CN105304387A - Key and keyboard - Google Patents
Key and keyboard Download PDFInfo
- Publication number
- CN105304387A CN105304387A CN201510764288.4A CN201510764288A CN105304387A CN 105304387 A CN105304387 A CN 105304387A CN 201510764288 A CN201510764288 A CN 201510764288A CN 105304387 A CN105304387 A CN 105304387A
- Authority
- CN
- China
- Prior art keywords
- electrical equipment
- circuit board
- movable part
- high resiliency
- button
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/002—Calculator, computer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2235/00—Springs
- H01H2235/01—Spiral spring
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention provides a key. The key comprises a keycap, a movable part, a high-elasticity part, a low-elasticity part and a circuit board; the high-elasticity part is connected with one end of the low-elasticity part; the circuit board is provided with a first electric appliance contact and a second electric appliance contact; the movable part is arranged on the lower side of the keycap, and the movable part is connected with the high-elasticity part; when the keycap drives the movable part to move downwardly, the high-elasticity part is in a load state; the circuit board is arranged on the lower side of the movable part; the high-elasticity part is connected with the first electric appliance contact; the low-elasticity part is separated from the second electric appliance contact; and when the keycap drives the movable part to move towards the circuit board, the first electric appliance contact and the second electric appliance contact are closed.
Description
Technical field
The present invention relates to the technical field of computer hardware equipment, especially relate to a kind of button and keyboard.
Background technology
Along with the high speed development of science and technology and improving constantly of people's living standard, computer has become in routine office work and life, the electronic equipment often can used.Keyboard is as hardware device indispensable in computer use, and the input for computer has vital effect.Keyboard arranges multiple button, and English alphabet, numeral, punctuation mark etc., by knocking corresponding button, can be input in computer, thus give an order to computer by user.
The button of existing keyboard comprises electrical equipment contact, spring and movable part, and under normal circumstances, the quantity of the electrical equipment contact of a switch is two; When pressing keys, spring is compressed, and movable part moves downward, and two electrical equipment contacts are contacted, thus connects electrical equipment contact, finally realizes the function of button; After unclamping button, spring is released, and returns in the process of nature at spring, drives movable part to move up, two electrical equipment contacts are separated, thus ensures that electrical equipment contact is not communicated with.
In the prior art, electrical equipment contact is that metal material is made, and when utilizing movable part conducting and disconnecting two electrical equipment contacts, movable part produces with two electrical equipment contacts all the time and rubs, and repetitious friction will reduce the useful life of electrical equipment contact, thus reduce its sensitivity; And two electrical equipment contacts of the prior art plug on circuit boards mostly, can only adopt artificial manual plug-in unit, production process is loaded down with trivial details, can consume a large amount of human costs, reduces production efficiency.
Summary of the invention
The object of the present invention is to provide a kind of button and keyboard, to solve the process technique problem existed in prior art.
A kind of button provided by the invention, comprising: keycap, movable part, high resiliency part, low elasticity part, circuit board; Described high resiliency part is connected with one end of described low elasticity part, described circuit board is provided with the first electrical equipment contact and the second electrical equipment contact; Described movable part is arranged on the downside of described keycap, and this movable part is connected with described high resiliency part;
When described keycap drives described movable part to move downward, described high resiliency part can be made to be in load condition; Described circuit board is arranged on the downside of described movable part; Described high resiliency part is connected with described first electrical equipment contact, and described low elasticity part is separated with described second electrical equipment contact; When described keycap drives described movable part to shift to described circuit board, described first electrical equipment contact and described second electrical equipment junction closure.
Further, also comprise shell, the inside of described shell is provided with the cavity of both ends open, and described movable part is arranged in described cavity, and described shell is arranged on the upside of described circuit board.
Further, the position limiting structure limiting described movable part lengthwise movement is provided with between described shell and described movable part.
Further, described position limiting structure comprises protuberance one and protuberance two; Described protuberance one is arranged on the lower end of described movable part, and is bent outwardly; Described protuberance two is arranged on the upper end of described shell, and curves inwardly.
Further, described shell is provided with snap fit, described snap fit passes described circuit board and is held on described circuit board.
Further, described high resiliency part and described low elasticity part are spring.
Further, described high resiliency part is set on described movable part, and one end of described high resiliency part is connected with described movable part, and the other end of described high resiliency part is connected with described first electrical equipment contact;
Described low elasticity part is set in the inside of described high resiliency part, and one end of described low elasticity part is connected with described high resiliency part, and the other end is separated with described second electrical equipment contact; When described low elasticity part is connected with described second electrical equipment contacts, described first electrical equipment contact and described second electrical equipment junction closure.
Further, described circuit board is provided with watertight composition.
Present invention also offers a kind of keyboard, comprising: multiple button as above, and described button is arranged on same circuit board.
Further, also fixed head is comprised; Described fixed head is arranged on the upside of described circuit board, and described fixed head is provided with multiple through hole; Described button is arranged in described through hole.
A kind of button provided by the invention and keyboard, button comprises keycap, movable part, high resiliency part, low elasticity part, has the circuit board of the first electrical equipment contact and the second electrical equipment contact; Keycap is connected with movable part contact, and high resiliency part is connected with movable part, and low elasticity part is connected with high resiliency part; And one end of high resiliency part is connected with the first electrical equipment contact, one end of low elasticity part is separated with the second electrical equipment contact; When pressing keycap, keycap can drive movable part to move down, movable part can compress high resiliency part in folding process, low elasticity part also can be driven to move down simultaneously, when low elasticity part and the second electrical equipment contacts, first electrical equipment contact and the second electrical equipment junction closure, thus realize the instruction of button.Above-mentioned button, only have when conducting first electrical equipment contact and the second electrical equipment contact, low elasticity part is connected with the second electrical equipment contacts, in all the other situations, low elasticity part all not with the second electrical equipment contacts, and high resiliency part all the time with the first electrical equipment contacts, this will reduce the first electrical equipment contact, frictional force suffered by the second electrical equipment contact greatly, thus the useful life both improving significantly, reduce the maintenance cost of button.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the specific embodiment of the invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the axonometric drawing of a kind of button provided by the invention;
Fig. 2 is the vertical view of the circuit board of a kind of button shown in Fig. 1;
Fig. 3 is the cutaway view in a kind of button A-A direction shown in Fig. 2;
Fig. 4 is the structural representation of the circuit board of a kind of button shown in Fig. 1;
Fig. 5 is the partial structurtes schematic diagram of a kind of keyboard provided by the invention;
Fig. 6 is the structural representation of a kind of keyboard shown in Fig. 5 when not installing button completely;
The structural representation of a kind of keyboard when not installing button completely that Fig. 7 provides for another embodiment of the present invention.
Reference numeral:
1-button; 2-circuit board; 3-keyboard;
4-fixed head; 5-high resiliency part; 6-low elasticity part;
11-keycap; 12-shell; 13-movable part;
21-first electrical equipment contact; 22-second electrical equipment contact; 41-through hole;
121-snap fit.
Embodiment
Be clearly and completely described technical scheme of the present invention below in conjunction with accompanying drawing, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Fig. 1 is the axonometric drawing of a kind of button provided by the invention; Fig. 2 is the vertical view of the circuit board of a kind of button shown in Fig. 1; Fig. 3 is the cutaway view in a kind of button A-A direction shown in Fig. 2; Fig. 4 is the structural representation of the circuit board of a kind of button shown in Fig. 1; Fig. 5 is the partial structurtes schematic diagram of a kind of keyboard provided by the invention; Fig. 6 is the structural representation of a kind of keyboard shown in Fig. 5 when not installing button completely; The structural representation of a kind of keyboard when not installing button completely that Fig. 7 provides for another embodiment of the present invention.
As Figure 1-4, a kind of button 1 that the present embodiment provides, comprising: keycap 11, movable part 13, high resiliency part 5, low elasticity part 6, circuit board 2; High resiliency part 5 is connected with one end of low elasticity part 6, circuit board 2 is provided with the first electrical equipment contact 21 and the second electrical equipment contact 22; Movable part 13 is arranged on the downside of keycap 11, and this movable part 13 is connected with high resiliency part 5; When keycap 11 drives movable part 13 to move downward, high resiliency part 5 can be made to be in load condition; Circuit board 2 is arranged on the downside of movable part 13; High resiliency part 5 is connected with the first electrical equipment contact 21, and low elasticity part 6 is separated with the second electrical equipment contact 22; When keycap 11 drives movable part 13 to shift to circuit board 2, the first electrical equipment contact 21 and the second electrical equipment contact 22 close.
Button 1 operation principle that the present embodiment provides is: in its natural state, and high resiliency part 5 is connected with the first electrical equipment contact 21 away from one end of keycap 11, and low elasticity part 6 does not contact with the second electrical equipment contact 22 away from one end of keycap 11, that is, be in released state; When pressing keycap 11, movable part 13 can along with moving down, and now, high resiliency part 5 is compressed, because low elasticity part 6 is connected with high resiliency part 5, therefore, high resiliency part 5 is by the process compressed, and low elasticity part 6 can move down, when low elasticity part 6 contacts with the second electrical equipment contact 22, first electrical equipment contact 21 and the second electrical equipment contact 22 conducting, thus turning circuit, make keyboard 3 perform this button 1 instruction.
As shown in Figure 4, the first electrical equipment contact 21 and the second electrical equipment contact 22 print on the circuit board 2, when two electrical equipment junction closures, and circuit board 2 and being energized between high resiliency part 5 and low elasticity part 6, thus realize button 1 instruction; When low elasticity part 6 and the second electrical equipment contact 22 disconnect, circuit board 2 power-off.
High resiliency part 5 and low elasticity part 6 refer to the component that the resilient material of apparatus is made, and it can produce elastic deformation under the effect of load, can return to original physical dimension and shape after removing load.
As the preferred scheme of one, particularly, high resiliency part 5 and low elasticity part 6 are spring.
Spring structure is simple, elasticity is better, long service life, be widely used and price comparatively cheap, select spring as high resiliency part 5 and low elasticity part 6, the whole assembling procedure of button 1 can be simplified; Simultaneously comparatively cheap price, can save the cost of manufacture of button 1; Good elasticity and longer useful life, button 1 can be met in use, because need repeatedly to press, so to the elasticity of spring with there is higher requirement useful life.
When high resiliency part 5 and low elasticity part 6 are spring, high resiliency part 5 is set on movable part 13, and one end of high resiliency part 5 is connected with movable part 13, and the other end of high resiliency part 5 is connected with the first electrical equipment contact 21; Low elasticity part 6 is set in the inside of high resiliency part 5, and one end of low elasticity part 6 is connected with high resiliency part 5, and the other end is separated with the second electrical equipment contact 22; When low elasticity part 6 to contact with the second electrical equipment contact 22 connect time, the first electrical equipment contact 21 and the second electrical equipment contact 22 close.
Certainly, low elasticity part 6 also can be set in the outside of high resiliency part 5.
High resiliency part 5 can adopt the mode be fixedly connected with to be connected with movable part 13, and the mode removably connected also can be adopted to be connected with movable part 13; Low elasticity part 6 can be weld with the connection of high resiliency part 5, also can be overlap joint, certainly, can also be one adult; High resiliency part 5 and the connection of the first electrical equipment contact 21 can be only contact to connect, and also can be connected by welding.
A kind of button 1 that the present embodiment provides and keyboard 3, button 1 comprises keycap 11, movable part 13, high resiliency part 5, low elasticity part 6, has the circuit board 2 of the first electrical equipment contact 21 and the second electrical equipment contact 22; Keycap 11 is connected with movable part 13 contact, and high resiliency part 5 is connected with movable part 13, and low elasticity part 6 is connected with high resiliency part 5; And one end of high resiliency part 5 is connected with the first electrical equipment contact 21, one end of low elasticity part 6 is separated with the second electrical equipment contact 22; When pressing keycap 11, keycap 11 can drive movable part 13 to move down, movable part 13 can compress high resiliency part 5 in folding process, low elasticity part 6 also can be driven to move down simultaneously, when low elasticity part 6 contacts with the second electrical equipment contact 22, first electrical equipment contact 21 and the second electrical equipment contact 22 close, thus realize the instruction of button 1.Above-mentioned button 1, only have when conducting first electrical equipment contact 21 and the second electrical equipment contact 22, low elasticity part 6 contacts with the second electrical equipment contact 22 and connects, in all the other situations, low elasticity part 6 does not all contact with the second electrical equipment contact 22, and high resiliency part 5 contacts with the first electrical equipment contact 21 all the time, and this will reduce the frictional force suffered by the first electrical equipment contact 21, second electrical equipment contact 22 greatly, thus the useful life both improving significantly, reduce the maintenance cost of button 1.
On the basis of above-described embodiment, particularly, also comprise shell 12, the inside of shell 12 is provided with the cavity of both ends open, and movable part 13 is arranged in cavity, and shell 12 is arranged on the upside of circuit board 2.
Shell 12 inside forms the cavity of a both ends open, thus movable part 13 can be placed on the inside of shell 12, adopt such structure, can effectively stop the impurity such as dust to enter, thus affect the sensitivity of circuit board 2 and proximity switch, the clean degree of button 1 inside can also be kept.As the preferred scheme of one, keycap 11 can cover on the outside of shell 12, further prevents the impurity such as dust on the impact of button 1 inside.
On the basis of above-described embodiment, particularly, the position limiting structure limiting movable part 13 lengthwise movement is provided with between shell 12 and movable part 13.
It should be noted that, position limiting structure can have multiple choices, every component that can stop movable part 13 lengthwise movement, can as the position-limit mechanism mentioned by the present invention.
On the basis of above-described embodiment, particularly, position limiting structure comprises protuberance one and protuberance two; Protuberance one is arranged on the lower end of movable part 13, and is bent outwardly; Protuberance two is arranged on the upper end of shell 12, and curves inwardly.
Position limiting structure is set between shell 12 and movable part 13, can effectively stops movable part 13 to come off out from shell 12; Such as; after pressing keys 1; unclamp in a flash; if the elasticity of high resiliency part 5 is excessive; the lower end of high resiliency part 5 is in transitory state simultaneously; movable part 13 likely ejects by larger elastic force from shell 12, therefore arranges the appearance that position limiting structure can avoid this kind of phenomenon effectively, thus guarantees that movable part 13 is positioned at the cavity of shell 12 all the time.
On the basis of above-described embodiment, particularly, shell 12 is provided with snap fit 121, snap fit 121 passes circuit board 2 and links closely on the circuit board 2.Shell 12 can be fixed on the circuit board 2 by snap fit 121, for convenience detach.
On the basis of above-described embodiment, particularly, circuit board 2 is provided with watertight composition.
On the basis of above-described embodiment, particularly, circuit board 2 is provided with prevents oxide covering.
Circuit board 2 in use, unavoidably will touch malaria, or is spilt water because of carelessness, moisture crosses the short circuit that may well cause circuit board 2, shorten its useful life, therefore at the surface spraying watertight composition of circuit board 2, can effectively avoid moisture on the impact of circuit board 2.
As illustrated in figs. 5-7, the present embodiment additionally provides a kind of keyboard 3, comprising: multiple button 1 as above, and button 1 is arranged on same circuit board 2.
By on the relevant position being arranged on circuit board 2 corresponding for the spring of button 1, thus realize the difference in functionality of different key 1.As shown in Figure 7, the shell 12 of multiple button 1 is one-body molded, then the movable part 13 of button 1 is also had spring all put into shaping after shell 12 in, final form a complete keyboard 3.Adopt and one-body moldedly effectively can reduce production process, save the production time, enhance productivity.
Circuit board 2 can select PCBA, and so-called PCBA is the circuit board 2 containing the electronic component that can realize keyboard 3 function.As the preferred scheme of one, prevent oxide covering at the surface spraying of PCBA.
On the basis of above-described embodiment, particularly, fixed head 4 is also comprised; Fixed head 4 is arranged on the upside of circuit board 2, and fixed head 4 is provided with multiple through hole 41; Button 1 is arranged in through hole 41.
The shell 12 of multiple button 1 can adopt the design of separate type with fixed head 4; Adopt above-mentioned design, first assembled by button 1, be then placed in the through hole 41 of fixed head 4 by the button 1 assembled, through hole 41 and the engaging of the shell 12 of button 1, can play the effect of fixing button 1.
In the use procedure of keyboard 3; unavoidably have a lot of dusts or impurity etc.; enter keyboard 3 inner; therefore fixed head 4 is set on keyboard 3; make keyboard 3 become a relatively airtight structure, the internal structure of keyboard 3 can be protected so by the impact of dust, moisture or other impurity.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a button, is characterized in that, comprising: keycap, movable part, high resiliency part, low elasticity part, circuit board; Described high resiliency part is connected with one end of described low elasticity part, described circuit board is provided with the first electrical equipment contact and the second electrical equipment contact; Described movable part is arranged on the downside of described keycap, and this movable part is connected with described high resiliency part;
When described keycap drives described movable part to move downward, described high resiliency part can be made to be in load condition; Described circuit board is arranged on the downside of described movable part; Described high resiliency part is connected with described first electrical equipment contact, and described low elasticity part is separated with described second electrical equipment contact; When described keycap drives described movable part to shift to described circuit board, described first electrical equipment contact and described second electrical equipment junction closure.
2. button according to claim 1, is characterized in that, also comprises shell, and the inside of described shell is provided with the cavity of both ends open, and described movable part is arranged in described cavity, and described shell is arranged on the upside of described circuit board.
3. button according to claim 2, is characterized in that, is provided with the position limiting structure limiting described movable part lengthwise movement between described shell and described movable part.
4. button according to claim 3, is characterized in that, described position limiting structure comprises protuberance one and protuberance two; Described protuberance one is arranged on the lower end of described movable part, and is bent outwardly; Described protuberance two is arranged on the upper end of described shell, and curves inwardly.
5. button according to claim 2, is characterized in that, described shell is provided with snap fit, and described snap fit passes described circuit board and is held on described circuit board.
6. the button according to any one of claim 1-5, is characterized in that, described high resiliency part and described low elasticity part are spring.
7. button according to claim 6, is characterized in that, described high resiliency part is set on described movable part, and one end of described high resiliency part is connected with described movable part, and the other end of described high resiliency part is connected with described first electrical equipment contact;
Described low elasticity part is set in the inside of described high resiliency part, and one end of described low elasticity part is connected with described high resiliency part, and the other end is separated with described second electrical equipment contact; When described low elasticity part is connected with described second electrical equipment contacts, described first electrical equipment contact and described second electrical equipment junction closure.
8. the button according to any one of claim 1-5, is characterized in that, described circuit board is provided with watertight composition.
9. a keyboard, is characterized in that, comprising: multiple button as described in any one of claim 1-7, and described button is arranged on same circuit board.
10. keyboard according to claim 9, is characterized in that, also comprises fixed head; Described fixed head is arranged on the upside of described circuit board, and described fixed head is provided with multiple through hole; Described button is arranged in described through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510764288.4A CN105304387A (en) | 2015-07-20 | 2015-11-10 | Key and keyboard |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510426280 | 2015-07-20 | ||
| CN2015104262807 | 2015-07-20 | ||
| CN201510764288.4A CN105304387A (en) | 2015-07-20 | 2015-11-10 | Key and keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105304387A true CN105304387A (en) | 2016-02-03 |
Family
ID=55201502
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510764288.4A Pending CN105304387A (en) | 2015-07-20 | 2015-11-10 | Key and keyboard |
| CN201520893192.3U Expired - Fee Related CN205140831U (en) | 2015-07-20 | 2015-11-10 | Key and keyboard |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520893192.3U Expired - Fee Related CN205140831U (en) | 2015-07-20 | 2015-11-10 | Key and keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN105304387A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113778234A (en) * | 2021-07-29 | 2021-12-10 | 荣耀终端有限公司 | Keyboard and electronic equipment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105304387A (en) * | 2015-07-20 | 2016-02-03 | 杨立涛 | Key and keyboard |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2073494B (en) * | 1980-04-03 | 1984-11-21 | Schoeller & Co Elektrotech | Electrical keyswitch |
| CN201112201Y (en) * | 2007-08-08 | 2008-09-10 | 中山市南朗镇创建电子元件厂 | Push-button switch |
| EP2009318A1 (en) * | 2007-06-30 | 2008-12-31 | Zweibrüder Optoelectronics GmbH | Compression spring |
| CN103426673A (en) * | 2012-05-22 | 2013-12-04 | 欧姆龙株式会社 | Switch |
| CN103762113A (en) * | 2014-01-29 | 2014-04-30 | 尚圃股份有限公司 | Structural improvement of key switch |
| CN205140831U (en) * | 2015-07-20 | 2016-04-06 | 杨立涛 | Key and keyboard |
-
2015
- 2015-11-10 CN CN201510764288.4A patent/CN105304387A/en active Pending
- 2015-11-10 CN CN201520893192.3U patent/CN205140831U/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2073494B (en) * | 1980-04-03 | 1984-11-21 | Schoeller & Co Elektrotech | Electrical keyswitch |
| EP2009318A1 (en) * | 2007-06-30 | 2008-12-31 | Zweibrüder Optoelectronics GmbH | Compression spring |
| CN201112201Y (en) * | 2007-08-08 | 2008-09-10 | 中山市南朗镇创建电子元件厂 | Push-button switch |
| CN103426673A (en) * | 2012-05-22 | 2013-12-04 | 欧姆龙株式会社 | Switch |
| CN103762113A (en) * | 2014-01-29 | 2014-04-30 | 尚圃股份有限公司 | Structural improvement of key switch |
| CN205140831U (en) * | 2015-07-20 | 2016-04-06 | 杨立涛 | Key and keyboard |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113778234A (en) * | 2021-07-29 | 2021-12-10 | 荣耀终端有限公司 | Keyboard and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN205140831U (en) | 2016-04-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160203 |
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| RJ01 | Rejection of invention patent application after publication |