CN202373498U - Thin film switch, and key and keyboard with thin film switch - Google Patents
Thin film switch, and key and keyboard with thin film switch Download PDFInfo
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- CN202373498U CN202373498U CN2011205407571U CN201120540757U CN202373498U CN 202373498 U CN202373498 U CN 202373498U CN 2011205407571 U CN2011205407571 U CN 2011205407571U CN 201120540757 U CN201120540757 U CN 201120540757U CN 202373498 U CN202373498 U CN 202373498U
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- male member
- thin film
- support
- electric conductor
- keycap
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Abstract
The utility model provides a thin film switch, a key with the thin film switch and a keyboard with the thin film switch. The thin film switch comprises a first thin film and a second thin film. A first conductive unit is arranged on one surface of the first thin film, and consists of a plurality of first conductors. The second thin film is arranged on the surface of the first thin film with the first conductors. One surface of the second thin film faces the first thin film, and a second conductive unit is arranged on the surface, consists of at least one second conductor, and is opposite to the first conductive unit. A space is formed between the second conductive unit and the first conductive unit. When force is applied to make the first and second thin films close to each other, one of the first conductors can contact the second conductors to form electric conduction. According to the thin film switch, the key with the thin film switch and the keyboard with the thin film switch, the positions of different conductors of the thin film switch can be triggered according to different applied force magnitudes or different force application positions to obtain different signal output.
Description
Technical field
The utility model is relevant for a kind of thin film switch and button and keyboard with this thin film switch; Especially refer to a kind of different by application of force size or force application location; The different electric conductors of thin film switch position be can trigger, the thin film switch of different signal outputs and button and keyboard obtained with this thin film switch.
Background technology
Therefore thin film switch (thin film switch) is widely used in various electronic products in recent years because volume is frivolous, and especially the sound that when pushing, produced of thin film switch is minimum, is applicable to the button or the keyboard of various devices especially.
The structure of general thin film switch mainly comprises two films; Opposite position in the face of two film relative orientations is respectively equipped with electric conductor; Two electric conductors set by two film opposite positions constitute one group of switch, and this electric conductor is connected in circuit set on the film, when pushing electric conductor that film makes opposite position and be in contact with one another; Can form and electrically conduct, that is touch should group switch.With existing button with thin film switch; Corresponding to one group of electric conductor, when pushing keycap, can touch one group of switch by a keycap structure; In like manner; With regard to existing keyboard with thin film switch, though on keyboard, be provided with a plurality of buttons, each button only can touch one group of switch.In other words, the user can only export a signal when pushing a button.When the user with keyboard during as the control device of computer game, different actions must be by pushing different key control, for example, if will control four actions in upper and lower, left and right the time, must four buttons of control, operation and control is very inconvenience all.
The utility model content
Because the shortcoming of prior art, button and keyboard that the utility model proposes a kind of thin film switch and has this thin film switch, different by application of force size or force application location, can trigger the different electric conductors of thin film switch position, obtain different signal outputs.
For achieving the above object, the utility model provides a kind of thin film switch, comprises:
The first film, it has two relative faces, in this first film wherein the one side be provided with first conductive unit, this first conductive unit is made up of a plurality of first electric conductors;
Second film; Be arranged at this first film and have the one side of this first electric conductor; Have spacing between this second film and this first film, this second film is provided with second conductive unit towards the one side of this first film, and this second conductive unit is made up of at least one second electric conductor; This second conductive unit is corresponding each other with the position of this first conductive unit, and has spacing between this second conductive unit and this first conductive unit; These a plurality of first electric conductors at least one of them in the application of force make this first film and this second film relatively near the time can contact with this second electric conductor and form and electrically conduct.
Preferably, this second conductive unit has one second electric conductor, and these a plurality of first electric conductors are corresponding in the set scope of this second electric conductor.
Preferably, this second conductive unit is provided with a plurality of second electric conductors, and these a plurality of first electric conductors are identical with the quantity of these a plurality of second electric conductors, and each this first electric conductor corresponds respectively to each this second electric conductor.
Preferably, this second conductive unit ground connection.
Preferably, these a plurality of first electric conductors are arranged as delegation.
Preferably, this first film and this second film are provided with circuit, and this circuit contacts with this second electric conductor and forms when electrically conducting in this first electric conductor and electrically conducts.
Preferably; This thin film switch more comprises wall, is arranged between this first film and this second film, and this wall has plurality of openings; This plurality of openings is respectively to should a plurality of first electric conductors; The aperture of this plurality of openings is not isometric, wherein, this first electric conductor in the application of force make this first film and this second film relatively near the time contact to form with this second electric conductor through this perforate and electrically conduct.
The utility model also provides a kind of thin film switch button, comprises:
Thin film switch, this thin film switch comprises:
The first film, it has two relative faces, in this first film wherein the one side be provided with first conductive unit, this first conductive unit is made up of a plurality of first electric conductors;
Second film; Be arranged at this first film and have the one side of this first electric conductor; Have spacing between this second film and this first film, this second film is provided with second conductive unit towards the one side of this first film, and this second conductive unit is made up of at least one second electric conductor; This second conductive unit is corresponding each other with the position of this first conductive unit, and has spacing between this second conductive unit and this first conductive unit;
Substrate is arranged at the one side of this thin film switch;
Keycap is arranged on this substrate;
Elastic component is arranged between this keycap and this substrate, and this elastic component has first male member, the position of this first male member corresponding to these a plurality of first electric conductors one of them;
Supporting construction; Be arranged between this keycap and this substrate; And this keycap of mobilizable connection and this substrate; So that this keycap this substrate is up and down relatively, this supporting construction is provided with second male member and the 3rd male member, this second male member and the 3rd male member correspond respectively in addition two first electric conductors in these a plurality of first electric conductors;
One of them contacts with this thin film switch when forcing in this keycap at least for this first male member, second male member and the 3rd male member, and make these a plurality of first electric conductors one of them contacts with this second electric conductor and forms and electrically conducts at least.
Preferably; This supporting construction is scissor supporting construction, and it is articulated each other by first support and second support and constitutes, and this first support has relative two ends; This first support is mobilizable this keycap that is connected in of an end wherein; Mobilizable this substrate that is connected in of this first support other end, this second support has relative two ends, and this second support is mobilizable this keycap that is connected in of an end wherein; Mobilizable this substrate that is connected in of this second support other end; This elastic component is arranged in this scissor supporting construction, and this second male member and the 3rd male member are arranged at two sides of this first support and this second support pivot points, and this second male member and the 3rd male member lay respectively at two sides of this first male member.
Preferably, this second conductive unit has one second electric conductor, and these a plurality of first electric conductors are corresponding in the set scope of this second electric conductor.
Preferably, this second conductive unit is provided with a plurality of second electric conductors, and these a plurality of first electric conductors are identical with the quantity of these a plurality of second electric conductors, and each this first electric conductor corresponds respectively to each this second electric conductor.
Preferably, this second conductive unit ground connection.
Preferably, these a plurality of first electric conductors are arranged as delegation.
Preferably, this first film and this second film are provided with circuit, and this circuit contacts with this second electric conductor and forms when electrically conducting in this first electric conductor and electrically conducts.
Preferably; This thin film switch button more comprises wall, is arranged between this first film and this second film, and this wall has plurality of openings; This plurality of openings is respectively to should a plurality of first electric conductors; The aperture of this plurality of openings is not isometric, wherein, this first electric conductor in the application of force make this first film and this second film relatively near the time contact to form with this second electric conductor through this perforate and electrically conduct.
The utility model also provides a kind of thin film switch keyboard, comprises:
Thin film switch, this thin film switch comprises:
The first film, it has two relative faces, in this first film wherein the one side be provided with a plurality of first conductive units, this first conductive unit is made up of a plurality of first electric conductors;
Second film; Be arranged at this first film and have the one side of this first electric conductor; Have spacing between this second film and this first film, this second film is provided with a plurality of second conductive units towards the one side of this first film, and this second conductive unit is made up of at least one second electric conductor; Each this second conductive unit respectively with each the position of this first conductive unit corresponding each other, and have spacing between this second conductive unit and this first conductive unit;
Substrate is arranged at the one side of this thin film switch;
A plurality of keycaps are arranged on this substrate;
A plurality of elastic components are provided with this elastic component between each this keycap and this substrate, each this elastic component has first male member, the position of this first male member corresponding to these a plurality of first electric conductors one of them;
A plurality of supporting constructions; Be provided with this supporting construction between each this keycap and this substrate; This keycap of the mobilizable connection of this supporting construction and this substrate; So that this keycap this substrate is up and down relatively, this supporting construction is provided with second male member and the 3rd male member, this second male member and the 3rd male member correspond respectively in addition two first electric conductors in these a plurality of first electric conductors;
One of them contacts with this thin film switch when forcing in this keycap at least for this first male member, second male member and the 3rd male member, and make these a plurality of first electric conductors one of them contacts with this second electric conductor and forms and electrically conducts at least.
Preferably; This supporting construction is scissor supporting construction, and it is articulated each other by first support and second support and constitutes, and this first support has two relative ends; This first support is mobilizable this keycap that is connected in of an end wherein; Mobilizable this substrate that is connected in of the other end of this first support, this second support has two relative ends, and this second support is mobilizable this keycap that is connected in of an end wherein; Mobilizable this substrate that is connected in of this second support other end; This elastic component is arranged in this scissor supporting construction, and this second male member and the 3rd male member are arranged at two sides of this first support and this second support pivot points, and this second male member and the 3rd male member lay respectively at two sides of this first male member.
Preferably, this second conductive unit has one second electric conductor, and these a plurality of first electric conductors are corresponding in the set scope of this second electric conductor.
Preferably, this second conductive unit is provided with a plurality of second electric conductors, and these a plurality of first electric conductors are identical with the quantity of these a plurality of second electric conductors, and each this first electric conductor corresponds respectively to each this second electric conductor.
Preferably, each this second electric conductor ground connection.
Preferably, these a plurality of first electric conductors are arranged as delegation.
Preferably, this first film and this second film are provided with circuit, and this circuit contacts with this second electric conductor and forms when electrically conducting in this first electric conductor and electrically conducts.
Preferably; This thin film switch keyboard more comprises wall, is arranged between this first film and this second film, and this wall has plurality of openings; This plurality of openings is respectively to should a plurality of first electric conductors; The aperture of this plurality of openings is not isometric, wherein, this first electric conductor in the application of force make this first film and this second film relatively near the time contact to form with this second electric conductor through this perforate and electrically conduct.
The beneficial effect of the utility model is that through as above design, the button and the keyboard that a kind of thin film switch are provided and have had this thin film switch by application of force size or force application location difference, can trigger the different electric conductors of thin film switch position, obtain different signals outputs.
For making those skilled in the art further understanding and approval arranged for the structure purpose and the effect of the utility model, cooperate diagram to specify now as after.
Description of drawings
Fig. 1 is the combination cross-sectional view of the utility model thin film switch first embodiment;
Fig. 2 is the decomposition cross-sectional view of the utility model thin film switch first embodiment;
Fig. 3 is the A-A cross-sectional view of Fig. 1;
Fig. 4 is the combination cross-sectional view of the utility model thin film switch second embodiment;
Fig. 5 is the decomposition cross-sectional view of the utility model thin film switch second embodiment;
Fig. 6 is the B-B cross-sectional view of Fig. 4;
Fig. 7 is the combination plan structure sketch map of the utility model thin film switch button embodiment;
Fig. 8 is the right side TV structure sketch map of Fig. 7 embodiment;
Fig. 9 is the C-C cross-sectional view of Fig. 7;
Figure 10 to Figure 13 is the application of force size or the position difference of pushing keycap, triggers the structural representation of the different electric conductors of thin film switch position.
Embodiment
Below will be with reference to the graphic the utility model of describing of enclosing for reaching employed technological means of purpose and effect; And below graphic cited embodiment be merely aid illustration; Understand in order to those skilled in the art, but that the technological means of this case is not limited to is cited graphic.
See also Fig. 1 to shown in Figure 3, the thin film switch 10 that the utility model provided comprises the first film 11 and second film 12.Be provided with the circuit (not shown) in the first film 11 and second film 12.The first film 11 has two relative faces, in the first film 11 wherein the one side be provided with first conductive unit, this first conductive unit is made up of three first electric conductors 111,112,113, these three first electric conductors 111,112,113 are arranged as delegation.Second film 12 is arranged at the one side that the first film 11 has this first electric conductor 111,112,113.Be provided with second conductive unit in second film 12 towards the one side of the first film 11; This second conductive unit is made up of three second electric conductors 121,122,123; This second conductive unit (that is this second electric conductor 121,122,123) ground connection; These three second electric conductors 121,122,123 ground connection of can connecting; Also can connect ground connection with circuit respectively, this second conductive unit is corresponding each other with the position of this first conductive unit, and each this first electric conductor 111,112,113 corresponds respectively to each this second electric conductor 121,122,123.Between the first film 11 and second film 12, be provided with wall 13, this wall 13 has plurality of openings 131, and this plurality of openings 131 is respectively to should a plurality of first electric conductors 111,112,113, and the aperture of this plurality of openings 131 is not isometric.Has space D 1 between second film 12 and the first film 11; Has space D 2 between this second conductive unit (that is this second electric conductor 121,122,123) and this first conductive unit (that is this first electric conductor 111,112,113); When thin film switch 10 does not receive any external force pressure; Second electric conductor 121,122,123 and first electric conductor 111,112,113 are separated from each other, and present non-conductive state, and be as shown in Figure 1.When the application of force make the first film 11 and second film 12 relatively near the time, this first electric conductor 111,112,113 can form with 121,122,123 contacts of corresponding second electric conductor through this perforate 131 and electrically conduct.Contact with second electric conductor 121,122,123 when first electric conductor 111,112,113 and form when electrically conducting, can electrically conduct simultaneously is arranged at the circuit of the first film 11 and second film 12.
See also Fig. 4 another embodiment of thin film switch to the utility model shown in Figure 6, this thin film switch 10A comprises the first film 11A and the second film 12A.Be provided with the circuit (not shown) in the first film 11A and the second film 12A.Wherein one side in the first film 11A is provided with first conductive unit, and this first conductive unit is made up of three first electric conductor 111A, 112A, 113A.Be provided with second conductive unit in the second film 12A; The characteristics of present embodiment are; This second conductive unit only is provided with one second electric conductor 121A; This second conductive unit (that is this second electric conductor 121A) ground connection, these three first electric conductor 111A, 112A, 113A system are corresponding in the set scope of this second electric conductor 121A.Between the first film 11A and the second film 12A, be provided with wall 13A, this wall 13A has plurality of openings 131A.Has space D 1A between the second film 12A and the first film 11A.Has space D 2A between this second conductive unit (that is this second electric conductor 121A) and this first conductive unit (that is this first electric conductor 111A, 112A, 113A).When thin film switch 10A did not receive any external force pressure, the second electric conductor 121A and the first electric conductor 111A, 112A, 113A are separated from each other, and present non-conductive state, and be as shown in Figure 4.When the application of force make the first film 11A and the second film 12A relatively near the time, this first electric conductor 111A, 112A, 113A contact to form with this second electric conductor 121A through this perforate 131A and electrically conduct.
Example structure by above-mentioned two kinds of thin film switches 10,10A can be known; The thin film switch that the utility model provided; Second electric conductor of corresponding quantity can be set corresponding to the quantity of first electric conductor and position; Have corresponding three second electric conductors 121,122,123 of three first electric conductors 111,112,113 like Fig. 1 to this thin film switch 10 shown in Figure 3; In addition, also one second electric conductor 121A can only be set, like Fig. 4 to corresponding one the second electric conductor 121A of three first electric conductor 111A shown in Figure 6,112A, 113A.In addition; The first film 11 of above-mentioned thin film switch 10 and the position of second film 12 can be exchanged; Second electric conductor 121,122,123 and the circuit thereof that also are about to second film 12 and are arranged on second film 12 are arranged at the upper strata, and the first film 11 and first electric conductor 111,112,113 and the circuit thereof that are arranged on the first film 11 then are arranged at lower floor.In like manner, the position of the first film 11A of thin film switch 10A and the second film 12A also can exchange.
See also Fig. 7 to shown in Figure 9, the thin film switch button that the utility model provided, it comprises thin film switch 10, substrate 20, keycap 30, elastic component 40 and supporting construction 50.The structure of the structure of this thin film switch 10 and thin film switch 10 shown in Figure 1 or thin film switch 10A shown in Figure 2 is identical.Thin film switch 10 comprises the first film 11 and second film 12.Be provided with first conductive unit in the first film 11, this first conductive unit is made up of three first electric conductors 111,112,113.Be provided with second conductive unit in second film 12; This second conductive unit is made up of three second electric conductors 121,122,123; This second conductive unit (that is these three second electric conductors 121,122,123) ground connection, each first electric conductor 111,112,113 corresponds respectively to one second electric conductor 121,122,123.Between the first film 11 and second film 12, be provided with wall 13, this wall 13 has plurality of openings 131, and this plurality of openings 131 is respectively to should a plurality of first electric conductors 111,112,113.Have space D 1 between second film 12 and the first film 11, have space D 2 between this second conductive unit (that is this second electric conductor 121,122,123) and this first conductive unit (that is this first electric conductor 111,112,113).
This substrate 20 is arranged at the one side of this thin film switch 10, and substrate 20 adopts metal material usually.Extend upward in substrate 20 and 21,22, two grabs 21,22 of two grabs to be set to penetrate this thin film switch 10, can be in order to combine with this supporting construction 50 or to engage.Keycap 30 is arranged on the substrate 20; In present embodiment, substrate 20 is arranged at the bottom surface of thin film switch 10, and keycap 30 is arranged at the end face of thin film switch 10; Elastic component 40 is arranged between keycap 30 and the substrate 20; Elastic component 40 adopts the rubber material usually, and elastic component 40 has first male member 41 towards the one side of this thin film switch 10, and the position of this first male member 41 is corresponding to first electric conductor 111 in the middle of being positioned at.
This supporting construction 50 is scissor supporting construction; It intersects pivot joint each other by first support 51 and second support 52 and constitutes; This first support 51 has relative two ends; This first support 51 is mobilizable this keycap 30 that is connected in of an end (that is top) wherein; Mobilizable one of them grab 21 that is connected in this substrate 20 of these first support, 51 other ends (that is bottom); This second support 52 has relative two ends, and this second support 52 is mobilizable this keycap 30 that is connected in of an end (that is top) wherein, mobilizable another grab 22 that is connected in this substrate 20 of these second support, 52 other ends (that is bottom); Elastic component 40 is arranged in this scissor supporting construction; Two sides in this first support 51 and these second support, 52 pivot points are respectively equipped with second male member 53 and the 3rd male member 54, and this second male member 53 and the 3rd male member 54 lay respectively at two sides of this first male member 41, and second male member 53 and the 3rd male member 54 correspond respectively to first electric conductor 112,113 that is positioned at two sides in these three first electric conductors 111,112,113.Supporting construction 50 is arranged between keycap 30 and the substrate 20, and this keycap of mobilizable connection 30 and this substrate 20 make the keycap 30 can be up and down with respect to substrate 20 (that is with respect to this thin film switch 10).
Mandatory declaration be; First male member 41, second male member 53 and the 3rd male member 54 correspond respectively to first electric conductor 111,112,113; In present embodiment; Second male member 53 and the 3rd male member 54 are arranged at second support 52, so that second male member 53 and the 3rd male member 54 can be corresponding to first electric conductors 112,113.In addition; If second male member 53 and the 3rd male member 54 are arranged at first support 51; The distance of second male member 53 and the 3rd male member 54 (distance of second male member 53, the 3rd male member 54 and first male member 41) can shorten, and then the position of first electric conductor 112,113 is moved and is arranged at the position that corresponds to second male member 53 and the 3rd male member 54.In other words; The not restriction of the position of first male member 41, second male member 53 and the 3rd male member 54 and first electric conductor 111,112,113 of the utility model, its design principle are that first male member 41, second male member 53 get final product with the corresponding setting in position of the 3rd male member 54 and first electric conductor 111,112,113.
See also shown in Figure 10; When the user pushes keycap 30 middle positions; Can drive first male member 41 and sink, first male member 41 is oppressed in the first film 11, the first film 11 can with second film 12 near; And then first electric conductor 111 is contacted with second electric conductor 121 and form and electrically conduct, see through the circuit that first electric conductor 111 is connected with second electric conductor 121 again and export first kind of signal.
See also shown in Figure 11; When the user pushes keycap 30 and takes back the position; Can drive first male member 41 and 53 sinkings of second male member; First male member 41 and second male member 53 are oppressed the first film 11 simultaneously; And then first electric conductor 111 in the middle of can making contact with second electric conductor 121 and forms and electrically conduct, and first electric conductor 112 on the left side is contacted with second electric conductor 122 and forms and electrically conduct, and the circuit that is connected with second electric conductor 121,122 through first electric conductor 111,112 is respectively again exported second kind of signal.
See also shown in Figure 12; When the user pushes keycap 30 and takes over the position; Can drive first male member 41 and 54 sinkings of the 3rd male member; First male member 41 and the 3rd male member 54 are oppressed the first film 11 simultaneously; And then first electric conductor 111 in the middle of can making contact with second electric conductor 121 and forms and electrically conduct, and first electric conductor 113 on the right of making contacts with second electric conductor 123 and form and electrically conduct, and the circuit that is connected with second electric conductor 121,123 through first electric conductor 111,113 is respectively again exported the third signal.
See also shown in Figure 13; When the user pushes keycap 30 middle positions with all strength; Can drive first male member 41, second male member 53 and the 3rd male member 54 simultaneously sinks; First male member 41, second male member 53 and the 3rd male member 54 are oppressed the first film 11 simultaneously; And then formation electrically conducts with corresponding second electric conductor, 121,122,123 contacts respectively can to make these three first electric conductors 111,112,113, sees through first electric conductor 111,112,113 more respectively and exports the 4th kind of signal with the circuit that second electric conductor 121,122,123 is connected.The pressed state of comparison Figure 10 and Figure 13; The strength that Figure 10 puts on keycap 30 puts on the strength of keycap 30 less than Figure 13; Therefore first electric conductor 112 in the middle of Figure 10 only can make contacts with second electric conductor 122; When the strength that applies as the user was big, state then shown in figure 13 formed the first all conductions 111,112,113 respectively and electrically conducts with corresponding second electric conductor, 121,122,123 contacts.Because first male member 41 is made up of the rubber-like material, therefore can be with the length lengthening of first male member 41, the close together that makes first male member 41 and thin film switch 10 is in the distance of this second male member 53 or the 3rd male member 54 and this thin film switch 10.
Know to shown in Figure 13 by Figure 10; When the utility model is provided with corresponding three groups of electric conductors; Can make a button have four kinds of output signals, the thin film switch button that the utility model provided is applied on the thin film switch keyboard, can make two buttons form eight kinds of output signals; By that analogy, can make a plurality of buttons have the different output signal of quadruple.But the set electric conductor of the thin film switch that the utility model proposed is not limited to three groups, can be set to two groups or four groups according to actual size dimension difference required and button.
In addition; Because plurality of openings 131 apertures of the wall 13 of thin film switch 10 are not isometric; Therefore cause and make first conduction 111,112,113 inconsistent with the corresponding needed strength of second electric conductor 121,122,123 contacts respectively; Utilize this principle only need push keycap 30 central authorities and also can make a button have four kinds of output signals, and need not push taking back or taking over the position of keycap 30.
In sum, the thin film switch that the utility model provides and button and keyboard with this thin film switch, different by application of force size or force application location, can trigger the different electric conductors of thin film switch position, obtain different signal outputs.
The above is merely the embodiment of the utility model, can not with the scope of patent protection that limited of qualification the utility model.The equalization of promptly being done according to the utility model scope of patent protection generally changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (10)
1. a thin film switch is characterized in that, comprises:
The first film, it has two relative faces, in this first film wherein the one side be provided with first conductive unit, this first conductive unit is made up of a plurality of first electric conductors;
Second film; Be arranged at this first film and have the one side of this first electric conductor; Have spacing between this second film and this first film, this second film is provided with second conductive unit towards the one side of this first film, and this second conductive unit is made up of at least one second electric conductor; This second conductive unit is corresponding each other with the position of this first conductive unit, and has spacing between this second conductive unit and this first conductive unit; These a plurality of first electric conductors at least one of them in the application of force make this first film and this second film relatively near the time contact and form with this second electric conductor and electrically conduct.
2. thin film switch as claimed in claim 1 is characterized in that, this second conductive unit has one second electric conductor, and these a plurality of first electric conductors are corresponding in the set scope of this second electric conductor; Perhaps, this second conductive unit is provided with a plurality of second electric conductors, and these a plurality of first electric conductors are identical with the quantity of these a plurality of second electric conductors, and each this first electric conductor corresponds respectively to each this second electric conductor.
3. thin film switch as claimed in claim 1 is characterized in that, this second conductive unit ground connection.
4. thin film switch as claimed in claim 1 is characterized in that, these a plurality of first electric conductors are arranged as delegation.
5. thin film switch as claimed in claim 1 is characterized in that, this first film and this second film are provided with circuit, and this circuit contacts with this second electric conductor and forms when electrically conducting in this first electric conductor and electrically conducts.
6. thin film switch as claimed in claim 1 is characterized in that this thin film switch more comprises wall; Be arranged between this first film and this second film; This wall has plurality of openings, and this plurality of openings is respectively to should a plurality of first electric conductors, and the aperture of this plurality of openings is not isometric; Wherein, this first electric conductor in the application of force make this first film and this second film relatively near the time contact to form with this second electric conductor through this perforate and electrically conduct.
7. a thin film switch button is characterized in that, comprises
Like any described thin film switch among the claim 1-6;
Substrate is arranged at the one side of this thin film switch;
Keycap is arranged on this substrate;
Elastic component is arranged between this keycap and this substrate, and this elastic component has first male member, the position of this first male member corresponding to these a plurality of first electric conductors one of them; And
Supporting construction; Be arranged between this keycap and this substrate; And this keycap of mobilizable connection and this substrate; So that this keycap this substrate is up and down relatively, this supporting construction is provided with second male member and the 3rd male member, this second male member and the 3rd male member correspond respectively in addition two first electric conductors in these a plurality of first electric conductors;
One of them contacts with this thin film switch when forcing in this keycap at least for this first male member, second male member and the 3rd male member, and make these a plurality of first electric conductors one of them contacts with this second electric conductor and forms and electrically conducts at least.
8. thin film switch button as claimed in claim 7 is characterized in that, this supporting construction is scissor supporting construction; It is articulated each other by first support and second support and constitutes; This first support has relative two ends, and this first support is mobilizable this keycap that is connected in of an end wherein, mobilizable this substrate that is connected in of this first support other end; This second support has relative two ends; This second support is mobilizable this keycap that is connected in of an end wherein, mobilizable this substrate that is connected in of this second support other end, and this elastic component is arranged in this scissor supporting construction; This second male member and the 3rd male member are arranged at two sides of this first support and this second support pivot points, and this second male member and the 3rd male member lay respectively at two sides of this first male member.
9. thin film switch keyboard is characterized in that comprising:
Like any described thin film switch among the claim 1-6;
Substrate is arranged at the one side of this thin film switch;
A plurality of keycaps are arranged on this substrate;
A plurality of elastic components are provided with this elastic component between each this keycap and this substrate, each this elastic component has first male member, the position of this first male member corresponding to these a plurality of first electric conductors one of them;
A plurality of supporting constructions; Be provided with this supporting construction between each this keycap and this substrate; This keycap of the mobilizable connection of this supporting construction and this substrate; So that this keycap this substrate is up and down relatively, this supporting construction is provided with second male member and the 3rd male member, this second male member and the 3rd male member correspond respectively in addition two first electric conductors in these a plurality of first electric conductors;
One of them contacts with this thin film switch when forcing in this keycap at least for this first male member, second male member and the 3rd male member, and make these a plurality of first electric conductors one of them contacts with this second electric conductor and forms and electrically conducts at least.
10. thin film switch keyboard as claimed in claim 9 is characterized in that, this supporting construction is scissor supporting construction; It is articulated each other by first support and second support and constitutes; This first support has two relative ends, and this first support is mobilizable this keycap that is connected in of an end wherein, mobilizable this substrate that is connected in of the other end of this first support; This second support has two relative ends; This second support is mobilizable this keycap that is connected in of an end wherein, mobilizable this substrate that is connected in of this second support other end, and this elastic component is arranged in this scissor supporting construction; This second male member and the 3rd male member are arranged at two sides of this first support and this second support pivot points, and this second male member and the 3rd male member lay respectively at two sides of this first male member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205407571U CN202373498U (en) | 2011-12-21 | 2011-12-21 | Thin film switch, and key and keyboard with thin film switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205407571U CN202373498U (en) | 2011-12-21 | 2011-12-21 | Thin film switch, and key and keyboard with thin film switch |
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| Publication Number | Publication Date |
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| CN202373498U true CN202373498U (en) | 2012-08-08 |
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| CN2011205407571U Expired - Fee Related CN202373498U (en) | 2011-12-21 | 2011-12-21 | Thin film switch, and key and keyboard with thin film switch |
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| CN (1) | CN202373498U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107644766A (en) * | 2017-11-08 | 2018-01-30 | 苏州达方电子有限公司 | Button and its keyboard |
| CN112185736A (en) * | 2019-07-05 | 2021-01-05 | 致伸科技股份有限公司 | Keyboard device |
-
2011
- 2011-12-21 CN CN2011205407571U patent/CN202373498U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107644766A (en) * | 2017-11-08 | 2018-01-30 | 苏州达方电子有限公司 | Button and its keyboard |
| CN112185736A (en) * | 2019-07-05 | 2021-01-05 | 致伸科技股份有限公司 | Keyboard device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20201221 |