CN107642943A - Display device and the refrigerator for possessing the display device - Google Patents
Display device and the refrigerator for possessing the display device Download PDFInfo
- Publication number
- CN107642943A CN107642943A CN201710602131.0A CN201710602131A CN107642943A CN 107642943 A CN107642943 A CN 107642943A CN 201710602131 A CN201710602131 A CN 201710602131A CN 107642943 A CN107642943 A CN 107642943A
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- Prior art keywords
- mentioned
- guide plate
- light guide
- light
- display device
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Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F23/00—Advertising on or in specific articles, e.g. ashtrays, letter-boxes
- G09F23/0058—Advertising on or in specific articles, e.g. ashtrays, letter-boxes on electrical household appliances, e.g. on a dishwasher, a washing machine or a refrigerator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input 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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/18—Edge-illuminated signs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/36—Visual displays
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/18—Edge-illuminated signs
- G09F2013/1804—Achieving homogeneous illumination
- G09F2013/1831—Achieving homogeneous illumination using more than one light source
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Human Computer Interaction (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The present invention improves the display device of the utilization ratio of light and possesses the refrigerator of the display device.Display device possesses display board, the light guide plate positioned at the behind of above-mentioned display board, the lighting means of incident light and the substrate of the test section that the change to electrostatic capacitance is detected is equipped with the rear of above-mentioned display board into above-mentioned light guide plate, wherein, above-mentioned light guide plate has the light taking-up portion for making the light radiation in above-mentioned light guide plate after leaded light, above-mentioned light taking-up portion is configured to, and the above-mentioned display board side of above-mentioned light guide plate is formed much than the aforesaid substrate side of above-mentioned light guide plate.
Description
Technical field
The present invention relates to display device and possesses the refrigerator of the display device.
Background technology
Increased in the household electrical appliance such as refrigerator, micro-wave oven, portable equipment using the situation for the display device that make use of light guide plate
It is more.Light guide plate refers to, while utilizing the total reflection based on Snell's law to make the side of the transparent panel from acrylic acid, polystyrene etc.
The incident next light in face carries out leaded light, while making the light scattering of a part, luminous plate in the light taking-up portion for being formed at surface.And
And display device refers to, configured in the face side of light guide plate by the film that word, mark are printed or shading forms, profit
The structure being irradiated with the light from light source to the word etc..Existing skill as this display device for having used light guide plate
Art, such as patent document 1 be present.
In patent document 1, possess storeroom, the storeroom that the front openings of storeroom are opened and closed of refrigerator main body
Door, the in front of the door panel in front of the door of translucency before door of storage room, the substrate at the back side of panel, substrate and in front of the door between panel
Display unit, the lighting mechanism towards the irradiation of face in front of the door display unit, the change in the rear of display unit detection electrostatic capacitance
Test section, the light guide plate between display unit and test section and the control unit of control test section and lighting mechanism, will illuminate
Mechanism and test section are formed on substrate, and test section is mutual capacitance mode.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2015-55361 publications
The content of the invention
Invent problem to be solved
However, in the technology described in patent document 1, light guide plate Integral luminous, not only configure thin on light guide plate
Display part (transmittance section) corresponding with word etc. in film, and without word etc. light shielding part (non-transparent portion) also it is illuminated simultaneously
Substantial amounts of light is absorbed, thus has the relatively low problem of the utilization ratio of light.Also, because of the flexure of light guide plate, loosen, and have touch surface
The sensitivity decrease or light of plate are at contact site to the problem of substrate-side light leak etc..
Therefore, it is an object of the present invention to provide a kind of sensitivity for maintaining touch panel while the profit for improving light
With the display device of efficiency or possesses the refrigerator of the display device.
The solution used to solve the problem
A kind of display device, possess display board, the light guide plate positioned at the behind of above-mentioned display board, penetrated into above-mentioned light guide plate
Enter the lighting means of light and the test section that the change to electrostatic capacitance is detected is equipped with the rear of above-mentioned display board
Substrate, in the display device, above-mentioned light guide plate has the light taking-up portion for making the light radiation in above-mentioned light guide plate after leaded light, above-mentioned
Light taking-up portion is configured to, and the above-mentioned display board side of above-mentioned light guide plate is formed much than the aforesaid substrate side of above-mentioned light guide plate.
The effect of invention is as follows.
In accordance with the invention it is possible to the sensitivity for maintaining touch panel is provided while improves the aobvious of the utilization ratio of light
Showing device or the refrigerator for possessing the display device.
Brief description of the drawings
Fig. 1 is the front view of the refrigerator of embodiments of the invention.
Fig. 2 is the figure for the dispaly state for showing viewing area and operation display area domain shown in Fig. 1 P portions.
Fig. 3 is the front view from the state after the display device removing film of the present embodiment.
Fig. 4 is the sectional view at the position in the operation display area domain in Fig. 2.
Fig. 5 is the figure for showing to calculate the result of the Illumination Distribution of existing display part.
Fig. 6 is the figure for showing to calculate the result of the Illumination Distribution for the display part for applying the present embodiment.
The explanation of symbol
1-refrigerator main body, 2a-refrigerating chamber left-hand door, the right door of 2b-refrigerating chamber, 2d-refrigerating chamber, 3-upper hinge, a 3a-left side
Hinge, 3b-right hinge, 4a-ice-making compartment door, 4b-refrigerating chamber door, 4c-quick freeze chamber door, 4d1-refrigerating chamber, 4d2-
Quick freeze chamber, 4d3-ice-making compartment, 5-vegetable compartment door, 5d-vegetable compartment, 6-panel (glass plate), 9-operation are shown in front of the door
Region, 9a-display touch portion, 10-viewing area, 11-LED, 12-light taking-up portion, 13-light guide plate, 14-display part
(transmittance section), 15-non-transparent portion, 16-display board (film), 17-substrate, 18-touch sensor.
Embodiment
Hereinafter, embodiments of the present invention are described in detail referring to the drawings.
Herein, illustrated exemplified by the refrigerator of display device of the present invention is built-in with door of storage room.
Fig. 1 is the front view of the refrigerator of the present embodiment, is the figure that display part and operating portion are in non-display state.Refrigerator
Main body 1 has refrigerating chamber 2d, refrigerating chamber 4d1, vegetable compartment 5d etc. successively from upper.It is provided between refrigerating chamber 2d and refrigerating chamber 4d1
Quick freeze chamber 4d2, ice-making compartment 4d3 is provided with beside quick freeze chamber 4d2.
Also, the door that above-mentioned front openings are opened and closed is provided with the front openings of each storeroom.That is, in refrigerating chamber 2d
Front openings be provided with the refrigerating chamber left-hand door 2a and right door 2b of refrigerating chamber, in refrigerating chamber 4d1, quick freeze chamber 4d2, ice-making compartment
4d3 and the respective front openings of vegetable compartment 5d be respectively equipped with refrigerating chamber door 4b, quick freeze chamber door 4c, ice-making compartment door 4a and
Vegetable compartment door 5.
The refrigerating chamber left-hand door 2a and right door 2b of refrigerating chamber is respectively by (the left hinge of upper hinge 3 on the top for being arranged on refrigerator main body 1
Chain 3a, right hinge 3b) isometric rotatably support.That is, the so-called appearance of french doors in opposite opened is formed.
Also, refrigerating chamber door 4b, quick freeze chamber door 4c, ice-making compartment door 4a and vegetable compartment door 5 are drawer type respectively
Door, the container with respective storeroom pull out freely together.
Moreover, in refrigerating chamber left-hand door 2a and the right door 2b of refrigerating chamber, refrigerating chamber door 4b, quick freeze chamber door 4c, ice-making compartment
The outer surface of door 4a and vegetable compartment door 5 is provided with the panel in front of the door (glass plate) 6 with transparency.
Next, user operates from outside to the operation display area domain 9 for also serving as operating area and viewing area, come
Set each storeroom such as refrigerating chamber 2d and refrigerating chamber 4d1 room temperature or make refrigerating chamber 2d, refrigerating chamber 4d1 quickly cool down or
Person sets the operating on/off of ice maker, rapid ice making.That is, user operates operation display area domain 9, so as to set
Determine the various functions of refrigerator.
Also, viewing area 10 shows the input results from operation display area domain 9.Using the viewing area 10, use
Person is able to confirm that the state of the various functions set before the operation or confirmation that operation display area domain 9 is carried out.
Further, being used to make the display that operation display area domain 9 and viewing area 10 are lighted touch portion 9a by operation, come
Operation display area domain 9 and viewing area 10 is set to move to Fig. 2 illuminating state from Fig. 1 OFF state.That is, user is by entering
Row press, touches, make finger close to display by the use of touch portion 9a (as example for " the text importing mark of menu (MENU))
Deng operation, by always can be beyond visible display touch portion 9a operation display area domain 9 and viewing area 10 word,
Mark etc. switches to illuminating state from OFF state, and shows on a glass plate 6, can carry out the operation in operation display area domain 9.
Thus, when usual, always can the display that penetrates of visible word, figure be only display touch portion 9a, operation display area domain 9 with
And viewing area 10 can be simple outward appearance in non-light, appearance design is improved.Also, due to only making behaviour when needed
Make viewing area 9 and viewing area 10 to light, so energy-saving effect can be obtained.
If in addition, operation show touch portion 9a, make operation display area domain 9 and viewing area 10 all words,
Figure etc. lights display.After some period of time, only it is the various functions for representing currently to set for viewing area 10
The display of setting state is lighted, and display in addition is extinguished.If in addition, passing through certain time without mode of operation, operation is aobvious
Show that word, the figure in region 9 and viewing area 10 etc. all extinguish, being capable of only visible display touch portion 9a.So, grasping
Make always to light temporarily all words etc., thus user is able to confirm that ice after visible display touch portion 9a
The function of case and can change it is some setting etc..
Also, the backside coating of glass plate 6 has colored paint.Thus, foamed heat insulation will not be seen from face side by being processed into
Material, and using display touch portion 9a operation can clearly visible operation display area domain 9 and viewing area 10, thus
The excellent door of aesthetic appearance can be realized.
Fig. 3 is that Fig. 4 is the portion in the operation display area domain 9 in Fig. 2 from the front view of the state after display device removing film
The sectional view of position.Possess with the 9 corresponding display device of operation display area domain：With display part (transmittance section) 14 and non-transparent portion
15 display board (film) 16；Light guide plate 13 positioned at the behind of the display board 16；Visible ray is injected into the light guide plate 13
LED11 as lighting means；And the substrate 17 of control circuit is set.Also, light guide plate 13 have make in the light guide plate 13
The light taking-up portion 12 of interior guide-lighting light radiation.
Herein, display part 14 is made up of the word with penetrability, mark etc., and non-transparent portion 15 is on the periphery of display part 14
Film forming.Also, by applying voltage to the LED11 configured in the side of the left and right of the light guide plate 13 formed by acryhic material,
To make to inject from the side of light guide plate 13 from the light after LED11 injections, and total reflection is repeated, so as to inside light guide plate 13
Carry out guide-lighting.Moreover, if light reaches the light taking-up portion 12 on the surface for being formed at light guide plate 13, from there radiating light.It is also, logical
Cross and the left and right directions of LED11 and light guide plate 13 along substrate 17 is arranged side by side without the fore-and-aft direction along substrate 17, can make to show
Showing device is integrally lightening, by increasing capacitance it is possible to increase it is located at the thickness of the foamed thermal insulating of the dorsal part of the display device emphasis, so as to
It is able to ensure that heat-insulating property.
As shown in figure 4, more set in the behind of display part 14 or its near side (ns) compared to other regions (non-transparent portion 15)
The light taking-up portion 12 is put, so as to suppress to irradiate to non-transparent portion 15 and absorbed light, and can be made in light guide plate 13
Light after leaded light efficiently irradiates to display part 14, so as to improve the observability of word, mark etc..
Also, for Fig. 4 light taking-up portion 12, compared to the back side of light guide plate 13 (substrate-side) before light guide plate 13
It is effective that (display board side), which is more set,.This is to be able to suppress to radiate from the light taking-up portion 12 at the back side of light guide plate 13
Light absorbed by substrate 17, or can suppress substrate 17 to various directions reflect after light be shown plate 16 non-transparent portion
15 absorb.
Further, in the light guide plate 13 of longer formation in left-right direction, the density ratio in light taking-up portion 12 of center side or so
The density in the light taking-up portion 12 of two sides is high.Center herein refers to, from the light guide plate 13 of the LED11 maximum distances of the left and right sides
On line.Therefore, near the center that the light away from LED11 is difficult to reach, the light of enough light quantities can be also radiated, can
The inequality of the brightness of appropriate adjustment left and right directions.
Also, Fig. 4 light taking-up portion 12 is before light guide plate 13, the back side is in convex form, but may not be defined in convex
Shape or concave shape.Wherein, for the light taking-up portion 12 of the rear side of light guide plate 13, convex form is mostly concave shape
Effectively.Also, the height that the light of the convex form in the back side center of light guide plate 13 takes out region 12b takes out region than the light on periphery
Height height be effective.Moreover, for the light taking-up portion 12 of convex form, compared to polygon prism, more preferably hexagonal pyramid etc. is more
Pyramid, circular cone.Because central neighbouring and base of the light taking-up portion 12 of the convex form at the back side of light guide plate 13 in light guide plate 13
17 points of contacts of plate, so as to restrain the sensitivity of touch sensor 18 because being reduced the flexure, loosening of light guide plate 13, simultaneously
It can suppress to the side leakage light of substrate 17.
Also, the light taking-up portion 12 of rear side is preferably formed in 2/3 model untill LED11 from the center of light guide plate 13
In enclosing.More preferably, from light guide plate 13 center untill LED11 1/2 in the range of formed with light take out region 12 be
Effectively.Because the light taking-up portion 12 of the convex form at the back side of light guide plate 13 is formed near the center of light guide plate 13, from
And the sensitivity of touch sensor 18 can be restrained because being reduced the flexure, loosening of light guide plate 13, while can suppress to base
The side leakage light of plate 17.
Also, for two light taking-up portions 12 in the left and right center of the side of substrate 17, the respective light for more leaning on center side
It is to have to take out either one or both in region 12b density and height to be formed as that it is higher to take out region 12a than the light of its both sides
Effect.Thus, the central light extraction efficiency of display part is improved, the observability of word is improved.
Also, the light taking-up portion 12 can by Laser Processing, metal pattern formation, sand-blast etc., can carry out it is concavo-convex plus
Other manufacture methods of work are formed.In addition, Fig. 4 light taking-up portion 12 can also print the tree of the scattering material containing visible ray
Fat.If reaching the scattering material using light of the total reflection after guide-lighting in the light guide plate 13, light is scattered, and can efficiently to
Word, mark etc. irradiate.
Moreover, the side of light guide plate 13 is in flat condition.Thus, from LED11 it is incident come light light guide plate 13 end face quilt
Total reflection, can suppress light leak, and can efficiently irradiate the light after the leaded light in light guide plate 13 to display part 14, improve
The observability of word etc..In addition, the light guide plate side (end face) is made after acrylic panel to be cut out to the shape desired by being processed into
Mirror ultrafinish is implemented to be formed for smooth grinding, but side is transparent, is not particularly limited manufacture method.
Also, the surface printing of substrate 17 of the rear side in light guide plate 13 has silk color (silk colour) ink.By
This, wide more after substrate is reflected, the radiation at the light taking-up portion of display board, it is thus possible to by light is radiated to substrate-side
Efficiently irradiated to display part 14, improve the observability of word etc..
Fig. 5 is the figure of the Illumination Distribution of the display part 14 for the light guide plate for showing existing structure, and Fig. 6 is to show to apply to be provided with
The figure of the Illumination Distribution of display part 14 in the case of the light guide plate 13 in the light taking-up portion 12 of the present embodiment.As computational methods,
Employ optical analog.That is, the knot of LED optical characteristics, light taking-up portion and light guide plate made of simulation ground setting LED manufacturer
Structure, material property, calculated in the case of existing structure and the light guide plate of the structure of the present embodiment from the light after the LED incidences
Track, and have rated the distribution of the light radiated to display surface side.
As a result, the present embodiment, compared with existing structure, the brightness of the both sides of light guide plate 13 does not change substantially, the opposing party
Face, the brightness in the center of light guide plate 13 uprise, and brightness disproportionation is improved.Hereinafter, the reason is illustrated.Deduction be because：
In existing construction, most dark is near the center of light guide plate 13, but in the present embodiment, due to the substrate-side in light guide plate 13
Left and right center nearby makes the quantity in light taking-up portion 12 more than other regions, thus radiates to substrate-side wide more by substrate 17
Reflection, light radiates at the light taking-up portion 12 of the side of display board 16 afterwards.Also, deduction be because：With regard in the left and right of the side of substrate 17
For two light taking-up portions 12 of centre, the respective light for more leaning on center side is set to take out region 12b density and highly be formed as
It is higher than the light taking-up region 12a of its both sides, thus improve the efficiency in the central light taking-up portion 12 of the side of display board 16.
Also, by the present embodiment and in manufactured display part, the brightness uniformity of each display part, while can also restrain
Touch panel sensitivity reduces because of the flexure of light guide plate, loosening.
In summary, according to the present embodiment, it was confirmed that the sensitivity for maintaining touch panel can be provided while improve light
Utilization ratio and improve center display part 14 brightness display device.
In addition, the present invention is not limited to be built-in with the refrigerator of display device in door of storage room, for air cleaning machine, wash
Clothing machine, IH drying machines etc. are with also effective in other household electrical appliances of display device, industrial products.Also, light source not only can be with
It is LED, can also be cold cathode fluorescent tube, organic EL, inorganic EL, fluorophor, other illuminators.Also, as light guide plate, make
Relative to the higher light guide plate of visible ray it is effective with penetrances such as acrylic resin, makrolon, polystyrene.
Claims (8)
1. a kind of display device, possess display board, the light guide plate positioned at the behind of above-mentioned display board, injected into above-mentioned light guide plate
The lighting means of light and the base that the test section that the change to electrostatic capacitance is detected is equipped with the rear of above-mentioned display board
Plate, above-mentioned display device be characterised by,
Above-mentioned light guide plate has the light taking-up portion for making the light radiation in above-mentioned light guide plate after leaded light,
Above-mentioned light taking-up portion is configured to, and the above-mentioned display board side of above-mentioned light guide plate is formed than the aforesaid substrate side of above-mentioned light guide plate
It is more.
2. display device according to claim 1, it is characterised in that
Above-mentioned lighting means are located at the side of above-mentioned light guide plate,
The density in the above-mentioned light taking-up portion of the side of density ratio two in the above-mentioned light taking-up portion of center side is high.
3. display device according to claim 1 or 2, it is characterised in that
The above-mentioned light taking-up portion of aforesaid substrate side is in convex form, and central height is higher than the height on periphery.
4. display device according to claim 1 or 2, it is characterised in that
In the substrate-side of above-mentioned light guide plate, and 2/3 scope in the center from above-mentioned light guide plate untill above-mentioned lighting means
It is interior, the above-mentioned light taking-up portion formed with convex form.
5. the display device according to claim 3 or 4, it is characterised in that
Either one or both in the density and height in the light taking-up region of the center side in the light taking-up portion of above-mentioned convex form is formed
Obtain high.
6. according to the display device described in any one of claim 1 to 5, it is characterised in that
Above-mentioned display board has transmittance section and non-transparent portion,
Above-mentioned light taking-up portion is configured to, and is formed much in the behind of above-mentioned transmittance section compared to the behind in above-mentioned non-transparent portion.
7. according to the display device described in any one of claim 1 to 6, it is characterised in that
The side of above-mentioned light guide plate is in flat condition.
8. a kind of refrigerator, possesses the thermal insulation in the door of storage room and above-mentioned door of storage room that the front openings of storeroom are opened and closed
Material, above-mentioned refrigerator be characterised by,
With the display device described in any one of claim 1 to 7.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016143895A JP6742181B2 (en) | 2016-07-22 | 2016-07-22 | Display device and refrigerator equipped with the same |
| JP2016-143895 | 2016-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107642943A true CN107642943A (en) | 2018-01-30 |
Family
ID=61019577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710602131.0A Pending CN107642943A (en) | 2016-07-22 | 2017-07-21 | Display device and the refrigerator for possessing the display device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6742181B2 (en) |
| KR (1) | KR20180010986A (en) |
| CN (1) | CN107642943A (en) |
| TW (1) | TWI632405B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6633987B2 (en) * | 2016-07-22 | 2020-01-22 | 日立グローバルライフソリューションズ株式会社 | refrigerator |
| JP6932111B2 (en) * | 2018-08-27 | 2021-09-08 | 日立グローバルライフソリューションズ株式会社 | refrigerator |
| JP7061975B2 (en) * | 2019-01-28 | 2022-05-02 | 日立グローバルライフソリューションズ株式会社 | Insulated doors and refrigerators |
| CN110044124B (en) * | 2019-05-08 | 2023-05-09 | 长虹美菱股份有限公司 | Curved glass light guide plate lighting device for refrigerator and production process thereof |
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| JP2004152496A (en) * | 2002-10-28 | 2004-05-27 | Nissen Chemitec Corp | Light guide plate |
| CN2837886Y (en) * | 2005-11-07 | 2006-11-15 | 比亚迪股份有限公司 | LCD backlight module |
| CN101673006A (en) * | 2008-09-09 | 2010-03-17 | 统宝光电股份有限公司 | Liquid crystal display, a light guide and a display |
| JP2010092738A (en) * | 2008-10-08 | 2010-04-22 | Sumitomo Electric Printed Circuit Inc | Light guide sheet, wiring module, and electronic equipment |
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| JP2001093314A (en) * | 1999-09-20 | 2001-04-06 | Mitsubishi Chemicals Corp | Surface light source device and liquid crystal display using it |
| JP3862579B2 (en) * | 2002-02-25 | 2006-12-27 | シャープ株式会社 | Display device and refrigerator |
| JP3100868U (en) * | 2003-10-06 | 2004-05-27 | 三和企業股▲ふん▼有限公司 | Luminescent thin plate with multiple visible areas |
| JP2009093808A (en) * | 2007-10-03 | 2009-04-30 | Sharp Corp | Lighting device, and liquid crystal display device |
| CN101750666B (en) * | 2008-12-05 | 2012-05-30 | 清华大学 | Light guide plate and backlight module using thereof |
| JP2011238432A (en) * | 2010-05-10 | 2011-11-24 | Fujifilm Corp | Surface lighting device |
| JP5568032B2 (en) * | 2011-02-25 | 2014-08-06 | 株式会社エス・ケー・ジー | Display device |
| JP5897932B2 (en) * | 2012-02-29 | 2016-04-06 | シャープ株式会社 | refrigerator |
| JP2015203525A (en) * | 2014-04-14 | 2015-11-16 | 株式会社東芝 | refrigerator |
-
2016
- 2016-07-22 JP JP2016143895A patent/JP6742181B2/en active Active
-
2017
- 2017-07-14 KR KR1020170089390A patent/KR20180010986A/en not_active Application Discontinuation
- 2017-07-19 TW TW106124157A patent/TWI632405B/en active
- 2017-07-21 CN CN201710602131.0A patent/CN107642943A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004152496A (en) * | 2002-10-28 | 2004-05-27 | Nissen Chemitec Corp | Light guide plate |
| CN2837886Y (en) * | 2005-11-07 | 2006-11-15 | 比亚迪股份有限公司 | LCD backlight module |
| CN101673006A (en) * | 2008-09-09 | 2010-03-17 | 统宝光电股份有限公司 | Liquid crystal display, a light guide and a display |
| JP2010092738A (en) * | 2008-10-08 | 2010-04-22 | Sumitomo Electric Printed Circuit Inc | Light guide sheet, wiring module, and electronic equipment |
| TWM506235U (en) * | 2015-05-04 | 2015-08-01 | Microstone Co Ltd | Image illumination lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI632405B (en) | 2018-08-11 |
| TW201804185A (en) | 2018-02-01 |
| JP6742181B2 (en) | 2020-08-19 |
| KR20180010986A (en) | 2018-01-31 |
| JP2018013306A (en) | 2018-01-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Tokyo, Japan, Japan Applicant after: Hitachi Global Living Program Co., Ltd. Address before: Tokyo, Japan, Japan Applicant before: Hitachi Household Electric Appliance Co. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180130 |
|
| RJ01 | Rejection of invention patent application after publication |