CN104851617A - Key structure - Google Patents
Key structure Download PDFInfo
- Publication number
- CN104851617A CN104851617A CN201510178225.0A CN201510178225A CN104851617A CN 104851617 A CN104851617 A CN 104851617A CN 201510178225 A CN201510178225 A CN 201510178225A CN 104851617 A CN104851617 A CN 104851617A
- Authority
- CN
- China
- Prior art keywords
- substrate
- press
- limiting
- keycap
- connecting rod
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/12—Push-buttons
- H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
- H01H3/125—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor using a scissor mechanism as stabiliser
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- 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
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/20—Driving mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/002—Legends replaceable; adaptable
- H01H2219/014—LED
- H01H2219/016—LED programmable
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention provides a key structure, comprising a substrate, a keycap, and a connecting rod. The substrate has two limiting structures arranged on the substrate. Each limiting structure has two projection portions and a limiting portion. A first opening dimension is between the two projection portions. The limiting portion is protruded on one of the two projection portions, and the limiting portion is opposite to the other one of the two projection portions, so as to form a second opening dimension. The second opening dimension is smaller than the first opening dimension. The keycap has an assembly part. The connecting rod is arranged between the substrate and the keycap, and is provided with a connecting portion and two ends. The two ends respectively have a bending portion. The connecting portion is connected with the assembly part. When the two bending portions respectively enter the two limiting structures from the upper part of the substrate, the two bending portions push the two limiting portions to leave initial positions, and enter respectively corresponding projection portions. When the two limiting portions return to the initial positions, the two limiting portions limit the two bending portions in the corresponding two projection portions. The key structure is beneficial for automated machine assembly, and can prevent man-made assembly faults.
Description
Technical field
The invention relates to a kind of press-key structure, and relate to a kind of press-key structure being applicable to directly to descend introducing-type to assemble especially.
Background technology
With regard to the keyboard that current desktop computer uses, all there is keycap and substrate, and support, to provide the elastic-restoring force of keycap with elastic component between keycap and substrate.In addition, in larger or longer button, (as shift, enter and space key) often uses connecting rod (link bar) to reduce it to rock degree.But the assembling of current connecting rod almost uses the mode of manpower to assemble completely, and the cost therefore assembled is higher, and the efficiency utilizing manpower to assemble is lower, fault rate is higher.Moreover the connecting rod of traditional side direction introducing-type assembling is assembled because limited space is only applicable to manpower, therefore is unfavorable for that automated machine is assembled.
Summary of the invention
The present invention has about a kind of press-key structure, and its connecting rod adopts straight lower introducing-type assembling, is beneficial to automated machine assembling, and can avoids the error of human factor, and then improve the efficiency of assembling.
To achieve these goals, the present invention proposes a kind of press-key structure, this press-key structure comprises substrate, keycap and connecting rod: substrate has two position limiting structures, this two position limiting structure is arranged on this substrate, respectively this position limiting structure has two juts and limiting section, between this two jut, there is the first opening size, this limiting section protrude from this two jut one of them, and this limiting section and this two jut wherein another is relative, to form the second opening size, this second opening size is less than this first opening size; Keycap has assembly; Connecting rod is arranged between this substrate and keycap, and this connecting rod has connecting portion and both ends, and these both ends have a kink respectively, and this connecting portion is connected to this assembly; When this two kink enters this two position limiting structure respectively by the top of this substrate, this two kink is pushed this two limiting section and is left initial position, and makes this two kink enter among each self-corresponding jut respectively; When this two limiting section returns back to this initial position, this two kink is limited among two corresponding juts by this two limiting section, and when this keycap moves relative to base plate, this two kink slides respectively at rotating in two juts of correspondence or being parallel to this substrate.
As optional technical scheme, the size of this kink is less than or equal to this first opening size, or the size of this kink is greater than this second opening size.
As optional technical scheme, have a direction when this kink enters this position limiting structure, this direction is parallel with the normal direction of this substrate.
As optional technical scheme, this connecting rod is articulated in this assembly rotationally or connects this assembly slidably.
As optional technical scheme, this press-key structure more comprises support module, and this support module is arranged between this keycap and this substrate, moves both vertically relative to this substrate in order to support this keycap.
As optional technical scheme, this substrate and this two position limiting structure one-body molded, and this substrate in this two position limiting structure shaping region correspondence formed two openings.
As optional technical scheme, this press-key structure more comprises lifting structure, and one end of this lifting structure connects this keycap, and the other end of this lifting structure connects this substrate.
In addition, the present invention also proposes another kind of press-key structure, and this press-key structure comprises substrate, two position limiting structures, keycap and connecting rod.Two position limiting structures are arranged on this substrate, and this two position limiting structure has two juts and two limiting sections, and this two limiting section is outstanding from the side of this two jut respectively, and this two limiting sections projected direction is contrary; Keycap has assembly; Connecting rod is arranged between this substrate and keycap, and this connecting rod has connecting portion and both ends, and this connecting portion is connected to this assembly; When these both ends enter this two position limiting structure respectively by the top of this substrate, these both ends are pushed this two limiting section respectively and are left initial position; When this two limiting section returns back to this initial position, these both ends are limited to below this two limiting section by this two limiting section respectively.
As optional technical scheme, when these both ends are limited to below this two limiting section respectively, these both ends are set in parallel between this two jut or this two jut is set in parallel between these both ends.
As optional technical scheme, this press-key structure more comprises support module, and this support module is arranged between this keycap and this substrate, moves both vertically relative to this substrate in order to support this keycap.
As optional technical scheme, this substrate and this two position limiting structure one-body molded, and this substrate in this two position limiting structure shaping region correspondence formed two openings.
As optional technical scheme, this substrate corresponds to below this two limiting section has two flutings.
As optional technical scheme, have a direction when these both ends enter this position limiting structure, the normal direction of this direction and this substrate is substantial parallel.
As optional technical scheme, this press-key structure more comprises lifting structure, and one end of this lifting structure connects this keycap, and the other end of this lifting structure connects this substrate.
Compared with prior art, press-key structure disclosed by the present invention, its connecting rod adopts straight lower introducing-type assembling, be beneficial to automated machine assembling, therefore can improve the efficiency of assembling, assemble because limited space is only applicable to manpower relative to the connecting rod of traditional side direction introducing-type assembling, press-key structure of the present invention adopts automated machine assembling, the assembling of human factor can be avoided to slip up, to improve reliability
Accompanying drawing explanation
Figure 1A illustrates the components broken down schematic diagram of the press-key structure according to first embodiment of the invention.
Figure 1B illustrates the schematic diagram after press-key structure assembling.
Fig. 2 A illustrates connecting rod and is connected to side schematic view between keycap and position limiting structure slidably.
The connecting rod that Fig. 2 B illustrates another embodiment is connected to the side schematic view between keycap and position limiting structure slidably.
Fig. 2 C illustrates the schematic perspective view of position limiting structure.
Fig. 3 A to Fig. 3 C illustrates the schematic diagram of connection rod set process of assembling.
Fig. 4 A illustrates the front schematic view of the press-key structure of second embodiment of the invention.
Fig. 4 B illustrates the front schematic view after press-key structure pressurized.
Fig. 4 C illustrates connecting rod and is connected to side schematic view between keycap and position limiting structure.
Fig. 4 D illustrates the schematic diagram of another kind of position limiting structure.
Fig. 5 A and Fig. 5 B illustrates the schematic top plan view of another kind of connecting rod assembling mode.
Embodiment
Be below propose embodiment to be described in detail, embodiment only in order to illustrate as example, and is not used to the scope of limit the present invention for protection.
First embodiment
Please refer to Figure 1A to Fig. 2 C, wherein Figure 1A illustrates the components broken down schematic diagram of the press-key structure 100 according to first embodiment of the invention; Figure 1B illustrates the schematic diagram after press-key structure 100 assembling; Fig. 2 A illustrates connecting rod 150 and is connected to side schematic view between keycap 140 and position limiting structure 120 slidably; The connecting rod 150 that Fig. 2 B illustrates another embodiment is connected to the side schematic view between keycap 140 and position limiting structure 120 slidably; Fig. 2 C illustrates the schematic perspective view of position limiting structure 120.
The press-key structure 100 of the present embodiment comprises substrate 110, two position limiting structure 120, supports module 130, keycap 140 and connecting rod 150.Connecting rod 150 and support module 130 are arranged between substrate 110 and keycap 140.Connecting rod 150 has connecting portion 151 and both ends 152.Connecting portion 151 is positioned at the top side of connecting rod 150, and both ends 152 are positioned at the both sides, bottom of connecting rod 150.In addition, the both sides, bottom of connecting rod 150 bend inwards, and have two kinks 153 to make connecting rod 150 in both ends 152 place.Above-mentioned two kinks 153 are identical haply and parallel with the bearing of trend of connecting portion 151.In the present embodiment, without particular limitation of overbending direction and the angle of kink 153, that is two kink 153 outwards can be bent by the both sides, bottom of connecting rod 150, or one of them kink 153 is bent inwards by the both sides, bottom of connecting rod 150, another kink 153 wherein is outwards bent by the both sides, bottom of connecting rod 150 also can.
Two position limiting structures 120 are arranged on substrate 110, and corresponding with the position of two kinks 153.In fig. ib, when connecting rod 150 is assembled to substrate 110 from X toward Y-direction, two kinks 153 can be assembled in two position limiting structures 120 by the upper vertical of substrate 110 respectively.That is, have a direction (from X toward Y-direction) when each kink 153 enters position limiting structure 120, the normal direction of itself and substrate 110 is substantial parallel.The mode of this kind of straight-down negative importing is enough because of assembling space, is particularly suitable for the connecting rod of automated machine assembling.
Support module 130 and can comprise elastic component 132 and lifting structure 134, one end of lifting structure 134 connects this keycap, and its other end connects this substrate 110, is stably in vertical motion relative to substrate 110 to make support keycap 140.Keycap 140 has assembly 142, is arranged at the outside supporting module 130, and is connected with the connecting portion 151 of connecting rod 150.Press-key structure 100 after having assembled as shown in Figure 1B, can find out by figure, connecting rod 150 can make keycap 140 be supported on substrate 110 reposefully, when the position that keycap 140 is pressed is not in centre but in the left and right sides, the strength of pressing can be distributed to button by connecting rod 150 more fifty-fifty, and other are local, depart to avoid the unstable phenomenon of generation button inclination or pressing position the problem that trigger switch too far cannot produce triggering signal.Although lifting structure 134 presents in X-type mode in this embodiment, also V-shaped can be designed to.V-shaped elevating mechanism can with reference to U.S. Patent number US5, the patent documentation content of 657,860 correspondences.
Please refer to Fig. 2 A, for convenience of description, in figure, omit a part of keycap 140, only illustrate connecting rod 150 and the interconnective part of keycap 140 and connecting rod 150 and the interconnective part of position limiting structure 120.In the present embodiment, position limiting structure 120 comprises two juts 121 and limiting section 122, two juts 121 are parallel to the assembling direction (from X toward Y-direction) of connecting rod 150 haply, and between two juts 121, there is the first opening size D1, such as the outside dimension D3 of the kink 153 of connecting rod 150, when entering position limiting structure 120 from X toward Y-direction to make the kink 153 of connecting rod 150, the kink 153 of connecting rod 150 can be placed between two juts 121.In fig. 2, as the outside dimension D3 of the first opening size D1 close to the kink 153 of connecting rod 150, kink 153 only can rotate in two juts 121, and cannot slide or only have slip by a small margin, and then the position of both sides, limiting rod 150 bottom.Meanwhile, in fig. 2, assembly 142 includes groove 144, and when keycap 140 pressurized, the connecting portion 151 of connecting rod 150 top side can horizontal slip in the groove 144 of assembly 142.
Then, please the deviation of comparison diagram 2A and Fig. 2 B, in fig. 2b, the bottom side of two juts 121 has comparatively big uncork dimension D 4 relative to top side, to make the kink 153 of connecting rod 150 can not only be placed between two juts 121, slip by a relatively large margin more can be carried out between two juts 121.Meanwhile, in fig. 2b, the connecting portion 151 of connecting rod 150 top side is articulated in assembly 142 rotationally, and cannot slide or only have slip by a small margin, and then the position of limiting rod 150 top side.
In above-mentioned two embodiments, limiting section 122 is arranged at one of them top side of two juts 121, and it is laterally projecting between two juts 121, to make limiting section 122 relative with another jut 121, and then be formed with the second opening size D2 (namely defining the second opening size D2 between limiting section 122 and the jut 121 that limiting section 122 is not set).As shown in Figure 2 A and 2 B, the second opening size D2 is less than the first opening size D1, and therefore when the kink 153 of connecting rod 150 enters position limiting structure 120 from X toward Y-direction, its kink 153 certainly will will be pushed limiting section 122 and just can enter in two juts 121.
In fig. 2 c, substrate 110 is one-body molded with position limiting structure 120, such as, carry out punching press to part substrate 110, forms opening 112 to make substrate 110 in the region correspondence that position limiting structure 120 is shaping.In the present embodiment, if affect the intensity of substrate 110 in order to avoid punching press, can stagger in the position of two juts 121, but also can stagger side by side and not in the position of two juts 121, and to reduce the space taken, the present invention is not limited this.
Please refer to Fig. 3 A to Fig. 3 C, it illustrates the schematic diagram of connecting rod 150 assembling process.When the kink 153 of connecting rod 150 pushes advance from X toward Y-direction, limiting section 122 is left initial position P1 by pushing, and because limiting section 122 has certain elastic force, therefore can bear compressional deformation.Limiting section 122 can press punching to form by a part for jut 121, can be tool metal material springy or plastic material, and limiting section 122 can produce deformation along pushing direction and be built in jut 121, to make kink 153 by limiting section 122.When limiting section 122 returns back to initial position P1, kink 153 can be limited among two juts 121 by limiting section 122, as shown in Figure 3 C.
Second embodiment
Please refer to Fig. 4 A to Fig. 4 D, wherein Fig. 4 A illustrates the front schematic view of the press-key structure 200 of second embodiment of the invention; Fig. 4 B illustrates the front schematic view after press-key structure 200 pressurized; Fig. 4 C illustrates connecting rod 250 and is connected to side schematic view between keycap 240 and position limiting structure 220; Fig. 4 D illustrates the schematic diagram of another kind of position limiting structure 220 '.In the present embodiment, connecting rod 250 has connecting portion 251 and both ends 252, and connecting portion 251 is positioned at the top side of connecting rod 250, and both ends 252 are positioned at the both sides, bottom of connecting rod 250.The connecting portion 251 of connecting rod 250 is connected with the assembly 242 of keycap 240, such as, be pivot joint rotationally or connect slidably.In addition, two position limiting structures 220 are arranged on substrate 210, and each position limiting structure 220 has jut 221 and limiting section 222.Two limiting sections 222 are such as arranged at the top side of jut 221, and are given prominence to by the side of two juts 221 respectively.As shown in Figure 4 A, the projected direction of this two limiting section 222 is contrary, and the both ends 252 of connecting rod 250 are restricted to below two limiting sections 222, can be arranged at abreast between two juts 221 to make the both ends 252 of connecting rod 250.
In the present embodiment, the both ends 252 of connecting rod 250 can be assembled in two position limiting structures 220 by the upper vertical of substrate 210 respectively.That is, have a direction (from X toward Y-direction) when each end 252 enters position limiting structure 220, the normal direction of itself and substrate 210 is substantial parallel.The mode of this kind of straight-down negative importing is enough because of assembling space, is particularly suitable for the connecting rod of automated machine assembling.
Though the present embodiment does not illustrate support module, the press-key structure 200 of the present embodiment also can comprise the support module 130 described in the first embodiment, is stably in vertical motion relative to substrate 210 to support keycap 240.
Please refer to Fig. 4 A, substrate 210 corresponds to below two limiting sections 222 has two flutings 211.When keycap 240 non-pressurized, the both ends 252 of connecting rod 250 can extend in two flutings 211 respectively, and are restricted to below two limiting sections 222, as shown in Figure 4 C.In figure 4b, when keycap 240 pressurized, the connecting portion 251 of connecting rod 250 moves down with keycap 240, and now, the both ends 252 of connecting rod 250 move up relative to substrate 210 and away from fluting 211.
In the present embodiment, substrate 210 and position limiting structure 220 can be one-body molded, such as, part substrate 210 is carried out to punching press and bends, and form opening to make substrate 210 in the region correspondence that position limiting structure 220 is shaping, relevant explanation please refer to Fig. 2 C of the first embodiment, does not repeat them here.
Then, ask the difference place of comparison diagram 4A and Fig. 4 D, in Figure 4 A, two limiting sections 222 are given prominence to respectively to the inner side of two juts 221, are restricted between two juts 221 to make the both ends 252 of connecting rod 250.In fig. 4d, two limiting sections 222 are protruding outside respectively to two juts 221, and now, two juts 221 are set in parallel between both ends 252, but the both ends 252 of connecting rod 250 still can be restricted to below two limiting sections 222.
Please refer to Fig. 4 A, due to connecting rod 250 both ends 252 between distance S1 be greater than distance S2 between two limiting sections 222, thus, when the both ends 252 of connecting rod 250 enter position limiting structure 220 from X toward Y-direction, both ends 252 certainly will will be pushed limiting section 222 and just can be entered in two juts 221.That is when the both ends 252 of connecting rod 250 push advance from X toward Y-direction, limiting section 222 is left initial position by pushing, and because limiting section 222 has certain elastic force, therefore can bear compressional deformation.When two limiting sections 222 return back to initial position, both ends 252 can be limited among two juts 221 by two limiting sections 222, as shown in Figure 4 A.The limiting section 222 of the present embodiment also can adopt the enforcement aspect of the limiting section 122 shown in Fig. 2 C, detailed content is described above, do not repeat them here, similar, limiting section 222 can press punching to form by a part for jut 221, can be tool metal material springy or plastic material, limiting section 222 can produce deformation along pushing direction and be built in jut 221, to make both ends 252 by limiting section 222.
Then, please refer to Fig. 5 A and Fig. 5 B, it illustrates the schematic top plan view of another kind of connecting rod 250 assembling mode.With vertical view towards the direction in face the assembling direction for connecting rod 250, when the both ends 252 of connecting rod 250 be subject to two limiting sections 222 push and away from initial position P2 time, because the both ends 252 of connecting rod 250 have certain elastic force, therefore compressional deformation can be born.Now, the both ends 252 of connecting rod 250 can guide along the inclined-plane of two limiting sections 222 and to move inward and by two limiting sections 222.In figure 5b, when the both ends 252 of connecting rod 250 return back to initial position P2, both ends 252 can be limited among two juts 221 by two limiting sections 222.
In sum, press-key structure disclosed by the above embodiment of the present invention, its connecting rod adopts straight lower introducing-type assembling, be beneficial to automated machine assembling, therefore can improve the efficiency of assembling, assemble because limited space is only applicable to manpower relative to the connecting rod of traditional side direction introducing-type assembling, press-key structure of the present invention adopts automated machine assembling, the assembling of human factor can be avoided to slip up, to improve reliability.
The present invention is described by above-mentioned related embodiment, but above-described embodiment is only enforcement example of the present invention.Must it is noted that the embodiment disclosed limit the scope of the invention.On the contrary, change done without departing from the spirit and scope of the present invention and retouching, all belong to scope of patent protection of the present invention.
Claims (14)
1. a press-key structure, is characterized in that, this press-key structure comprises:
Substrate, there are two position limiting structures, this two position limiting structure is arranged on this substrate, respectively this position limiting structure has two juts and limiting section, between this two jut, there is the first opening size, this limiting section protrude from this two jut one of them, and this limiting section and this two jut wherein another is relative, to form the second opening size, this second opening size is less than this first opening size;
Keycap, has assembly; And
Connecting rod, be arranged between this substrate and keycap, this connecting rod has connecting portion and both ends, and these both ends have a kink respectively, and this connecting portion is connected to this assembly;
Wherein, when this two kink enters this two position limiting structure respectively by the top of this substrate, this two kink is pushed this two limiting section and is left initial position, and makes this two kink enter among each self-corresponding jut respectively; When this two limiting section returns back to this initial position, this two kink is limited among two corresponding juts by this two limiting section, and when this keycap moves relative to base plate, this two kink slides respectively at rotating in two juts of correspondence or being parallel to this substrate.
2. press-key structure as claimed in claim 1, it is characterized in that, the size of this kink is less than or equal to this first opening size, or the size of this kink is greater than this second opening size.
3. press-key structure as claimed in claim 1, it is characterized in that having a direction when this kink enters this position limiting structure, this direction is parallel with the normal direction of this substrate.
4. press-key structure as claimed in claim 1, it is characterized in that, this connecting rod is articulated in this assembly rotationally or connects this assembly slidably.
5. press-key structure as claimed in claim 1, it is characterized in that, this press-key structure more comprises support module, and this support module is arranged between this keycap and this substrate, moves both vertically relative to this substrate in order to support this keycap.
6. press-key structure as claimed in claim 1, is characterized in that, this substrate is one-body molded with this two position limiting structure, and this substrate is in the shaping corresponding formation in region two openings of this two position limiting structure.
7. press-key structure as claimed in claim 1, it is characterized in that, this press-key structure more comprises lifting structure, and one end of this lifting structure connects this keycap, and the other end of this lifting structure connects this substrate.
8. a press-key structure, is characterized in that, this press-key structure comprises:
Substrate;
Two position limiting structures, are arranged on this substrate, and this two position limiting structure has two juts and two limiting sections, and this two limiting section is outstanding from the side of this two jut respectively, and this two limiting sections projected direction is contrary;
Keycap, has assembly; And
Connecting rod, be arranged between this substrate and keycap, this connecting rod has connecting portion and both ends, and this connecting portion is connected to this assembly;
Wherein, when these both ends enter this two position limiting structure respectively by the top of this substrate, these both ends are pushed this two limiting section respectively and are left initial position; When this two limiting section returns back to this initial position, these both ends are limited to below this two limiting section by this two limiting section respectively.
9. press-key structure as claimed in claim 8, it is characterized in that, when these both ends are limited to below this two limiting section respectively, these both ends are set in parallel between this two jut or this two jut is set in parallel between these both ends.
10. press-key structure as claimed in claim 8, it is characterized in that, this press-key structure more comprises support module, and this support module is arranged between this keycap and this substrate, moves both vertically relative to this substrate in order to support this keycap.
11. press-key structures as claimed in claim 8, is characterized in that, this substrate and this two position limiting structure one-body molded, and this substrate in this two position limiting structure shaping region correspondence formed two openings.
12. press-key structures as claimed in claim 8, is characterized in that, this substrate corresponds to below this two limiting section has two flutings.
13. press-key structures as claimed in claim 8, it is characterized in that having a direction when these both ends enter this position limiting structure, the normal direction of this direction and this substrate is substantial parallel.
14. press-key structures as claimed in claim 8, it is characterized in that, this press-key structure more comprises lifting structure, and one end of this lifting structure connects this keycap, and the other end of this lifting structure connects this substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510178225.0A CN104851617B (en) | 2015-04-16 | 2015-04-16 | Press-key structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510178225.0A CN104851617B (en) | 2015-04-16 | 2015-04-16 | Press-key structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104851617A true CN104851617A (en) | 2015-08-19 |
| CN104851617B CN104851617B (en) | 2017-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510178225.0A Active CN104851617B (en) | 2015-04-16 | 2015-04-16 | Press-key structure |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201392754Y (en) * | 2009-04-21 | 2010-01-27 | 苏州达方电子有限公司 | Keypad and keyboard |
| CN201435329Y (en) * | 2009-05-07 | 2010-03-31 | 苏州达方电子有限公司 | Keys and keyboard |
| US20100231518A1 (en) * | 2008-04-29 | 2010-09-16 | Stephen Chen | Keyboard having multi-axis balance touch keys |
-
2015
- 2015-04-16 CN CN201510178225.0A patent/CN104851617B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100231518A1 (en) * | 2008-04-29 | 2010-09-16 | Stephen Chen | Keyboard having multi-axis balance touch keys |
| CN201392754Y (en) * | 2009-04-21 | 2010-01-27 | 苏州达方电子有限公司 | Keypad and keyboard |
| CN201435329Y (en) * | 2009-05-07 | 2010-03-31 | 苏州达方电子有限公司 | Keys and keyboard |
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| Publication number | Publication date |
|---|---|
| CN104851617B (en) | 2017-07-25 |
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