CN1949424A - Contact adhesive sheet and input apparatus - Google Patents
Contact adhesive sheet and input apparatus Download PDFInfo
- Publication number
- CN1949424A CN1949424A CNA2006101399692A CN200610139969A CN1949424A CN 1949424 A CN1949424 A CN 1949424A CN A2006101399692 A CNA2006101399692 A CN A2006101399692A CN 200610139969 A CN200610139969 A CN 200610139969A CN 1949424 A CN1949424 A CN 1949424A
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- CN
- China
- Prior art keywords
- thin slice
- mentioned
- contact
- band
- band contact
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/704—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by the layers, e.g. by their material or structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/04—Cases; Covers
- H01H13/06—Dustproof, splashproof, drip-proof, waterproof or flameproof casings
- H01H13/063—Casings hermetically closed by a diaphragm through which passes an actuating member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/48—Snap-action arrangements depending upon deformation of elastic members using buckling of disc springs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/036—Light emitting elements
- H01H2219/037—Light emitting elements using organic materials, e.g. organic LED
Landscapes
- Push-Button Switches (AREA)
Abstract
This invention provides a sheet with a contact point capable of ensuring a good mounting property and improving a dust-proof property is provide. An insulation sheet (2) having a contact point storing part (2c) storing a movable contact point (5) and an air groove (2d) conducting to the contact point storing part (2c) is laminated and integrated with a sheet electron device component retaining a movable contact point (5) such as an EL sheet (1), and also, a projecting part (2a) projecting to an outer side than a roundabout part (1c) of the EL sheet (1) is provided on the insulation sheet (2) in a predetermined part close to the contact point storing part (2c) and the air groove (2d) of the insulation sheet (2) and the roundabout part (1c) forming an end part of the EL sheet (1), wall parts (2e, 2f) of the contact point storing part (2c) and the air groove (2d) near the roundabout part (1c) of the EL sheet (1) are made to be thicker.
Description
Technical field
The present invention relates to a kind of band contact thin slice (sheet) and have the input unit of this band contact thin slice, described band contact thin slice is by first thin slice that keeps travelling contact and second thin slice with the contact resettlement section of accommodating travelling contact are carried out stacked formation.
Background technology
This conventional art has been shown in patent documentation 1.The structure that the band contact thin slice of the conventional art forms is to possess: first thin slice of insulation film system, and it is coated with bonding agent at lower surface; The travelling contact of metal arch (dome) shape, it is held on this first thin slice; With second thin slice, the lower surface that it is adhered to first thin slice, have a plurality of reception holes of accommodating above-mentioned travelling contact, be the contact resettlement section.In addition, also possess the binding groove that is linked to the contact resettlement section, the air groove that promptly air in second thin slice is moved in its structure.
In addition, have diaphragm switch in the conventional art of above-mentioned band contact thin slice, be input unit, possess the circuit substrate that has fixed contact, laminated configuration band contact thin slice on this circuit substrate, make its travelling contact relative, thereby form incorporate structure with the fixed contact of circuit substrate.
In addition, the band contact thin slice in the above-mentioned conventional art though clearly record and narrate in patent documentation 1, in fact forms: not the outer shape that contacts in the miscellaneous part of circuit substrate with actual installation, promptly walk around the outer shape of miscellaneous part.
Patent documentation 1: TOHKEMY 2001-14973 communique
In above-mentioned conventional art, because band contact thin slice forms the outer shape of walking around miscellaneous part, band contact thin slice and miscellaneous part closely are configured, can guarantee good actual installation.
But, with the part of the close band contact thin slice of miscellaneous part in, this band contact thin slice forms the shape of walking around miscellaneous part, therefore diminish with the interval between the contact resettlement section of the second included thin slice of the end of contact thin slice and this band contact thin slice, form the easy attenuation of wall portion of this contact resettlement section.Therefore, the possibility that exists dust to invade to the contact resettlement section from the outside.
Summary of the invention
The present invention proposes from the actual state of above-mentioned conventional art, and its purpose is to provide a kind of can guarantee good actual installation, and can improve band contact thin slice, and the input unit of dust-fast dust.
In order to reach this purpose, band contact thin slice of the present invention, be to keep on first thin slice of travelling contact, stackedly having second thin slice of the contact resettlement section of accommodating above-mentioned travelling contact and form the band contact thin slice of one, it is characterized in that, at the above-mentioned contact resettlement section of above-mentioned second thin slice and the approaching regulation position, end of above-mentioned first thin slice, be provided with from the outstanding laterally protuberance in the end of above-mentioned first thin slice at above-mentioned second thin slice.
The band contact thin slice of the present invention that constitutes like this, by first thin slice being formed the shape of walking around miscellaneous part, thereby, can guarantee good actual installation thus near configuration first thin slice and miscellaneous part when switch (switch) substrate or basket etc. carry out actual installation.In addition, in the circuitous shape part of first thin slice, promptly in approaching regulation position, the end of the contact resettlement section of second thin slice and first thin slice, because second thin slice has from the outstanding laterally protuberance in the end of first thin slice, therefore can make the wall portion thickening of the contact resettlement section of second thin slice by this protuberance.Can prevent that thus dust from invading from the outside to the contact resettlement section, can guarantee good dust-fast dust.
In addition, band contact thin slice of the present invention is characterised in that, in foregoing invention, be communicated with the air groove that also air in above-mentioned second thin slice is moved with above-mentioned contact resettlement section in the above-mentioned second thin slice setting, and, be provided with from the outstanding laterally protuberance in the end of above-mentioned first thin slice at above-mentioned second thin slice at approaching regulation position, the end of this air groove and above-mentioned first thin slice.
The band contact thin slice of the present invention that constitutes like this, because the air groove be communicated with the contact resettlement section of this second thin slice is set on second thin slice, thus when the operate mobile contact, can make the air inflow and outflow of contact resettlement section of second thin slice in air groove.In addition, in the circuitous shape part of first thin slice, promptly in approaching regulation position, the end of the air groove of second thin slice and first thin slice, because second thin slice has from the outstanding laterally protuberance in the end of first thin slice, therefore can make the thin wall portion thickening of air of second thin slice by this protuberance.Can prevent that thus dust from invading to air groove from the outside, can guarantee good dust-fast dust.
In addition, band contact thin slice of the present invention is characterised in that, in foregoing invention, the above-mentioned protuberance of above-mentioned second thin slice be provided with can the installation provision parts hole portion.
The band contact thin slice of the present invention that constitutes like this, when switch substrate or cylindrical shell etc. is carried out actual installation, mode with the protuberance that clips this second thin slice is mounted other parts via the hole portion of the protuberance that is arranged at second thin slice, in addition, can make the miscellaneous part and first thin slice close mutually.
Band contact thin slice of the present invention is characterised in that in foregoing invention, above-mentioned first thin slice is made of laminar electronic component parts, and above-mentioned second thin slice is made of the insulating properties thin slice.
So the band contact thin slice of the present invention that constitutes can make this band contact thin slice comprise for example laminar electronic component parts of EL (Electronic Luminescence) thin slice and so on, can improve the function of this band contact thin slice.
In addition, band contact thin slice of the present invention is characterised in that, in foregoing invention, on the face of the opposite side of the face with stacked above-mentioned first thin slice of above-mentioned second thin slice, adhesive portion is set, in the bonding peeling sheet of mode of this adhesive portion peeling off from above-mentioned second thin slice.
The band contact thin slice of the present invention that constitutes like this, when switch substrate or basket etc. is carried out actual installation, by peeling peeling sheet, expose the adhesive portion of second thin slice, can will be with the contact thin slice to be installed on switch substrate or basket etc. simply via this adhesive portion.
In addition, to achieve these goals, input unit of the present invention, it is characterized in that, stacked above-mentioned any band contact thin slice on switch substrate, by making above-mentioned travelling contact, relative, and make these switch substrate and band contact thin slice form one with the fixed contact that is arranged at above-mentioned switch substrate.
The input unit of the present invention that constitutes like this, by forming the shape of walking around miscellaneous part with the first included thin slice of contact thin slice, thereby on switch substrate, can guarantee good actual installation thus near first thin slice of configuration band contact thin slice and other parts.In addition, in the circuitous shape part of first thin slice, promptly in approaching regulation position, the end of the contact resettlement section of being with the contact thin slice and first thin slice, because second thin slice has from the outstanding laterally protuberance in the end of first thin slice, therefore can make the wall portion thickening of the contact resettlement section of second thin slice by this protuberance, thus, can prevent that dust from invading from the outside to the contact resettlement section, can guarantee good dust-fast dust.
Band contact thin slice of the present invention and input unit, can guarantee good actual installation, and second thin slice of band contact thin slice is provided with from the outstanding laterally protuberance in the end of first thin slice, therefore can make the wall portion thickening of the contact resettlement section of second thin slice of accommodating the travelling contact that is kept by first thin slice, can prevent that thus dust from invading from the outside to the contact resettlement section, can improve dust-fast dust.Can guarantee than high in the past reliability thus.
Description of drawings
Fig. 1 is the vertical view of an execution mode of expression band contact thin slice of the present invention;
Fig. 2 is the A-A profile of Fig. 1;
To be expression carry out stacked and make the figure of its integrated state afterwards the EL thin slice of an execution mode constituting band contact thin slice of the present invention and insulating properties thin slice Fig. 3, and (a) figure is a vertical view, and (b) figure is a back view;
Fig. 4 is the vertical view of the EL thin slice of an expression execution mode constituting band contact thin slice of the present invention;
Fig. 5 is the vertical view of the insulating properties thin slice of an expression execution mode constituting band contact thin slice of the present invention;
Fig. 6 is the major part profile of an execution mode of expression input unit of the present invention.
Among the figure:
1-EL thin slice (laminar electronic component parts) (first thin slice); 1a-irradiation portion; The 1b-input part; The 1c-portion of making a circulation; 2-insulating properties thin slice (second thin slice); The 2a-protuberance; 2b-hole portion; 2c-contact resettlement section; The 2d-air groove; 2e-wall portion; 2f-wall portion; The 3-peeling sheet; 4-protects thin slice; The 5-travelling contact; The 10-switch substrate; 10a-central authorities fixed contact; 10b-periphery fixed contact; 11-band contact thin slice; The 12-screw; The 13-parts; The 14-box; The 15-operating portion; The 15a-press section.
Embodiment
Below, be used to implement band contact thin slice of the present invention, and the best mode of input unit with reference to description of drawings.
(structure of an execution mode of band contact thin slice)
Fig. 1～5th illustrates the figure of an execution mode of band contact thin slice of the present invention, and Fig. 1 is a vertical view, and Fig. 2 is the profile of the A-A of Fig. 1.To be expression carry out stacked and make the figure of its integrated state afterwards the EL thin slice of an execution mode constituting band contact thin slice of the present invention and insulating properties thin slice Fig. 3, and (a) figure is a vertical view, and (b) figure is a back view.Fig. 4 is the vertical view of the EL thin slice of an expression execution mode constituting band contact thin slice of the present invention, and Fig. 5 is the vertical view of the insulating properties thin slice of an expression execution mode constituting band contact thin slice of the present invention.
As shown in Figure 1, 2, the band contact thin slice of present embodiment possesses: keep first thin slice that is made of laminar electronic component parts of travelling contact 5, the EL thin slice 1 that for example is made of EL (electroluminescent) element; With bonding by the bonding agent that below this EL thin slice 1, is provided with, as to have the contact resettlement section 2c that accommodates travelling contact 5 second thin slice, be insulating properties thin slice 2.
On EL thin slice 1, as shown in Figure 3, form the irradiation 1a of portion in corresponding with a plurality of travelling contact 5 respectively position, be formed with input part 1b in a side end.In addition, in the opposing party's end as described later, be provided with and form the circuitous 1c of portion that avoids with the shape that contacts of the parts of stipulating.Be held in the travelling contact 5 of the adhesive side of this EL thin slice 1, form metal rubber-like arcuation.
Be laminated in the insulating properties thin slice 2 of EL thin slice 1, shown in Fig. 3,5, except the contact resettlement section 2c that accommodates above-mentioned a plurality of travelling contacts 5 respectively, also have with these contact resettlement sections 2c and be communicated with and can make the air groove 2d that the air in heat insulating lamella 2 moves.
In addition, especially on this insulating properties thin slice 2, in approaching regulation position, the end of contact resettlement section 2c and air groove 2d and EL thin slice 1, promptly in the part of the circuitous 1c of portion that is formed with EL thin slice 1, be provided with from the outstanding laterally protuberance 2a in the end of EL thin slice 1.In addition, be formed with the 2b of hole portion of the parts that regulation described later can be installed at this protuberance 2a.
In addition, as shown in Figure 2, the band contact thin slice of present embodiment, at the face of the opposite side of the face with stacked EL thin slice 1 of insulating properties thin slice 2, promptly be provided with adhesive portion below, in this adhesive portion with the peeling sheet 3 that can bond from the mode that insulating properties thin slice 2 is peeled off.
Above-mentioned insulating properties thin slice 2 and peeling sheet 3, for example insulating properties thin slice 2 is being adhered under the state of peeling sheet 3, be incorporated in the blanking die of regulation, insulating properties thin slice 2 and peeling sheet 3 form contact resettlement section 2c and air groove 2d as through hole thus together by this blanking die stamping-out.
The band contact thin slice of the present embodiment of Gou Chenging as described above when conveyance etc., as shown in Figure 2, makes peeling sheet 3 be adhered to insulating properties thin slice 2 and then is making protection thin slice 4 be adhered to processing such as carrying out conveyance under the state of peeling sheet 3.In addition; when the actual installation of carrying out to switch substrate or basket etc.; by peeling protection thin slice 4; and then peel peeling sheet 3; thereby the adhesive portion of exposing insulating properties thin slice 2 will comprise that via this adhesive portion this band contact thin slice of EL thin slice 1 and insulating properties thin slice 2 is installed on switch substrate or basket etc.The band contact thin slice of the present embodiment of Gou Chenging thus is put into as following in the input unit and uses.
Fig. 6 is the major part profile of an execution mode of expression input unit of the present invention.
(structure of an execution mode of input unit)
As shown in Figure 6, the input unit of present embodiment possesses: switch substrate 10, and it is formed with a plurality of fixed contacts, and these fixed contacts are constituted by central fixed contact 10a and peripheral fixed contact 10b's; With band contact thin slice 11, it comprises the EL thin slice 1 and the insulating properties thin slice 2 of the travelling contact 5 that keeps above-mentioned.In addition, each travelling contact 5 by making insulating properties thin slice 2, relative with each fixed contact that comprises the central fixed contact 10a that is arranged on the switch substrate 10 and peripheral fixed contact 10b, and make these switch substrate 10 and band contact thin slice 11 form one.Travelling contact 5 all the time with peripheral fixed contact 10b conducting, with optionally conducting of central fixed contact 10a.
In addition, utilize the screw 12 of the 2b of patchhole portion, the for example metal installing rack of parts 13 of regulation is mounted in the mode of clamping protuberance 2a, and be configured in EL thin slice 1 the circuitous 1c of portion near, wherein, the described hole 2b of portion is formed at from the protuberance 2a of the outstanding insulating properties thin slice 2 in the end of EL thin slice 1.
The top of band contact thin slice 11 is covered by box 14, on box 14 a plurality of operating portions 15 can be installed up or down.Operating portion 15 is configured to, and forms the press section 15a of the below part of this operating portion 15, can be to pushing, promptly can push travelling contact 5 via the 1a of irradiation portion with the part of the 1a of irradiation portion of the EL thin slice 1 of travelling contact 5 corresponding settings.
In the input unit of the present embodiment that so constitutes, under state as shown in Figure 6, because the travelling contact 5 of band contact thin slice 11 leaves the central fixed contact 10a of switch substrate 10, therefore interdicted between central fixed contact 10a and the peripheral fixed contact 10b, thereby switch is disconnected.If from this state press operating part 15 downwards, then the press section 15a of operating portion 15 pushes travelling contact 5 via EL thin slice 1, this travelling contact 5 be accompanied by tactile feedback (tactile feedback) and reverse and with central fixed contact 10a conducting.Thus, central fixed contact 10a and peripheral fixed contact 10b conducting, and switch conduction via travelling contact 5.
(effect of an execution mode of band contact thin slice)
According to as an execution mode of the band contact thin slice of above-mentioned Fig. 1～constitute as shown in Figure 5, by EL thin slice 1 being formed the shape of walking around miscellaneous part, promptly forming shape with circuitous 1c of portion, thereby as shown in Figure 6, when switch substrate 10 is carried out actual installation or when the basket etc. to other carries out actual installation, can can guarantee good actual installation thus near configuration EL thin slice 1 and other parts.In addition, in the circuitous shape part of EL thin slice 1, promptly in approaching regulation position, the end of the contact resettlement section 2c of insulating properties thin slice 2 and air groove 2d and EL thin slice 1, insulating properties thin slice 2 has from the outstanding laterally protuberance 2a in the end of EL thin slice 1, therefore by this protuberance 2a, as shown in Figure 3, can make the 2e of wall portion, and the 2f of the wall portion thickening of air groove 2d of the contact resettlement section 2c of insulating properties thin slice 2.Thus, can prevent that dust from invading from the outside to contact resettlement section 2c and air groove 2d, can guarantee good dust-fast dust.Can access the high band contact thin slice of reliability thus.
In addition, shown in Fig. 3,5, owing to be provided with air groove 2d at insulating properties thin slice 2, this air groove 2d is communicated with the contact resettlement section 2c of this insulating properties thin slice 2, and the air in insulating properties thin slice 2 is moved, therefore when operate mobile contact 5, can make the air inflow and outflow of contact resettlement section 2c of insulating properties thin slice 2 in air groove 2d.Can guarantee the good operation sense of touch of travelling contact 5 thus.
In addition, can make the band contact thin slice of present embodiment comprise EL thin slice 1, can improve the function of this band contact thin slice.
And then, be adhered to the adhesive portion of the band contact thin slice 2 of present embodiment by making peeling sheet 3, make protection thin slice 4 be adhered to this peeling sheet 3, thereby can prevent that insulating properties thin slice 2 from exposing to the outside of adhesive portion, can realize conveyance smoothly.In addition; when switch substrate or basket carry out actual installation; by peeling protection thin slice 4; and then peel insulating properties thin slice 3; thereby can will comprise that this band contact thin slice of EL thin slice 1 and insulating properties thin slice 2 is installed on switch substrate 10 or the basket etc. simply via the adhesive portion of insulating properties thin slice 3.
(effect of an execution mode of input unit)
According to a execution mode as the above-mentioned input unit that constitutes as shown in Figure 6, by forming shape with the EL thin slice 1 that contact thin slice 11 is contained as described above with the circuitous 1c of portion that walks around parts 13, thereby can guarantee good actual installation thus near the EL thin slice 1 and the parts 13 of configuration band contact thin slice 11 on switch substrate 10.
In addition, in the circuitous shape part of EL thin slice 1, promptly at the contact resettlement section 2c of the insulating properties thin slice 2 of being with contact thin slice 11 and the approaching regulation position, end of EL thin slice 1, insulating properties thin slice 2 has from the outstanding laterally protuberance 2a in the end of EL thin slice 1, therefore utilize this protuberance 2a, as mentioned above, can make the contact resettlement section 2c of insulating properties thin slice 2 and the 2e of wall portion, the 2f thickening of air groove 2d.Can prevent that thus dust from invading from the outside to contact resettlement section 2c and air groove 2d, can guarantee good dust-fast dust.Can access the high input unit of reliability thus.
Claims (8)
1, a kind of band contact thin slice is to keep on first thin slice of travelling contact, stackedly having second thin slice of the contact resettlement section of accommodating above-mentioned travelling contact and form the band contact thin slice of one, it is characterized in that,
At the above-mentioned contact resettlement section of above-mentioned second thin slice and the approaching regulation position, end of above-mentioned first thin slice, be provided with from the outstanding laterally protuberance in the end of above-mentioned first thin slice at above-mentioned second thin slice.
2, band contact thin slice according to claim 1 is characterized in that,
Be communicated with the air groove that also air in above-mentioned second thin slice is moved with above-mentioned contact resettlement section in the above-mentioned second thin slice setting,
And, be provided with from the outstanding laterally protuberance in the end of above-mentioned first thin slice at above-mentioned second thin slice at approaching regulation position, the end of this air groove and above-mentioned first thin slice.
3, band contact thin slice according to claim 1 is characterized in that,
The above-mentioned protuberance of above-mentioned second thin slice be provided with can the installation provision parts hole portion.
4, band contact thin slice according to claim 1 is characterized in that,
Above-mentioned first thin slice is made of laminar electronic component parts, and above-mentioned second thin slice is made of the insulating properties thin slice.
5, band contact thin slice according to claim 1 is characterized in that,
On the face of the opposite side of the face with stacked above-mentioned first thin slice of above-mentioned second thin slice, adhesive portion is set, in the mode bonding peeling sheet of this adhesive portion peeling off from above-mentioned second thin slice.
6, band contact thin slice according to claim 1 is characterized in that,
Above-mentioned contact resettlement section is made of through hole, contains the travelling contact of metal rubber-like arcuation in this through hole.
7, band contact thin slice according to claim 4 is characterized in that,
Above-mentioned first thin slice is made of the EL thin slice.
8, a kind of input unit is characterized in that,
Stacked aforesaid right requires each described band contact thin slice of 1～5 on switch substrate, by making above-mentioned travelling contact, relative with the fixed contact that is arranged at above-mentioned switch substrate, and makes these switch substrate and band contact thin slice formation one.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005291376 | 2005-10-04 | ||
| JP2005291376A JP2007103166A (en) | 2005-10-04 | 2005-10-04 | Sheet with contact point and input device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1949424A true CN1949424A (en) | 2007-04-18 |
| CN100587880C CN100587880C (en) | 2010-02-03 |
Family
ID=38018897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610139969A Expired - Fee Related CN100587880C (en) | 2005-10-04 | 2006-09-28 | Contact adhesive sheet and input apparatus |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2007103166A (en) |
| KR (1) | KR100846325B1 (en) |
| CN (1) | CN100587880C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101801142B1 (en) * | 2011-07-22 | 2017-11-24 | 엘지전자 주식회사 | Mobile communication terminal and operation method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200243871Y1 (en) * | 2001-05-16 | 2001-10-29 | 김규철 | key-pad with a apparatus for emitting light |
| JP2003077368A (en) | 2001-08-30 | 2003-03-14 | Mitsumi Electric Co Ltd | Membrane switch |
| JP2003141969A (en) | 2001-10-31 | 2003-05-16 | Mitsumi Electric Co Ltd | Switch |
| JP3808073B2 (en) | 2003-12-05 | 2006-08-09 | シチズン電子株式会社 | Key sheet module |
-
2005
- 2005-10-04 JP JP2005291376A patent/JP2007103166A/en not_active Withdrawn
-
2006
- 2006-09-28 CN CN200610139969A patent/CN100587880C/en not_active Expired - Fee Related
- 2006-10-04 KR KR1020060097539A patent/KR100846325B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR20070038018A (en) | 2007-04-09 |
| KR100846325B1 (en) | 2008-07-15 |
| JP2007103166A (en) | 2007-04-19 |
| CN100587880C (en) | 2010-02-03 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20110928 |