CN104409259A - Keyboard device and key thereof - Google Patents
Keyboard device and key thereof Download PDFInfo
- Publication number
- CN104409259A CN104409259A CN201410619340.2A CN201410619340A CN104409259A CN 104409259 A CN104409259 A CN 104409259A CN 201410619340 A CN201410619340 A CN 201410619340A CN 104409259 A CN104409259 A CN 104409259A
- Authority
- CN
- China
- Prior art keywords
- chute
- base plate
- balancing pole
- button
- accommodation space
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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
Abstract
The invention provides a keyboard device and a key thereof. The key comprises a key cap, a bottom plate, a balancing bar and a damping sheet, wherein the bottom plate is provided with a clamping hook portion and an accommodating space; a slide groove is formed in the clamping hook portion; the accommodating space is located below the clamping hook portion and is communicated with the slide groove; the balancing bar is connected with the key cap and the bottom plate, so that the key cap can move up and down relative to the bottom plate; when the key cap moves up and down relative to the bottom plate, an end portion of the balancing bar slides in the slide groove; the damping sheet is arranged on the bottom plate and is provided with a body and an extension portion, wherein the extension portion extends from the body so as to cover the accommodating space; when the balancing bar slides in the slide groove, the end portion of the balancing bar contacts with the damping sheet, so that a contact area between the end portion of the balancing bar and the bottom plate can be decreased.
Description
Technical field
The present invention is about a kind of key board unit and button thereof; Especially about a kind of key board unit and the button thereof with noise reduction effect.
Background technology
With regard to the use habit of current PC, key board unit is one of indispensable input equipment, and it can in order to input characters, symbol or numeral.In general, button major part on key board unit is the button of square keycap (key cap), the button of small part is as blank key (SPACE), enter key (Enter), large keyboard (Caps Lock), shift key (Shift) etc., the length of its keycap is greater than width, and such button is referred to as multiple key.
Known multiple key mechanism comprises at least one balancing pole (balance bar) and other spare parts a plurality of, wherein balancing pole can improve the structural strength of keycap, even if make user by the non-middle position being pressed in keycap, multiple key also can not produce tilt phenomenon in pressing process.But, metal balance bar directly contacts with metal base plate, because contact area is larger between the two, when keycap like this moves up and down, both can produce obvious noise at mutual collision, therefore how effectively to design a kind of key board unit and the button thereof with noise reduction effect, and reach enough structural strengths, begin to become an important problem with the consumption electronic products being applied to frequent operation.
Summary of the invention
In order to make key board unit and button thereof when reaching enough structural strengths, good noise reduction effect can be had again, the present invention proposes a kind of key board unit and the button thereof with noise reduction effect.
The invention provides a kind of button, it is characterized in that, this button comprises:
Keycap;
Base plate, has hook part and accommodation space, and this hook part is formed with chute, and this accommodation space is positioned at below this hook part, and with this chute mutual conduction;
Balancing pole, connects this keycap and this base plate, and to make this keycap can move up and down relative to this base plate, when this keycap moves up and down relative to this base plate, slide in the end of this balancing pole in this chute; And
Buffer substrate tablet, is arranged at this base plate, and this buffer substrate tablet has body and extension, this extension extends from this body to cover this accommodation space, when this balancing pole slides in this chute, this buffer substrate tablet of this ends contact, makes the contact area between this end and this base plate reduce.
As preferred scheme, this base plate has more relative upper surface and lower surface, and this buffer substrate tablet is arranged at this upper surface.
As preferred scheme, this extension of this buffer substrate tablet does not close this accommodation space completely, and when this keycap moves downward, this end of this balancing pole is movable to this accommodation space.
As preferred scheme, the area of this extension is greater than the area of this accommodation space.
As preferred scheme, this base plate also has relative upper surface and lower surface, and this buffer substrate tablet is arranged at this lower surface, and this end of this balancing pole contacts this buffer substrate tablet by this accommodation space.
As preferred scheme, this extension of this buffer substrate tablet closes this accommodation space completely, and when this keycap moves downward, this end abutment of this balancing pole is in the upper surface of this buffer substrate tablet.
As preferred scheme, this buffer substrate tablet is mylar or sheet rubber.
As preferred scheme, this buffer substrate tablet has elastomer, can provide the restoring force that this keycap moves upward.
As preferred scheme, this buffer substrate tablet is film circuit board, and this film circuit board has switch, and when this keycap moves downward this switch of triggering, this switch produces Continuity signal.
As preferred scheme, this button also comprises film circuit board, and this film circuit board is arranged between this buffer substrate tablet and this base plate, and covers this accommodation space.
As preferred scheme, this hook part is inverted U structure, this inverted U structure has top, left side wall and right side wall, this top is positioned at above this chute, this left side wall is positioned at this chute left, and this right side wall is positioned at this chute right, when this end of this balancing pole is positioned at this chute, this base plate and this inverted U structure are jointly around this end of this balancing pole.
Present invention also offers a kind of button, this button comprises:
Keycap;
Base plate, there is hook part, the first accommodation space and the second accommodation space, this hook part is formed with the first chute and the second chute, this first accommodation space to be positioned at below this hook part and with this first chute mutual conduction, this second accommodation space to be positioned at below this hook part and with this second chute mutual conduction;
First balancing pole and the second balancing pole, connect this keycap and this base plate, and to make this keycap can move up and down relative to this base plate, when this keycap moves up and down relative to this base plate, slide in the end of this first balancing pole in this first chute; The end of this second balancing pole Nei this second chute Hua Dong ﹔ and
Buffer substrate tablet, be arranged at this base plate, this buffer substrate tablet has body and extension, this extension extends from this body to cover this first accommodation space and this second accommodation space, when this first balancing pole and this second balancing pole are respectively at when sliding in this first chute and this second chute, this first balancing pole only contacts this buffer substrate tablet with this second balancing pole, and this base plate of getting along well directly contacts.
As preferred scheme, this hook part is M type structure, this M type structure has top, left side wall, center pillar and right side wall, this top extends above this first chute and this second chute, this left side wall is positioned at this first chute left, this center pillar is between this first chute and this second chute, and this right side wall is positioned at this second chute right;
When this end of this first balancing pole is positioned at this first chute, this top, this center pillar, this left side wall and this base plate are jointly around this end of this first balancing pole;
When this end of this second balancing pole is positioned at this second chute, this top, this center pillar, this right side wall and this base plate are jointly around this end of this second balancing pole.
Invention further provides a kind of key board unit, this key board unit comprises: the button described in the above-mentioned any one of the present invention.
Compared with prior art, the present invention is by forming corresponding accommodation space below the hook part of base plate, and buffer substrate tablet is arranged at base plate to cover the architectural feature of accommodation space, make when the end accommodation of balancing pole is in the chute of hook part, buffer substrate tablet can balance support bar, and avoid balancing pole directly to clash into base plate, and then be conducive to the effect that key board unit of the present invention and button thereof reach noise abatement.Meanwhile, by the elastic material of buffer substrate tablet, the hook part height on base plate need not be too high, also makes key board unit of the present invention and button thereof can be more lightening accordingly.
Accompanying drawing explanation
Fig. 1 represents the key board unit schematic diagram of one embodiment of the invention.
Fig. 2 represents the button explosive view of one embodiment of the invention.
Fig. 3 A represent base plate and buffer substrate tablet in Fig. 2 combine after partial schematic diagram.
Fig. 3 B represents the different visual angles schematic diagram of Fig. 3 A.
Fig. 4 represents the cutaway view in Fig. 2 after key combination.
Fig. 5 represents the button explosive view of another embodiment of the present invention.
Fig. 6 represents the cutaway view in Fig. 5 after key combination.
Fig. 7 represents the button cutaway view of further embodiment of this invention.
[symbol description]
1 ~ key board unit; 22 ~ keycap;
20,20 ', 20 " ~ button; 222 ~ joint portion;
24 ~ base plate; 26 ~ balancing pole;
24A ~ upper surface; 26L ~ the first balancing pole;
24B ~ lower surface; 26R ~ the second balancing pole;
242 ~ hook part; 262 ~ first paragraph portion;
2421 ~ top; 264 ~ second segment portion;
2422 ~ left side wall, 28 ~ supporting mechanism;
2423 ~ right side wall; 282 ~ elastomer;
2424 ~ center pillar; 284 ~ supporting member;
242A ~ chute; 30 ~ buffer substrate tablet;
242AL ~ the first chute; 302 ~ body;
242AR ~ the second chute; 304 ~ extension;
244 ~ accommodation space; H ~ perforate;
244L ~ the first accommodation space; L ~ keycap length;
244R ~ the second accommodation space; W ~ keycap width.
Embodiment
For above and other objects of the present invention, feature and advantage can be become apparent, cited below particularly go out preferred embodiment, and coordinate institute's accompanying drawings, be described in detail below.
Refer to Fig. 1, it represents key board unit 1 schematic diagram of one embodiment of the invention.As shown in Figure 1, key board unit 1 comprises a plurality of button 20, and wherein these buttons 20 are broadly divided into two large classes: square button and multiple key (the length L of keycap is greater than width W).
Then refer to Fig. 2, it represents button 20 explosive view of one embodiment of the invention, and button 20 is such as the multiple key in Fig. 1, but the present invention is not as limit, and the button in section Example also can be the square button in Fig. 1.As shown in Figure 2, button 20 mainly comprises keycap 22, base plate 24, balancing pole 26, supporting mechanism 28 and buffer substrate tablet 30.
In the present embodiment, base plate 24 is metallic plate (such as iron plate), has relative upper surface 24A and lower surface 24B, and base plate 24 comprises two hook parts 242, protrudes from the upper surface 24A of base plate 24.In addition, balancing pole 26 has U-shaped structure, this U-shaped structure comprises first paragraph portion 262 and is positioned at the second segment portion 264 of both sides, first paragraph portion 262, wherein first paragraph portion 262 can with keycap 22 inside joint portion 222 pivot joint, and the end in each second segment portion 264 in mobilizable mode through the chute 242A (as shown in Figure 3A) on hook part 242 corresponding on base plate 24.Thus, when an External Force Acting is on the keycap 22 of button 20, the first paragraph portion 262 of balancing pole 26 can rotate relative to keycap 22, and can slide relative to base plate 24 in the second segment portion 264 of balancing pole 26, accordingly external force to be distributed to equably balancing pole 26 both sides, and reach the effect promoting keycap 22 rigidity and keep keycap 22 stable.
Another composition graphs 3A consults Fig. 2, wherein, Fig. 3 A be in Fig. 2 base plate and buffer substrate tablet combine after partial schematic diagram.The hook part 242 of the present embodiment is inverted U structure, this inverted U structure has top 2421, left side wall 2422 and right side wall 2423, this top 2421 is positioned at chute 242A (as shown in Figure 3A) top, this left side wall 2422 is positioned at chute 242A left, and this right side wall 2423 is positioned at chute 242A right, so when the end in the second segment portion 264 of aforementioned balancing pole 26 is positioned at chute 242A, base plate 24 with become the hook part 242 of inverted U structure can jointly around the end in the second segment portion 264 of balancing pole 26.
Supporting mechanism 28 comprises elastomer 282 and supporting member 284, and supporting mechanism 28 is arranged between keycap 22 and base plate 24.In the present embodiment, elastomer 282 is quality of rubber materials, and supporting member 284 forms scissor-shaped (Scissor) structure and distinguishes pivot joint with keycap 22 and base plate 24, with this, nationality, by the setting of elastomer 282 and supporting member 284, can move up and down relative to base plate 24 to make keycap 22.
Buffer substrate tablet 30 is arranged between balancing pole 26 and base plate 24, and in the present embodiment, buffer substrate tablet 30 is the thin slice of elastic material, such as can be mylar (mylar) or sheet rubber, but not as limit, buffer substrate tablet 30 also for having the thin slice of partial elastic material, can be able to be described further as follows.
The button 20 of the present embodiment more can comprise film circuit board (not shown), and film circuit board can be arranged between buffer substrate tablet 30 and base plate 24, and has the shape roughly the same with buffer substrate tablet 30.When user presses keycap 22, keycap 22 moves downward and can order about elastomer 282 malformation, and then triggers the switch on being positioned at below buffer substrate tablet 30 film circuit board and produce Continuity signal.In an embodiment, aforementioned buffer substrate tablet 30 also can be film circuit board.
Please continue to refer to Fig. 2, the buffer substrate tablet 30 of the present embodiment mainly comprises a body 302 and two rectangular extension 304, body 302 is formed with plurality of openings H, and extension 304 extends towards central authorities from body 302 two opposite sides respectively.Wherein, the shape of perforate H can coordinate the structural design of button 20, and supporting member 284 is easily passed through, and can be combined with each other with multiple holding sections of base plate 24 upper surface 24A.
See also Fig. 2, Fig. 3 A and Fig. 3 B, wherein, Fig. 3 B represents the different visual angles schematic diagram (essence is the visual angle from the lower surface 24B of base plate 24 towards upper surface 24A) of Fig. 3 A.In the present embodiment, base plate 24 more comprises the accommodation space 244 that two run through its upper and lower surperficial 24A and 24B, wherein each accommodation space 244 is formed at the below of corresponding hook part 242, namely as shown in Figure 2, the contiguous corresponding hook part 242 of each accommodation space 244 essence is arranged, and each accommodation space 244 chute 242A mutual conduction corresponding thereto.Moreover when buffer substrate tablet 30 is arranged at base plate 24 upper surface 24A, the extension 304 of buffer substrate tablet 30 is respectively adjacent to the hook part 242 in correspondence, and the area of extension 304 is greater than the area of accommodation space 244, uses and cover accommodation space 244.It is worth mentioning that, the film circuit board (not shown) be arranged in the present embodiment below buffer substrate tablet 30 also can cover accommodation space 244.
Then refer to Fig. 4, it represents the cutaway view after button 20 combination of the present embodiment.Because button 20 is in pressing process, balancing pole 26 easily and base plate 24 contact impact and produce noise, therefore the present embodiment forms accommodation space 244 below the hook part 242 of base plate 24, and cover accommodation space 244 with the extension 304 of buffer substrate tablet 30, thus, when in the chute 242A that the end in balancing pole 26 second segment portion 264 is slidably placed in hook part 242, balancing pole 26 can contact with the extension 304 (having elastic material) of buffer substrate tablet 30, contact area between the end in balancing pole 26 second segment portion 264 and base plate 24 is reduced, the noise produced when thus effectively can reduce pressing keys 20.
Further, because the extension 304 of buffer substrate tablet 30 does not close accommodation space 244 completely, therefore when keycap 22 moves downward, the end in balancing pole 26 second segment portion 264 and extension 304 still can enter into accommodation space 244 towards the direction sedimentation of base plate 24 lower surface 24B (as shown in the direction of arrow in Fig. 4), also the height of hook part 242 can be reduced accordingly, and the whole height of button 20 is declined, and then be conducive to the requirement that button 20 and key board unit 1 meet slimming.It is worth mentioning that, in the present embodiment, buffer substrate tablet 30 has elastomer, in order to the restoring force providing keycap 22 to move upward, specifically, when buffer substrate tablet 30 is the thin slice of elastic material, itself is exactly an elastomer; And buffer substrate tablet 30 also can for having the thin slice of partial elastic material, particularly its extension 304 need have elastic material, namely in this application extension as the elastomer of buffer substrate tablet 30, below be only that citing shows it, in practical application, this elastomeric setting can improve according to the change of button overall structure.
Fig. 5 and Fig. 6 represent respectively button 20 ' in the button 20 ' explosive view of another embodiment of the present invention and Fig. 5 combine after cutaway view (wherein, for convenience of description, the subelement label in the present embodiment is along the label using counter element in an embodiment).Can be found out by Fig. 5 and Fig. 6, the button 20 ' of the present embodiment has the longer keycap of length 22 compared to the button 20 (as shown in Figure 2) of previous embodiment, and button 20 ' more comprises two balancing poles 26 (is only this element of signal balancing pole in Fig. 5, in Fig. 6 then definition that keep left side is the first balance stalk 26L, and on the right side be the second balance stalk 26R) and two supporting mechanisms 28, same, each balancing pole 26 comprises first paragraph portion 262 and is positioned at the second segment portion 264 of both sides, first paragraph portion 262, and each supporting mechanism 28 comprises elastomer 282 and supporting member 284, nationality can be reached reinforcement keycap 22 structural strength further by the setting of balancing pole and supporting mechanism and be driven the effect that keycap 22 moves up and down accordingly.
In addition, in the present embodiment, base plate 24 also comprises two hook parts 242, each hook part 242 being formed with more respectively two chute 242A (is only this element of signal chute in Fig. 5, in Fig. 6 then definition that keep left side is the first chute 242AL, and on the right side be the second chute 242AR), and (Fig. 5 is only this element of signal accommodation space to be formed with two accommodation spaces 244 below the first chute 242AL and the second chute 242AR respectively accordingly, in Fig. 6 then definition that keep left side is the first accommodation space 244L, and on the right side be the second accommodation space 244R), wherein the first accommodation space 244L, second accommodation space 244R and the first chute 242AL, second chute 242AR mutual conduction accordingly.Separately can be found out by Fig. 5 and Fig. 6, in the present embodiment, each hook part 242 is M type structure, this M type structure has top 2421, left side wall 2422, center pillar 2424 and right side wall 2423, this top 2421 extends above the first chute 242A and the second chute 242A, this left side wall 2422 is positioned at the first chute 242AL left, this center pillar 2424 is between the first chute 242AL and the second chute 242AR, and this right side wall 2423 is positioned at the second chute 242AR right.When the end of the first balancing pole 26L is positioned at the first chute 242AL, this top 2421, this center pillar 2424, this left side wall 2422 end around first balancing pole 26L common with base plate 24; When the end of the second balancing pole 26R is positioned at the second chute 242A, this top 2421, this center pillar 2424, this right side wall 2423 end around second balancing pole 26R common with base plate 24.Specifically in the present embodiment, the area of the extension 304 of buffer substrate tablet 30 is greater than the gross area of the first accommodation space 244L and the second accommodation space 244R, and can cover the first accommodation space 244L, the second accommodation space 244R simultaneously.
Above architectural feature, when the first balancing pole 26L and the second balancing pole 26R is respectively at when sliding in the first chute 242AL and the second chute 242AR, first balancing pole 26L only contacts buffer substrate tablet 30 with the second balancing pole 26R, and directly can not contact with base plate 24, therefore the button 20 ' of the present embodiment also can reach the effect improved and noise occurs in its pressing process, and each balancing pole 26 can along the direction of arrow in Fig. 6 towards base plate 24 lower surface 24B sedimentation with the extension 304 of buffer substrate tablet 30, thus effectively can reduce the whole height of button 20 ', and be conducive to the requirement that button 20 ' and key board unit 1 meet slimming.
Fig. 7 represents the button 20 of further embodiment of this invention " cutaway view.Specifically, the button 20 of the present embodiment " be compared to the Main Differences of the button 20 (as shown in Figure 2) of previous embodiment, buffer substrate tablet 30 is arranged at the lower surface 24B of base plate 24, to cover the accommodation space 244 of base plate 24.As seen from Figure 7, when in the chute 242A that the end in balancing pole 26 second segment portion 264 is slidably placed in hook part 242 and keycap 22 moves downward time, the end of balancing pole 26 is by accommodation space 244 and contact buffer substrate tablet 30, and directly can not clash into base plate 24, therefore, it is possible to effectively reduce pressing keys 20 " time the noise that produces.
In addition, because accommodation space 244 can allow the direction sedimentation (as Fig. 7 direction of arrow) of balancing pole 26 towards base plate 24 lower surface 24B and buffer substrate tablet 30, so also can reduce the height of hook part 242, and make button 20 " whole height decline, and then be conducive to button 20 " and key board unit 1 meet the requirement of slimming.In the present embodiment, the extension of buffer substrate tablet 30 closes accommodation space 244 completely, and when keycap 22 moves downward, the end abutment of balancing pole 26 is in buffer substrate tablet 30 upper surface.In the present embodiment, buffer substrate tablet 30 is such as film circuit board.
In sum, the present invention is by forming corresponding accommodation space below the hook part of base plate, and buffer substrate tablet is arranged at base plate to cover the architectural feature of accommodation space, make when the end accommodation of balancing pole is in the chute of hook part, buffer substrate tablet can balance support bar, and avoid balancing pole directly to clash into base plate, and then be conducive to the effect that key board unit of the present invention and button thereof reach noise abatement.Meanwhile, nationality is by the elastic material of buffer substrate tablet, and the hook part height on base plate need not be too high, also makes key board unit of the present invention and button thereof can be more lightening accordingly.
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 button, is characterized in that, this button comprises:
Keycap;
Base plate, has hook part and accommodation space, and this hook part is formed with chute, and this accommodation space is positioned at below this hook part, and with this chute mutual conduction;
Balancing pole, connects this keycap and this base plate, and to make this keycap can move up and down relative to this base plate, when this keycap moves up and down relative to this base plate, slide in the end of this balancing pole in this chute; And
Buffer substrate tablet, is arranged at this base plate, and this buffer substrate tablet has body and extension, this extension extends from this body to cover this accommodation space, when this balancing pole slides in this chute, this buffer substrate tablet of this ends contact, makes the contact area between this end and this base plate reduce.
2. the button as described in claim 1, it is characterized in that this base plate also has relative upper surface and lower surface, this buffer substrate tablet is arranged at this upper surface.
3. the button as described in claim 2, it is characterized in that this extension of this buffer substrate tablet does not close this accommodation space completely, when this keycap moves downward, this end of this balancing pole is movable to this accommodation space.
4. the button as described in claim 1, is characterized in that the area of this extension is greater than the area of this accommodation space.
5. button as described in claim 1, it is characterized in that this base plate also has relative upper surface and lower surface, this buffer substrate tablet is arranged at this lower surface, and this end of this balancing pole contacts this buffer substrate tablet by this accommodation space.
6. the button as described in claim 5, it is characterized in that this extension of this buffer substrate tablet closes this accommodation space completely, when this keycap moves downward, this end abutment of this balancing pole is in the upper surface of this buffer substrate tablet.
7. the button as described in claim 1, is characterized in that this buffer substrate tablet is mylar or sheet rubber.
8. the button as described in claim 1, is characterized in that this buffer substrate tablet has elastomer, can provide the restoring force that this keycap moves upward.
9. the button as described in claim 1, it is characterized in that this buffer substrate tablet is film circuit board, this film circuit board has switch, when this keycap move downward trigger this switch time, this switch produces Continuity signal.
10. the button as described in claim 1, it is characterized in that this button also comprises film circuit board, this film circuit board is arranged between this buffer substrate tablet and this base plate, and covers this accommodation space.
11. buttons as described in claim 1, it is characterized in that this hook part is inverted U structure, this inverted U structure has top, left side wall and right side wall, this top is positioned at above this chute, this left side wall is positioned at this chute left, and this right side wall is positioned at this chute right, when this end of this balancing pole is positioned at this chute, this base plate and this inverted U structure are jointly around this end of this balancing pole.
12. 1 kinds of buttons, is characterized in that, this button comprises:
Keycap;
Base plate, there is hook part, the first accommodation space and the second accommodation space, this hook part is formed with the first chute and the second chute, this first accommodation space to be positioned at below this hook part and with this first chute mutual conduction, this second accommodation space to be positioned at below this hook part and with this second chute mutual conduction;
First balancing pole and the second balancing pole, connect this keycap and this base plate, and to make this keycap can move up and down relative to this base plate, when this keycap moves up and down relative to this base plate, slide in the end of this first balancing pole in this first chute; The end of this second balancing pole Nei this second chute Hua Dong ﹔ and
Buffer substrate tablet, be arranged at this base plate, this buffer substrate tablet has body and extension, this extension extends from this body to cover this first accommodation space and this second accommodation space, when this first balancing pole and this second balancing pole are respectively at when sliding in this first chute and this second chute, this first balancing pole only contacts this buffer substrate tablet with this second balancing pole, and this base plate of getting along well directly contacts.
13. buttons as described in claim 12, it is characterized in that this hook part is M type structure, this M type structure has top, left side wall, center pillar and right side wall, this top extends above this first chute and this second chute, this left side wall is positioned at this first chute left, this center pillar is between this first chute and this second chute, and this right side wall is positioned at this second chute right;
When this end of this first balancing pole is positioned at this first chute, this top, this center pillar, this left side wall and this base plate are jointly around this end of this first balancing pole;
When this end of this second balancing pole is positioned at this second chute, this top, this center pillar, this right side wall and this base plate are jointly around this end of this second balancing pole.
14. 1 kinds of key board units, is characterized in that, this key board unit comprises:
A plurality of button according to any one of claim 1 to 13.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410619340.2A CN104409259B (en) | 2014-11-05 | 2014-11-05 | Key board unit and its button |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410619340.2A CN104409259B (en) | 2014-11-05 | 2014-11-05 | Key board unit and its button |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104409259A true CN104409259A (en) | 2015-03-11 |
CN104409259B CN104409259B (en) | 2017-06-20 |
Family
ID=52646878
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410619340.2A Active CN104409259B (en) | 2014-11-05 | 2014-11-05 | Key board unit and its button |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104409259B (en) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105070564A (en) * | 2015-07-29 | 2015-11-18 | 苏州达方电子有限公司 | Key and keyboard |
CN106024472A (en) * | 2016-06-22 | 2016-10-12 | 苏州达方电子有限公司 | Key structure and keyboard |
WO2017067386A1 (en) * | 2015-10-23 | 2017-04-27 | 东莞市凯华电子有限公司 | Silent key switch |
US9837221B2 (en) | 2015-03-27 | 2017-12-05 | Darfon Electronics Corp. | Key switch with noise reduction mechanism |
CN109243894A (en) * | 2018-08-30 | 2019-01-18 | 苏州达方电子有限公司 | Key and keyboard |
CN109411281A (en) * | 2018-11-27 | 2019-03-01 | 苏州达方电子有限公司 | Key and its keyboard with noise reduction effect |
CN109559924A (en) * | 2017-09-25 | 2019-04-02 | 光宝电子(广州)有限公司 | Key module |
CN109859964A (en) * | 2017-11-30 | 2019-06-07 | 群光电子(苏州)有限公司 | Key device |
US10373779B2 (en) | 2017-06-01 | 2019-08-06 | Darfon Electronics Corp. | Key switch with noise reduction capability and assembly method thereof |
CN110391104A (en) * | 2018-04-20 | 2019-10-29 | 致伸科技股份有限公司 | Key board unit and its manufacturing method |
CN111146033A (en) * | 2019-04-25 | 2020-05-12 | 光宝电子(广州)有限公司 | Key structure and keyboard module |
CN111710547A (en) * | 2019-09-21 | 2020-09-25 | 光宝电子(广州)有限公司 | Key structure |
US10950394B2 (en) | 2017-06-01 | 2021-03-16 | Darfon Electronics Corp. | Key switch with noise reduction capability |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5144103A (en) * | 1990-03-09 | 1992-09-01 | Canon Kabushiki Kaisha | Key switch |
CN2350854Y (en) * | 1998-06-09 | 1999-11-24 | 明碁电脑股份有限公司 | Key |
CN101393809A (en) * | 2007-09-20 | 2009-03-25 | 富士通电子零件有限公司 | Key switch and keyboard |
CN102376468A (en) * | 2010-08-27 | 2012-03-14 | 旭丽电子(广州)有限公司 | Key device |
-
2014
- 2014-11-05 CN CN201410619340.2A patent/CN104409259B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5144103A (en) * | 1990-03-09 | 1992-09-01 | Canon Kabushiki Kaisha | Key switch |
CN2350854Y (en) * | 1998-06-09 | 1999-11-24 | 明碁电脑股份有限公司 | Key |
CN101393809A (en) * | 2007-09-20 | 2009-03-25 | 富士通电子零件有限公司 | Key switch and keyboard |
CN102376468A (en) * | 2010-08-27 | 2012-03-14 | 旭丽电子(广州)有限公司 | Key device |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9837221B2 (en) | 2015-03-27 | 2017-12-05 | Darfon Electronics Corp. | Key switch with noise reduction mechanism |
CN105070564A (en) * | 2015-07-29 | 2015-11-18 | 苏州达方电子有限公司 | Key and keyboard |
WO2017067386A1 (en) * | 2015-10-23 | 2017-04-27 | 东莞市凯华电子有限公司 | Silent key switch |
US10410803B2 (en) | 2015-10-23 | 2019-09-10 | Dongguan City Kaihua Electronics Co., Ltd. | Silent key switch |
CN106024472A (en) * | 2016-06-22 | 2016-10-12 | 苏州达方电子有限公司 | Key structure and keyboard |
US10950394B2 (en) | 2017-06-01 | 2021-03-16 | Darfon Electronics Corp. | Key switch with noise reduction capability |
US10373779B2 (en) | 2017-06-01 | 2019-08-06 | Darfon Electronics Corp. | Key switch with noise reduction capability and assembly method thereof |
CN109559924A (en) * | 2017-09-25 | 2019-04-02 | 光宝电子(广州)有限公司 | Key module |
CN109859964B (en) * | 2017-11-30 | 2020-11-03 | 群光电子(苏州)有限公司 | Key device |
CN109859964A (en) * | 2017-11-30 | 2019-06-07 | 群光电子(苏州)有限公司 | Key device |
CN110391104A (en) * | 2018-04-20 | 2019-10-29 | 致伸科技股份有限公司 | Key board unit and its manufacturing method |
CN109243894A (en) * | 2018-08-30 | 2019-01-18 | 苏州达方电子有限公司 | Key and keyboard |
CN109411281A (en) * | 2018-11-27 | 2019-03-01 | 苏州达方电子有限公司 | Key and its keyboard with noise reduction effect |
CN111146033A (en) * | 2019-04-25 | 2020-05-12 | 光宝电子(广州)有限公司 | Key structure and keyboard module |
CN111710547A (en) * | 2019-09-21 | 2020-09-25 | 光宝电子(广州)有限公司 | Key structure |
CN111933472A (en) * | 2019-09-21 | 2020-11-13 | 光宝电子(广州)有限公司 | Key assembly |
US11289286B2 (en) | 2019-09-21 | 2022-03-29 | Lite-On Electronics (Guangzhou) Limited | Key structure |
Also Published As
Publication number | Publication date |
---|---|
CN104409259B (en) | 2017-06-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104409259A (en) | Keyboard device and key thereof | |
US10332695B2 (en) | Key switch with noise reduction mechanism | |
CN105304385B (en) | Button | |
US9455097B2 (en) | Key structure with two pairs of symmetric balance plates | |
TWI512774B (en) | Keybcard and key switch thereof | |
CN102163966B (en) | Switch mechanism and input devices | |
CN103650088A (en) | Keyboard for preventing keycap falling off | |
CN105914073A (en) | Key | |
CN203300522U (en) | Key structure of keyboard and elastic body thereof | |
CN103681051B (en) | Thin key and keyboard | |
US20140174901A1 (en) | Keyboard Button Structure | |
CN201946474U (en) | Keypad structure and keyboard | |
US20140374231A1 (en) | Keyboard device | |
CN103811216A (en) | Keyboard with key holding function | |
CN103681052A (en) | Key and keyboard | |
TWM511075U (en) | Keyboard structure | |
CN104157494A (en) | Magnetic type key | |
US20120189369A1 (en) | Keyboard and protective cover thereof | |
US20170308129A1 (en) | Keyboard with key accommodation function | |
US20180053608A1 (en) | Keyboard device and scissors connecting member thereof | |
CN103354187A (en) | Key and keyboard | |
CN108807056A (en) | Press-key structure | |
CN103219182A (en) | Thin-type computer keyboard with nonelastic silica gel body and scissor-kick support | |
TW201805978A (en) | Key switch | |
CN201716675U (en) | Key and keyboard |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Cai Baiwei Inventor after: Chen Minghong Inventor after: Chen Yanting Inventor before: Cai Baiwei |