CN100363960C - Flexible display - Google Patents

Flexible display Download PDF

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Publication number
CN100363960C
CN100363960C CNB2003801039615A CN200380103961A CN100363960C CN 100363960 C CN100363960 C CN 100363960C CN B2003801039615 A CNB2003801039615 A CN B2003801039615A CN 200380103961 A CN200380103961 A CN 200380103961A CN 100363960 C CN100363960 C CN 100363960C
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CN
China
Prior art keywords
flexible display
display device
display
bar
flexible
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CNB2003801039615A
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Chinese (zh)
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CN1714379A (en
Inventor
P·J·斯里克维尔
B·J·E·范伦斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Koninklijke Philips Electronics NV
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Publication of CN1714379A publication Critical patent/CN1714379A/en
Application granted granted Critical
Publication of CN100363960C publication Critical patent/CN100363960C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED

Abstract

The invention relates to a display device assembly (1) comprising a flexible display device (2) being rollable around an axis (5), the flexible display (2) having a front side (3) and a back side (4), one of the sides (3,4) being provided with distance elements (7, 7',80) for preventing a direct contact between the front side (3) and the back side (4). By preventing the front and back side to contact each other the amount of display damage is significantly reduced as compared to conventional roll-up displays. An advantageous embodiment comprises a display device assembly in which the spacer elements are shaped in the form of bars (7, 7'). In a further advantageous embodiment of the display assembly the distance elements comprise a protection foil (80).

Description

Flexible display
Technical field
The present invention relates to the display equipment assembly, it comprises can be around the flexible display device of axis rolling, and flexible display has leading flank and trailing flank.
Background technology
US-2002/0070910 discloses a kind of flexible display device assembly, and it comprises flexible display device and wind, so that display is stored in the housing.The user of display assembly pulls out display from housing, so that appreciate the content that is presented on the display.Problem is that display equipment is very sensitive to impression, scratch and crack.
Summary of the invention
The purpose of this invention is to provide a kind of display assembly, the chance of wherein damaging display equipment significantly reduces.For this purpose, display equipment assembly according to the present invention is characterised in that one of them side is provided with distancing element, to prevent the direct contact between leading flank and the trailing flank.
The present invention is based on and have insight into the damage that when the leading flank of display equipment and trailing flank contact with each other, has caused traditional monitor.This occurs in the turn-up process of display, and when display is in roll-up state and be moved or transmit.By preventing that leading flank and trailing flank from contacting with each other, the amount of display damage significantly reduces.
Particularly, the present invention proposes a kind of flexible display device assembly, comprising:
Flexible display device, it rolls around axis;
Flexible display, it has leading flank and trailing flank,
It is characterized in that one of them of side is provided with distancing element, it is used to prevent the direct contact between leading flank and the trailing flank;
Distance means comprises bar, and it is positioned so that guide sweep in the flexible display device, and described sweep is orientated and is roughly parallel to axis, thereby the rolling of flexible display device can only occur in a direction.
Bar comprises transparent material, is installed on the flexible display leading flank.
Flexible display device also is provided with flexible material layer, and it is placed between the trailing flank of bar and display.
Bar offers display with the material piece form with groove, and it is orientated and is roughly parallel to axis.
The Outboard Sections of spacer element is provided with spacer block, is used to create the housing of the flexible display device that is in roll-up state.
Spacer block is placed into the trailing flank of bar.
Each spacer block has display side, and it is provided with the otch that is used to receive flexible display device.
Description of drawings
With reference to the embodiment that describes later, these and other objects of the present invention will become apparent, and will illustrate.
Among the figure:
Fig. 1 shows the embodiment according to flexible display assembly of the present invention,
Fig. 2 A-2D describes a plurality of embodiment of linkwork,
Fig. 3 shows embodiments of the invention, and wherein distancing element is provided with Outboard Sections,
The side view of Fig. 4 displayed map 3 embodiment,
Fig. 5 shows another embodiment, and the trailing flank of its king-rod is provided with spacer block,
The side view of Fig. 6 displayed map 5 embodiment, and
Fig. 7 shows embodiment, and wherein spacer block is provided with the otch that is used to receive display,
Fig. 8 shows the side view of the further embodiment of display assembly, and wherein distance means comprises protective foil,
Fig. 9 shows the side view of embodiment, and wherein protective foil is stored,
Figure 10 shows the side view of the further embodiment that is used for the memory protection paper tinsel.
Embodiment
Described figure does not draw in proportion.Reference number same among the figure is indicated same part usually.
With reference to figure 1, shown according to display assembly of the present invention.Display equipment assembly 1 comprises the flexible display device 2 of rolling around axis 5.Flexible display device 2, for example the LCD type has leading flank 3 and a trailing flank 4.Two sides 3,4 comprise the flexible flake of plastic material.Because its flexibility, display can roll.Can be easy to iatron device 1 when for example, this character is not used it.In order to prevent the damage to display equipment 2, the leading flank 3 or the trailing flank 4 of display are provided with distancing element 7,7 ' in turn-up process and/or when display is in rolled-up state.In example shown in Figure 1, the trailing flank 4 of display is provided with distancing element 7,7 '.Can be used as selection, be used to prevent that leading flank 3 and trailing flank 4 direct contact distance devices also can be arranged to the form of barrier foil.
Distancing element 7,7 ' prevents the leading flank 3 of display 2 and the direct contact between the trailing flank 4.Therefore, compare with traditional display, the amount of damage significantly reduces.
In the example shown in Figure 1, distancing element comprises bar 7,7 ', but the present invention is not limited to this special shape.Distancing element 7,7 ' has following advantage: obtain the very effective protection that damages of preventing; described distancing element 7,7 ' has the shape of bar; can be positioned, so that the sweep 8,8 ' in the guiding flexible display device, described sweep is orientated and is roughly parallel to axis 5.In addition, display is easy to rolled-up.
Bar 7,7 ' to be locating against mode each other, thereby the rolling of flexible display device can only occur in a direction, just must be according to the indication of arrow 9 with its direction of rolling.This becomes easily rolling of display, allows one-handed performance.In deployed condition, trailing flank is a rigidity, firmly supports this display.
The embodiment that further has superiority according to display assembly of the present invention has bar 7,7 ', and described bar comprises transparent material, is installed on the leading flank 3.In this case, the beholder sees through bar and sees display 2, if the location of bar on trailing flank 4 is impossible or when not being preferred, this has superiority.
Hinge function is presented in the circle among Fig. 2 A.Fig. 2 B is a zoomed-in view of creating first kind of mode of hinge function between continuous bar: in this example, provide hinge function by adding flexible material layer 21, it is placed between the trailing flank 4 of bar 7 and display.Additional flexible layer 21 can be integrated with flexible display self.Flexible layer comprises for example polyimide flexible foils, and it comprises conductive pattern.Flexible layer and display equipment are fixed.Bar comprises element electricity or electronics.
Fig. 2 C shows the zoomed-in view of the second way of creating hinge function.In this case, the material of bar 7 self is flexible.This material is provided with groove 23, and it is orientated and is roughly parallel to axis.In the position of groove, flexible material can provide hinge function.Can be used as selection, back hinged between the bar also is to select.
Fig. 2 D shows the distortion for limiting material in BENDING PROCESS, bar 7,7 ' with display 2 between contact and should preferably be limited in bar 7,7 ' center line 25,25 ' (being shown as a single point among Fig. 2 D) because show this display with side view.
Fig. 3 shows the embodiment that further has superiority of display assembly.Herein, flexible display device assembly 1 has and has Outboard Sections 31,31 ' spacer element.Outboard Sections 31,31 ' is provided with spacer block 33,33 ', is used to create the housing of storing this flexible display device when being in roll-up state.This housing further protects display not to be subjected to possible damage.In order to allow display rolled-up, spacer block has tapering.
Fig. 4 shows side view embodiment illustrated in fig. 3.When being in roll-up state, spacer block 33,33 ' connecting rod 7,7 ' provide the protection housing for display 2.
Fig. 5 shows the embodiment of display equipment, and its king-rod 7,7 ' has trailing flank 51, and wherein spacer block 35,35 ' is added to the trailing flank 51 of bar, causes rigid structure when display 2 is unfolded.
Fig. 6 provides side view embodiment illustrated in fig. 5.
Fig. 7 shows the embodiment according to display assembly of the present invention, and its king-rod 7 comprises spacer block 33,33 ', and it is placed on the side with respect to trailing flank 51.Spacer block 33,33 ' has display side 73,73 '.Spacer block 33,33 ' display side 73,73 ' are provided with the otch 71,71 ' that is used to receive flexible display device 2.Adopt this mode display 2 to be connected, display is not fixed to the needs on the independent flexible layer with bar 7,7 ' loosely.
Distance means comprises bar 7,7 ', and described bar has for obtaining the due care bar must the inferior position of sizable thickness.But, having in rolling under the situation of display of considerable length, this will cause thick relatively volume.
Fig. 8 shows the preferred embodiment of display assembly 1, and wherein distance means comprises protective foil 80.
In this embodiment, protective foil is rolled with display, thereby protects display surface when roll-up state and in the expansion process.When launching, protective film is placed on the display back, and it provides mechanical protection to display herein.
Protective foil 80 preferably has soft-surface, and it contacts with display surface with protection leading flank 3 and is not damaged.Because its softness, paper tinsel embed hard particulate, otherwise may be because of impression and/or scratch damage display surface.
In order further to improve display assembly 1, housing 84 can be provided, when not in use, assembly is stored wherein.When being in roll-up state, housing reduces and the relevant vulnerability of assembly damage.
Protective foil 80 is rolled with display, and when launching to use, it also launches with display.Because the leading flank 3 of display need be exposed when assembly launches, so the protective foil 9 that launches has to be stored.A selection is presented among Fig. 8, the protective film that is connected with the edge of the trailing flank of display wherein, leave housing 84 after, the cylindrical elements by guiding protective foil 80 returns housing.Protective foil is positioned at the part winding of housing 84 inside subsequently around display.This embodiment has following advantage: the memory storage that does not need other protective foil 80.
Can be used as selection, protective foil 80 rollables are in the same housing 84 that holds display assembly 1.In order to reach this purpose, perhaps some additional space need be retained in enclosure interior (Fig. 9).Perhaps introduce other degree of freedom (Figure 10) in enclosure interior, described degree of freedom allows the translation motion of cylindrical elements, and paper tinsel and display all are wrapped on the described cylindrical elements 86,88.In latter embodiment, when the length of the display on being stored in cylinder reduced, display moved (along the arrow indicated direction) around the cylinder 88 of its rolling with respect to housing.Thereby the establishment more space, be used for the protective film that on storage cylinder 86, rolls.
Generally speaking, the present invention relates to display equipment assembly 1, it comprises the flexible display device 2 of rolling around axis 5, flexible display 2 with leading flank 3 and trailing flank 4, one of them of side is provided with distancing element 7,7 ', 80, and it is used to prevent the direct contact between leading flank 3 and the trailing flank 4.By preventing that leading flank and trailing flank from contacting with each other, to compare with the conventional roll-up display, the amount of display damage significantly reduces.Embodiment with advantage comprises the display equipment assembly, and wherein distancing element is shaped with bar 7,7 ' form.In the embodiment that further has superiority of display assembly, distancing element comprises protective foil 80.
Should be noted that above-mentioned embodiment sets forth rather than restriction the present invention, under the situation that does not break away from appended claim book scope, those those of ordinary skill in the art can design many embodiment that can be used as selection.In claims, any reference marker that is placed between the parenthesis can not be construed to the restriction claim.Be listed in comparing in the claim with those, word " comprises " appearance of not repelling other element or step.Occurring words before element " one " is not repelled the appearance of a plurality of this elements.

Claims (7)

1. a flexible display device assembly (1) comprises
Flexible display device (2), it rolls around axis (5),
Flexible display, it has leading flank (3) and trailing flank (4),
It is characterized in that,
One of them of side (3,4) be provided with distancing element (7,7 ' ...), it is used to prevent the direct contact between leading flank (3) and the trailing flank (4);
Distance means comprise bar (7,7 ' ...), its be positioned in case guide sweep in the flexible display device (8,8 ', 8 "; ..), described sweep is orientated and is roughly parallel to axis (5), thereby the rolling of flexible display device can only occur in a direction (9).
2. flexible display device assembly as claimed in claim 1 is characterized in that, and bar (7,7 ' ...) comprise transparent material, be installed on flexible display (2) leading flank (3).
3. flexible display device assembly as claimed in claim 1 or 2 is characterized in that, flexible display device also is provided with flexible material layer (21), its be placed on bar (7,7 ' ...) and the trailing flank (4) of display between.
4. flexible display device assembly as claimed in claim 1 or 2 is characterized in that, and bar (7,7 ' ...) offer display with material piece form with groove (23), it is orientated and is roughly parallel to axis (5).
5. flexible display device assembly as claimed in claim 1 or 2 is characterized in that, spacer element (7,7 ', Outboard Sections ..) (31,31 ' ..) be provided with spacer block (33,33 ' ..), be used to create the housing of the flexible display device that is in roll-up state.
6. flexible display device assembly as claimed in claim 1 or 2 is characterized in that, spacer block (35,35 ' ..) be placed into bar (7,7 ', trailing flank ..) (51).
7. flexible display device assembly as claimed in claim 5 is characterized in that, each spacer block (33,33 ' ..) have display side (73,73 ' ..), its be provided with the otch that is used to receive flexible display device (2) (71,71 ' ..).
CNB2003801039615A 2002-11-21 2003-10-27 Flexible display Expired - Lifetime CN100363960C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP02079849 2002-11-21
EP02079849.2 2002-11-21
EP03103243.6 2003-08-28

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Publication Number Publication Date
CN1714379A CN1714379A (en) 2005-12-28
CN100363960C true CN100363960C (en) 2008-01-23

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CN103337222A (en) * 2013-07-01 2013-10-02 京东方科技集团股份有限公司 Flexible display device
CN104243869A (en) * 2013-06-05 2014-12-24 Lg电子株式会社 Image display device
CN105659310A (en) * 2013-08-13 2016-06-08 破立纪元有限公司 Optimization of electronic display areas
CN106816093A (en) * 2015-11-27 2017-06-09 Lg电子株式会社 Display device
CN107342018A (en) * 2016-04-29 2017-11-10 乐金显示有限公司 Rollable display
CN108139773A (en) * 2015-08-05 2018-06-08 三星电子株式会社 Electronic equipment with flexible display device
CN108369789A (en) * 2015-12-07 2018-08-03 Lg电子株式会社 Display device
CN109564742A (en) * 2016-09-05 2019-04-02 Lg 电子株式会社 Display device

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KR100781708B1 (en) * 2006-10-12 2007-12-03 삼성전자주식회사 Flexible display unit and mobile terminal having the same
CN101952873B (en) * 2007-11-21 2014-11-12 创造者科技有限公司 An electronic device with a flexible display
WO2009139495A1 (en) * 2008-05-16 2009-11-19 新日鉄マテリアルズ株式会社 Stainless steel foil for a flexible display
US9019696B2 (en) * 2008-06-06 2015-04-28 Creator Technology B.V. Protection of flexible displays
US9711752B2 (en) 2011-12-19 2017-07-18 Lg Electronics Inc. Display apparatus
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EP3087559B1 (en) * 2013-12-24 2021-05-05 Flexterra, Inc. Support structures for a flexible electronic component
KR102245808B1 (en) * 2014-02-12 2021-04-30 삼성디스플레이 주식회사 Rollable display apparatus
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CN104243869A (en) * 2013-06-05 2014-12-24 Lg电子株式会社 Image display device
CN104243869B (en) * 2013-06-05 2017-12-22 Lg电子株式会社 Image display device
CN103337222A (en) * 2013-07-01 2013-10-02 京东方科技集团股份有限公司 Flexible display device
CN105659310A (en) * 2013-08-13 2016-06-08 破立纪元有限公司 Optimization of electronic display areas
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CN108139773A (en) * 2015-08-05 2018-06-08 三星电子株式会社 Electronic equipment with flexible display device
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CN106816093A (en) * 2015-11-27 2017-06-09 Lg电子株式会社 Display device
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