WO2012164676A1 - 表示装置 - Google Patents
表示装置 Download PDFInfo
- Publication number
- WO2012164676A1 WO2012164676A1 PCT/JP2011/062426 JP2011062426W WO2012164676A1 WO 2012164676 A1 WO2012164676 A1 WO 2012164676A1 JP 2011062426 W JP2011062426 W JP 2011062426W WO 2012164676 A1 WO2012164676 A1 WO 2012164676A1
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- WO
- WIPO (PCT)
- Prior art keywords
- display device
- adhesive member
- double
- panel
- sided tape
- Prior art date
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1656—Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
Definitions
- the present invention relates to a display device such as a liquid crystal display or an organic EL display.
- a protective panel such as a touch panel
- the protective panel is fixed to a chassis or the like with double-sided tape, and a space gap is provided between the protective panel and the display panel.
- This space gap prevents the display panel from being defective due to the pressure applied to the protection panel by blocking the influence of the deflection of the protection panel.
- a slit may be provided in the double-sided tape for fixing the protective panel so that the space gap is not hermetically sealed.
- FIG. 22 is an exploded perspective view showing a touch screen display device according to the related art.
- FIG. 23 is a plan view showing an adhesive member in the touch screen display device of FIG.
- the related technology touch screen display device includes a display panel 610, a touch panel 630, and an adhesive member 650.
- a display panel 610 On the display panel 610, an effective display area DA and a peripheral area PA surrounding the effective display area DA are defined, and a flexible substrate 612 is connected thereto.
- the adhesive member 650 is interposed between the display panel 610 and the touch panel 630 in the peripheral area PA defined in the display panel 610, and bonds them together.
- a polarizing film 617 is attached inside the adhesive member 650.
- a ventilation path 657 is formed near the center (B portion) of the two long sides in the peripheral area PA of the display panel 610. Air flows into or out of the space between the touch panel 630 and the display panel 610 through the air passage 657.
- the adhesive member 650 includes first and second adhesive tapes 653 and 655.
- the ventilation path 657 has a concave and convex shape that engages with each other and is formed at each of the ends of the first and second adhesive tapes 653 and 655, and is bent at four positions.
- the air pressure in the space surrounded by the adhesive member 650 changes in accordance with the external pressure of the display device by the air passage 657. Further, the bent portion of the air passage 657 having a complicated shape confines foreign matter and prevents foreign matter from entering the display device.
- Patent Document 2 discloses a display device in which an adhesive member of a touch panel is processed to form a complicated-shaped air passage.
- Patent Document 3 discloses a display device having a complicated configuration in which a dustproof spacer is attached to a touch panel.
- a display device having a structure in which a protective panel such as a touch panel is fixed to a resin chassis via a double-sided tape
- the image is distorted by a foreign substance entering from a gap generated at the position where the double-sided tape is applied or from a gap due to the thickness of the double-sided tape.
- Image quality including image quality degradation.
- the shape of the double-sided tape is complicated to prevent foreign matter from entering, the number of double-sided tape to be discarded increases, leading to an increase in the cost of the double-sided tape.
- it is extremely inferior to apply a complex-shaped double-sided tape. In particular, with the recent increase in size of display devices, this problem has become serious.
- an object of the present invention is to provide a display device that can prevent foreign matter from entering the display device through the gap between the chassis and the protective panel even if the adhesive member for fixing the chassis and the protective panel is made simple. Thus, the discarded portion of the adhesive member is reduced, and the operation of fixing the chassis and the protection panel is facilitated. That is, an object of the present invention is to prevent foreign matter from entering through a gap formed between the adhesive member and the chassis, which is generated by simplifying the structure.
- a display device includes: A display panel, a protection panel installed through a space with respect to the display surface of the display panel, a chassis that houses the display panel, and an adhesive member that fixes the protection panel to the chassis, On the upper surface of the chassis facing the protective panel, a step which is equal to or less than the thickness of the adhesive member is provided, The adhesive member is disposed in a region that is a lower stage of the step, In the region where the end of the adhesive member is disposed, a wall corresponding to the upper stage of the step is provided so as to spatially separate the adhesive member and the display panel. It is characterized by that.
- the wall corresponding to the upper stage of the step is provided in the region where the end of the adhesive member is disposed so as to spatially separate the adhesive member and the display panel, thereby It is possible to prevent foreign matter from entering from a gap formed between the adhesive member and the chassis generated by simplification.
- FIG. 4 is a detailed view showing a part A in FIG. 3.
- FIG. 5 is a cross-sectional view taken along line A1-A1 in FIG. 4 showing a state where a touch panel is added.
- FIG. 8 is a cross-sectional view taken along line B1-B1 in FIG. 7 showing a state where a touch panel is added.
- FIG. 8 is a sectional view taken along line B2-B2 in FIG. 7 showing a state where a touch panel is added. It is a front view which shows the state except the touch panel in the display apparatus of Embodiment 3 which concerns on this invention.
- It is detail drawing which shows the C section in FIG. FIG. 12 is a cross-sectional view taken along line C1-C1 in FIG. 11 showing a state where a touch panel is added.
- FIG. 12 is a sectional view taken along line C2-C2 in FIG. 11 showing a state where a touch panel is added.
- FIG. 16 is a cross-sectional view taken along line D1-D1 in FIG. 15 showing a state where a touch panel is added.
- FIG. 16 is a cross-sectional view taken along line D2-D2 in FIG. 15 showing a state where a touch panel is added.
- It is a front view which shows the state except the touch panel in the display apparatus of Embodiment 5 which concerns on this invention.
- It is detail drawing which shows the E section in FIG.
- FIG. 20 is a cross-sectional view taken along line E1-E1 in FIG. 19 showing a state where a touch panel is added.
- FIG. 20 is a cross-sectional view taken along line E2-E2 in FIG. 19 showing a state where a touch panel is added.
- It is a disassembled perspective view which shows the touch screen display apparatus of related technology.
- It is a top view which shows the adhesive member in the touch screen display apparatus of FIG.
- FIG. 1 is an overall perspective view showing a display device according to Embodiment 1 of the present invention.
- FIG. 2 is an exploded perspective view showing the display device of FIG.
- FIG. 3 is a front view showing a state in which the touch panel is removed from the display device of FIG. 4 is a detailed view showing a portion A in FIG. 5 is a cross-sectional view taken along line A1-A1 in FIG. 4 showing a state where a touch panel is added.
- description will be given based on these drawings.
- the display device includes a display device 1 serving as a display panel, a touch panel 2 serving as a protection panel installed on the display surface of the display device 1 via a space 8, and a chassis that houses the display device 1.
- Resin chassis 3a and double-sided tapes 4a and 40a as adhesive members for fixing the touch panel 2 to the resin chassis 3a.
- steps 31a and 32a that are equal to or less than the thickness of the double-sided tapes 4a and 40a are provided.
- the double-sided tapes 4a and 40a are arranged in the lower region of the steps 31a and 32a.
- steps 31a walls corresponding to the upper steps of the steps 31a and 32a (steps 31a) so as to spatially separate the double-sided tapes 4a and 40a and the display device 1 from each other. Is provided. According to the display device of the first embodiment, it is possible to prevent foreign matter from entering through a gap formed between the double-sided tapes 4a and 40a and the resin chassis 3a, which is generated by simplifying the structure.
- the display device is a display device 1 as a display panel, a resin chassis 3 a as a chassis 3 that houses the display device 1, and a protective panel that covers the display device 1 through the space 8.
- Air provided inside and outside the space 8 is provided on at least one of the touch panel 2, the double-faced tapes 4a and 40a as adhesive members for fixing the touch panel 2 to the periphery of the resin chassis 3a, and the resin chassis 3a and the touch panel 2 facing each other.
- Steps 31a and 32a are provided as convex portions forming a gap 9a serving as a flow path.
- the steps 31a and 32a are first convex planes provided on the resin chassis 3a and having a height lower than the thickness of the double-sided tapes 4a and 40a.
- the double-sided tape 4a, 40a has an adhesive layer made of an adhesive or the like on both front and back surfaces.
- the gap 9a between the steps 31a and 32a and the touch panel 2 is narrower than the gap between the resin chassis 3a and the touch panel 2 formed by the interposition of the double-sided tapes 4a and 40a, it has a function of preventing the entry of foreign matter.
- the display device includes a display device 1, a touch panel 2, a resin chassis 3a that incorporates the display device 1, and double-sided tapes 4a and 40a that fix the touch panel 2 to the resin chassis 3a.
- Double-sided tapes 4a and 40a are affixed to the inner surface of the resin chassis 3a.
- a step 31a which is equal to or less than the thickness of the double-sided tape 4a, 40a is provided in a portion where the double-sided tape 4a, 40a is not attached.
- the touch panel 2 is fixed to the resin chassis 3a via double-sided tapes 4a and 40a.
- a step 32a that is equal to or less than the thickness of the double-sided tape 40a is provided on the resin chassis 3a.
- a gap (clearance) 9a formed between the step 32a and the touch panel 2 is set to be equal to or less than the size of the assumed foreign matter.
- the slit 5a formed by the end portion 41a of the double-sided tape 40a and the step 32a of the resin chassis 3a has a shape separated from the inside of the display device.
- the structure on the side to which the double-sided tape 4a is attached is configured in the same manner, so that a slit having a shape separated from the inside of the display device is formed.
- the resin chassis 3a is provided with steps 31a and 32a that are equal to or less than the thickness of the double-sided tape 4a and 40a, and the gap 9a between the steps 31a and 32a and the touch panel 2 is set to a size that suppresses the entry of foreign matter, thereby entering the display device. Therefore, it is possible to prevent image quality defects including image distortion and image quality degradation. Further, since the shapes of the double-sided tapes 4a and 40a can be simplified, it is possible to reduce the unnecessary portions of the double-sided tapes and efficiently lay out the area, so that it is possible to suppress the entry of foreign matter into the display device. Can be realized at low cost.
- the gap 9a between the resin chassis 3a and the touch panel 2 can be set according to the assumed size of the foreign matter without depending on the thickness of the double-sided tapes 4a and 40a. Since the double-sided tape that is not easily affected by the unevenness of the touch panel 2 can be selected, the fixing strength of the touch panel 2 can be increased.
- FIG. 6 is a front view showing a state where the touch panel is removed from the display device according to the second embodiment of the present invention.
- 7 is a detailed view showing a portion B in FIG. 8 is a cross-sectional view taken along line B1-B1 in FIG. 7 showing a state where a touch panel is added.
- 9 is a cross-sectional view taken along line B2-B2 in FIG. 7 showing a state where a touch panel is added.
- Steps 31b and 32b in the display device of the second embodiment are first convex planes provided on the resin chassis 3b and having a height lower than the thickness of the double-sided tapes 4b and 40b.
- a slit 5b that captures a foreign substance that enters the space 8 is provided.
- the slit 5b has a shape extending from the periphery of the end portion 41b of the double-sided tape 4b, 40b to the space 8.
- the display device of Embodiment 2 includes a display device 1, a touch panel 2, a resin chassis 3b in which the display device 1 is incorporated, and double-sided tapes 4b and 40b that fix the touch panel 2 to the resin chassis 3b.
- Double-sided tapes 4b and 40b are affixed to the inner surface of the resin chassis 3b.
- a step 31b that is equal to or less than the thickness of the double-sided tape 4b, 40b is provided in a portion where the double-sided tape 4b, 40b is not attached.
- the touch panel 2 is fixed to the resin chassis 3b via double-sided tapes 4b and 40b.
- a step 32b which is equal to or less than the thickness of the double-sided tape 40b is provided on the resin chassis 3b.
- the gap 9b formed between the step 32b and the touch panel 2 is set to be equal to or less than the assumed size of the foreign matter.
- the slit 5b formed by the end 41b of the double-sided tape 40b and the resin chassis 3b has a shape that is not linear. Further, the structure on the side to which the double-sided tape 4b is attached is configured in the same manner, so that a slit that does not become a straight line is formed.
- the long and non-linear slit 5b is formed by the end 41b of the double-sided tape 40b and the resin chassis 3b provided with the steps 31b and 32b, so that it is possible to enter the display device from the outside. Foreign matter can be captured in the slit 5b. Thereby, foreign matter intrusion into the display device can be suppressed, and image quality defects including image distortion and image quality degradation can be prevented. Further, since the shapes of the double-sided tapes 4b and 40b can be simplified, it is possible to reduce the unnecessary portions of the double-sided tapes and efficiently lay out the area, so that it is possible to suppress the entry of foreign matter into the display device. Can be realized at low cost. Other configurations, operations, and effects of the display device according to the second embodiment are the same as those of the display device according to the first embodiment.
- FIG. 10 is a front view showing a state in which the touch panel is removed from the display device according to the third embodiment of the present invention.
- 11 is a detailed view showing a portion C in FIG. 12 is a cross-sectional view taken along line C1-C1 in FIG. 11 showing a state where a touch panel is added.
- 13 is a cross-sectional view taken along line C2-C2 in FIG. 11 showing a state where a touch panel is added.
- Steps 31c and 32c in the display device of Embodiment 3 are first convex flat surfaces provided on the resin chassis 3c and having a height lower than the thickness of the double-sided tapes 4c and 40c.
- a slit 5c that captures foreign matter entering the space 8 and a double-sided tape 6c as an adhesive member that captures foreign matter entering the space 8 are provided.
- the double-sided tape 6c has one surface attached to the resin chassis 3c and the other surface used as an adhesive member.
- the display device of Embodiment 3 includes a display device 1, a touch panel 2, a resin chassis 3c that incorporates the display device 1, double-sided tapes 4c and 40c that fix the touch panel 2 to the resin chassis 3c, and the display device 1 as a resin chassis. And a double-sided tape 6c fixed to 3c. Double-sided tape 4c, 40c is affixed to the inner surface of the resin chassis 3c. A step 31c that is equal to or less than the thickness of the double-sided tape 4c, 40c is provided in a portion where the double-sided tape 4c, 40c is not attached.
- the touch panel 2 is fixed to the resin chassis 3c through double-sided tapes 4c and 40c.
- a step 32c that is equal to or less than the thickness of the double-sided tape 40c is provided on the resin chassis 3c.
- a gap 9c formed between the step 32c and the touch panel 2 is set to be equal to or less than the assumed size of the foreign matter.
- the slit 5c formed by the end 41c of the double-sided tape 40c and the resin chassis 3c has a shape having two corners.
- the resin chassis 3 c is provided with ribs 7 c that guide the fixing of the display device 1.
- the end portion 41c of the double-sided tape 40c is positioned to face the rib 7c.
- the double-sided tape 6c is extended in a space 61c formed between the resin chassis 3c and the display device 1. It is also possible to use a double-sided tape 6c having a light shielding property. Also, the structure on the side where the double-sided tape 4c is affixed is configured in the same manner, whereby a slit that does not become a straight line is formed, and the double-sided tape 6c is stretched.
- the third embodiment foreign matter that has entered the display device from the outside is captured by the double-sided tape 6c disposed in the display device, so that foreign matter entry into the display device is suppressed and image distortion and image quality degradation are prevented. Including poor image quality can be prevented. Further, by using a double-sided tape 6c having a light shielding property, it is possible to suppress unnecessary transmission of light, such as light transmitted through the resin chassis 3c, into a space formed in the display device. According to the display device of the third embodiment, the steps 31c and 32c suppress the entry of foreign matter into the display device, and the foreign matter entering the double-sided tape 6c attached inside is captured, so Foreign matter can be prevented from entering.
- FIG. 14 is a front view showing a state where the touch panel is removed from the display device according to the fourth embodiment of the present invention.
- 15 is a detailed view showing a portion D in FIG. 16 is a cross-sectional view taken along line D1-D1 in FIG. 15 showing a state where a touch panel is added.
- 17 is a cross-sectional view taken along line D2-D2 in FIG. 15, showing a state where a touch panel is added.
- Steps 31d and 32d in the display device of Embodiment 4 are first convex flat surfaces provided on the resin chassis 3d and having a height lower than the thickness of the double-sided tapes 4d and 40d.
- a slit 5d that captures foreign matter entering the space 8 and a double-sided tape 6d as an adhesive member that captures foreign matter entering the space 8 are provided.
- the step 33d is a second convex plane provided outside the touch panel 2 of the resin chassis 3d and having a height higher than the thickness of the double-sided tapes 4d and 40d.
- the display device of Embodiment 4 includes a display device 1, a touch panel 2, a resin chassis 3d in which the display device 1 is incorporated, double-sided tapes 4d and 40d for fixing the touch panel 2 to the resin chassis 3d, and the display device 1 in a resin chassis. And a double-sided tape 6d fixed to 3d. Double-sided tapes 4d and 40d are attached to the inner surface of the resin chassis 3d. A step 31d that is equal to or less than the thickness of the double-sided tape 4d, 40d is provided in a portion where the double-sided tape 4d, 40d is not attached.
- the touch panel 2 is fixed to the resin chassis 3d through double-sided tapes 4d and 40d.
- a step 32d that is equal to or less than the thickness of the double-sided tape 40d is provided on the resin chassis 3d.
- a step 33d that is equal to or greater than the thickness of the double-sided tape 40d is provided on the outer side of the resin chassis 3d.
- the gap 9d formed between the step 32d and the touch panel 2 is set to be equal to or less than the assumed size of the foreign matter.
- a slit 5d formed by the end portion 41d of the double-sided tape 40d and the resin chassis 3d has a shape having two corners.
- the resin chassis 3d is provided with ribs 7d for guiding the display device 1 to be fixed.
- the end portion 41d of the double-sided tape 40d is positioned to face the rib 7d.
- the double-sided tape 6d is stretched into a space 61d formed between the resin chassis 3d and the display device 1.
- the touch panel 2 is fixed so as to abut on a step 33d provided on the outer side of the double-sided tape 40d.
- the structure on the side on which the double-sided tape 4d is affixed is formed in the same manner, whereby a slit having a shape that is not linear is formed, and the double-sided tape 6d is stretched.
- the fourth embodiment there is a possibility of foreign matter intrusion in a three-dimensional direction with respect to the non-linear slit 5d formed by the end 41d of the double-sided tape 40d and the resin chassis 3d with the steps 31d and 32d.
- a path (consisting of a step 33d and the like) is formed.
- foreign matter entering the display device from the outside is captured in the slit 5d, so that foreign matter entry into the display device can be suppressed, thereby preventing image quality defects including image distortion and image quality degradation. it can.
- 3D can be utilized for the fixed position alignment of the touch panel 2 (protection panel), assembly work can be facilitated.
- the effect of suppressing the entry of foreign matter into the display device can be improved, and the assembly work of attaching the touch panel 2 (protective panel) on the resin chassis 3d can be facilitated.
- Other configurations, operations, and effects of the display device of the fourth embodiment are the same as those of the display devices of the first to third embodiments.
- FIG. 18 is a front view showing a state in which the touch panel is removed from the display device according to the fifth embodiment of the present invention.
- FIG. 19 is a detailed view showing a portion E in FIG. 20 is a cross-sectional view taken along line E1-E1 in FIG. 19 showing a state where a touch panel is added.
- 21 is a cross-sectional view taken along line E2-E2 in FIG. 19 showing a state where a touch panel is added.
- Steps 31e and 32e in the display device of the fifth embodiment are first convex planes provided on the resin chassis 3e and having a height lower than the thickness of the double-sided tapes 4e and 40e.
- a slit 5e that captures foreign matter entering the space 8 and a double-sided tape 6e as an adhesive member that captures foreign matter entering the space 8 are provided.
- the step 33e is a third convex plane that is provided outside the touch panel 2 of the resin chassis 3e and has a height corresponding to the steps 31e and 32e.
- the display device of Embodiment 5 includes a display device 1, a touch panel 2, a resin chassis 3e that incorporates the display device 1, double-sided tapes 4e and 40e that fix the touch panel 2 to the resin chassis 3e, and the display device 1 as a resin chassis. And a double-sided tape 6e fixed to 3e. Double-sided tape 4e, 40e is affixed to the inner surface of the resin chassis 3e. A step 31e that is equal to or less than the thickness of the double-sided tape 4e, 40e is provided in a portion where the double-sided tape 4e, 40e on the inner surface is not attached.
- the touch panel 2 is fixed to the resin chassis 3d through double-sided tapes 4e and 40e.
- steps 32e and 33e that are equal to or less than the thickness of the double-sided tape 40e are provided on the resin chassis 3e.
- a gap 9e formed between the steps 32e and 33e and the touch panel 2 is set to be equal to or less than the size of the assumed foreign matter.
- the slit 5e formed by the end portion 41e of the double-sided tape 40e and the resin chassis 3e has a shape having three or more corners.
- the resin chassis 3e is provided with ribs 7e for guiding the fixing of the display device 1.
- the end portion 41e of the double-sided tape 40e is at a position facing the rib 7e.
- the double-sided tape 6e is extended to a space 61e formed between the resin chassis 3e and the display device 1. Also, the structure on the side where the double-sided tape 4e is affixed is similarly configured to form a slit having a shape having three or more corners, and the double-sided tape 6e is stretched.
- the end portion 41e of the double-sided tape 40e and the resin chassis 3e with the steps 32e and 33e are formed into a non-linear and long slit 5e to enter the display device from the outside. Can be captured in the slit 5e. Thereby, foreign matter intrusion into the display device can be suppressed, and image quality defects including image distortion and image quality degradation can be prevented. According to the fifth embodiment, the effect of suppressing entry of foreign matter into the display device can be improved, and the display device can be reduced in size.
- Other configurations, operations, and effects of the display device according to the third embodiment are the same as those of the display devices according to the first to fourth embodiments.
- the present invention has been described with reference to each of the above embodiments, but the present invention is not limited to each of the above embodiments. Various changes that can be understood by those skilled in the art can be made to the configuration and details of the present invention. Further, the present invention includes a combination of some or all of the configurations of the above-described embodiments as appropriate.
- the display device has a touch panel and a protection panel by devising the structure of the resin chassis to which the double-sided tape is attached. Prevent foreign matter from entering the display device from the gap with the resin chassis. That is, a step is provided on the resin chassis to which the double-sided tape for fixing the protective panel is attached, and a step that is equal to or less than the thickness of the double-sided tape is provided, and a wall is provided between the end surface portion of the double-sided tape and the display panel.
- a step having a flat surface is provided at a position lower than the display surface between the double-sided tape for fixing the protective panel and the display panel.
- a display device comprising:
- the convex portion is a first convex plane provided on the chassis and having a height lower than the thickness of the adhesive member.
- a second convex plane provided outside the protective panel of the chassis and having a height higher than the thickness of the adhesive member,
- the display device according to appendix 1 or 2 further comprising:
- a third convex plane provided outside the adhesive member of the chassis and having a height corresponding to the convex portion,
- the display device according to appendix 1 or 2 further comprising:
- the pressure-sensitive adhesive member has light shielding properties.
- the protective panel is a touch panel.
- the display device according to any one of appendices 1 to 7, characterized in that:
- the adhesive member is a double-sided tape.
- the display device according to any one of appendices 1 to 8, characterized in that:
- the adhesive member is a double-sided tape.
- a display panel a protective panel installed through a space with respect to the display surface of the display panel, a chassis that houses the display panel, and an adhesive member that fixes the protective panel to the chassis.
- a step which is equal to or less than the thickness of the adhesive member is provided,
- the adhesive member is disposed in a region that is a lower stage of the step, In the region where the end of the adhesive member is disposed, a wall corresponding to the upper stage of the step is provided so as to spatially separate the adhesive member and the display panel.
- Appendix 14 The display device according to appendix 11, wherein a wall provided so as to spatially separate the adhesive member and the display panel is disposed at an end of the adhesive member.
- Appendix 15 In the region where the end of the adhesive member is disposed, a wall having a height corresponding to the upper stage of the step is provided so as to spatially separate the adhesive member and the outside of the display device. Item 15.
- a display panel a protective panel installed through a space with respect to the display surface of the display panel, a chassis that houses the display panel, and an adhesive member that fixes the protective panel to the chassis.
- a step which is equal to or less than the thickness of the adhesive member is provided,
- the adhesive member is disposed in a lower region of the step, In the region where the end portion of the adhesive member is disposed, a wall corresponding to the upper stage of the step is provided so as to spatially separate the adhesive member and the display panel,
- Another display device having a flat surface at a position lower than the display surface of the display panel is provided between the display panel and the adhesive member.
- Appendix 17 The display device according to appendix 16, wherein the protective panel is a touch panel.
- Appendix 18 The display device according to appendix 16, wherein the adhesive member is a double-sided tape.
- Appendix 20 In the region where the end of the adhesive member is disposed, a wall having a height larger than the upper level of the step is provided so as to spatially separate the adhesive member and the outside of the display device.
- the present invention can be used for display devices such as a liquid crystal display and an organic EL display.
- Embodiment 1 Display device (display panel) 2 Touch panel (protection panel) 3 Chassis 3a Resin chassis (chassis) 31a, 32a Level difference (convex portion, first convex plane) 4a, 40a Double-sided tape (adhesive member) 41a Edge of double-sided tape 5a Slit 8 Space 9a Gap Embodiment 2 3b Resin chassis (chassis) 31b, 32b Level difference (convex portion, first convex plane) 4b, 40b Double-sided tape (adhesive member) 41b Edge of double-sided tape 5b Slit 9b Gap Embodiment 3 3c Resin chassis (chassis) 31c, 32c Level difference (convex part, first convex plane) 4c, 40c Double-sided tape (adhesive member) 41c Edge of double-sided tape 5c Slit 6c Double-sided tape (adhesive member) 61c space 7c rib 9c gap embodiment 4 3d resin chassis (chassis
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Abstract
Description
表示パネルと、この表示パネルの表示面に対し空間を介して設置される保護パネルと、前記表示パネルを収納するシャーシと、前記保護パネルを前記シャーシに固定する接着部材とを備え、
前記保護パネルと対向する前記シャーシの上面には、前記接着部材の厚み以下となる段差が設けられ、
前記接着部材は前記段差の下段となる領域に配置され、
前記接着部材の端部が配置される領域には、前記接着部材と前記表示パネルとを空間的に分離するように、前記段差の上段に相当する壁が設けられている、
ことを特徴とする。
この表示パネルを収納するシャーシと、
空間を介して前記表示パネルを覆う保護パネルと、
前記シャーシの周縁に前記保護パネルを固定する接着部材と、
前記シャーシ及び前記保護パネルの互いに対向する面の少なくとも一方に設けられ、前記空間の内外の空気の流路となる間隙を形成する凸部と、
を備えたことを特徴とする表示装置。
ことを特徴とする付記1記載の表示装置。
更に備えたことを特徴とする付記1又は2記載の表示装置。
更に備えたことを特徴とする付記1又は2記載の表示装置。
更に備えたことを特徴とする付記1乃至4のいずれか一つに記載の表示装置。
更に備えたことを特徴とする付記1乃至4のいずれか一つに記載の表示装置。
ことを特徴とする付記6記載の表示装置。
ことを特徴とする付記1乃至7のいずれか一つに記載の表示装置。
ことを特徴とする付記1乃至8のいずれか一つに記載の表示装置。
ことを特徴とする付記6又は7記載の表示装置。
前記保護パネルと対向する前記シャーシの上面には、前記接着部材の厚み以下となる段差が設けられ、
前記接着部材は前記段差の下段となる領域に配置され、
前記接着部材の端部が配置される領域には、前記接着部材と前記表示パネルとを空間的に分離するように、前記段差の上段に相当する壁が設けられている、
ことを特徴とする表示装置。
前記接着部材の端部が配置される領域には、前記接着部材と当該表示装置の外部を空間的に分離するように、前記段差の上段に相当する高さを有する壁が設けられていることを特徴とする付記14に記載の表示装置。
前記保護パネルと対向する前記シャーシの上面には、前記接着部材の厚み以下となる段差が設けられ、
前記接着部材はこの段差の下段となる領域に配置され、
前記接着部材の端部が配置される領域には、前記接着部材と前記表示パネルとを空間的に分離するように、前記段差の上段に相当する壁が設けられて、
前記表示パネルと前記接着部材との間には、前記表示パネルの表示面より低い位置に平面を有する別の段差が設けられたことを特徴とする表示装置。
前記保護パネルは、タッチパネルであることを特徴とする付記16に記載の表示装置。
前記接着部材は、両面テープであることを特徴とする付記16に記載の表示装置。
1 表示デバイス(表示パネル)
2 タッチパネル(保護パネル)
3 シャーシ
3a 樹脂シャーシ(シャーシ)
31a,32a 段差(凸部、第一凸平面)
4a、40a 両面テープ(接着部材)
41a 両面テープの端部
5a スリット
8 空間
9a 間隙
実施形態2
3b 樹脂シャーシ(シャーシ)
31b,32b 段差(凸部、第一凸平面)
4b、40b 両面テープ(接着部材)
41b 両面テープの端部
5b スリット
9b 間隙
実施形態3
3c 樹脂シャーシ(シャーシ)
31c,32c 段差(凸部、第一凸平面)
4c、40c 両面テープ(接着部材)
41c 両面テープの端部
5c スリット
6c 両面テープ(粘着部材)
61c 空間
7c リブ
9c 間隙
実施形態4
3d 樹脂シャーシ(シャーシ)
31d,32d 段差(凸部、第一凸平面)
33d 段差(第二凸平面)
4d、40d 両面テープ(接着部材)
41d 両面テープの端部
5d スリット
6d 両面テープ(粘着部材)
61d 空間
7d リブ
9d 間隙
実施形態5
3e 樹脂シャーシ(シャーシ)
31e,32e 段差(凸部、第一凸平面)
33e 段差(第三凸平面)
4e、40e 両面テープ(接着部材)
41e 両面テープの端部
5deスリット
6e 両面テープ(粘着部材)
61e 空間
7e リブ
9e 間隙
Claims (15)
- 表示パネルと、この表示パネルの表示面に対し空間を介して設置される保護パネルと、前記表示パネルを収納するシャーシと、前記保護パネルを前記シャーシに固定する接着部材とを備え、
前記保護パネルと対向する前記シャーシの上面には、前記接着部材の厚み以下となる段差が設けられ、
前記接着部材は前記段差の下段となる領域に配置され、
前記接着部材の端部が配置される領域には、前記接着部材と前記表示パネルとを空間的に分離するように、前記段差の上段に相当する壁が設けられている、
ことを特徴とする表示装置。 - 前記保護パネルは、タッチパネルであることを特徴とする請求項1に記載の表示装置。
- 前記接着部材は、両面テープであることを特徴とする請求項1に記載の表示装置。
- 前記接着部材と前記表示パネルとを空間的に分離するように設けた壁は、前記接着部材の端部に配置されることを特徴とする請求項1に記載の表示装置。
- 前記接着部材の端部が配置される領域には、前記接着部材と当該表示装置の外部を空間的に分離するように、前記段差の上段に相当する高さを有する壁が設けられていることを特徴とする請求項4に記載の表示装置。
- 表示パネルと、この表示パネルの表示面に対し空間を介して設置される保護パネルと、前記表示パネルを収納するシャーシと、前記保護パネルを前記シャーシに固定する接着部材とを備え、
前記保護パネルと対向する前記シャーシの上面には、前記接着部材の厚み以下となる段差が設けられ、
前記接着部材はこの段差の下段となる領域に配置され、
前記接着部材の端部が配置される領域には、前記接着部材と前記表示パネルとを空間的に分離するように、前記段差の上段に相当する壁が設けられ、
前記表示パネルと前記接着部材との間には、前記表示パネルの表示面より低い位置に平面を有する別の段差が設けられたことを特徴とする表示装置。 - 前記保護パネルは、タッチパネルであることを特徴とする請求項6に記載の表示装置。
- 前記接着部材は、両面テープであることを特徴とする請求項6に記載の表示装置。
- 前記接着部材の端部が配置される領域には、前記接着部材と当該表示装置の外部とを空間的に分離するように、前記段差の上段に相当する高さを有する壁が設けられていることを特徴とする請求項6に記載の表示装置。
- 前記接着部材の端部が配置される領域には、前記接着部材と当該表示装置の外部とを空間的に分離するように、前記段差の上段より大きい高さを有する壁が設けられていることを特徴とする請求項6に記載の表示装置。
- 前記別の段差には、その平面部分に粘着部材が配置されていることを特徴とする請求項6に記載の表示装置。
- 前記粘着部材は遮光性を有していることを特徴とする請求項11に記載の表示装置。
- 前記表示パネルと前記シャーシとは粘着部材を介して固定されていることを特徴とする請求項6に記載の表示装置。
- 前記粘着部材は、前記別の段差の領域まで延伸された形状であることを特徴とする請求項6に記載の表示装置。
- 前記粘着部材は遮光性を有していることを特徴とする請求項14に記載の表示装置。
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CN201180071259.XA CN103562825B (zh) | 2011-05-30 | 2011-05-30 | 显示设备 |
US14/114,667 US9501095B2 (en) | 2011-05-30 | 2011-05-30 | Display device |
JP2013517736A JP6004347B2 (ja) | 2011-05-30 | 2011-05-30 | 表示装置 |
PCT/JP2011/062426 WO2012164676A1 (ja) | 2011-05-30 | 2011-05-30 | 表示装置 |
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PCT/JP2011/062426 WO2012164676A1 (ja) | 2011-05-30 | 2011-05-30 | 表示装置 |
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CN106095000B (zh) * | 2016-06-24 | 2019-12-24 | 联想(北京)有限公司 | 电脑显示装置及其组装和拆解方法 |
CN109102758B (zh) * | 2017-06-20 | 2021-08-17 | 天马微电子股份有限公司 | 显示装置 |
US11237420B2 (en) * | 2019-05-14 | 2022-02-01 | Sharp Kabushiki Kaisha | Display device having fixing member |
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JP6004347B2 (ja) | 2016-10-05 |
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