WO2016143332A1 - Glass panel unit with touch sensor and display device - Google Patents

Glass panel unit with touch sensor and display device Download PDF

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Publication number
WO2016143332A1
WO2016143332A1 PCT/JP2016/001266 JP2016001266W WO2016143332A1 WO 2016143332 A1 WO2016143332 A1 WO 2016143332A1 JP 2016001266 W JP2016001266 W JP 2016001266W WO 2016143332 A1 WO2016143332 A1 WO 2016143332A1
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WO
WIPO (PCT)
Prior art keywords
glass panel
touch sensor
panel unit
display
unit
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Application number
PCT/JP2016/001266
Other languages
French (fr)
Japanese (ja)
Inventor
長谷川 賢治
瓜生 英一
Original Assignee
パナソニックIpマネジメント株式会社
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Publication of WO2016143332A1 publication Critical patent/WO2016143332A1/en

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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements

Definitions

  • the present invention relates to a glass panel unit with a touch sensor and a display device including the same.
  • a display device having a display function on a wall of a building and a display device having a display function on a table top are known.
  • the table top plate is made of transparent glass or resin, and the display panel is placed close to the lower side of the top plate to function as a table. It also has a function as a display terminal.
  • An object of the present invention is to provide a glass panel unit with a touch sensor that has a touch sensor with good sensitivity and can ensure high strength, and a display device including the glass panel unit.
  • the glass panel unit with a touch sensor includes a front side glass panel, a back side glass panel bonded to the front side glass panel, and a touch sensor film smaller than any of the front side glass panel and the back side glass panel.
  • the touch sensor film is bonded to the front glass panel and the back glass panel while being sandwiched between the front glass panel and the back glass panel.
  • a display device includes the glass panel unit with a touch sensor and a display panel disposed in proximity to the back glass panel included in the glass panel unit with the touch sensor.
  • the touch sensor film included in the glass panel unit with a touch sensor is positioned to face the display panel.
  • FIG. 1 is a perspective view illustrating the entire display device according to the first embodiment.
  • FIG. 2 is a perspective view showing a state in which the glass panel unit with a touch sensor is removed from the display device same as above.
  • FIG. 3 is a perspective view showing a state in which the glass panel unit with a touch sensor and the display panel are removed from the display device same as above.
  • 4A is a cross-sectional view taken along line XX of FIG. 4B is an enlarged view of the vicinity of Y in FIG. 4A.
  • FIG. 5A is a front view of a glass panel unit with a touch sensor included in the display device.
  • FIG. 5B is a side view of the glass panel unit with a touch sensor of the above.
  • FIG. 5C is a rear view of the glass panel unit with a touch sensor.
  • FIG. 6A is a plan view of the display apparatus according to the second embodiment.
  • FIG. 6B is a side view of the above display device.
  • FIG. 6C is a back bottom view of the above display device.
  • FIG. 7A is a rear view of a front glass panel provided in the above display device.
  • FIG. 7B is a rear view of the touch sensor film included in the above display device.
  • FIG. 7C is a rear view of the back glass panel provided in the display device same as above.
  • FIG. 8A is an enlarged view of the vicinity of Z in FIG. 6C. 8B is a cross-sectional view taken along the line DD of FIG. 8A.
  • FIG. 1 shows the entire display device 1 according to the first embodiment.
  • the display device 1 is a display device of a type incorporated in a building wall 2.
  • the display device 1 includes a glass panel unit with a touch sensor (hereinafter simply referred to as “glass panel unit”) 3 installed flush with a wall 2 of a building, and a display panel 4 disposed on the back side of the glass panel unit 3.
  • glass panel unit a glass panel unit with a touch sensor (hereinafter simply referred to as “glass panel unit”) 3 installed flush with a wall 2 of a building, and a display panel 4 disposed on the back side of the glass panel unit 3.
  • the wall 2 has a pair of left and right vertical members 5a and 5b extending from the floor to the ceiling, and both vertical members 5a and 5b.
  • Two cross members 6a and 6b are provided between the upper and lower cross members.
  • a rectangular flat base plate 7 is fixed between the both side members 6a, 6b.
  • the vertical members 5a and 5b, the horizontal members 6a and 6b, and the base plate 7 are all made of wood or wood.
  • the surfaces of the vertical members 5a and 5b facing the room are flush with the wall 2.
  • the surfaces of the cross members 6a and 6b facing the room are located on the back side by a predetermined dimension from the surfaces of the vertical members 5a and 5b.
  • the glass panel unit 3 By arranging the glass panel unit 3 on the front side (that is, the indoor side) of the cross members 6a and 6b, the surface of the glass panel unit 3, the surfaces of the vertical members 5a and 5b, and the wall 2 are flush with each other. To do.
  • the vertical members 5a and 5b and the like are configured so that the surface of the glass panel unit 3 is flush with the wall 2. Is also possible.
  • the rod-like members 8a, 8b, 8c, and 8d for attaching the glass panel unit 3 are fixed to a total of four locations on the upper and lower surfaces of the vertical members 5a and 5b facing each other.
  • a mounting bracket 9 for mounting the display panel 4 is fixed to the surface of the base plate 7 facing the room.
  • the display panel 4 is, for example, a 55 inch size liquid crystal display panel.
  • the dimension between the pair of left and right vertical members 5a and 5b is set so that the display panel 4 fits between the pair of left and right vertical members 5a and 5b.
  • the display panel 4 is attached to the base plate 7 via a mounting bracket 9 as shown in FIG. 4A.
  • the frame-shaped spacer 10 fixed to the front surface of the display panel 4 contacts the back surface of the glass panel unit 3.
  • the glass panel unit 3 and the display panel 4 approach each other with a predetermined distance (distance corresponding to the thickness of the spacer 10).
  • the glass panel unit 3 and the display panel 4 face each other with a slight distance.
  • the horizontal width of the glass panel unit 3 is the same as or slightly smaller than the dimension between the pair of left and right vertical members 5a and 5b, for example, about 1300 mm.
  • the height dimension of the glass panel unit 3 is the same as the height dimension of the wall 2 and is, for example, about 2370 mm.
  • the thickness of the glass panel unit 3 is, for example, about 10 mm.
  • the glass panel unit 3 includes a front glass panel 11, a back glass panel 12 bonded to the front glass panel 11, and a touch bonded to the front glass panel 11 and the back glass panel 12.
  • a sensor film 13 Both the front side glass panel 11 and the back side glass panel 12 are physically tempered glass.
  • the thickness of the front side glass panel 11 is set thinner than the thickness of the back side glass panel 12.
  • the thickness of the front side glass panel 11 is set to about 4 mm
  • the thickness of the back side glass panel 12 is set to about 6 mm.
  • the outer shape of the touch sensor film 13 is smaller than the outer shape of either the front glass panel 11 or the back glass panel 12.
  • the external shape of the front side glass panel 11, the back side glass panel 12, and the touch sensor film 13 here is an external shape when each is viewed in the thickness direction.
  • the touch sensor film 13 is sandwiched between the front glass panel 11 and the back glass panel 12 at a position facing the screen portion of the display panel 4, and is bonded to the front glass panel 11 and the back glass panel 12 in this state.
  • the touch sensor film 13 is a capacitive touch transparent film.
  • the touch sensor film 13 is formed by, for example, forming an X-axis sensor pattern on one side of a base material made of two PET films, forming a Y-axis sensor pattern on the other side, and bonding the base materials together.
  • an adhesive interlayer 14 is used for adhesion of the front glass panel 11 and the back glass panel 12 and adhesion of the touch sensor film 13 to the front glass panel 11 and the back glass panel 12.
  • the intermediate film 14 is composed of adhesive films 14a, 14b, and 14c having a thickness of 0.4 mm, for example. Since the films 14a, 14b, and 14c each have a melting temperature of around 95 ° C., they can be bonded without adversely affecting the touch sensor film 13.
  • the front glass panel 11, the film 14a, the touch sensor film 13, the film 14c, and the back glass panel 12 are stacked and bonded in this order.
  • the front side glass panel 11, the film 14a, the film 14c, the film 14b, and the back side glass panel 12 are stacked and bonded in this order.
  • a laminated glass is created by applying a predetermined pressure and a predetermined temperature and bonding the front side glass panel 11 and the back side glass panel 12 with each other.
  • the predetermined pressure is 10 atm and the predetermined temperature is 95 ° C.
  • the front side glass panel 11 On the back surface of the front glass panel 11, decorative printing is performed with black ceramic ink except for the region 110 (see FIG. 5A) to which the touch sensor film 13 is bonded.
  • the front side glass panel 11 has a transparent region 110 to which the touch sensor film 13 is bonded, and has an opaque portion 115 around the transparent region 110.
  • the back glass panel 12 is slit-shaped at a position facing the opaque portion 115 of the front glass panel 11 (specifically, a position near the lower edge of the area 110 to which the touch sensor film 13 is bonded).
  • An opening 15 is provided. The opening 15 is long in the width direction of the back glass panel 12.
  • the wiring 16 of the touch sensor film 13 is inserted into the opening 15.
  • the wiring 16 is drawn out to the back side of the back glass panel 12 through the opening 15.
  • the wiring 16 is composed of a flexible film for extracting electrodes.
  • the control unit 17 includes a microprocessor as a main component and is electrically connected to the display panel 4.
  • Fixing brackets 18a, 18b, 18c, and 18d are fixed to the four corners of the back surface of the back glass panel 12 with a double-sided tape or an adhesive.
  • Each of the fixing brackets 18a, 18b, 18c, and 18d has a plate-like first portion 181 that is fixed to the back glass panel 12, and a plate-like second portion 182 that extends perpendicularly from one side of the first portion 181.
  • a groove 183 is formed in the second portion 182 from the distal end side toward the proximal end side (fixed portion 181 side).
  • the groove 183 has an inclined shape so that the portion away from the distal end side toward the proximal end side of the second portion 182 is located on the upper side.
  • the glass panel unit 3 When the glass panel unit 3 is arranged, one of the rod-like members 8a, 8b, 8c, 8d corresponding to the grooves 183 of the fixing brackets 18a, 18b, 18c, 18d fixed to the four corners of the glass panel unit 3 is provided. Fit one. Thereby, the glass panel unit 3 is arrange
  • the glass panel unit 3 includes the front side glass panel 11, the back side glass panel 12 bonded to the front side glass panel 11, and the touch sensor film 13 smaller than any of the front side glass panel 11 and the back side glass panel 12.
  • the touch sensor film 13 is bonded to the front glass panel 11 and the back glass panel 12 while being sandwiched between the front glass panel 11 and the back glass panel 12.
  • the front side glass panel 11 and the back side glass panel 12 ensure the thickness of the entire glass panel unit 3, and as a result, the strength of the entire glass panel unit 3 and the front side glass panel.
  • the thickness of 11 can be provided thin, and the sensitivity of the touch sensor film 13 when the glass panel unit 3 is pushed from the surface side can be increased.
  • the position where the touch sensor film 13 is arranged can be selected between the front glass panel 11 and the back glass panel 12 with a high degree of freedom. Therefore, the glass panel unit 3 can be provided with a structure suitable for various display devices and construction sites.
  • the display device 1 includes a glass panel unit 3 and a display panel 4 disposed in the vicinity of the back glass panel 12 included in the glass panel unit 3.
  • the touch sensor film 13 included in the glass panel unit 3 is provided to face the display panel 4.
  • the display device 1 having this configuration includes the touch sensor film 13, it has a high function as a display terminal. In addition, the sensitivity of the touch sensor film 13 is enhanced after ensuring the overall strength of the glass panel unit 3.
  • the thickness of the front glass panel 11 is thinner than the thickness of the back glass panel 12, so that the sensitivity by the touch sensor film 13 is even better. Moreover, since both the front side glass panel 11 and the back side glass panel 12 are physically strengthened glass, the intensity
  • the front glass panel 11 has an opaque portion 115 around the area 110 where the touch sensor film 13 is bonded.
  • the back glass panel 12 has an opening 15 at a position facing the opaque portion 115 of the front glass panel 11.
  • the touch sensor film 13 has a wiring (flexible film for extracting electrodes) 16 drawn through the opening 15. For this reason, from the surface of the glass panel unit 3, the wiring 16 of the touch sensor film 13 cannot be seen by the opaque portion 115 of the front glass panel 11, and the appearance is good.
  • the display device 30 is a display device of a type incorporated in a furniture table 31.
  • the display device 30 includes a glass panel unit with a touch sensor (hereinafter simply referred to as “glass panel unit”) 32 that constitutes the top plate of the table 31, and a display panel disposed on the back side (lower side) of the glass panel unit 32. 33.
  • the table 31 includes four leg members 34 and four horizontal members 35 in addition to the glass panel unit 32.
  • the glass panel unit 32 and each leg member 34 are preferably fixed using a double-sided tape or an adhesive, but may have a structure in which the glass panel unit 32 is simply placed on the upper end of the leg member 34.
  • the display panel 33 is a 42-inch size liquid crystal display panel, for example.
  • the display panel 33 is attached to the central portion of the glass panel unit 32 using two fixing brackets 36a and 36b.
  • the fixing brackets 36a and 36b are both long members, and are attached to the rectangular back surface of the display panel 33 so as to extend in parallel with the short side of the back surface.
  • the two middle portions of the fixing bracket 36a in the longitudinal direction are fixed to the display panel 33 by screws 37a and 37b.
  • Two portions of the intermediate portion in the longitudinal direction of the fixing bracket 36b are fixed to the display panel 33 by screws 37c and 37d.
  • Both end portions of the fixing bracket 36a are fixed to the glass panel unit 32 through fixing portions 38a and 38b. Both end portions of the fixing bracket 36b are fixed to the glass panel unit 32 through fixing portions 38c and 38d.
  • the glass panel unit 32 is sandwiched between a front glass panel 41, a back glass panel 42 bonded to the front glass panel 41, and the front glass panel 41 and the back glass panel 42.
  • the touch sensor film 43 adhered to the front glass panel 41 and the back glass panel 42 is provided.
  • Both the front side glass panel 41 and the back side glass panel 42 are physically strengthened glass.
  • the thickness of the front side glass panel 41 is thinner than the thickness of the back side glass panel 42.
  • the thickness of the front side glass panel 41 is 3.2 mm
  • the thickness of the back side glass panel 42 is 6 mm.
  • the outer shape of the touch sensor film 43 is smaller than the outer shape of either the front glass panel 41 or the back glass panel 42.
  • the outer shape of the front side glass panel 41, the back side glass panel 42, and the touch sensor film 43 here is an outer shape when viewed in the thickness direction.
  • the touch sensor film 43 is sandwiched between the front glass panel 41 and the back glass panel 42 at a position facing the screen portion of the display panel 33, and in this state, is adhered to the front glass panel 41 and the back glass panel 42.
  • the touch sensor film 43 is a capacitive touch transparent touch sensor film.
  • the touch sensor film 43 is formed by, for example, forming an X-axis sensor pattern on one of base materials made of two PET films, forming a Y-axis sensor pattern on the other, and bonding both base materials together.
  • An adhesion intermediate film 44 (see FIG. 8B) is used for bonding the front glass panel 41 and the back glass panel 42 and bonding the touch sensor film 43 to the front glass panel 41 and the back glass panel 42.
  • the structure of the intermediate film 44 is a structure in which a plurality of adhesive films similar to those of the first embodiment are bonded to each other by applying a predetermined pressure and a predetermined temperature.
  • the front side glass panel 41 On the back surface of the front glass panel 41, decorative printing is performed with black ceramic ink, except for a region 410 (see FIG. 7A) to which the touch sensor film 43 is bonded.
  • the front side glass panel 41 has a transparent area 410 to which the touch sensor film 43 is bonded, and has an opaque portion 415 around the transparent area 410.
  • the display panel 33 By appropriately adjusting the range of the opaque portion 415, when the display panel 33 is viewed from the surface of the glass panel unit 32, it is difficult to see the exterior portion of the display panel 33 or to make it difficult to feel the thickness of the display panel 33. In addition, it is possible to make the wiring code (power cord, signal input cord, etc.) of the display panel 33 difficult to see, and the design is improved.
  • the wiring code power cord, signal input cord, etc.
  • the back side glass panel 42 has a slit-like opening 45 a long in the long side direction of the back side glass panel 42 at a position facing the opaque portion 415 of the front side glass panel 41, and the back side glass panel 42.
  • a slit-like opening 45b long in the short side direction is provided.
  • the wiring 46a of the touch sensor film 43 is inserted through the opening 45a.
  • the wiring 46a is taken out to the back side of the back glass panel 42 through the opening 45a.
  • the wiring 46b of the touch sensor film 43 is inserted into the opening 45b.
  • the wiring 46b is taken out to the back side of the back glass panel 42 through the opening 45b.
  • Each of the wirings 46a and 46b is composed of a flexible film for extracting electrodes.
  • the one end of wiring 46a, 46b is electrically connected to the control part 47 attached to the back surface of the display panel 33, as shown to FIG. 6C.
  • the control unit 47 includes a microprocessor as a main component and is electrically connected to the display panel 33.
  • the back glass panel 42 has mounting holes 48a, 48b, 48d, and 48d at four locations corresponding to both ends of the two fixing brackets 36a and 36b.
  • the mounting holes 48a, 48b, 48d, and 48d cooperate with the corresponding fixing portions 38a, 38b, 38d, and 38d, respectively, to fix the ends of the fixing brackets 36a and 36b to the glass panel unit 32.
  • the mounting holes 48a, 48b, 48d, and 48d have a common structure, and the fixing portions 38a, 38b, 38d, and 38d have a common structure.
  • FIGS. 8A and 8B the structures of the mounting holes 48c and the fixing portions 38c corresponding thereto are shown as representatives of these structures.
  • the mounting holes 48c are formed in a shape in which the inner diameter gradually increases toward the front side from the back side of the back glass panel 42.
  • the shape is specifically a truncated cone shape.
  • the fixing portion 38c (fixing portions 38a, 38b, and 38d) includes a fixing bracket 51, a cushioning material 52, a receiving bracket 53, a washer 54, a bolt 55, and a nut 56. Is provided.
  • the fixing bracket 51 is formed in a truncated cone shape corresponding to the mounting hole 48c, and has a female screw 57 for connecting to the bolt 55 along the center line thereof.
  • the receiving metal 53 is made of, for example, aluminum, and is configured to be sandwiched between the inner surface of the mounting hole 48 c and the fixing metal 51.
  • the bolt 55 includes a flange portion 58 formed at an intermediate portion in the axial direction, a first male screw portion 59 formed so as to protrude from the flange portion 58 toward the glass panel unit 32 along the axial direction,
  • the second male screw portion 60 is formed so as to protrude from the flange portion 58 to the opposite side of the first male screw portion 59.
  • the fixing metal 51 and the receiving metal 53 are disposed in the mounting holes 48 a, 48 b, 48 d, 48 d of the back glass panel 42, respectively, and the back glass panel 42 is connected via the intermediate film 44.
  • the front glass panel 41 is bonded.
  • the buffer material 52 is applied to the back surface of the back glass panel 42, and the first male screw portion 59 of the bolt 55 is screwed into the female screw 57 of the fixing bracket 51 with the buffer material 52 interposed therebetween.
  • the bolt 55 is screwed in by a predetermined dimension (that is, the length of the first male screw portion 59).
  • the second male screw portion 60 of the bolt 55 is passed through the through hole 61 provided at the end of the fixing bracket 36a or the fixing bracket 36b.
  • a nut 56 is coupled to the second male screw portion 60 penetrating the through hole 61 with a washer 54 interposed therebetween.
  • the display panel 33 is fixed to the glass panel unit 32 in a stable state. .
  • the nut 56 is removed at each of the four fixing portions 38a, 38b, 38d, and 38d.
  • the panel 33 can be easily removed and is excellent in maintainability.
  • the structure of a glass panel unit or a display apparatus provided with this is not limited to the structure of Embodiment 1 or Embodiment 2, and includes other various forms.
  • the surface of the front glass panel 11 and the back surface of the back glass panel 12 are not subjected to a treatment for reducing reflection.
  • a low reflection film can be attached to at least one of the front surface of the front glass panel 11 and the back surface of the back glass panel 12. In this case, reflection of external light can be reduced, and the video can be viewed more easily.
  • Embodiment 1 or Embodiment 2 as a structure for providing the opaque portions 115 and 415 on the front glass panels 11 and 41, black ceramic printing is applied to a predetermined region on the back surface of the front glass panels 11 and 41.
  • the intermediate films 14 and 44 are composed of a black film and a transparent film, and the rear glass panels 12 and 42 are bonded to the predetermined regions of the front glass panels 11 and 41 with a black film, and are opaque. It is also possible to provide the portions 115 and 41.
  • design printing may be performed around the areas 110 and 410 to which the touch sensor films 13 and 43 of the front glass panels 11 and 41 are bonded.
  • design printing may be performed around the areas 110 and 410 to which the touch sensor films 13 and 43 of the front glass panels 11 and 41 are bonded.
  • the display panels 4 and 33 can be operated by a remote controller using infrared rays.
  • the display panel 33 is attached to the glass panel unit 32 via the fixtures 36a and 36b.
  • a double-sided tape is attached to the front surface of the display panel 33, and the display panel 33 and the glass panel unit 32 are bonded via the double-sided tape. It is also possible to sandwich a sponge-like packing having a frame-like outer shape between the panel 33 and the glass panel unit 32 and bond the display panel 33 and the glass panel unit 32 in this state.
  • the display panels 4 and 33 of the first and second embodiments are liquid crystal display panels, but various display panels such as a plasma display panel, an organic EL panel, an inorganic EL panel, an FED panel, and an LED panel are used as the display panel. 4, 33 can also be adopted.
  • control units 17 and 47 of the touch sensor films 13 and 43 are electrically connected to the display panels 4 and 33, but the control units 17 and 47 are externally connected. It is also possible to connect to a personal computer with a USB cable or via wireless communication.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Joining Of Glass To Other Materials (AREA)

Abstract

Provided is a glass panel unit with a touch sensor in which the touch sensor has high sensitivity and the glass panel unit is capable of ensuring high strength. The glass panel unit (3) with a touch sensor comprises a front glass panel (11), a rear glass panel (12) which is bonded to the front glass panel (11), and a touch sensor film (13) which is bonded to the front glass panel (11) and the rear glass panel (12) with the touch sensor film (13) being sandwiched between the front glass panel (11) and the rear glass panel (12). It is preferable that the thickness of the front glass panel (11) is thinner than the thickness of the rear glass panel (12).

Description

タッチセンサー付きガラスパネルユニット及びディスプレイ装置Glass panel unit with touch sensor and display device
 本発明は、タッチセンサー付きガラスパネルユニット及びこれを備えたディスプレイ装置に関する。 The present invention relates to a glass panel unit with a touch sensor and a display device including the same.
 建物の壁面にディスプレイ機能を持たせたディスプレイ装置や、テーブルの天板にディスプレイ機能を持たせたディスプレイ装置が、従来知られている。例えば特許文献1に記載されたディスプレイ装置は、テーブルの天板を透明のガラスまたは樹脂で構成し、この天板の下側にディスプレイパネルを近接して配置することで、テーブルとしての機能と、ディスプレイ端末としての機能を兼ね備えている。 2. Description of the Related Art Conventionally, a display device having a display function on a wall of a building and a display device having a display function on a table top are known. For example, in the display device described in Patent Document 1, the table top plate is made of transparent glass or resin, and the display panel is placed close to the lower side of the top plate to function as a table. It also has a function as a display terminal.
国際公開番号WO2014/087557International Publication Number WO2014 / 087575
 本発明は、感度が良好なタッチセンサーを有し、かつ高い強度を確保し得るタッチセンサー付きガラスパネルユニットと、これを備えたディスプレイ装置を提供することを、目的とする。 An object of the present invention is to provide a glass panel unit with a touch sensor that has a touch sensor with good sensitivity and can ensure high strength, and a display device including the glass panel unit.
 本発明の一態様に係るタッチセンサー付きガラスパネルユニットは、表側ガラスパネルと、前記表側ガラスパネルに接着された裏側ガラスパネルと、前記表側ガラスパネルと前記裏側ガラスパネルのいずれよりも小さいタッチセンサーフィルムとを備える。前記タッチセンサーフィルムは、前記表側ガラスパネルと前記裏側ガラスパネル間に挟まれた状態で、前記表側ガラスパネルと前記裏側ガラスパネルに接着されている。 The glass panel unit with a touch sensor according to one aspect of the present invention includes a front side glass panel, a back side glass panel bonded to the front side glass panel, and a touch sensor film smaller than any of the front side glass panel and the back side glass panel. With. The touch sensor film is bonded to the front glass panel and the back glass panel while being sandwiched between the front glass panel and the back glass panel.
 本発明の一態様に係るディスプレイ装置は、前記タッチセンサー付きガラスパネルユニットと、前記タッチセンサー付きガラスパネルユニットが備える前記裏側ガラスパネルに近接して配置されたディスプレイパネルとを備える。前記タッチセンサー付きガラスパネルユニットが備える前記タッチセンサーフィルムは、前記ディスプレイパネルに対向して位置する。 A display device according to an aspect of the present invention includes the glass panel unit with a touch sensor and a display panel disposed in proximity to the back glass panel included in the glass panel unit with the touch sensor. The touch sensor film included in the glass panel unit with a touch sensor is positioned to face the display panel.
図1は、実施形態1のディスプレイ装置の全体を示す斜視図である。FIG. 1 is a perspective view illustrating the entire display device according to the first embodiment. 図2は、同上のディスプレイ装置からタッチセンサー付きガラスパネルユニットを取り外した状態を示す斜視図である。FIG. 2 is a perspective view showing a state in which the glass panel unit with a touch sensor is removed from the display device same as above. 図3は、同上のディスプレイ装置からタッチセンサー付きガラスパネルユニットとディスプレイパネルを取り外した状態を示す斜視図である。FIG. 3 is a perspective view showing a state in which the glass panel unit with a touch sensor and the display panel are removed from the display device same as above. 図4Aは、図1のX-X線断面図である。図4Bは、図4AのY付近の拡大図である。4A is a cross-sectional view taken along line XX of FIG. 4B is an enlarged view of the vicinity of Y in FIG. 4A. 図5Aは、同上のディスプレイ装置が備えるタッチセンサー付きガラスパネルユニットの正面図である。図5Bは、同上のタッチセンサー付きガラスパネルユニットの側面図である。図5Cは、同上のタッチセンサー付きガラスパネルユニットの背面図である。FIG. 5A is a front view of a glass panel unit with a touch sensor included in the display device. FIG. 5B is a side view of the glass panel unit with a touch sensor of the above. FIG. 5C is a rear view of the glass panel unit with a touch sensor. 図6Aは、実施形態2のディスプレイ装置の平面図である。図6Bは、同上のディスプレイ装置の側面図である。図6Cは、同上のディスプレイ装置の背底面図である。FIG. 6A is a plan view of the display apparatus according to the second embodiment. FIG. 6B is a side view of the above display device. FIG. 6C is a back bottom view of the above display device. 図7Aは、同上のディスプレイ装置が備える表側ガラスパネルの背面図である。図7Bは、同上のディスプレイ装置が備えるタッチセンサーフィルムの背面図である。図7Cは、同上のディスプレイ装置が備える裏側ガラスパネルの背面図である。FIG. 7A is a rear view of a front glass panel provided in the above display device. FIG. 7B is a rear view of the touch sensor film included in the above display device. FIG. 7C is a rear view of the back glass panel provided in the display device same as above. 図8Aは、図6CのZ付近の拡大図である。図8Bは、図8AのD-D線断面図である。FIG. 8A is an enlarged view of the vicinity of Z in FIG. 6C. 8B is a cross-sectional view taken along the line DD of FIG. 8A.
 (実施形態1)
 図1には、実施形態1のディスプレイ装置1の全体を示している。ディスプレイ装置1は、建物の壁2に組み込まれた形式のディスプレイ装置である。
(Embodiment 1)
FIG. 1 shows the entire display device 1 according to the first embodiment. The display device 1 is a display device of a type incorporated in a building wall 2.
 ディスプレイ装置1は、建物の壁2と面一に設置されたタッチセンサー付きガラスパネルユニット(以下、単に「ガラスパネルユニット」という。)3と、ガラスパネルユニット3の裏側に配置されたディスプレイパネル4とを備える。 The display device 1 includes a glass panel unit with a touch sensor (hereinafter simply referred to as “glass panel unit”) 3 installed flush with a wall 2 of a building, and a display panel 4 disposed on the back side of the glass panel unit 3. With.
 ディスプレイ装置1を建物の壁2に組み込むために、壁2には、図2及び図3に示すように、床から天井にまで延びる左右一対の縦材5a,5bと、両縦材5a,5b間に架け渡された上下2つの横材6a,6bが、設けられている。両横材6a,6b間には、矩形平板状のベースプレート7が固定されている。縦材5a,5b、横材6a,6b及びベースプレート7は、いずれも木材または木質材で形成されている。 In order to incorporate the display device 1 into the wall 2 of the building, as shown in FIGS. 2 and 3, the wall 2 has a pair of left and right vertical members 5a and 5b extending from the floor to the ceiling, and both vertical members 5a and 5b. Two cross members 6a and 6b are provided between the upper and lower cross members. A rectangular flat base plate 7 is fixed between the both side members 6a, 6b. The vertical members 5a and 5b, the horizontal members 6a and 6b, and the base plate 7 are all made of wood or wood.
 縦材5a,5bの室内に面する表面は、壁2と面一である。横材6a,6bの室内に面する表面は、縦材5a,5bの表面よりも所定寸法だけ奥側に位置する。横材6a,6bの手前側(つまり室内側)にガラスパネルユニット3を配置することで、ガラスパネルユニット3の表面と、縦材5a,5bの表面と、壁2とが、面一に位置する。尚、縦材5a,5bの表面を覆うようにガラスパネルユニット3を配置することで、ガラスパネルユニット3の表面が壁2と面一になるように、縦材5a,5b等を構成することも可能である。 The surfaces of the vertical members 5a and 5b facing the room are flush with the wall 2. The surfaces of the cross members 6a and 6b facing the room are located on the back side by a predetermined dimension from the surfaces of the vertical members 5a and 5b. By arranging the glass panel unit 3 on the front side (that is, the indoor side) of the cross members 6a and 6b, the surface of the glass panel unit 3, the surfaces of the vertical members 5a and 5b, and the wall 2 are flush with each other. To do. By arranging the glass panel unit 3 so as to cover the surfaces of the vertical members 5a and 5b, the vertical members 5a and 5b and the like are configured so that the surface of the glass panel unit 3 is flush with the wall 2. Is also possible.
 縦材5a,5bの互いに対向する表面の、上部及び下部の計4箇所には、ガラスパネルユニット3を取り付けるための棒状部材8a,8b,8c,8dが、固定されている。ベースプレート7の室内に面する表面には、ディスプレイパネル4を取り付けるための取付金具9が、固定されている。 The rod- like members 8a, 8b, 8c, and 8d for attaching the glass panel unit 3 are fixed to a total of four locations on the upper and lower surfaces of the vertical members 5a and 5b facing each other. A mounting bracket 9 for mounting the display panel 4 is fixed to the surface of the base plate 7 facing the room.
 ディスプレイパネル4は、例えば55インチサイズの液晶ディスプレイパネルである。ディスプレイパネル4が、左右一対の縦材5a,5b間に収まるように、左右一対の縦材5a,5b間の寸法が設定されている。 The display panel 4 is, for example, a 55 inch size liquid crystal display panel. The dimension between the pair of left and right vertical members 5a and 5b is set so that the display panel 4 fits between the pair of left and right vertical members 5a and 5b.
 ディスプレイパネル4は、図4Aに示すように、取付金具9を介してベースプレート7に取り付けられる。この取付状態において、ディスプレイパネル4の表面に固着された枠状のスペーサー10が、ガラスパネルユニット3の裏面に接触する。これにより、ガラスパネルユニット3とディスプレイパネル4が、所定距離(スペーサー10の厚み分の距離)を隔てて近接する。ガラスパネルユニット3とディスプレイパネル4は、僅かな距離を隔てて対向する。 The display panel 4 is attached to the base plate 7 via a mounting bracket 9 as shown in FIG. 4A. In this attached state, the frame-shaped spacer 10 fixed to the front surface of the display panel 4 contacts the back surface of the glass panel unit 3. Thereby, the glass panel unit 3 and the display panel 4 approach each other with a predetermined distance (distance corresponding to the thickness of the spacer 10). The glass panel unit 3 and the display panel 4 face each other with a slight distance.
 ガラスパネルユニット3の横幅は、左右一対の縦材5a,5bの間の寸法と同一またはそれよりも若干小さく、例えば1300mm程度である。ガラスパネルユニット3の高さ寸法は、壁2の高さ寸法と同一であり、例えば2370mm程度である。ガラスパネルユニット3の厚みは、例えば10mm程度である。 The horizontal width of the glass panel unit 3 is the same as or slightly smaller than the dimension between the pair of left and right vertical members 5a and 5b, for example, about 1300 mm. The height dimension of the glass panel unit 3 is the same as the height dimension of the wall 2 and is, for example, about 2370 mm. The thickness of the glass panel unit 3 is, for example, about 10 mm.
 ガラスパネルユニット3は、図4A及び図4Bに示すように、表側ガラスパネル11と、表側ガラスパネル11に接着された裏側ガラスパネル12と、表側ガラスパネル11と裏側ガラスパネル12に接着されたタッチセンサーフィルム13とを備える。表側ガラスパネル11と裏側ガラスパネル12は、共に物理強化ガラスである。 4A and 4B, the glass panel unit 3 includes a front glass panel 11, a back glass panel 12 bonded to the front glass panel 11, and a touch bonded to the front glass panel 11 and the back glass panel 12. A sensor film 13. Both the front side glass panel 11 and the back side glass panel 12 are physically tempered glass.
 表側ガラスパネル11の厚みは、裏側ガラスパネル12の厚みよりも薄く設定されている。例えばガラスパネルユニット3全体の厚みが10mmの場合、表側ガラスパネル11の厚みは4mm程度、裏側ガラスパネル12の厚みは6mm程度に設定される。 The thickness of the front side glass panel 11 is set thinner than the thickness of the back side glass panel 12. For example, when the thickness of the whole glass panel unit 3 is 10 mm, the thickness of the front side glass panel 11 is set to about 4 mm, and the thickness of the back side glass panel 12 is set to about 6 mm.
 タッチセンサーフィルム13の外形は、表側ガラスパネル11と裏側ガラスパネル12のいずれの外形よりも小さい。ここでの表側ガラスパネル11、裏側ガラスパネル12及びタッチセンサーフィルム13の外形は、それぞれを厚さ方向に視たときの外形である。 The outer shape of the touch sensor film 13 is smaller than the outer shape of either the front glass panel 11 or the back glass panel 12. The external shape of the front side glass panel 11, the back side glass panel 12, and the touch sensor film 13 here is an external shape when each is viewed in the thickness direction.
 タッチセンサーフィルム13は、ディスプレイパネル4の画面部分に対向した位置で、表側ガラスパネル11と裏側ガラスパネル12に挟み込まれ、この状態で表側ガラスパネル11と裏側ガラスパネル12に接着されている。タッチセンサーフィルム13は、静電容量方式の透明なタッチセンサーフィルムである。タッチセンサーフィルム13は、例えば2枚のPETフィルムからなる基材の一方にX軸用のセンサーパターンを形成し、他方にY軸用のセンサーパターンを形成し、両基材を貼り合わせて構成される。 The touch sensor film 13 is sandwiched between the front glass panel 11 and the back glass panel 12 at a position facing the screen portion of the display panel 4, and is bonded to the front glass panel 11 and the back glass panel 12 in this state. The touch sensor film 13 is a capacitive touch transparent film. The touch sensor film 13 is formed by, for example, forming an X-axis sensor pattern on one side of a base material made of two PET films, forming a Y-axis sensor pattern on the other side, and bonding the base materials together. The
 表側ガラスパネル11と裏側ガラスパネル12の接着と、表側ガラスパネル11と裏側ガラスパネル12に対するタッチセンサーフィルム13の接着には、接着用の中間膜14が用いられる。中間膜14は、例えば0.4mm厚の接着性の膜14a,14b,14cで構成される。膜14a,14b,14cは、それぞれ溶融温度が95℃前後であるため、タッチセンサーフィルム13に悪影響を与えることなく接着することができる。 For adhesion of the front glass panel 11 and the back glass panel 12 and adhesion of the touch sensor film 13 to the front glass panel 11 and the back glass panel 12, an adhesive interlayer 14 is used. The intermediate film 14 is composed of adhesive films 14a, 14b, and 14c having a thickness of 0.4 mm, for example. Since the films 14a, 14b, and 14c each have a melting temperature of around 95 ° C., they can be bonded without adversely affecting the touch sensor film 13.
 表側ガラスパネル11と裏側ガラスパネル12の間にタッチセンサーフィルム13が存在する部分では、表側ガラスパネル11、膜14a、タッチセンサーフィルム13、膜14c及び裏側ガラスパネル12の順で重ねて接着させる。表側ガラスパネル11と裏側ガラスパネル12の間にタッチセンサーフィルム13が存在しない部分では、表側ガラスパネル11、膜14a、膜14c、膜14b及び裏側ガラスパネル12の順で重ねて接着させる。表側ガラスパネル11と裏側ガラスパネル12が重なった状態で所定の圧力と所定の温度をかけて接着することで、合わせガラスが作成される。例えば、所定の圧力は10気圧、所定の温度は95℃である。 In the part where the touch sensor film 13 exists between the front glass panel 11 and the back glass panel 12, the front glass panel 11, the film 14a, the touch sensor film 13, the film 14c, and the back glass panel 12 are stacked and bonded in this order. In the part where the touch sensor film 13 does not exist between the front side glass panel 11 and the back side glass panel 12, the front side glass panel 11, the film 14a, the film 14c, the film 14b, and the back side glass panel 12 are stacked and bonded in this order. A laminated glass is created by applying a predetermined pressure and a predetermined temperature and bonding the front side glass panel 11 and the back side glass panel 12 with each other. For example, the predetermined pressure is 10 atm and the predetermined temperature is 95 ° C.
 表側ガラスパネル11の裏面には、タッチセンサーフィルム13が接着される領域110(図5A参照)を除いて、黒色のセラミックインクで加飾印刷が施されている。表側ガラスパネル11は、タッチセンサーフィルム13が接着される領域110が透明であり、この透明な領域110の周辺に不透明部115を有している。 On the back surface of the front glass panel 11, decorative printing is performed with black ceramic ink except for the region 110 (see FIG. 5A) to which the touch sensor film 13 is bonded. The front side glass panel 11 has a transparent region 110 to which the touch sensor film 13 is bonded, and has an opaque portion 115 around the transparent region 110.
 裏側ガラスパネル12は、図5Cに示すように、表側ガラスパネル11の不透明部115に対向する位置(詳しくはタッチセンサーフィルム13が接着される領域110の下縁近傍の位置)に、スリット状の開口15を有する。開口15は、裏側ガラスパネル12の幅方向に長い。 As shown in FIG. 5C, the back glass panel 12 is slit-shaped at a position facing the opaque portion 115 of the front glass panel 11 (specifically, a position near the lower edge of the area 110 to which the touch sensor film 13 is bonded). An opening 15 is provided. The opening 15 is long in the width direction of the back glass panel 12.
 開口15には、タッチセンサーフィルム13の配線16が挿通される。配線16は、開口15を通じて、裏側ガラスパネル12の裏側に引き出される。配線16は、電極取り出し用のフレキシブルフィルムで構成されている。 The wiring 16 of the touch sensor film 13 is inserted into the opening 15. The wiring 16 is drawn out to the back side of the back glass panel 12 through the opening 15. The wiring 16 is composed of a flexible film for extracting electrodes.
 開口15から引き出された配線16の一端は、裏側ガラスパネル12の裏面に両面テープまたは接着剤で固着された制御部17に対して、電気的に接続されている。制御部17は、マイクロプロセッサを主構成要素とし、ディスプレイパネル4に対して電気的に接続されている。 One end of the wiring 16 drawn out from the opening 15 is electrically connected to the control unit 17 fixed to the back surface of the back glass panel 12 with a double-sided tape or an adhesive. The control unit 17 includes a microprocessor as a main component and is electrically connected to the display panel 4.
 裏側ガラスパネル12の裏面の四隅部には、固定用金具18a,18b,18c,18dが、両面テープまたは接着剤で固着されている。固定用金具18a,18b,18c,18dはそれぞれ、裏側ガラスパネル12に固着される板状の第一部分181と、第一部分181の一辺側から直角に伸びる板状の第二部分182とを有する。第二部分182には、その先端側から基端側(固着部181側)に向けて溝183が形成されている。溝183は、第二部分182の先端側から基端側に向けて離れた部分ほど上側に位置するように、傾斜した形状を有する。 Fixing brackets 18a, 18b, 18c, and 18d are fixed to the four corners of the back surface of the back glass panel 12 with a double-sided tape or an adhesive. Each of the fixing brackets 18a, 18b, 18c, and 18d has a plate-like first portion 181 that is fixed to the back glass panel 12, and a plate-like second portion 182 that extends perpendicularly from one side of the first portion 181. A groove 183 is formed in the second portion 182 from the distal end side toward the proximal end side (fixed portion 181 side). The groove 183 has an inclined shape so that the portion away from the distal end side toward the proximal end side of the second portion 182 is located on the upper side.
 ガラスパネルユニット3を配置するときには、ガラスパネルユニット3の四隅部に固着された固定用金具18a,18b,18c,18dの各溝183に、棒状部材8a,8b,8c,8dのうち対応する一つを嵌め込む。これにより、ガラスパネルユニット3が横材6a,6bの室内側に配置される。 When the glass panel unit 3 is arranged, one of the rod- like members 8a, 8b, 8c, 8d corresponding to the grooves 183 of the fixing brackets 18a, 18b, 18c, 18d fixed to the four corners of the glass panel unit 3 is provided. Fit one. Thereby, the glass panel unit 3 is arrange | positioned at the room inner side of the horizontal members 6a and 6b.
 以上説明したように、ガラスパネルユニット3は、表側ガラスパネル11と、表側ガラスパネル11に接着された裏側ガラスパネル12と、表側ガラスパネル11と裏側ガラスパネル12のいずれよりも小さいタッチセンサーフィルム13とを備える。タッチセンサーフィルム13は、表側ガラスパネル11と裏側ガラスパネル12の間に挟まれた状態で、表側ガラスパネル11と裏側ガラスパネル12に接着されている。 As described above, the glass panel unit 3 includes the front side glass panel 11, the back side glass panel 12 bonded to the front side glass panel 11, and the touch sensor film 13 smaller than any of the front side glass panel 11 and the back side glass panel 12. With. The touch sensor film 13 is bonded to the front glass panel 11 and the back glass panel 12 while being sandwiched between the front glass panel 11 and the back glass panel 12.
 この構成を備えるガラスパネルユニット3によれば、表側ガラスパネル11と裏側ガラスパネル12とでガラスパネルユニット3全体の厚みを確保し、ひいてはガラスパネルユニット3全体の強度を確保するとともに、表側ガラスパネル11の厚みは薄く設けて、ガラスパネルユニット3を表面側から押したときのタッチセンサーフィルム13の感度を高めることができる。 According to the glass panel unit 3 having this configuration, the front side glass panel 11 and the back side glass panel 12 ensure the thickness of the entire glass panel unit 3, and as a result, the strength of the entire glass panel unit 3 and the front side glass panel. The thickness of 11 can be provided thin, and the sensitivity of the touch sensor film 13 when the glass panel unit 3 is pushed from the surface side can be increased.
 タッチセンサーフィルム13を配置する位置は、表側ガラスパネル11と裏側ガラスパネル12との間において、高い自由度で選択することができる。そのため、ガラスパネルユニット3を、多様なディスプレイ装置や施工箇所に適した構造で提供することができる。 The position where the touch sensor film 13 is arranged can be selected between the front glass panel 11 and the back glass panel 12 with a high degree of freedom. Therefore, the glass panel unit 3 can be provided with a structure suitable for various display devices and construction sites.
 さらに、ディスプレイ装置1は、ガラスパネルユニット3と、ガラスパネルユニット3が備える裏側ガラスパネル12に近接して配置されたディスプレイパネル4とを備えている。ガラスパネルユニット3が備えるタッチセンサーフィルム13は、ディスプレイパネル4に対向して設けられている。 Furthermore, the display device 1 includes a glass panel unit 3 and a display panel 4 disposed in the vicinity of the back glass panel 12 included in the glass panel unit 3. The touch sensor film 13 included in the glass panel unit 3 is provided to face the display panel 4.
 この構成を備えるディスプレイ装置1は、タッチセンサーフィルム13を備えるため、ディスプレイ端末として高い機能を有する。その上、ガラスパネルユニット3の全体の強度を確保したうえで、タッチセンサーフィルム13の感度が高められている。 Since the display device 1 having this configuration includes the touch sensor film 13, it has a high function as a display terminal. In addition, the sensitivity of the touch sensor film 13 is enhanced after ensuring the overall strength of the glass panel unit 3.
 特に、本実施形態の場合、表側ガラスパネル11の厚みは、裏側ガラスパネル12の厚みよりも薄いため、タッチセンサーフィルム13による感度は一層良好である。また、表側ガラスパネル11及び裏側ガラスパネル12は、共に物理強化ガラスであるため、ガラスパネルユニット3の強度は一層高められている。 In particular, in the case of the present embodiment, the thickness of the front glass panel 11 is thinner than the thickness of the back glass panel 12, so that the sensitivity by the touch sensor film 13 is even better. Moreover, since both the front side glass panel 11 and the back side glass panel 12 are physically strengthened glass, the intensity | strength of the glass panel unit 3 is further raised.
 その上、表側ガラスパネル11は、タッチセンサーフィルム13が接着された領域110の周辺に、不透明部115を有している。裏側ガラスパネル12には、表側ガラスパネル11の不透明部115に対向する位置に開口15を有する。タッチセンサーフィルム13は、開口15を通じて引き出される配線(電極取り出し用のフレキシブルフィルム)16を有する。このため、ガラスパネルユニット3の表面からは、表側ガラスパネル11の不透明部115によってタッチセンサーフィルム13の配線16が見えず、見栄えが良好である。 In addition, the front glass panel 11 has an opaque portion 115 around the area 110 where the touch sensor film 13 is bonded. The back glass panel 12 has an opening 15 at a position facing the opaque portion 115 of the front glass panel 11. The touch sensor film 13 has a wiring (flexible film for extracting electrodes) 16 drawn through the opening 15. For this reason, from the surface of the glass panel unit 3, the wiring 16 of the touch sensor film 13 cannot be seen by the opaque portion 115 of the front glass panel 11, and the appearance is good.
 (実施形態2)
 図6A~図6Cは、実施形態2のディスプレイ装置30の全体構成を示す。ディスプレイ装置30は、家具のテーブル31に組み込まれた形式のディスプレイ装置である。ディスプレイ装置30は、テーブル31の天板を構成するタッチセンサー付きガラスパネルユニット(以下、単に「ガラスパネルユニット」という。)32と、ガラスパネルユニット32の裏側(下側)に配置されたディスプレイパネル33とを備える。
(Embodiment 2)
6A to 6C show the overall configuration of the display device 30 according to the second embodiment. The display device 30 is a display device of a type incorporated in a furniture table 31. The display device 30 includes a glass panel unit with a touch sensor (hereinafter simply referred to as “glass panel unit”) 32 that constitutes the top plate of the table 31, and a display panel disposed on the back side (lower side) of the glass panel unit 32. 33.
 テーブル31は、ガラスパネルユニット32に加えて、4本の脚材34と、4本の水平材35とを備える。ガラスパネルユニット32と各脚材34とは、両面テープまたは接着剤を用いて固着されることが好ましいが、脚材34の上端にガラスパネルユニット32が載置されるだけの構造でもよい。 The table 31 includes four leg members 34 and four horizontal members 35 in addition to the glass panel unit 32. The glass panel unit 32 and each leg member 34 are preferably fixed using a double-sided tape or an adhesive, but may have a structure in which the glass panel unit 32 is simply placed on the upper end of the leg member 34.
 ディスプレイパネル33は、例えば42インチサイズの液晶ディスプレイパネルである。ディスプレイパネル33は、ガラスパネルユニット32の中央部に、2本の固定金具36a,36bを用いて取り付けられる。固定金具36a,36bはともに長尺状の部材であり、ディスプレイパネル33の矩形状の裏面に対して、該裏面の短辺と平行に延びるように取り付けられる。 The display panel 33 is a 42-inch size liquid crystal display panel, for example. The display panel 33 is attached to the central portion of the glass panel unit 32 using two fixing brackets 36a and 36b. The fixing brackets 36a and 36b are both long members, and are attached to the rectangular back surface of the display panel 33 so as to extend in parallel with the short side of the back surface.
 固定金具36aの長手方向の中間部分の2箇所は、ネジ37a,37bによってディスプレイパネル33に固定される。固定金具36bの長手方向の中間部分の2箇所は、ネジ37c,37dによってディスプレイパネル33に固定される。 The two middle portions of the fixing bracket 36a in the longitudinal direction are fixed to the display panel 33 by screws 37a and 37b. Two portions of the intermediate portion in the longitudinal direction of the fixing bracket 36b are fixed to the display panel 33 by screws 37c and 37d.
 固定金具36aの両端部は、固定部38a,38bを介してガラスパネルユニット32に固定される。固定金具36bの両端部は、固定部38c,38dを介してガラスパネルユニット32に固定される。 Both end portions of the fixing bracket 36a are fixed to the glass panel unit 32 through fixing portions 38a and 38b. Both end portions of the fixing bracket 36b are fixed to the glass panel unit 32 through fixing portions 38c and 38d.
 ガラスパネルユニット32は、図7A~図7C及び図8Bに示すように、表側ガラスパネル41と、表側ガラスパネル41に接着された裏側ガラスパネル42と、表側ガラスパネル41と裏側ガラスパネル42に挟み込まれた状態で、表側ガラスパネル41と裏側ガラスパネル42に接着されたタッチセンサーフィルム43とを備える。表側ガラスパネル41と裏側ガラスパネル42は、共に物理強化ガラスである。表側ガラスパネル41の厚みは、裏側ガラスパネル42の厚みよりも薄い。例えば表側ガラスパネル41の厚みは3.2mm、裏側ガラスパネル42の厚みは6mmである。 As shown in FIGS. 7A to 7C and 8B, the glass panel unit 32 is sandwiched between a front glass panel 41, a back glass panel 42 bonded to the front glass panel 41, and the front glass panel 41 and the back glass panel 42. The touch sensor film 43 adhered to the front glass panel 41 and the back glass panel 42 is provided. Both the front side glass panel 41 and the back side glass panel 42 are physically strengthened glass. The thickness of the front side glass panel 41 is thinner than the thickness of the back side glass panel 42. For example, the thickness of the front side glass panel 41 is 3.2 mm, and the thickness of the back side glass panel 42 is 6 mm.
 タッチセンサーフィルム43の外形は、表側ガラスパネル41と裏側ガラスパネル42のいずれの外形よりも小さい。ここでの表側ガラスパネル41、裏側ガラスパネル42及びタッチセンサーフィルム43の外形は、それぞれを厚さ方向に視たときの外形である。 The outer shape of the touch sensor film 43 is smaller than the outer shape of either the front glass panel 41 or the back glass panel 42. The outer shape of the front side glass panel 41, the back side glass panel 42, and the touch sensor film 43 here is an outer shape when viewed in the thickness direction.
 タッチセンサーフィルム43は、ディスプレイパネル33の画面部分に対向した位置で、表側ガラスパネル41と裏側ガラスパネル42に挟まれ、この状態で表側ガラスパネル41と裏側ガラスパネル42に接着されている。タッチセンサーフィルム43は、静電容量方式の透明なタッチセンサーフィルムである。タッチセンサーフィルム43は、例えば2枚のPETフィルムからなる基材の一方にX軸用のセンサーパターンを形成し、他方にY軸用のセンサーパターンを形成し、両基材を貼り合わせて構成される。 The touch sensor film 43 is sandwiched between the front glass panel 41 and the back glass panel 42 at a position facing the screen portion of the display panel 33, and in this state, is adhered to the front glass panel 41 and the back glass panel 42. The touch sensor film 43 is a capacitive touch transparent touch sensor film. The touch sensor film 43 is formed by, for example, forming an X-axis sensor pattern on one of base materials made of two PET films, forming a Y-axis sensor pattern on the other, and bonding both base materials together. The
 表側ガラスパネル41と裏側ガラスパネル42の接着と、表側ガラスパネル41と裏側ガラスパネル42に対するタッチセンサーフィルム43の接着には、接着用の中間膜44(図8B参照)が用いられる。中間膜44の構造は、実施形態1と同様の複数の接着性の膜が、所定の圧力と所定の温度をかけて互いに接着された構造である。 An adhesion intermediate film 44 (see FIG. 8B) is used for bonding the front glass panel 41 and the back glass panel 42 and bonding the touch sensor film 43 to the front glass panel 41 and the back glass panel 42. The structure of the intermediate film 44 is a structure in which a plurality of adhesive films similar to those of the first embodiment are bonded to each other by applying a predetermined pressure and a predetermined temperature.
 表側ガラスパネル41の裏面には、タッチセンサーフィルム43が接着される領域410(図7A参照)を除いて、黒色のセラミックインクで加飾印刷が施されている。表側ガラスパネル41は、タッチセンサーフィルム43が接着される領域410が透明であり、この透明な領域410の周辺に不透明部415を有している。 On the back surface of the front glass panel 41, decorative printing is performed with black ceramic ink, except for a region 410 (see FIG. 7A) to which the touch sensor film 43 is bonded. The front side glass panel 41 has a transparent area 410 to which the touch sensor film 43 is bonded, and has an opaque portion 415 around the transparent area 410.
 不透明部415の範囲を適宜調整することにより、ガラスパネルユニット32の表面からディスプレイパネル33を見たときに、ディスプレイパネル33の外装部を見え難くすることや、ディスプレイパネル33の厚みを感じ難くさせることや、ディスプレイパネル33の配線コード(電源コード、信号入力用コード等)を見え難くすることができ、デザイン性が向上する。 By appropriately adjusting the range of the opaque portion 415, when the display panel 33 is viewed from the surface of the glass panel unit 32, it is difficult to see the exterior portion of the display panel 33 or to make it difficult to feel the thickness of the display panel 33. In addition, it is possible to make the wiring code (power cord, signal input cord, etc.) of the display panel 33 difficult to see, and the design is improved.
 裏側ガラスパネル42には、図7Cに示すように、表側ガラスパネル41の不透明部415に対向する位置に、裏側ガラスパネル42の長辺方向に長いスリット状の開口45aと、裏側ガラスパネル42の短辺方向に長いスリット状の開口45bが設けられている。 As shown in FIG. 7C, the back side glass panel 42 has a slit-like opening 45 a long in the long side direction of the back side glass panel 42 at a position facing the opaque portion 415 of the front side glass panel 41, and the back side glass panel 42. A slit-like opening 45b long in the short side direction is provided.
 開口45aには、タッチセンサーフィルム43の配線46aが挿通される。配線46aは、開口45aを通じて、裏側ガラスパネル42の裏側に取り出される。 The wiring 46a of the touch sensor film 43 is inserted through the opening 45a. The wiring 46a is taken out to the back side of the back glass panel 42 through the opening 45a.
 開口45bには、タッチセンサーフィルム43の配線46bが挿通される。配線46bは、開口45bを通じて、裏側ガラスパネル42の裏側に取り出される。配線46a,46bは、それぞれ電極取り出し用のフレキシブルフィルムで構成されている。 The wiring 46b of the touch sensor film 43 is inserted into the opening 45b. The wiring 46b is taken out to the back side of the back glass panel 42 through the opening 45b. Each of the wirings 46a and 46b is composed of a flexible film for extracting electrodes.
 配線46a,46bの一端は、図6Cに示すようにディスプレイパネル33の裏面に取り付けた制御部47に、電気的に接続されている。制御部47は、マイクロプロセッサを主構成要素とし、ディスプレイパネル33に対して電気的に接続されている。 The one end of wiring 46a, 46b is electrically connected to the control part 47 attached to the back surface of the display panel 33, as shown to FIG. 6C. The control unit 47 includes a microprocessor as a main component and is electrically connected to the display panel 33.
 裏側ガラスパネル42は、2本の固定金具36a,36bの両端部に対応する4箇所に、取付穴48a,48b,48d,48dを有する。取付穴48a,48b,48d,48dは、それぞれ対応する固定部38a,38b,38d,38dと協働して、固定金具36a,36bの端部をガラスパネルユニット32に固定する。 The back glass panel 42 has mounting holes 48a, 48b, 48d, and 48d at four locations corresponding to both ends of the two fixing brackets 36a and 36b. The mounting holes 48a, 48b, 48d, and 48d cooperate with the corresponding fixing portions 38a, 38b, 38d, and 38d, respectively, to fix the ends of the fixing brackets 36a and 36b to the glass panel unit 32.
 取付穴48a,48b,48d,48dは互いに共通の構造を有し、固定部38a,38b,38d,38dは互いに共通の構造を有する。図8A及び図8Bには、これらの構造を代表して、取付穴48cとこれに対応する固定部38cの構造を示している。 The mounting holes 48a, 48b, 48d, and 48d have a common structure, and the fixing portions 38a, 38b, 38d, and 38d have a common structure. In FIGS. 8A and 8B, the structures of the mounting holes 48c and the fixing portions 38c corresponding thereto are shown as representatives of these structures.
 図8Bに示すように、取付穴48c(取付穴48a,48b,48d)は、裏側ガラスパネル42の裏面側から表面側に向けて離れた箇所ほど内径が次第に大きくなる形状に形成されている。該形状は、具体的には円錐台形状である。 As shown in FIG. 8B, the mounting holes 48c (mounting holes 48a, 48b, 48d) are formed in a shape in which the inner diameter gradually increases toward the front side from the back side of the back glass panel 42. The shape is specifically a truncated cone shape.
 図8A及び図8Bに示すように、固定部38c(固定部38a,38b,38d)は、固定金具51と、緩衝材52と、受け金具53と、ワッシャー54と、ボルト55と、ナット56とを備える。 As shown in FIGS. 8A and 8B, the fixing portion 38c (fixing portions 38a, 38b, and 38d) includes a fixing bracket 51, a cushioning material 52, a receiving bracket 53, a washer 54, a bolt 55, and a nut 56. Is provided.
 固定金具51は、取付穴48cに対応した円錐台形状に形成され、その中心線に沿って、ボルト55と連結するための雌ネジ57を有する。受け金具53は、例えばアルミ製であって、取付穴48cの内面と固定金具51とで挟み込まれるように構成されている。ボルト55は、その軸方向の中間部に形成された鍔部58と、鍔部58から軸方向に沿ってガラスパネルユニット32側に突出するように形成された第1の雄ネジ部59と、鍔部58から第1の雄ネジ部59とは反対側に突出するように形成された第2の雄ネジ部60とを有する。 The fixing bracket 51 is formed in a truncated cone shape corresponding to the mounting hole 48c, and has a female screw 57 for connecting to the bolt 55 along the center line thereof. The receiving metal 53 is made of, for example, aluminum, and is configured to be sandwiched between the inner surface of the mounting hole 48 c and the fixing metal 51. The bolt 55 includes a flange portion 58 formed at an intermediate portion in the axial direction, a first male screw portion 59 formed so as to protrude from the flange portion 58 toward the glass panel unit 32 along the axial direction, The second male screw portion 60 is formed so as to protrude from the flange portion 58 to the opposite side of the first male screw portion 59.
 ガラスパネルユニット32を作製するときには、裏側ガラスパネル42の取付穴48a,48b,48d,48d内に、それぞれ固定金具51と受け金具53を配置し、中間膜44を介して、裏側ガラスパネル42と表側ガラスパネル41を接着する。 When the glass panel unit 32 is manufactured, the fixing metal 51 and the receiving metal 53 are disposed in the mounting holes 48 a, 48 b, 48 d, 48 d of the back glass panel 42, respectively, and the back glass panel 42 is connected via the intermediate film 44. The front glass panel 41 is bonded.
 ディスプレイパネル33を取り付けるときには、先ず、裏側ガラスパネル42の裏面に緩衝材52を当て、緩衝材52を挟んで、ボルト55の第1の雄ネジ部59を固定金具51の雌ネジ57にねじ込む。このとき、鍔部58が緩衝材52を介して裏側ガラスパネル42の裏面に接触するため、ボルト55は、所定の寸法分(つまり第1の雄ネジ部59の長さ分)だけねじ込まれる。次いで、ボルト55の第2の雄ネジ部60を、固定金具36aまたは固定金具36bの端部に設けた貫通孔61に貫通させる。貫通孔61を貫通した第2の雄ネジ部60に対して、ワッシャー54を挟んでナット56を結合する。 When attaching the display panel 33, first, the buffer material 52 is applied to the back surface of the back glass panel 42, and the first male screw portion 59 of the bolt 55 is screwed into the female screw 57 of the fixing bracket 51 with the buffer material 52 interposed therebetween. At this time, since the collar portion 58 contacts the back surface of the back glass panel 42 via the cushioning material 52, the bolt 55 is screwed in by a predetermined dimension (that is, the length of the first male screw portion 59). Next, the second male screw portion 60 of the bolt 55 is passed through the through hole 61 provided at the end of the fixing bracket 36a or the fixing bracket 36b. A nut 56 is coupled to the second male screw portion 60 penetrating the through hole 61 with a washer 54 interposed therebetween.
 以上のような構造の固定部38a,38b,38d,38dと取付穴48a,48b,48d,48dがそれぞれ4箇所にあるため、ディスプレイパネル33は、ガラスパネルユニット32に安定した状態で固定される。 Since the fixing portions 38a, 38b, 38d, and 38d and the mounting holes 48a, 48b, 48d, and 48d having the above-described structure are respectively provided at four locations, the display panel 33 is fixed to the glass panel unit 32 in a stable state. .
 以上説明した実施形態2においては、実施形態1と同様の作用効果を奏することに加えて、以下の作用効果を奏することができる。 In the second embodiment described above, the following functions and effects can be achieved in addition to the same functions and effects as those of the first embodiment.
 すなわち、テーブル31に組み込まれたディスプレイ装置30によれば、ディスプレイパネル33が故障等でメンテナンスを要する場合には、4箇所の固定部38a,38b,38d,38dのそれぞれでナット56を外し、ディスプレイパネル33を簡単に取り外すことができ、メンテナンス性に優れる。 That is, according to the display device 30 incorporated in the table 31, when the display panel 33 is out of order and maintenance is required, the nut 56 is removed at each of the four fixing portions 38a, 38b, 38d, and 38d. The panel 33 can be easily removed and is excellent in maintainability.
 また、ディスプレイパネル33の仕様を変えることや、季節や設置場所に応じてガラスパネルユニット32の外観を適宜変更することも、比較的容易である。 Also, it is relatively easy to change the specifications of the display panel 33 and appropriately change the appearance of the glass panel unit 32 according to the season and installation location.
 尚、ガラスパネルユニットやこれを備えるディスプレイ装置の構造は、実施形態1や実施形態2の構造に限定されず、その他種々の形態を包含する。 In addition, the structure of a glass panel unit or a display apparatus provided with this is not limited to the structure of Embodiment 1 or Embodiment 2, and includes other various forms.
 例えば実施形態1では、表側ガラスパネル11の表面と、裏側ガラスパネル12の裏面に、反射を低減するための処理を施していない。しかし、表側ガラスパネル11の表面と裏側ガラスパネル12の裏面の少なくとも一方に、例えば低反射フィルムを貼り付けることも可能である。この場合、外光の映り込みを低減することができ、映像がより見やすくなる。 For example, in the first embodiment, the surface of the front glass panel 11 and the back surface of the back glass panel 12 are not subjected to a treatment for reducing reflection. However, for example, a low reflection film can be attached to at least one of the front surface of the front glass panel 11 and the back surface of the back glass panel 12. In this case, reflection of external light can be reduced, and the video can be viewed more easily.
 また、実施形態1や実施形態2では、表側ガラスパネル11,41に不透明部115,415を設けるための構造として、表側ガラスパネル11,41の裏面の所定領域に黒色のセラミック印刷を施している。しかし、例えば中間膜14,44を黒色の膜と透明の膜で構成し、表側ガラスパネル11,41の所定領域に対しては黒色の膜で裏側ガラスパネル12,42を接着する構造で、不透明部115,41を設けることも可能である。 Moreover, in Embodiment 1 or Embodiment 2, as a structure for providing the opaque portions 115 and 415 on the front glass panels 11 and 41, black ceramic printing is applied to a predetermined region on the back surface of the front glass panels 11 and 41. . However, for example, the intermediate films 14 and 44 are composed of a black film and a transparent film, and the rear glass panels 12 and 42 are bonded to the predetermined regions of the front glass panels 11 and 41 with a black film, and are opaque. It is also possible to provide the portions 115 and 41.
 また、表側ガラスパネル11,41のタッチセンサーフィルム13,43が接着される領域110,410の周辺に、デザイン印刷を施しても良い。さらに、デザイン印刷用のインクとして、赤外線を透過するインクを用いることや、部分的に赤外線を透過するように、例えばドット印刷によりデザイン印刷を行うことも可能である。これにより、ディスプレイパネル4,33が赤外線を用いたリモコンにより操作可能になる。 Also, design printing may be performed around the areas 110 and 410 to which the touch sensor films 13 and 43 of the front glass panels 11 and 41 are bonded. Furthermore, it is also possible to use an ink that transmits infrared rays as the ink for design printing, or to perform design printing by dot printing, for example, so as to partially transmit infrared rays. Thereby, the display panels 4 and 33 can be operated by a remote controller using infrared rays.
 また、セラミック印刷による印刷パターンの代わりに、予め模様などを印刷した装飾用シートを準備し、表側ガラスパネル11,41の裏面にこの装飾用シートを貼り付けることも可能である。 It is also possible to prepare a decorative sheet on which a pattern or the like has been printed in advance instead of the print pattern by ceramic printing and affix the decorative sheet to the back surfaces of the front glass panels 11 and 41.
 さらに、実施形態2では、ディスプレイパネル33が、固定金具36a,36bを介してガラスパネルユニット32に取り付けられている。しかし、ガラスパネルユニット32とディスプレイパネル33をより密着させるために、ディスプレイパネル33の前面に両面テープを貼り付け、この両面テープを介してディスプレイパネル33とガラスパネルユニット32を接着することや、ディスプレイパネル33とガラスパネルユニット32の間に、枠状の外形を有するスポンジ状のパッキンを挟み込み、この状態でディスプレイパネル33とガラスパネルユニット32を接着することも可能である。 Furthermore, in the second embodiment, the display panel 33 is attached to the glass panel unit 32 via the fixtures 36a and 36b. However, in order to make the glass panel unit 32 and the display panel 33 more closely contact each other, a double-sided tape is attached to the front surface of the display panel 33, and the display panel 33 and the glass panel unit 32 are bonded via the double-sided tape. It is also possible to sandwich a sponge-like packing having a frame-like outer shape between the panel 33 and the glass panel unit 32 and bond the display panel 33 and the glass panel unit 32 in this state.
 また、実施形態1、実施形態2のディスプレイパネル4,33は、液晶ディスプレイパネルであるが、プラズマディスプレイパネル、有機ELパネル、無機ELパネル、FEDパネル、LEDパネルなどの各種ディスプレイパネルを、ディスプレイパネル4,33として採用することも可能である。 Further, the display panels 4 and 33 of the first and second embodiments are liquid crystal display panels, but various display panels such as a plasma display panel, an organic EL panel, an inorganic EL panel, an FED panel, and an LED panel are used as the display panel. 4, 33 can also be adopted.
 加えて、実施形態1、実施形態2では、タッチセンサーフィルム13,43の制御部17,47が、ディスプレイパネル4,33に電気的に接続されているが、制御部17,47が、外部のパーソナルコンピュータに対してUSBケーブルで接続されることや、無線通信を介して接続されることも可能である。 In addition, in Embodiments 1 and 2, the control units 17 and 47 of the touch sensor films 13 and 43 are electrically connected to the display panels 4 and 33, but the control units 17 and 47 are externally connected. It is also possible to connect to a personal computer with a USB cable or via wireless communication.
  1,30      ディスプレイ装置
  3,32      タッチセンサー付きガラスパネルユニット
  4,33      ディスプレイパネル
 11,41      表側ガラスパネル
 110,410    領域
 115,415    不透明部
 12,42      裏側ガラスパネル
 13,43      タッチセンサーフィルム
 15,45a,45b 開口
 16,46a,46b 配線
DESCRIPTION OF SYMBOLS 1,30 Display apparatus 3,32 Glass panel unit with a touch sensor 4,33 Display panel 11,41 Front side glass panel 110,410 Area | region 115,415 Opaque part 12,42 Back side glass panel 13,43 Touch sensor film 15,45a, 45b opening 16, 46a, 46b wiring

Claims (4)

  1.  表側ガラスパネルと、
     前記表側ガラスパネルに接着された裏側ガラスパネルと、
     前記表側ガラスパネルと前記裏側ガラスパネルのいずれよりも小さいタッチセンサーフィルムとを備え、
     前記タッチセンサーフィルムは、前記表側ガラスパネルと前記裏側ガラスパネルの間に挟まれた状態で、前記表側ガラスパネルと前記裏側ガラスパネルに接着されている、
     タッチセンサー付きガラスパネルユニット。
    Front side glass panel,
    A back glass panel bonded to the front glass panel;
    A touch sensor film smaller than any of the front glass panel and the back glass panel,
    The touch sensor film is bonded to the front glass panel and the back glass panel in a state of being sandwiched between the front glass panel and the back glass panel.
    Glass panel unit with touch sensor.
  2.  前記表側ガラスパネルの厚みは、前記裏側ガラスパネルの厚みよりも薄い、
     請求項1記載のタッチセンサー付きガラスパネルユニット。
    The thickness of the front side glass panel is thinner than the thickness of the back side glass panel,
    The glass panel unit with a touch sensor according to claim 1.
  3.  前記表側ガラスパネルは、前記タッチセンサーフィルムが接着された領域の周辺に、不透明部を有し、
     前記裏側ガラスパネルは、前記不透明部に対向する位置に開口を有し、
     前記タッチセンサーフィルムは、前記開口を通じて引き出される配線を有する、
     請求項1または2記載のタッチセンサー付きガラスパネルユニット。
    The front side glass panel has an opaque part around the area where the touch sensor film is adhered,
    The back glass panel has an opening at a position facing the opaque portion,
    The touch sensor film has a wiring drawn through the opening,
    The glass panel unit with a touch sensor according to claim 1 or 2.
  4.  請求項1ないし請求項3のいずれか一項に記載のタッチセンサー付きガラスパネルユニットと、
     前記タッチセンサー付きガラスパネルユニットが備える前記裏側ガラスパネルに近接して配置されたディスプレイパネルとを備え、
     前記タッチセンサー付きガラスパネルが備える前記タッチセンサーフィルムは、前記ディスプレイパネルに対向して位置する、
     ディスプレイ装置。
    A glass panel unit with a touch sensor according to any one of claims 1 to 3,
    A display panel disposed in proximity to the back glass panel included in the glass panel unit with a touch sensor,
    The touch sensor film included in the glass panel with the touch sensor is positioned to face the display panel.
    Display device.
PCT/JP2016/001266 2015-03-10 2016-03-08 Glass panel unit with touch sensor and display device WO2016143332A1 (en)

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JP2020009358A (en) * 2018-07-12 2020-01-16 富士電機株式会社 Capacitive panel sensor

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