystal panel 14 so as to be fixed.
May be used also as a fixed frame. According to such a fixing frame, the liquid crystal panel 14 can be positioned and fixed, and the liquid crystal panel 14 can be protected from the front side.

3.4 In the above, the positioning section 32
In the example shown in FIG. 3, the height of the convex portion 34 is substantially equal to the height of the sealing portion 22 of the liquid crystal panel protruding from the end surface 20 of the liquid crystal panel 14. However, the height of the projection 34 is such that the sealing portion 22 is positioned at the end surface 20 of the liquid crystal panel 14.
The height may be greater than the height of the projection. Thereby, in the liquid crystal panel 14, the possibility that peripheral components or the like interfere with the sealing portion 22 on the end surface 20 including the sealing portion 22 can be further reduced.

3.5 In the above description, an example has been shown in which the positioning portion 32 is formed to have the convex portion 34, and comes into almost point contact with the end face 20 of the liquid crystal panel.

However, the positioning part 32 is
As shown in (C) or (D), it may be formed in a flat shape and brought into surface contact with the end face 20 of the liquid crystal panel 14. As a result, the positioning portion 32 comes into surface contact with the end surface 20 of the liquid crystal panel 14, so that the heat generated by the liquid crystal panel 14 can be sufficiently transmitted to the fixed frame 30 to release the heat, and display by heat can be performed. Color unevenness can be reduced.

The positioning section 32 is a drawing corresponding to FIG. 6 (A), that is, FIGS. 6 (B), (E), (F),
(G), (H), (J), or (K) can also be formed. 6 (A), (B),
In the shapes shown in (F), (G), (H), (J), or (K), as shown in the respective drawings, they extend so as to extend outside the liquid crystal panel 14 in the front direction of the liquid crystal panel 14. The first slope portions 32a and 36a are provided, and can be used as a guide for assembling the liquid crystal panel 14 into the fixed frame 30, thereby facilitating the assembly of the liquid crystal display device.

3.6 In the above, the positioning unit 3
2 and 36, the liquid crystal panel 14 is positioned and fixed at a predetermined position in a plane substantially parallel to the frame portion 31 of the fixed frame 30. The positioning portions 32 and 36 are shown in FIG.
By forming the liquid crystal panel 14 in the shape shown in (H), (I), (J) or (K), the liquid crystal panel 14 is added to a plane substantially parallel to the frame 31 of the fixed frame 30 and the thickness of the frame 31 It can be positioned and fixed at a predetermined position in the direction. That is, the positioning portions 32 and 36 are provided with the components shown in FIGS.
As shown in (I), (J) and (K), the liquid crystal panel 1 is located at a position where it comes into contact with the front end 20a of the liquid crystal panel 14.
The second slope 3 is narrowed inward in the front direction of the second slope 3.
2b and 36b are provided, and the liquid crystal panel 14 is sandwiched between the second slopes 32b and 36b and the frame portion 31. As a result, the liquid crystal panel 14 can be positioned and fixed in a plane substantially parallel to the frame 31 of the fixed frame 30 and at a predetermined position in the thickness direction of the frame 31. With this configuration, the liquid crystal panel 14 can be positioned more reliably.

3.7 In the above description, the positioning unit 3
Although an example is shown in which the hooks 2 and 36 are formed in a nail shape, a shape that contacts the end face 20 over the entire length range of the side of the liquid crystal panel 14 except for the portion to which the wiring board 24 is connected or the sealing portion 22 The positioning portions 32 and 36 may be used.

3.8 In the above description, the example of the display device 10 using the liquid crystal panel 14 as the display panel has been described. However, the display panel is not limited to the liquid crystal panel, but may be a CRT panel, a plasma panel, or an FED (Field Emission). Display)
Another display panel such as a panel may be used. In addition,
When a self-luminous display panel such as a CRT panel, a plasma panel, or an FED panel is used as the display panel, no backlight is required.

3.9 The embodiments of the present invention have been described above. However, the present invention is not limited to the above-described embodiments, but falls within the scope of the present invention or within the equivalent scope of the claims. Further, various modifications can be made.

[Brief description of the drawings]

FIG. 1 is a schematic exploded perspective view showing a liquid crystal display device according to an embodiment.

FIG. 2 is a side view showing the fixed frame and the liquid crystal panel in a state where they are vertically separated from each other for convenience.

FIG. 3 is a plan view showing a state where a liquid crystal panel is held by a fixed frame.

FIG. 4 is a side view of the fixed frame shown in FIGS. 2 and 3 as viewed from the left side.

FIG. 5 is a side view of the fixing frame shown in FIGS. 2 and 3 as viewed from the right side.

FIG. 6A is an enlarged side view showing a positioning portion circled in FIGS. 2 and 3;
(B), (C), (D), (E), (F), (G),
(H), (I), (J) and (K) are side views showing modifications thereof.

FIGS. 7A and 7B are external views showing an electronic device using the liquid crystal display device of the embodiment, where FIG. 7A is a mobile phone, FIG. 7B is a wrist watch, and FIG. 7C is a mobile information device.

FIG. 8 is a schematic exploded perspective view showing a liquid crystal display device of a modified example in which a protective frame is also used as a fixed frame.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Liquid crystal display device 12, 72 Protective frame 14 Liquid crystal panel 20 End surface 22 Sealing part 30 Fixed frame 32, 36, 74 Positioning part 34 Convex part 40 Backlight

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) G09F 9/30 309 G02F 1/1335 530 F term (Reference) 2H089 HA40 JA10 QA02 QA03 2H091 FA42Z LA02 5C094 AA15 AA36 AA43 AA47 AA48 BA43 DA07 EB02 FA01 FA02 GB01 5G435 AA07 AA14 AA17 AA18 BB12 BB15 EE05 EE07 EE27 EE29 FF12 GG24 GG42 HH18 KK03

Claims (12)

[Claims] 1. A display device in which a display panel is formed by being fixed by a fixed frame, wherein the fixed frame is provided on a frame, and on a plurality of sides of the frame, and the display panel is provided with the frame. A plurality of positioning portions for positioning at predetermined positions in a plane substantially parallel to the display device. 2. The display according to claim 1, wherein the plurality of positioning portions position the display panel in a plane substantially parallel to the frame portion and at a predetermined position in the thickness direction of the frame portion. apparatus. 3. The display device according to claim 1, wherein at least one of the positioning portions presses an end face of the display panel with elasticity. 4. The display panel according to claim 3, wherein the display panel has a projecting portion projecting from an end surface of the display panel, and the positioning portion facing the end surface having the projecting portion avoids the projecting portion. A display device, which is in contact with an end face. 5. The display device according to claim 1, further comprising a backlight disposed on a back surface of the display panel, wherein the fixing frame also fixes the backlight. . 6. The display device according to claim 1, wherein the fixed frame also serves as a protection frame for protecting the display panel from a front side. 7. The display device according to claim 1, wherein the fixing frame is formed of metal. 8. The display device according to claim 1, wherein the positioning portion makes substantially point contact with the display panel. 9. The positioning part according to claim 1, wherein a part of the positioning part that contacts the display panel is formed as a convex part, and the convex part has a height at which the protruding part protrudes from the end face. A display device having a height higher than the height. 10. The display device according to claim 1, wherein the positioning portion makes surface contact with the display panel. 11. The display panel according to claim 4, wherein the display panel is a liquid crystal panel, and the projecting portion is a sealing portion that seals an injection port into which liquid crystal is injected. Display device. 12. An electronic apparatus comprising the display device according to claim 1 as display means.