CN203118832U - Key switch and keyboard - Google Patents
Key switch and keyboard Download PDFInfo
- Publication number
- CN203118832U CN203118832U CN 201320072582 CN201320072582U CN203118832U CN 203118832 U CN203118832 U CN 203118832U CN 201320072582 CN201320072582 CN 201320072582 CN 201320072582 U CN201320072582 U CN 201320072582U CN 203118832 U CN203118832 U CN 203118832U
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- keycap
- key switch
- base
- guide groove
- axis
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Abstract
The utility model provides a key switch comprising a keycap, a base and a guide mechanism. The keycap is used for being pressed by users. The base includes an accommodating space for accommodating the keycap. The accommodating space extends along an X axis, a Y axis and a Z axis, wherein any two of the X axis, the Y axis and the Z axis are perpendicular to each other. The guide mechanism is movably connected to the keycap, keeps the keycap in a substantially horizontal space when the keycap is pressed by a user and guides the keycap to move along a path, wherein the path enables the keycap to have displacement in the X axis, the Y axis and the Z axis.
Description
Technical field
The utility model refers to especially that about a kind of key switch and keyboard a kind of guide mechanism that utilizes drives the key switch that keycap moves.
Background technology
The direction of motion of known button, is pressed stroke (travel distance) and also can be reduced relatively when the height of button will reduce again for straight up and down, for example reduces to 1 millimeter from 2 millimeters, and this can allow, and the user's press the feel variation.
The utility model content
The utility model proposes a kind of key switch and keyboard, drive keycap by guide mechanism and move, when reducing the button height, can keep certain feel of pressing.
According to the utility model, a kind of key switch is proposed, comprise keycap, base and guide mechanism.Keycap is used for the user and is pressed.Base comprises that accommodation space is to take in keycap.Accommodation space extends along X-axis, Y-axis and Z axle, and wherein X-axis, Y-axis are perpendicular to one another arbitrarily between the two with the Z axle.Guide mechanism movably is linked to keycap.Press in the process of keycap the user, guide mechanism keeps keycap to be parallel to the plane at X-axis and Y-axis place, and guides keycap to move along a path, and this path allows keycap on X-axis, Y-axis and Z axle displacement be arranged all.
According to key switch of the present utility model, this keycap has reference point, and this path has starting point and terminal point, this keycap can be with respect to this frame movement between primary importance and the second place, and when this keycap during in this primary importance, this reference point is positioned at coordinate (x1, y1 z1) locates, when this keycap during in this second place, this reference point is positioned at coordinate (x2, y2 z2) locates, and x1 is not equal to x2, y1 is not equal to y2, and z1 is not equal to z2.
According to key switch of the present utility model, this path is straight line, and this starting point in this path is parallel to this reference point to the vector of this terminal point, and (x1, y1 z1) move to coordinate (x2, y2, vector z2) from coordinate.
According to key switch of the present utility model, this path is curve.
According to key switch of the present utility model, this guide mechanism comprises a plurality of guide grooves and a plurality of sliding part, these a plurality of guide grooves are arranged on this base, and has identical gradient, these a plurality of sliding parts are arranged on this keycap, press in this keycap process this user, these a plurality of sliding parts respectively in these a plurality of guide grooves to the identical height of lower slider essence, be parallel to the plane at X-axis and Y-axis place to keep this keycap.
According to key switch of the present utility model, this guide mechanism comprises guide groove and sliding part, this guide groove is arranged on this base and has predetermined width, this sliding part is arranged on this keycap, the size of this sliding part is near this predetermined width, press in the process of this keycap this user, this sliding part to lower slider, only can move along this path to keep this keycap essence in this guide groove.
According to key switch of the present utility model, this guide mechanism comprises a plurality of guide grooves and a plurality of sliding part, these a plurality of guide grooves are arranged on this keycap and have identical gradient, these a plurality of sliding parts are fixed on this base, press in this keycap process this user, these a plurality of sliding parts are the identical difference in height of slip essence in these a plurality of guide grooves respectively, is parallel to the plane at X-axis and Y-axis place to keep this keycap.
According to key switch of the present utility model, this guide mechanism comprises guide groove and sliding part, this guide groove is arranged on this keycap and has predetermined width, this sliding part is fixed on this base, the size of this sliding part is near this predetermined width, press in the process of this keycap this user, this sliding part slides in this guide groove, only can move along this path to keep this keycap essence.
According to the utility model, a kind of key switch is proposed, comprise base, keycap and guide mechanism.Keycap is arranged on the base, and can move between primary importance and the second place with respect to base.Guide mechanism is made of at least one guide groove and at least one projection, and projection has arcuate flanks.When keycap was pressed by the user, keycap moved to the second place by guide mechanism by primary importance, and the arcuate flanks of projection contacts with the guide groove retention wire.
According to key switch of the present utility model, when this keycap was pressed by this user, this arcuate flanks of this projection and the contact wire of this guide groove were circular arc.
According to key switch of the present utility model, this projection is arranged at this keycap, and this guide groove is arranged at this base; Perhaps, this guide groove is arranged at this keycap, and this projection is arranged at this base.
According to key switch of the present utility model, this arcuate flanks is sphere.
More comprise backlight module according to key switch of the present utility model, be arranged under this base that wherein this keycap comprises transparent area, the light source of this backlight module penetrates this transparent area.
More comprise return mechanism according to key switch of the present utility model, when this user discharges this keycap, this keycap utilize this return mechanism by this second site reversion to this primary importance.This return mechanism is made up of first magnetic part and second magnetic part, and this button more comprises framework, is arranged at the outside of this keycap, and wherein this first magnetic part is arranged at this keycap, and this second magnetic part is to being arranged at this framework by first magnetic part.This first magnetic part and this second magnetic part are made of the two-phase reverse armature respectively; Perhaps, this first magnetic part and this second magnetic part are made of ironware and magnet respectively.
More comprise switch module according to key switch of the present utility model, be arranged at this keycap below.
More comprise limiting mechanism and framework according to key switch of the present utility model, this framework is arranged at the outside of this keycap, and this limiting mechanism comes off in order to avoid this keycap.This limiting mechanism is made of at least one protuberance and at least one conduit.This protuberance is arranged at the corner of this keycap, and this conduit is arranged at this framework to position that should protuberance.
According to the utility model, a kind of keyboard is proposed, have first key switch and second key switch.This first key switch and this second key switch comprise base, keycap, framework, guide mechanism, limiting mechanism and return mechanism respectively.Keycap is arranged on this base, and this keycap can move between primary importance and the second place with respect to this base.Framework is arranged at the outside of this keycap.Guide mechanism is made of at least one guide groove and at least one projection, wherein this projection has an arcuate flanks, this keycap utilizes this guide mechanism to move to this second place by this primary importance when being pressed by the user, and this arcuate flanks of this projection contacts with this guide groove retention wire.Limiting mechanism is arranged at contiguous this keycap corner, comes off from this framework in order to avoid this keycap.Return mechanism is arranged near the center line of this keycap, this keycap when being discharged by the user, utilize this return mechanism by this second site reversion to this primary importance.Wherein this first key switch and this second key switch are arranged in proximity to each other, and stagger in the position of return mechanism in this framework of the limiting mechanism of this first key switch and this second key switch.
Key switch provided by the utility model and keyboard utilize sliding part and the guide groove of guide mechanism, drive keycap and move with respect to framework, reduce the height of key switch.In addition and since keycap when moving sliding part and guide groove only for line contacts, the low and easy startup of frictional force.Moreover the path of motion of keycap has the displacement of X, Y, three directions of Z simultaneously, even height (Z axle) reduces, still can keep certain stroke, keeps and presses feel.
Description of drawings
Figure 1A is the three-dimensional exploded view according to the key switch of the utility model one embodiment;
Figure 1B is keycap, the base of Figure 1A, the following parallax stereogram of framework;
Fig. 1 C is the enlarged drawing of guide groove among Figure 1A;
Fig. 2 A is the constitutional diagram of the key switch of Figure 1A;
Top view when Fig. 2 B does not press for the key switch of Figure 1A;
Fig. 2 C is the top view after the key switch of Figure 1A is pressed;
Fig. 3 A is the profile of Fig. 2 B;
Fig. 3 B is the profile of Fig. 2 C;
Fig. 4 A is the bottom view of the key switch of Fig. 2 A;
Fig. 4 B is the bottom view according to the key switch of another embodiment of the utility model;
Fig. 5 A is the three-dimensional exploded view according to the key switch of another embodiment of the utility model;
Fig. 5 B is the following exploded view of looking of the key switch of Fig. 5 A;
Fig. 5 C presses preceding side cutaway view for the key switch of Fig. 5 A;
Fig. 5 D is the side cutaway view after the key switch of Fig. 5 A is pressed.
Embodiment
For making the purpose of this utility model, structure, feature and function thereof there are further understanding, cooperate embodiment to be described in detail as follows now.
Below enumerate various embodiment, be elaborated at the key switch that utilizes guide mechanism drive keycap to move.Yet embodiment is only in order to as example explanation, and in addition, graphic among the embodiment has and omit partly assembly, shows technical characterstic of the present utility model with clear.
Please refer to Figure 1A and Figure 1B, Figure 1A illustrates the three-dimensional exploded view according to the key switch of the utility model one embodiment, and Figure 1B illustrates the following parallax stereogram of the part assembly (keycap 110, base 120, framework 130) of Figure 1A.Key switch 100 comprises keycap 110, base 120, framework 130, guide mechanism 140, return mechanism 150, switch module 170 and base plate 175.Framework 130 has an accommodation space S, in order to hold keycap 110.Keycap 110 is positioned on the base 120, and by guide mechanism 140, keycap 110 can be with respect to framework 130 motions.Return mechanism 150 can return back to original position after keycap 110 is pressed.Switch module 170 is positioned under the base 120, in order to send signal.Base plate 175 is positioned under the said modules as supporting.
In addition, key switch 100 more can comprise backlight module (not illustrating), is arranged under the base 120.And at keycap 110 transparent area (not illustrating) being set, the penetrable transparent area of the light source of backlight module makes things convenient for the user at dark place operation push-button switch.
Please be simultaneously with reference to Figure 1A and Figure 1B, the sliding part 141 (arc bump) of keycap 110 has arcuate flanks, and corresponding guide groove 142 also is arc, has arc-shaped curved surface.The radius of curvature of guide groove 142 can be equal to or greater than the radius of curvature of sliding part, with ccontaining sliding part.Fig. 1 C illustrates the enlarged drawing of the guide groove 142 of Figure 1A, and when the user pressed keycap, the path of motion of sliding part in guide groove 142 represented with N1.
Shown in Fig. 1 C, if the radius of curvature of guide groove 142 equates that with the radius of curvature of sliding part then the arcuate flanks of sliding part is done " camber line contacts " with guide groove 142, and contact wire T
NThe longest semi-circular arc that can be.And along with sliding part slides in guide groove 142, contact wire is also and then mobile, for example moves down to be contact wire T
N+1, that is to say that sliding part contacts with guide groove 142 retention wires in the whole sliding process.Contact wire T
N, T
N+1Be parallel to the horizontal plane that base 120 extends in fact.
Relative, if the radius of curvature of guide groove 142 is greater than the radius of curvature of sliding part, though then sliding part is still with guide groove 142 and does " camber line contacts ", contact wire T
N, T
N+1Length will reduce, for example shorten to 1/4 circular arc from semi arch, even become a contact.Because the contact area of sliding part and guide groove quite little (for example be line contact or put contact), frictional force is also less, so can be more smooth and easy during user's pressing keys.
When the radius of curvature of guide groove 142 equates with the radius of curvature of sliding part 141, and the size of sliding part 141 is during near guide groove 142 predetermined width, and then the motion of sliding part 141 is restricted, and in fact only can move along path N1.The length of path N1 namely is the stroke (travel distance) of key switch 100.Among one embodiment, path N1 is 0.7 millimeter at the displacement of X-direction, is 0.4 millimeter at the displacement of Y direction, and is 0.7 millimeter at the displacement of Z-direction, and total kilometres are about 1.1 millimeters.It is computing formula 1.07=((0.4)
2+ (0.7)
2+ (0.7)
2)
1/2
With respect to traditional scissors pin design, the key switch of present embodiment has the displacement of X, Y, Z-direction simultaneously, so can reach same 1.1 millimeters stroke with short Z-direction stroke, so can keep pressing the paragraph feel, and can significantly reduce the thickness of keyboard again.In addition, path N1 is a straight line (asking simultaneously with reference to Fig. 2 A, 2B, 2C) in this example, and the path that is to say sliding part institute warp is linear, so in other embodiments, also can adjust the torsion resistance of guide groove 142, and the path of motion N1 that just can make sliding part is a curve.
Please refer to Fig. 2 A to Fig. 2 C.Fig. 2 A illustrates the constitutional diagram of the key switch of Figure 1A, the top view after the key switch that the top view the when key switch that Fig. 2 B illustrates Figure 1A is not pressed, Fig. 2 C illustrate Figure 1A is pressed.When the user did not press keycap, keycap 110 was positioned at primary importance and is positioned at highest point with respect to framework 130, and shown in Fig. 2 B, one jiao of A1 of keycap 110 presses close to one jiao of B1 of framework at this moment.After the user pressed keycap, keycap 110 moved to the second place by above-mentioned guide mechanism, and this moment, keycap 110 was minimum with respect to framework 130, and another angle A2 of keycap 110 presses close to another angle B2 of framework 130, shown in Fig. 2 C.Wherein A2 is the diagonal angle of A1, and B2 also is the diagonal angle of B1.Be positioned at A2 if keycap has a reference point, when keycap is positioned at primary importance this coordinates of reference points for (x1, y1, z1), and when being positioned at the second place this coordinates of reference points for (z2), the online of this two reference point represented with N2 for x2, y2.Because the mobile keycap 110 that drives of sliding part 141 moves, both path of motion and displacement are identical naturally.That is to say that when the path of motion N1 of sliding part 141 was straight line, the vector of the origin-to-destination of path N1 is parallel to N2, and ((x1, y1 z1) moved to coordinate (x2, y2, z2)) vector to reference point from coordinate; And when path N1 was curve, the displacement of the origin-to-destination of path N1 is equal to the length of N2, and ((x1, y1 z1) moved to coordinate (x2, y2, displacement z2)) to reference point from coordinate.
Please be simultaneously with reference to Fig. 3 A, Fig. 3 B and Fig. 2 B, Fig. 2 C.Fig. 3 A illustrates the profile of Fig. 2 B, the side cutaway view before just key switch is pressed; Fig. 3 B then illustrates the profile of Fig. 2 C, the side cutaway view after just key switch is pressed.First magnetic part 151 is positioned on the keycap 110, and second magnetic part 152 is positioned on the framework 130.When key switch 100 was not pressed, return mechanism 150 was fixed on the framework 130 keycap 110, made keycap 110 remain in primary importance (Fig. 3 A and Fig. 2 B).When the user presses keycap 110, keycap 110 drives keycap 110 by guide mechanism 140 (sliding part 141 and guide groove 142) and moves to the second place (Fig. 3 B and Fig. 2 C), and sliding part 141 contacts with guide groove 142 retention wires in mobile process, and with the profile sight is that arcuate flanks and the guide groove 142 of sliding part 141 is tangent in a bit.When the user discharged keycap 110, the attraction of return mechanism 150 made keycap 110 be returned to primary importance (Fig. 3 A and Fig. 2 B).
Please refer to Fig. 3 A and Fig. 3 B, key switch 100 more can comprise limiting mechanism 160.Limiting mechanism is made up of protuberance 161 and conduit 162.Protuberance 161 is positioned at keycap 110 and extends towards the keycap outside.Conduit 162 is positioned at the position of corresponding protuberance 161 on the framework 130, and size is greater than protuberance 161.No matter keycap 110 is positioned at primary importance (Fig. 3 A) or the second place (Fig. 3 B) with respect to base 120, protuberance 161 all is positioned within the conduit 162, so can avoid keycap 110 to come off from framework 130.
In this example, shown in Figure 1A, return mechanism 150 is arranged near the center line M of keycap 110, and limiting mechanism 160 protuberances 161 are arranged at two corners of keycap 110.Shown in Fig. 4 A, when needs are done the comparatively dense arrangement with key switch 100 (for example using as keyboard), this design can make the limiting mechanism 160 of first row's key switch and the position of return mechanism 150 in framework 130 spaces of second row's key switch stagger, to take full advantage of the space of framework 130, the bond length D of two row's key switches is reduced.But, the position is set protuberance of the present utility model and quantity is not to be limited to this, in other embodiments, if the bond length D of two row's key switches is bigger, framework 130 spaces are enough, then protuberance the position is set and quantity can freely be adjusted on demand, for example can shown in Fig. 4 B, return mechanism 150 (comprising first magnetic part 151 and second magnetic part 152) and limiting mechanism 160 (comprising protuberance 161 and conduit 162) all be arranged on the center line M of keycap 110.
Please refer to Fig. 3 A and Fig. 3 B, key switch 100 comprises switch module 170, is positioned under the base 120.For reducing the whole height of key switch 100 more, spherosome can be cut behind the bottom as sliding part 141, as long as sliding part has arcuate flanks, can in guide groove, slide.The bottom of sliding part 141 has salient point 111, when keycap 110 is positioned at the second place (Fig. 3 B), and salient point 111 touch switch assemblies 170, and then send signal.In this example, except the sliding part 141 in 110 4 corners of keycap has the salient point 111, the central authorities of keycap 110 also arrange projection 112, are used for touch switch assembly 170; In addition shown in Figure 1A, also being provided with five on the key switch 100 can be by the switch module 170 of butt triggering and conducting separately.Thus, whole key switch 100 has five switch modules 170 and corresponding five contact points, even if the user presses the strength inequality of keycap, as long as at least one salient point/projection contacts its corresponding switch module 170, just can send the electric signal of key switch 100 representatives.
Please refer to Fig. 5 A to Fig. 5 D, Fig. 5 A illustrates the three-dimensional exploded view according to the key switch of another embodiment of the utility model, Fig. 5 B illustrates the following exploded view of looking of the key switch of Fig. 5 A, profile after the key switch that side cutaway view before the key switch that Fig. 5 C illustrates Fig. 5 A is pressed, Fig. 5 D illustrate Fig. 5 A is pressed.Key switch 200 is that with the main difference of aforementioned keys switch 100 guide groove 242 of guide mechanism 240 is positioned on the keycap 210, and sliding part 241 is arranged on the base 220, and all the other something in common repeat no more.
In this example, sliding part 241 for example is a steel ball, and can separate with base 220, becomes the three-member type design of keycap-sliding part-base, as long as at base 220 corresponding groove 221 is set.Thus, sliding part 241 is to contact online rolling contact, reducing frictional force more with guide groove 242.
In addition, please refer to Fig. 5 C and Fig. 5 D, can around four guide grooves 242 of keycap 210, add salient point 211 respectively, and in the center of keycap 210 projection 212 is set also; Switch module shown in similar Figure 1A 170 design again, key switch 200 also are provided with five can be by the switch module 270 of butt triggering and conducting separately.Thus, whole key switch 200 has five switch modules 270 and corresponding five contact points.When the user presses keycap, even if the user presses the strength inequality of keycap, as long as make any salient point 211/ projection 212 contact corresponding switch module 270 (Fig. 5 D), just but actuating switch assembly 270 is sent the electric signal that key switch 200 represents.
The disclosed key switch of the utility model above-described embodiment and keyboard utilize sliding part and the guide groove of guide mechanism, drive keycap and move with respect to framework, reduce the height of key switch.In addition and since keycap when moving sliding part and guide groove only for line contacts, the low and easy startup of frictional force.Moreover the path of motion of keycap has the displacement of X, Y, three directions of Z simultaneously, even height (Z axle) reduces, still can keep certain stroke, keeps and presses feel.
The utility model is described by above-mentioned related embodiment, yet above-described embodiment is only for implementing example of the present utility model.Must be pointed out that the embodiment that has disclosed does not limit scope of the present utility model.On the contrary, the change of doing in not breaking away from spirit and scope of the present utility model and retouching all belong to scope of patent protection of the present utility model.
Claims (21)
1. key switch is characterized in that comprising:
Keycap is used for the user and is pressed;
Base is positioned under this keycap;
Framework comprises an accommodation space to take in this keycap, and this accommodation space extends along X-axis, Y-axis and Z axle, and this X-axis, this Y-axis are perpendicular to one another arbitrarily between the two with this Z axle;
Guide mechanism, be arranged between this keycap and this framework, press in the process of this keycap this user, this guide mechanism keeps this keycap to be parallel to the plane at this X-axis and this Y-axis place, and this guide mechanism guides this keycap to move along a path, and this path allows this keycap on this X-axis, this Y-axis and this Z axle displacement be arranged all.
2. key switch as claimed in claim 1 is characterized in that this keycap has reference point, and this path has starting point and terminal point, this keycap can be with respect to this frame movement between primary importance and the second place, and when this keycap during in this primary importance, this reference point is positioned at coordinate (x1, y1 z1) locates, when this keycap during in this second place, this reference point is positioned at coordinate (x2, y2 z2) locates, and x1 is not equal to x2, y1 is not equal to y2, and z1 is not equal to z2.
3. key switch as claimed in claim 2 is characterized in that this path is straight line, and this starting point in this path is parallel to this reference point to the vector of this terminal point, and (x1, y1 z1) move to coordinate (x2, y2, vector z2) from coordinate.
4. key switch as claimed in claim 2 is characterized in that this path is curve.
5. key switch as claimed in claim 1, it is characterized in that this guide mechanism comprises a plurality of guide grooves and a plurality of sliding part, these a plurality of guide grooves are arranged on this base, and has identical gradient, these a plurality of sliding parts are arranged on this keycap, press in this keycap process this user, these a plurality of sliding parts respectively in these a plurality of guide grooves to the identical height of lower slider essence, be parallel to the plane at this X-axis and this Y-axis place to keep this keycap.
6. key switch as claimed in claim 1, it is characterized in that this guide mechanism comprises guide groove and sliding part, this guide groove is arranged on this base and has predetermined width, this sliding part is arranged on this keycap, the size of this sliding part is near this predetermined width, press in the process of this keycap this user, this sliding part to lower slider, only can move along this path to keep this keycap essence in this guide groove.
7. key switch as claimed in claim 1, it is characterized in that this guide mechanism comprises a plurality of guide grooves and a plurality of sliding part, these a plurality of guide grooves are arranged on this keycap and have identical gradient, these a plurality of sliding parts are fixed on this base, press in this keycap process this user, these a plurality of sliding parts are the identical difference in height of slip essence in these a plurality of guide grooves respectively, is parallel to the plane at this X-axis and this Y-axis place to keep this keycap.
8. key switch as claimed in claim 1, it is characterized in that this guide mechanism comprises guide groove and sliding part, this guide groove is arranged on this keycap and has predetermined width, this sliding part is fixed on this base, the size of this sliding part is near this predetermined width, press in the process of this keycap this user, this sliding part slides in this guide groove, only can move along this path to keep this keycap essence.
9. key switch is characterized in that comprising:
Base;
Keycap is arranged on this base, and this keycap can move between primary importance and the second place with respect to this base; And
Guide mechanism is made of at least one guide groove and at least one projection, and wherein this projection has an arcuate flanks;
Wherein, this keycap utilizes this guide mechanism to move to this second place by this primary importance when being pressed by the user, and this arcuate flanks of this projection contacts with this guide groove retention wire.
10. key switch as claimed in claim 9, this arcuate flanks that it is characterized in that this projection when this keycap is pressed by this user and the contact wire of this guide groove be circular arc.
11. key switch as claimed in claim 9 is characterized in that this projection is arranged at this keycap, this guide groove is arranged at this base; Perhaps, this guide groove is arranged at this keycap, and this projection is arranged at this base.
12. key switch as claimed in claim 9 is characterized in that this arcuate flanks is sphere.
13. key switch as claimed in claim 9 is characterized in that more comprising backlight module, is arranged under this base, wherein this keycap comprises transparent area, and the light source of this backlight module penetrates this transparent area.
14. key switch as claimed in claim 9 is characterized in that more comprising return mechanism, this keycap when being discharged by this user, utilize this return mechanism by this second site reversion to this primary importance.
15. key switch as claimed in claim 14, it is characterized in that this return mechanism is made up of first magnetic part and second magnetic part, and this button more comprises framework, be arranged at the outside of this keycap, wherein this first magnetic part is arranged at this keycap, and this second magnetic part is to being arranged at this framework by first magnetic part.
16. key switch as claimed in claim 15 is characterized in that this first magnetic part and this second magnetic part are made of the two-phase reverse armature respectively; Perhaps, this first magnetic part and this second magnetic part are made of ironware and magnet respectively.
17. key switch as claimed in claim 9 is characterized in that more comprising switch module, is arranged at this keycap below.
18. key switch as claimed in claim 9 is characterized in that more comprising limiting mechanism and framework, this framework is arranged at the outside of this keycap, and this limiting mechanism comes off in order to avoid this keycap.
19. key switch as claimed in claim 18 is characterized in that this limiting mechanism is made of at least one protuberance and at least one conduit.
20. key switch as claimed in claim 19 is characterized in that this protuberance is arranged at the corner of this keycap, this conduit is arranged at this framework to position that should protuberance.
21. a keyboard has first key switch and second key switch, it is characterized in that, this first key switch and this second key switch comprise respectively:
Base;
Keycap is arranged on this base, and this keycap can move between primary importance and the second place with respect to this base;
Framework, this framework is arranged at the outside of this keycap;
Guide mechanism, constituted by at least one guide groove and at least one projection, wherein this projection has an arcuate flanks, and this keycap utilizes this guide mechanism to move to this second place by this primary importance when being pressed by the user, and this arcuate flanks of this projection contacts with this guide groove retention wire;
Limiting mechanism is arranged at contiguous this keycap corner, comes off from this framework in order to avoid this keycap; And
Return mechanism is arranged near the center line of this keycap, this keycap when being discharged by the user, utilize this return mechanism by this second site reversion to this primary importance;
Wherein this first key switch and this second key switch are arranged in proximity to each other, and stagger in the position of return mechanism in this framework of the limiting mechanism of this first key switch and this second key switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320072582 CN203118832U (en) | 2013-02-08 | 2013-02-08 | Key switch and keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320072582 CN203118832U (en) | 2013-02-08 | 2013-02-08 | Key switch and keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203118832U true CN203118832U (en) | 2013-08-07 |
Family
ID=48899154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320072582 Withdrawn - After Issue CN203118832U (en) | 2013-02-08 | 2013-02-08 | Key switch and keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203118832U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151204A (en) * | 2013-02-08 | 2013-06-12 | 苏州达方电子有限公司 | Key switch and keyboard |
| CN103531389A (en) * | 2013-09-16 | 2014-01-22 | 苏州达方电子有限公司 | Keyboard |
-
2013
- 2013-02-08 CN CN 201320072582 patent/CN203118832U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151204A (en) * | 2013-02-08 | 2013-06-12 | 苏州达方电子有限公司 | Key switch and keyboard |
| CN103151204B (en) * | 2013-02-08 | 2015-06-10 | 苏州达方电子有限公司 | Key switch and keyboard |
| CN103531389A (en) * | 2013-09-16 | 2014-01-22 | 苏州达方电子有限公司 | Keyboard |
| CN103531389B (en) * | 2013-09-16 | 2015-09-02 | 苏州达方电子有限公司 | Keyboard |
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