CN100405798C - Illuminated covers - Google Patents

Illuminated covers Download PDF

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Publication number
CN100405798C
CN100405798C CNB028284925A CN02828492A CN100405798C CN 100405798 C CN100405798 C CN 100405798C CN B028284925 A CNB028284925 A CN B028284925A CN 02828492 A CN02828492 A CN 02828492A CN 100405798 C CN100405798 C CN 100405798C
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CN
China
Prior art keywords
paper tinsel
opening
insulation paper
electroluminescent foils
cover
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 - Fee Related
Application number
CNB028284925A
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Chinese (zh)
Other versions
CN1623312A (en
Inventor
N·艾登
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.)
Nokia Inc
2011 Intellectual Property Asset Trust
Original Assignee
Nokia Oyj
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US10/036,478 external-priority patent/US6773644B1/en
Application filed by Nokia Oyj filed Critical Nokia Oyj
Publication of CN1623312A publication Critical patent/CN1623312A/en
Application granted granted Critical
Publication of CN100405798C publication Critical patent/CN100405798C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0279—Improving the user comfort or ergonomics
    • H04M1/0283—Improving the user comfort or ergonomics for providing a decorative aspect, e.g. customization of casings, exchangeable faceplate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14778—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the article consisting of a material with particular properties, e.g. porous, brittle
    • B29C45/14811—Multilayered articles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/0036—Electroluminescent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0087—Wear resistance

Abstract

An illuminated cover, a ptethod of making such a covered and a covered electronic device. An electroluminescent foil overlies a thin, rigid support base, and an insulating foil overlies the electroluminescent foil. A first opening allows insertion of an electrical connector for the electroluminescent foil. A second opening allows insertion of a control key of an electronic device cove,red by the decorative cover. The covered electronic device further includes a printed circuit board having electronic components mounted on it, including the control key. A connector extends into the first opening to connect the electroluminescent foil to circuitry on the printed circuit board so as to provide electrical power to the electroluminescent foil. A second base cooperates with the support base to enclose the electronic device. A graphic can be included between the electroluminescent foil and the insulating foil. The cover is made by a molding method.

Description

Illumination cover
The cross reference of related application
The application is the continuous part in the U.S. Patent Application Serial 09/940624 of application on August 29 calendar year 2001.
Technical field
The present invention relates to a kind of electronic device such as cellular illumination cover of being used for.Particularly, the present invention relates to the decorative lighting lid.The invention still further relates to the electronic device with illumination cover, this illumination cover can be ornamental illumination cover.In addition, the present invention relates to comprise the formation method of the device-cover of decorative lighting lid.
Background technology
Mobile electronic device is used more and more widely as cell phone.Mobile electronic device, particularly cell phone that a lot of people wish to have unique look not only because it is attractive, and make them can discern themselves phone or other device from other people device.
When be in do not wish to have telephone bell local time, people often hold cell phone.In this occasion, cut off telephone bell.Yet if call setting is not had the tinkle of bells simultaneously in phone, the user does not know this calling, unless its arrival of alternate manner identification is arranged.Some cell phone keeps the visual representation of missed call, the expression number of calls, and user's there is no telling of this phone is called out, and finds to have activated next phone up to him or she.This may be the considerable time after calling out.If about the calling of time sensitive information, the interests of user's possible loss information then, so he or she does not notice this calling immediately.Can in device such as cellular lid a large amount of light-emitting diodes be set, throw light on so that respond the tinkle of bells electric current of phone, because for the sufficient lighting figure that light-emitting diode is provided, power demand is infeasible.
Can utilize electroluminescent foils on electronic device such as cell phone, to provide lighting figure.But electroluminescent foils needs high AC voltage, it from about 20 volts in about 240 volts scope, and frequency is to about 300Hz from about 50Hz.Thereby electroluminescent foils must insulate with the people who uses electronic device.Satisfied insulation can be by realizing on the outer surface that the electric insulation paper tinsel is laminated to electroluminescent foils.Combined foils must be bonded on the bearing then, described bearing is configured as the desirable lid that is provided for electronic device.Can form this bearing by in mould, placing combined foils and injected plastic or other suitable material.For example, U.S. Pat 3298558,4330578,4495125,4994224,5989480 and 6117384 discloses and has been used for molded technology with plastic article of decorative pattern, and it is for reference to quote these documents here as proof.
Bearing must have opening, and the operating key of mobile electronic device passes this opening.Like this, opening must run through electric insulation paper tinsel and electroluminescent foils.A lot of electroluminescent foils are frangible and easily split.Therefore, punching may cause irremediable damage in this paper tinsel.Thereby, wish during forming electroluminescent foils, to form opening, for example pass through typography.Perhaps, before electroluminescent foils being laminated on the electric insulation paper tinsel, for example form opening by punching press in electroluminescent foils, therefore electroluminescent foils that much split or other damage can be dropped or repair before it be laminated on the electric insulation paper tinsel, had avoided the waste of electric insulation paper tinsel.
If form opening before stacked electric insulation paper tinsel and the electroluminescent foils in these paper tinsels, then these paper tinsels must accurately be located so that guarantee to pass the opening of these two paper tinsels and be aimed at.This is difficult to realize.
Electroluminescent foils must be connected to power supply.The Japanese patent gazette JP10-134960 that announces on May 22nd, 1998 has introduced a kind of molded electroluminescent device with the flexible lead wire that is used to be connected to power supply.Yet, when by molded when combined foils is bonded to rigid support, be unusual difficulty for this connection provides flexible lead wire.Usually, during molding process, can damage or the damage flexible lead wire, cause sizable waste.
Summary of the invention
For overcoming above-mentioned restriction of the prior art and, the invention provides a kind of device-cover and electronic device with cover, as cell phone for overcoming by reading other restriction that this specification is obviously found out.In addition, the present invention also provides a kind of method that is formed for the device-cover of electronic device.Device-cover according to the present invention has reservation shape and comprises thin, rigid mount, and this bearing is according to above-mentioned reservation shape and configuration.Electroluminescent foils is positioned on the first surface of bearing.The electric insulation paper tinsel is positioned on the electroluminescent foils.If desired, between electric insulation paper tinsel and the electroluminescent foils figure is set again.In addition, if necessary, the thermal insulation paper tinsel can be arranged between bearing and the electroluminescent foils, thus the protection figure make its during illumination cover is made not by the influence of additional heat.Yet,, can save the thermal insulation paper tinsel if do not comprise figure.Equally, if figure can not saved the thermal insulation paper tinsel by heat loss yet.Bearing, thermal insulation, electroluminescent foils and electric insulation paper tinsel have first opening, and by the operating key of first opening insertion device, and this device covers decorated lid.Bearing and thermal insulation paper tinsel have second opening, insert electric connector by second opening, and this electric connector is connected to power supply with electroluminescent foils, so that provide electric energy to electroluminescent foils.Form ridge in first around openings that runs through the first electric insulation paper tinsel.The diameter that runs through the opening of electroluminescent foils makes the electroluminescent foils opening can center on electric insulation paper tinsel ridge, positions electroluminescent foil accurately on the electric insulation paper tinsel.
Electronic device with cover according to the present invention also comprises printed circuit board (PCB), and this circuit board has a plurality of electronic components mounted thereto, and these electronic component electrical interconnections are so that form electronic unit, as cell phone.Electronic component comprises the operating key that is used for electronic unit, and first opening that these operating keys pass in the trim extends.Electronic device with cover also comprises the connector in second opening that extends to trim, so that electroluminescent foils is connected to circuit on the printed circuit board (PCB), thereby provides electrical power to electroluminescent foils.Second cover piece or pedestal are cooperated with bearing, thereby sealing printed circuit board (PCB) and electronic component provide electronic device with cover.
According to a preferred embodiment of the invention, formation method with device-cover of reservation shape comprises: the first surface that is fixed in the electric insulation paper tinsel by the first surface with electroluminescent foils forms preliminary cover member, the electric insulation paper tinsel has reservation shape and has first opening that runs through it, electroluminescent foils has second opening that runs through it, first opening of the corresponding first electric insulation paper tinsel of second opening; Preliminary cover member is placed in the mould of reservation shape, this mould has the projection of corresponding first opening and second opening; With injected plastic in mould and it is contacted with preliminary cover member, thereby form trim, this projection provides the opening that passes plastics and corresponding first and second openings.
This method also can comprise: before forming preliminary cover member, the electric insulation paper tinsel is pre-formed into reservation shape and passes the electric insulation paper tinsel form first opening.In particularly preferred embodiment, described preform is included in first around openings of passing the electric insulation paper tinsel and forms ridge, and electroluminescent foils is fixed on the electric insulation paper tinsel, and wherein the electroluminescent foils opening surrounds the ridge on the electric insulation paper tinsel, thereby electroluminescent foils is arranged on the electric insulation paper tinsel.This method can comprise that also passing electroluminescent foils forms opening.In addition, this method also can be included between electric insulation paper tinsel and the electroluminescent foils figure is provided, and if necessary, with the electric insulation paper tinsel be fixed in electroluminescent foils below.
Description of drawings
These and other scheme of the present invention and advantage can find out obviously from following detailed description and claims that particularly when considered in conjunction with the accompanying drawings, wherein the same parts in the accompanying drawing is represented with identical reference marker.In the accompanying drawings:
Fig. 1 is the plane graph according to the downside of the embodiment that is used for electronic device such as cellular illumination cover of the present invention;
Fig. 2 is the plane graph according to the outside of the embodiment that is used for electronic device such as cellular decorative lighting lid of the present invention;
Fig. 3 is the local figure of amplification of the line 3-3 intercepting in Fig. 1 and the expression embodiment according to illumination cover of the present invention;
Fig. 4 is the local figure of amplification of the line 3-3 intercepting in Fig. 1 and expression second embodiment according to illumination cover of the present invention;
Fig. 5 is the local figure of amplification of the line 5-5 intercepting in Fig. 1 and the expression embodiment according to illumination cover of the present invention;
Fig. 6 is the plane graph according to the preferred embodiment of second cover piece of the present invention;
Fig. 7 is the flow chart according to the embodiment of the manufacture method of illumination cover of the present invention;
Fig. 8 is the part flow chart of expression according to the replacement step among another embodiment of the method for manufacturing illumination cover of the present invention;
Fig. 9 is the part flow chart of expression according to the replacement step among another embodiment of the method for manufacturing illumination cover of the present invention;
Figure 10 is the plane graph according to the downside of another embodiment that is used for electronic device such as cellular illumination cover of the present invention;
Figure 11 is the part flow chart of expression according to the replacement step among the another embodiment of the method for manufacturing illumination cover of the present invention; With
Figure 12 is the part flow chart of expression according to the replacement step among another embodiment of the method for manufacturing illumination cover of the present invention.
Preferred forms of the present invention
Below in the explanation of each embodiment, with reference to forming its a part of accompanying drawing, and schematically show in the accompanying drawing and implement each embodiment of the present invention.Should also be appreciated that also and can use other embodiment, and without departing from the present invention can to the present invention carry out on the structure and function on modification.
Fig. 1 and 2 shows the downside and the outside of illumination cover 10 according to the preferred embodiment of the invention respectively.Lid 10 is expressed as the cell phone lid, and has a large amount of openings that pass it.These openings comprise the opening 14 that is used for Visual Display, the opening 16 that is used for loud speaker and the opening 18 that is used for microphone.As common in the cell phone, provide a large amount of openings 20 to be used for operating key, as numerical key and * and # key.In addition, provide several openings 22 to be used for various other operating keys, as allowing to be undertaken the key and the key that is used in this demonstration, selecting highlighted project of the rolling of Visual Display by opening 14.In Fig. 1, lid 10 is expressed as the ridge 14a-22a that has around each opening 14-22; Yet ridge needn't be formed on each around openings, and general ridge is just enough around at least two openings.In Fig. 2, lid 10 is expressed as has figure 52, but this figure can omit as required.
As shown in Figure 3, illumination cover 10 comprises thin rigid support base 30.Electroluminescent foils 36 is stacked on the first surface 34 of bearing 30, and electric insulation paper tinsel 38 is positioned on the electroluminescent foils 36.Preferably, between electroluminescent foils 36 and electric insulation paper tinsel 38, provide figure.For example, figure can be printed onto on the upper surface of the downside of electric insulation paper tinsel 38 or electroluminescent foils 36.Perhaps, as shown in Figure 4, figure can be arranged on the graphic foil 54 separately, and this graphic foil 54 is between electric insulation paper tinsel 38 and electroluminescent foils 36.If during illumination cover 10 is made, can damage figure, then can between bearing 30 and electroluminescent foils 36, thermal insulation paper tinsel 32 be set, thereby protect not affected by heat of figure by heat.
Shown in Fig. 3 and 4, ridge 20a surrounds opening 20, and passes electroluminescent foils 36 from electric insulation paper tinsel 38 and extend, if withdraw deposit, ridge 20a also passes thermal insulation paper tinsel 32 and graphic foil 54, but does not pass bearing 30.Graphic foil 54 on ridge 20a positions electroluminescent foil 36, thermal insulation paper tinsel 32 and the electric insulation paper tinsel 38.Passing each of other opening 14-22 of electric insulation paper tinsel 38 can be surrounded by the identical ridge of the respective openings of passing electroluminescent foils 36, thermal insulation paper tinsel 32 and graphic foil 54, although each opening need not be surrounded by this ridge.Generally speaking, just enough if at least two openings have a ridge that surrounds them in this embodiment of the present invention so that on electric insulation paper tinsel 38 accurately positions electroluminescent foil 36, thermal insulation paper tinsel 32 and graphic foil 54.
As shown in the figure, thin rigid mount 30 can have the thickness of about 0.7mm order of magnitude, thermal insulation paper tinsel 32 can have the thickness of about 0.1mm order of magnitude, and electroluminescent foils can have the thickness of about 0.3mm order of magnitude, and electric insulation paper tinsel 38 can have the thickness of about 0.15mm order of magnitude.Ridge 14a-22a preferably extends and has the width or the thickness of about 0.15 order of magnitude in the inner surface of distance electric insulation paper tinsel 38 is the position of about 0.4mm order of magnitude; Yet if comprise graphic foil 54 separately, ridge must extend so that be enough to hold it.Preferably, the thickness in the illumination cover of finishing 10 has from about 1mm to about 2mm scope.Bearing 30 can be any suitable material, as third rare fine-butadiene-styrene (ABS) terpolymer, Merlon (PC), ABS-PC blend or polymethyl methacrylate.Electric insulation paper tinsel 38 and thermal insulation paper tinsel 32 can be any suitable flexibility, the appropriate insulation material, as Merlon.Electroluminescent foils 38 for example can be the electroluminescent membrane that obtains from Seiko Precision company.The light that is provided by electroluminescent foils 36 can be white light or coloured light is arranged, and as preferably, can strengthen figure or not have to strengthen attraction under the situation of figure.
Open 20 rigid mount 30, thermal insulation paper tinsel 32, electroluminescent foils 36 and electric insulation paper tinsel 38 and graphic foil 54 (if providing) are provided, so that allow the operating key of other device of phone or the covering of illuminated lid to pass through.In addition, opening 40 passes rigid mount 30 and thermal insulation paper tinsel 32, exposes the part surface of electroluminescent foils 36.
Fig. 5 shows the illumination cover 10 that covers printed circuit board (PCB) 42, and wherein electronic component 44 is installed on the printed circuit board (PCB) 42, and operating key 46 passes an opening 20.Fig. 5 shows two replacement forms of connector, and this connector is connected to circuit on the printed circuit board (PCB) 42 with electroluminescent foils 36.Elastic biasing connects pin 48 and passes opening 40a as the pogo pin, and electroluminescent foils 36 is connected to circuit on the printed circuit board (PCB) 42.The connection of selection type can provide by connecting pin 50, the circuit contacts on its bottom and the printed circuit board (PCB) 42, and its top is connected to electroluminescent foils 36 by electroconductive binder 52.Certainly, also can adopt other suitable interface unit.Printed circuit board (PCB) 42, element 44, operating key 46 and connector 48,50 constitute electronic device with additional like.Lid 10 is cooperated with second lid or pedestal pedestal 58 as shown in Figure 6, the sealing electronic device, thus electronic device with cover is provided.
Fig. 7 is the flow chart of expression according to first embodiment of the manufacture method of the illumination cover of Fig. 1 and 2 of the present invention.In first step S1, for example on electric insulation paper tinsel 38, provide figure by printing technology.In step S2, preform has the electric insulation paper tinsel of figure thereon, comprises paper tinsel is cut into desirable structure, forms the opening of corresponding opening 14-22, forms ridge 14a-22a as required and paper tinsel is configured as reservation shape.In step S3, electroluminescent foils 36 is cut into desirable structure, and form the opening of corresponding opening 14-22.Then, in step S4, electroluminescent foils 36 is fixed thereon on the electric insulation paper tinsel 38 with figure.
Fig. 8 is this part the flow chart of alternative embodiment of the method for Fig. 7.In step S1A, for example utilize printing technology on electroluminescent foils 36, to provide figure.In step S2A, preform electric insulation paper tinsel 38 comprises paper tinsel is cut into desirable structure, forms the opening of corresponding opening 14-22, forms ridge 14a-22a as required and paper tinsel is configured as reservation shape.In step S3A, the electroluminescent foils 36 that has figure on it is cut into desirable structure, and form the opening of corresponding opening 14-22.Then, in step S4A, the electroluminescent foils 36 that has figure on it is fixed on the electric insulation paper tinsel 38.
Equally, Fig. 9 is this part the flow chart of another alternative embodiment of the method for Fig. 7, and wherein figure is arranged on the graphic foil 54.In step S1B, preform electric insulation paper tinsel 38 comprises paper tinsel is cut into desirable structure, forms the opening of corresponding opening 14-22, forms ridge 14a-22a as required and paper tinsel is configured as reservation shape.In step S2B, electroluminescent foils 36 is cut into desirable structure, and form the opening of corresponding opening 14-22.In step S 3B, electroluminescent foils 36 is fixed on the electric insulation paper tinsel 38.In step S4B, graphic foil 54 is cut into desirable structure, and form the opening of corresponding 12-22 therein.Then, in step S4B, graphic foil 54 is fixed in electroluminescent foils 36.
Get back to Fig. 7, in step S5, thermal insulation paper tinsel 32 is cut into desirable structure, and form and opening 14-22 corresponding opening therein.With opening in the corresponding electroluminescent foils 36 of opening 14-22, graphic foil 54 (if present) and the thermal insulation paper tinsel 32 external diameter less times greater than ridge 14a-22a, for example than it larger about 0.2mm.If opening 14-22 and ridge 14a-22a are non-circular, for example oval, the respective openings in then certain paper tinsel 32,36 and 54 is identical shaped.In step S6, thermal insulation paper tinsel 32 is fixed on the electroluminescent foils 36.In step S7, preliminary cover member is placed in the lobed mould, these protruding corresponding opening 14-22 and 40 are so that provide corresponding opening in rigid support base 30.In step S8, plastics are injected mould, thereby form thin rigid mount 30.In step S9,, and in step S10, take out moulded closure from mould with the lid cooling that is molded.
Thermal insulation paper tinsel 32 protection decorative patterns make it not be subjected to overheated influence during molding process.Thereby, if illumination cover does not comprise decorative pattern, then can omit thermal insulation paper tinsel 32.Equally, if figure can not omitted thermal insulation paper tinsel 32 by heat loss yet.Under any circumstance, can from the flow chart of Fig. 7, save step S5 and S6.Equally,, then can from the flow chart of Fig. 7, save step S1, S5 and S6, from the flow chart of Fig. 8, save step S1A simultaneously, from the flow chart of Fig. 9, save step S4B and S4B ' if figure is not provided.
Electroluminescent foils 36 can be a single serialgram, so the single of the light of a kind of color of illumination cover shows.As selection, electroluminescent foils 36 can the section of being provided with 56a, 56b, 56c, 56d, 56e and 56f, as shown in Figure 2.Every section its connection pin 48 of needs or 50 and its opening 40.Except monochrome, several sections also can be provided with shades of colour.Equally, except illuminating simultaneously, can also illuminate several sections successively.These sections can be set to suitable shape and color, and have suitable illumination successively, so that provide active when being energized.Figure 52 shown in Fig. 2 is just illustrated the figure of type, and it can be arranged between electric insulation paper tinsel 38 and the electroluminescent foils 36.
If electroluminescent foils 36, thermal insulation paper tinsel 32 and graphic foil 54 can be positioned electric insulation paper tinsel 38 at an easy rate, then can save ridge 14a-22a.Figure 10 shows the downside of this device-cover.And, if in paper tinsel 36,32, forming opening under the situation of the obvious risk of not damaging paper tinsel, then can after being fixed in electric insulation paper tinsel 38, these paper tinsels form opening.Figure 11 is the part flow chart of this method.In step S11, preform electric insulation paper tinsel 38 is cut to desirable structure and it is configured as desirable shape.In step S12, electroluminescent foils 36 is fixed in the electric insulation paper tinsel.Can between electric insulation paper tinsel 38 and electroluminescent foils 36, provide figure, as the embodiment of Fig. 7-9.If like this, in step S13, in thermal insulation paper tinsel 32, form opening 40, and in step S14, paper tinsel is fixed.Then, in step S15, in paper tinsel 32,36,54 and 38, form opening 14-22.Certainly ridge 14a-22a has not just needed.From step S7, all the other steps of this method as shown in Figure 7.If electroluminescent foils is easy to be formed the step S15 damage of opening, then can in the step of separating, in this paper tinsel, form opening.Figure 12 is the part flow chart of this method, and the place that it is different from the method for Figure 11 is to form the additional step S12A of opening 14-22 in electroluminescent foils 36.Step S13 can be included in and form opening 14-22 and opening 40 (if necessary) in the thermal insulation paper tinsel 32.The opening that forms in electroluminescent foils in step S12A is preferably less times greater than the opening that forms in electric insulation paper tinsel and graphic foil (if providing) in step S14, so that avoid in step S15 damage during electroluminescent foils.Figure 11 and 12 method may not have Fig. 7-9 effective like that, but they still can produce according to device-cover of the present invention.
Therefore the invention provides the favorable method that forms device-cover and favourable device-cover and favourable covered devices.Although the present invention has been introduced with reference to preferred embodiment in the front, can make amendment, select and substitute the present invention, and the result should be within the scope of the invention.

Claims (47)

1. a formation has the method for the device-cover of reservation shape, and described method comprises:
Be attached to the first surface of electric insulation paper tinsel by first surface with electroluminescent foils, form preliminary cover member, described electric insulation paper tinsel has reservation shape and has at least one and passes its first opening, described electroluminescent foils have at least one and described at least one pass the corresponding opening that passes it of first opening of electric insulation paper tinsel;
Preliminary cover member is placed in the mould of reservation shape, described mould has at least one first projection and at least one second projection, at least one first opening in the corresponding described electric insulation paper tinsel of described at least one first projection; With
Be injected into plastics in the mould and it is contacted with preliminary cover member, thereby formation device-cover, described at least one first projection provide at least one pass plastics and with described at least one pass first opening and described at least one corresponding opening corresponding opening in described electroluminescent foils of described electric insulation paper tinsel, and described at least one second projection provides at least one to pass second opening of plastics, thereby when opening mould, described at least one first opening extends through described device-cover, and described at least one second opening extends to the surface of described electroluminescent foils.
2. method according to claim 1 also comprises: before forming preliminary cover member, the electric insulation paper tinsel is pre-formed into reservation shape and form described at least one pass first opening of electric insulation paper tinsel.
3. method according to claim 2, wherein preform comprise formation around described at least one pass the ridge of first opening of electric insulation paper tinsel, and described at least one split ring that passes electroluminescent foils is around described ridge, thereby electroluminescent foils is positioned on the electric insulation paper tinsel.
4. method according to claim 1 also comprises: before forming preliminary cover member, form described at least one pass the opening of electroluminescent foils.
5. method according to claim 1 wherein forms preliminary cover member and comprises the first surface that the first surface of electroluminescent foils is attached to the electric insulation paper tinsel that has figure on it.
6. method according to claim 4 wherein forms preliminary cover member and comprises the second surface that the thermal insulation paper tinsel is attached to electroluminescent foils, the thermal insulation paper tinsel have pass it and with described at least one first opening and described at least one second opening corresponding opening.
7. method according to claim 1 also comprises: before forming preliminary cover member, provide figure on the first surface of electric insulation paper tinsel.
8. method according to claim 7, wherein form preliminary cover member and comprise the second surface that the thermal insulation paper tinsel is attached to electroluminescent foils, described thermal insulation paper tinsel has the opening that passes its also corresponding described at least one first opening and described at least one second opening.
9. method according to claim 1 also comprises: before forming preliminary cover member, provide figure on electroluminescent foils.
10. method according to claim 9, wherein form preliminary cover member and comprise the second surface that the thermal insulation paper tinsel is attached to electroluminescent foils, described thermal insulation paper tinsel has the opening that passes its also corresponding described at least one first opening and described at least one second opening.
11. method according to claim 1 wherein forms preliminary cover member and is included in additional paper tinsel is set between electric insulation paper tinsel and the electroluminescent foils, described additional paper tinsel has figure in its surface.
12. method according to claim 11, wherein form preliminary cover member and comprise the second surface that the thermal insulation paper tinsel is attached to electroluminescent foils, described thermal insulation paper tinsel have pass it and with described at least one first opening and described at least one second opening corresponding opening.
13. method according to claim 1 also comprises:
Allow plastic cool; With
Take out device-cover from mould.
14. a formation has the method for the device-cover of reservation shape, described method comprises:
Be attached to the first surface of electric insulation paper tinsel by the first surface with electroluminescent foils, form preliminary cover member, described electric insulation paper tinsel has reservation shape, and described electroluminescent foils has at least one and passes its first opening;
Correspondence described at least one pass on the position of first opening of electroluminescent foils, form first opening that at least one passes the electric insulation paper tinsel;
Preliminary cover member is placed in the mould of reservation shape, described mould has at least one first projection and at least one second projection, at least one first opening in the corresponding described electric insulation paper tinsel of described at least one first projection; With
Be injected into plastics in the mould and it is contacted with preliminary cover member, thereby formation device-cover, described at least one first projection provide at least one pass plastics and with described at least one pass the first opening corresponding opening of described electroluminescent foils and electric insulation paper tinsel, and described at least one second projection provides at least one to pass second opening of plastics, thereby when opening mould, described at least one first opening extends through described device-cover, and described at least one second opening extends to the surface of described electroluminescent foils.
15. the method according to claim 14 also comprises: before forming preliminary cover member, the electric insulation paper tinsel is pre-formed into reservation shape.
16. according to the method for claim 14, also be included in and form before the preliminary cover member, form described at least one pass first opening of electroluminescent foils.
17., wherein form preliminary cover member and comprise the first surface that the first surface of electroluminescent foils is attached to the electric insulation paper tinsel that has figure on it according to the method for claim 14.
18. method according to claim 17, wherein form preliminary cover member and comprise the second surface that the thermal insulation paper tinsel is attached to electroluminescent foils, described thermal insulation paper tinsel have pass it and with described at least one first opening and described at least one second opening corresponding opening.
19. according to the method for claim 14, also be included in before the formation preliminary cover member, on the first surface of electric insulation paper tinsel, provide figure.
20. method according to claim 19, wherein form preliminary cover member and comprise the second surface that the thermal insulation paper tinsel is attached to electroluminescent foils, described thermal insulation paper tinsel have pass it and with described at least one first opening and described at least one second opening corresponding opening.
21. according to the method for claim 14, also be included in before the formation preliminary cover member, figure be provided on electroluminescent foils.
22. method according to claim 21, wherein form preliminary cover member and comprise the second surface that the thermal insulation paper tinsel is attached to electroluminescent foils, described thermal insulation paper tinsel have pass it and with described at least one first opening and described at least one second opening corresponding opening.
23. according to the method for claim 14, wherein form preliminary cover member and be included in additional paper tinsel is set between electric insulation paper tinsel and the electroluminescent foils, described additional paper tinsel has figure in its surface.
24. method according to claim 23, wherein form preliminary cover member and comprise the second surface that the thermal insulation paper tinsel is attached to electroluminescent foils, described thermal insulation paper tinsel have pass it and with described at least one first opening and described at least one second opening corresponding opening.
25. the method according to claim 14 also comprises:
Allow plastic cool; With
Take out device-cover from mould.
26. the device-cover with reservation shape, described device-cover comprises:
The thin rigid mount that is shaped according to described reservation shape;
Be superimposed upon the electroluminescent foils on the described bearing; With
Be superimposed upon the electric insulation paper tinsel on the described electroluminescent foils; Wherein
Described bearing, described electroluminescent foils and described electric insulation paper tinsel have first opening that passes them, are used to insert the operating key of the device that is covered by described device-cover;
Described electric insulation paper tinsel has the ridge around first opening in the electric insulation paper tinsel; And
First opening in the described electroluminescent foils is greater than first opening in the described electric insulation paper tinsel, thereby described ridge extends through first opening in the described electroluminescent foils, so that described electroluminescent foils is positioned on the described electric insulation paper tinsel.
27., have figure on the wherein said electric insulation paper tinsel according to the device-cover of claim 26.
28. according to the device-cover of claim 27, also be included in the thermal insulation paper tinsel between described bearing and the described electroluminescent foils, described thermal insulation paper tinsel have pass it and with the first and second opening corresponding opening.
29., have figure on the wherein said electroluminescent foils according to the device-cover of claim 26.
30. according to the device-cover of claim 29, also be included in the thermal insulation paper tinsel between described bearing and the described electroluminescent foils, described thermal insulation paper tinsel have pass it and with the first and second opening corresponding opening.
31. according to the device-cover of claim 26, also be included in the additional paper tinsel between described electric insulation paper tinsel and the described electroluminescent foils, described additional paper tinsel has figure thereon and has and passes it and be positioned at hole around the electric insulation paper tinsel ridge, so that locate described additional paper tinsel.
32. according to the device-cover of claim 31, also be included in the thermal insulation paper tinsel between described bearing and the described electroluminescent foils, described thermal insulation paper tinsel have pass it and with the first and second opening corresponding opening.
33. according to the device-cover of claim 26, wherein when electric energy being provided for described electroluminescent foils, it provides white light.
34. according to the device-cover of claim 26, wherein when electric energy being provided for described electroluminescent foils, it provides coloured light.
35. according to the device-cover of claim 26, wherein said electroluminescent foils comprises a plurality of electroluminescent foils sections.
36. according to the device-cover of claim 35, wherein when electric energy being provided for described paper tinsel section, it provides versicolor light.
37. an electronic device with cover, described electronic device with cover comprises:
Thin rigid mount;
Be superimposed on the electroluminescent foils on the described bearing; With
Be superimposed on the electric insulation paper tinsel on the described electroluminescent foils, wherein said bearing, described electroluminescent foils and described electric insulation paper tinsel have first opening that passes them, and described bearing has second opening that passes it;
Printed circuit board (PCB);
Be installed on the described printed circuit board (PCB) and electrical interconnection to form a plurality of electronic components of electronic device, described electronic component comprises the operating key that is used for described electronic device, described operating key extends through first opening;
Extend through the connector of second opening, described electroluminescent foils is connected on the circuit on the described printed circuit board (PCB), allowing provides electric energy from power supply to described electroluminescent foils, and wherein said power supply also is connected to described printed circuit board (PCB); With
Second pedestal, thus it is cooperated with described bearing described electronic device is enclosed in the lid, wherein:
Described electric insulation paper tinsel has the ridge around electric insulation paper tinsel first opening; With
Described electroluminescent foils first split ring is around described ridge, thereby described electroluminescent foils is positioned on the described electric insulation paper tinsel.
38., have figure on the wherein said electric insulation paper tinsel according to the electronic device with cover of claim 37.
39. electronic device with cover according to claim 38, also be included in the thermal insulation paper tinsel between described bearing and the described electroluminescent foils, described thermal insulation paper tinsel have pass it and with the first and second opening corresponding opening, described thermal insulation paper tinsel first opening be positioned at described ridge around, thereby locate described thermal insulation paper tinsel.
40. the electronic device with cover according to claim 37 has figure on the wherein said electroluminescent foils.
41. electronic device with cover according to claim 40, also be included in the thermal insulation paper tinsel between described bearing and the described electroluminescent foils, described thermal insulation paper tinsel have pass it and with the first and second opening corresponding opening, described thermal insulation paper tinsel first opening be positioned at described ridge around, thereby locate described thermal insulation paper tinsel.
42. electronic device with cover according to claim 37, also be included in the additional paper tinsel between described electric insulation paper tinsel and the described electroluminescent foils, described additional paper tinsel has figure thereon and has and passes it and be positioned at hole around the electric insulation paper tinsel ridge, so that locate described additional paper tinsel.
43. electronic device with cover according to claim 42, also be included in the thermal insulation paper tinsel between described bearing and the described electroluminescent foils, described thermal insulation paper tinsel have pass it and with the first and second opening corresponding opening, described thermal insulation paper tinsel first opening be positioned at described ridge around, thereby locate described thermal insulation paper tinsel.
44. according to the electronic device with cover of claim 38, wherein when electric energy being provided for described electroluminescent foils, it provides white light.
45. according to the electronic device with cover of claim 38, wherein when electric energy being provided for described electroluminescent foils, it provides coloured light.
46. according to the electronic device with cover of claim 38, wherein said electroluminescent foils comprises a plurality of electroluminescent foils sections.
47. according to the electronic device with cover of claim 46, wherein when electric energy being provided for described paper tinsel section, it provides shades of colour light.
CNB028284925A 2002-01-07 2002-12-27 Illuminated covers Expired - Fee Related CN100405798C (en)

Applications Claiming Priority (2)

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US10/036,478 2002-01-07
US10/036,478 US6773644B1 (en) 2001-08-29 2002-01-07 Method of making illuminated covers

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CN1623312A CN1623312A (en) 2005-06-01
CN100405798C true CN100405798C (en) 2008-07-23

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AU2002353412A8 (en) 2003-07-24
CN1623312A (en) 2005-06-01
EP1466461A4 (en) 2008-05-14
WO2003057459A2 (en) 2003-07-17
WO2003057459A3 (en) 2004-02-05
EP1466461A2 (en) 2004-10-13
AU2002353412A1 (en) 2003-07-24

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