CN108615638A - Illuminated keyboard - Google Patents
Illuminated keyboard Download PDFInfo
- Publication number
- CN108615638A CN108615638A CN201611147724.4A CN201611147724A CN108615638A CN 108615638 A CN108615638 A CN 108615638A CN 201611147724 A CN201611147724 A CN 201611147724A CN 108615638 A CN108615638 A CN 108615638A
- Authority
- CN
- China
- Prior art keywords
- keycap
- circuit board
- illuminated keyboard
- film circuit
- light beam
- 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.)
- Withdrawn
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
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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
- H01H13/70—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
- H01H13/83—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 characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
Landscapes
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The present invention provides a kind of illuminated keyboard, it includes film circuit board, press-key structure and light-emitting component, press-key structure to conducting membrane wiring board thin film switch, and press-key structure includes keycap, connecting element and soft shade, connecting element is between film circuit board and keycap, and keycap is made to be moved up and down relative to film circuit board, and soft shade is connected to keycap and surrounds connecting element, it is projected to soft shade for the light beam that at least partly light-emitting component is provided and is reflected in being generated on soft shade, to be exported outward from the transmittance section of keycap in turn, thus the service efficiency of light is promoted.
Description
Technical field
The present invention relates to the field of keyboard more particularly to a kind of keyboards with lighting function.
Background technology
In recent years, since the information industry development is rapid, many users may use portable information under various circumstances
Device, such as laptop, mobile phone or personal digital assistant etc..In the weaker environment of light, user may not see Chu
The number and word indicated on keyboard, thus cause operation difficult, severe patient possibly even because recognizing button reluctantly
It indicates and allows visual impairment.Therefore, the release of illuminated keyboard can improve the inconvenience that user uses keyboard at insufficient light.
What is more, by different luminous configurations, the massaging device using illuminated keyboard can be enabled to seem more aesthetically pleasing, and then increase it
Market.
~Fig. 4 is please referred to Fig.1, Fig. 1 is the structural side view of existing illuminated keyboard, and Fig. 2 is the thin of illuminated keyboard shown in Fig. 1
The stereogram exploded view of film wiring board, Fig. 3 are the light path schematic diagram in the light guide plate of illuminated keyboard shown in Fig. 1, and Fig. 4 is shown in Fig. 1
The perspective exploded view of the keycap and key frame of illuminated keyboard.Illuminated keyboard 1 includes reflecting plate 11, light guide plate 12, metal key-press
Bottom plate 13, film circuit board 14, multiple press-key structures 15, light-emitting component 16 and key frame 17, and under film circuit board 14 includes
Laminate 141, top plate 142 and the middle plate 143 between lower plywood 141 and top plate 142；Wherein, lower plywood 141,
Middle plate 143 and top plate 142 are all made by transparent material.
Furthermore lower plywood 141 has the first electricity being made of multiple elargol circuits 14111 and multiple lower contacts 14112
Road pattern 1411, and top plate 142 has the second electricity being made of multiple elargol circuits 14211 and multiple upper contacts 14212
Road pattern 1421, in addition, middle plate 143 has the contact trepanning corresponding to multiple lower contacts 14112 and multiple upper contacts 14212
1431, wherein corresponding 14112 common shape of lower contact, one thin film switch 144 of each upper contact 14212.
In addition, metal key-press bottom plate 13 is set to the lower section of film circuit board 14, connected with for multiple press-key structures 15
Thereon, and with the multiple bottom plate holes 131 for corresponding respectively to multiple press-key structures 15, and each press-key structure 15 then corresponds to
When being set to the top of each thin film switch 144, be pressed in the keycap 151 of any press-key structure 15 and moving down, this is pressed
Bond structure 15 can support corresponding thin film switch 144, enable the corresponding thin film switch 144 reach and electrically conduct, and then produce
A raw corresponding press-key structure signal.In addition, key frame 17 has the multiple accommodating holes for corresponding respectively to multiple press-key structures 15
171, and each accommodating hole 171 is active in wherein for the keycap 151 of corresponding press-key structure 15.
Secondly, light-emitting component 16 is set to the side of light guide plate 12 or is embedded in light guide plate 12, is penetrated to provide light
Enter light guide plate 12, and light guide plate 12 is set on reflecting plate 11, has to assemble and multiple light guiding points of scattering light
121, and multiple light guiding points 121 are set according to the position of corresponding multiple press-key structures 15.Wherein, light guide plate is injected in light
When 12, light is able to be flooded to entire light guide plate 12, and the segment beam L11 in light can be projected on light guiding points 121, and
It up scatters because of the relationship of the material of light guiding points 121 and scatters down, the light beam L111 up scattered can sequentially pass through metal
The multiple bottom plate holes 131 and film circuit board 14 of button bottom plate 13 and be projected to multiple press-key structures 15 so that beam L111
In segment beam L111a from multiple transmittance sections 1511 of keycap 151 (i.e. word or number place) output outward, it is luminous to generate
Effect；And the light beam L112 scattered down can be such that light beam L112 reflects upwards via the auxiliary of reflecting plate 11 again, so as to shine
The light that element 16 is provided can be completed utilization.
However, the shortcomings that existing illuminated keyboard 1, is, between the keycap 151 due to appointing two adjacent press-key structures 15 with
And there is gap between the keycap 151 and key frame 17 of any press-key structure 15, therefore in the light beam L111 up scattered, only one
Partial light beam L111a can be from multiple transmittance sections 1511 (i.e. from word or number) output outward of keycap 151, but separately has one
Point light beam L111b can from appoint two adjacent keycaps 151 between gap or any keycap 151 and key frame 17 between gap to
Outer loss, this illumination effect of multiple transmittance section 1511 (i.e. word or number place) will be caused uneven or luminance shortage it is scarce
It falls into.
Therefore, existing illuminated keyboard has improved space because efficiency of light is bad.
Invention content
Soft shade being arranged to stop that light beam is adjacent from wantonly two in offer one kind in the main object of the present invention at its keycap
Keycap between be lost in or the illuminated keyboard that is lost between keycap and key frame, thus promote efficiency of light.
In a preferred embodiment, the present invention provides a kind of illuminated keyboard, including：
One film circuit board has a thin film switch；
One press-key structure, to correspond to and the thin film switch be connected, including：
One keycap has an at least transmittance section；
One connecting element between the film circuit board and the keycap, and makes the keycap relative to the wiring thin film
Plate moves up and down；And
One soft shade is connected to the keycap and surrounds the connecting element；And
An at least light-emitting component, to provide multiple light beams, and first part's light beam in multiple light beam is in passing through
This of the film circuit board and the keycap export outward behind at least transmittance section, and the second part light in multiple light beam
Shu Yu is by being projected to the soft shade and in generating reflection on the soft shade after the film circuit board, so that the second part
From this of the keycap, at least a transmittance section exports light beam outward.
In a preferred embodiment, the present invention also provides a kind of illuminated keyboard, including：
One film circuit board has multiple thin film switches；
An at least light-emitting component, to provide multiple light beams；
Multiple press-key structures, to correspond to respectively and multiple thin film switch is connected, and each press-key structure includes：
One keycap；
One connecting element between the film circuit board and the corresponding keycap, and makes the corresponding keycap
It is moved up and down relative to the film circuit board；And
One soft shade is connected to the keycap and is extended downwardly from the keycap；
One key frame has the multiple accommodating holes for corresponding to multiple press-key structure respectively, and each accommodating hole is for phase
The corresponding keycap is active in wherein；
Wherein, the soft shade is blocking at least partly light beam in multiple light beam from the corresponding keycap and phase
It is exported between the adjacent keycap and to block at least partly light beam in multiple light beam from the corresponding keycap and be somebody's turn to do
It is exported between key frame.
Description of the drawings
Fig. 1 is the structural side view of existing illuminated keyboard.
Fig. 2 is the stereogram exploded view of the film circuit board of illuminated keyboard shown in Fig. 1.
Fig. 3 is the light path schematic diagram in the light guide plate of illuminated keyboard shown in Fig. 1.
Fig. 4 is the perspective exploded view of the keycap and key frame of illuminated keyboard shown in Fig. 1.
Fig. 5 is structural side view of the illuminated keyboard of the present invention in the first preferred embodiment.
Fig. 6 is the stereogram exploded view of the film circuit board of illuminated keyboard shown in Fig. 5.
Fig. 7 is the light path schematic diagram in the structural schematic diagram of the backlight module of illuminated keyboard shown in Fig. 5.
Fig. 8 is the perspective exploded view of the keycap and key frame of illuminated keyboard shown in Fig. 5.
Fig. 9 is structural side view of the illuminated keyboard of the present invention in the-two preferred embodiment.
Figure 10 is the structure side of press-key structure and film circuit board of the illuminated keyboard of the present invention in third preferred embodiment
View.
Figure 11 is the structure side of press-key structure and film circuit board of the illuminated keyboard of the present invention in the 4th preferred embodiment
View.
Figure 12 is the structure side of press-key structure and film circuit board of the illuminated keyboard of the present invention in the 5th preferred embodiment
View.
【Symbol description】
1 illuminated keyboard, 2 illuminated keyboard
3 illuminated keyboard, 4 illuminated keyboard
5 illuminated keyboard, 6 illuminated keyboard
11 reflecting plate, 12 light guide plate
13 metal key-press bottom plate, 14 film circuit board
15 press-key structure, 16 light-emitting component
17 key frame, 21 reflecting plate
22 light guide plate, 23 metal key-press bottom plate
24 film circuit board, 25 press-key structure
26 light-emitting component, 27 key frame
28 backlight module, 34 film circuit board
36 light-emitting component, 44 film circuit board
45 press-key structure, 54 film circuit board
55 press-key structure, 64 film circuit board
65 press-key structure, 131 bottom plate holes
121 light guiding points, 141 lower plywood
142 top plate, 143 middle plate
144 thin film switch, 151 keycap
171 accommodating hole, 221 light guiding points
231 bottom plate holes, 232 first fixed structure
233 second fixed structure, 241 lower plywood
242 top plate, 243 middle plate
244 thin film switch, 251 keycap
252 elastomer, 253 connecting element
254 soft shade, 271 accommodating hole
341 lower plywood, 342 top plate
343 middle plate, 351 keycap
451 keycap, 454 soft shade
551 keycap, 554 soft shade
651 keycap, 654 soft shade
1411 first circuit pattern, 1421 second circuit pattern
1431 contact trepanning, 2213 light guiding points
2411 first circuit pattern, 2421 second circuit pattern
2431 trepanning, 2511 shell
2512 hollow-out parts, 2,513 first keycap fixed structure
2514 second keycap fixed structure, 2521 top
2531 first frame, 2,532 second frame
The side of the 2542 soft shade of top of 2541 soft shades
The bottom of the 4543 soft shade of bottom of 2543 soft shades
The side of the 5542 soft shade of top of 5541 soft shades
The bottom of the 6543 soft shade of bottom of 5543 soft shades
14111 14112 times contacts of elargol circuit
14211 elargol circuit, 14212 upper contact
24111 24112 times contacts of elargol circuit
24211 elargol circuit, 24212 upper contact
One end of 25111 transmittance section, 25,311 first frame
One end of 25,321 second frame of the other end of 25312 first frames
The other end L11 light beams of 25322 second frames
L12 light beam L21 light beams
L22 light beam L111 light beams
L111a light beam L111b light beams
L112 light beam L211 light beams
L211a light beam L211b light beams
L212 light beams
Specific implementation mode
Fig. 5~Fig. 8 is please referred to, Fig. 5 is structural side view of the illuminated keyboard of the present invention in the first preferred embodiment, Fig. 6
For the stereogram exploded view of the film circuit board of illuminated keyboard shown in Fig. 5, Fig. 7 is the knot of the backlight module of illuminated keyboard shown in Fig. 5
Light path schematic diagram in structure schematic diagram, Fig. 8 are the perspective exploded view of the keycap and key frame of illuminated keyboard shown in Fig. 5.It shines
Keyboard 2 includes from bottom to top sequentially being bonded including backlight module 28, metal key-press bottom plate 23, film circuit board 24 and multiple press
Structure 25, and illuminated keyboard 2 further includes key frame 27 and the side for being set to backlight module 28 or the hair for being embedded in backlight module 28
Optical element 26；In this preferred embodiment, light-emitting component 26 is light-emitting diode, and but not limited to this.
Furthermore film circuit board 24 includes lower plywood 241 and top plate 242, and the upper surface of lower plywood 241 has first
Circuit pattern 2411, and there is multiple elargol circuits 24111 and multiple lower contacts 24112 on the first circuit pattern 2411, and
The lower surface of top plate 242 has second circuit pattern 2421, and has multiple elargol circuits on second circuit pattern 2421
24211 and correspond respectively to multiple upper contacts 24212 of multiple lower contacts 24112；Wherein, each upper contact 24212 and its
There is a spacing distance between corresponding lower contact 24112, and a film is collectively formed with corresponding lower contact 24112 and opens
Close 244.In addition, in order to make that there is spacing distance, Yu Ben between the lower contact 24112 of each upper contact 24212 corresponding thereto
In preferred embodiment, film circuit board 24 further includes a middle plate 243, is set between lower plywood 241 and top plate 242；Its
In, middle plate 243 has the multiple trepannings 2431 for corresponding respectively to multiple lower contacts 24112 and multiple upper contacts 24212.
Secondly, metal key-press bottom plate 23 is attached to for multiple press-key structures 25, and more with corresponding respectively to
Multiple bottom plate holes 231 of a press-key structure 25, and multiple press-key structures 25 be set to corresponding to multiple thin film switches 244 it
Place, and each press-key structure 25 all has keycap 251, connecting element 253 and soft shade 254, wherein keycap 251 has
Shell 2511 and the hollow-out parts 2512 being formed in shell 2511, and there are multiple transmittance sections 25111 on shell 2511
(i.e. at word or number), and connecting element 253 is then set between film circuit board 24 and keycap 251, and connect metal
Button bottom plate 23 and keycap 251, so that keycap 251 can be moved up and down relative to film circuit board 24.In addition, key frame 17 has
Multiple accommodating holes 271 of multiple press-key structures 25 are corresponded respectively to, and each accommodating hole 271 is for corresponding press-key structure 25
Keycap 251 is active in wherein.
In this preferred embodiment, each soft shade 254 surrounds corresponding connecting element 253, and each soft screening
The top 2541 of cover 254 is connected to the periphery of the shell 2511 of corresponding keycap 251, and the side of each soft shade 254
The periphery of 2542 shells 2511 from corresponding keycap 251 extends downwardly；Wherein, though the side 2542 of soft shade 254
It extends downwardly, but when corresponding keycap 251 is not moved down relative to film circuit board 24, the bottom of soft shade 254
2543 will not contact film circuit board 24.Preferably, but not limited to this, and each soft shade 254 is made of rubber material, and
It can be combined with corresponding keycap 251 by a barbola work or a dijection moulding process.
In addition, in this preferred embodiment, connecting element 253 is a scissor connecting element, and includes the first frame
2531 and second frame 2532；And metal key-press bottom plate 23 also has first fixed structure 232 and the second fixed structure
233, and each press-key structure 25 in multiple press-key structures 25 also has an elastomer 252, is located at corresponding keycap 251
Between film circuit board 24, and there is a top 2521；In addition, the keycap 251 of each press-key structure 25 all includes one the
One keycap fixed structure 2513 and one second keycap fixed structure 2514.
Wherein, one end 25311 of the first frame 2531 may connect to the second fixed structure 233, and its other end 25312 can
It is connected to the first keycap fixed structure 2513, and one end 25321 of the second frame 2532 may connect to first fixed structure 232,
And its other end 25322 may connect to the second keycap fixed structure 2514.Certainly, an embodiment is above are only, not with this
Limit the connection relation between this case connecting element 253, metal key-press bottom plate 23 and keycap 251.
When moving down relative to film circuit board 24 when the keycap 251 of any press-key structure 25 is touched, connection member
The keycap that first frame 2531 of part 253 and the second frame 2532 can be changed to closed state, and be moved down by folding condition
251 can squeeze elastomer 252, so that the top 2521 of elastomer 252 is supported its corresponding upper contact 24212, and then make it
Corresponding upper contact 24212 contacts corresponding lower contact 24112 via corresponding contact trepanning 2431, thus enables phase
Corresponding thin film switch 244, which is reached, to electrically conduct, so that film circuit board 24 generates a corresponding push button signalling.In addition, working as
When the keycap 251 of press-key structure 255 is no longer touched, keycap 251 can in response to elastomer 252 elastic force and relative to thin film wire
Road plate 24 up moves, and the first frame 2531 and the second frame 2532 are changed to folding condition, and keycap by closed state at this time
251 can set back.
Furthermore backlight module 28 includes reflecting plate 21 and light guide plate 22, and light guide plate 22 is set on reflecting plate 21, and
Have to assemble and multiple light guiding points 221 of scattering light, and multiple light guiding points 221 are according to the position of corresponding multiple press-key structures 25
It sets and is set.Wherein, when the light that light-emitting component 26 is provided injects light guide plate 22, light is able to be flooded to and entirely lead
Tabula rasa 22, and the segment beam L21 in light can be projected on light guiding points 221, and it is past because of the relationship of the material of light guiding points 221
Upper to scatter and scatter down, the light beam L211 up scattered can sequentially pass through multiple bottom plate holes 231 of metal key-press bottom plate 23
And film circuit board 24 and be projected to multiple press-key structures 25 so that first part light beam L211a in light beam L211 is from key
Multiple transmittance sections 25111 (i.e. at word or number) output outward on the shell 2511 of cap 251, to generate illumination effect；And
The light beam L212 scattered down can be such that light beam L212 reflects upwards via the auxiliary of reflecting plate 21 again, so that 26 institute of light-emitting component
The light of offer can be completed utilization.
It illustrates, it then can be because from the second part light beam L211b in the light beam L211 that light guiding points 221 scatter upwards
Blocked by the soft shade 254 of press-key structure 25 and can not be from appointing between two adjacent keycaps 251 and any keycap 251 and key
It is exported outward between frame 17, furthermore, light beam L211b can be projected to soft shade 254 and be generated on soft shade 254
Reflection so that the light path of light beam L211b is limited in keycap 251 and soft shade 254 is formed by space, finally again from
Multiple transmittance sections 25111 (i.e. at word or number) output outward on the shell 2511 of keycap 251.It follows that first compared with
The illuminated keyboard 2 of good embodiment is recyclable in the past from appointing the light beam being lost in outward between two adjacent keycaps 251 and recyclable
Thus the light beam being lost in outward between any keycap 251 and key frame 17 in the past is promoted multiple on the shell 2511 of keycap 251
The light emission luminance and Luminescence Uniformity of transmittance section 25111 (i.e. at word or number).
Referring to Fig. 9, it is structural side view of the illuminated keyboard of the present invention in the-two preferred embodiment.This is preferably real
The illuminated keyboard 3 for applying example is approximately similar to person described in the first preferred embodiment of this case, is no longer repeated herein.And this compared with
Good embodiment and aforementioned first preferred embodiment the difference is that, illuminated keyboard 3 does not include backlight module, and film circuit board
At least one of 34 lower plywood 341, top plate 342 and middle plate 343 are by guide-lighting material (such as makrolon (PC) material
Matter, acryl plastic cement (PMMA) material etc.) it is made, and it is provided with light guiding points (not shown), therefore in this preferred embodiment, film
Wiring board 34 has the function of leaded light, that is, when the light that light-emitting component 36 is provided injects film circuit board 34, light
Be able to be spread, and at least partly light beam (not shown) in light may also respond with the material of light guiding points and scatter upwards, with into
And exported outward after by keycap 351,
Referring to Fig. 10, it is press-key structure and film circuit board of the illuminated keyboard of the present invention in third preferred embodiment
Structural side view.For clear signal, the subelement of press-key structure 45 and film circuit board 44 is only drawn in Fig. 10,
In, the illuminated keyboard 4 of preferred embodiment is approximately similar to person described in the first, second preferred embodiment of this case, herein i.e. no longer
It is repeated.And this preferred embodiment and aforementioned first, second preferred embodiment the difference is that, keycap 451 is not opposite
When film circuit board 44 moves down, the bottom 4543 of soft shade 454 has contacted film circuit board 44.
1 is please referred to Fig.1, is press-key structure and film circuit board of the illuminated keyboard of the present invention in the 4th preferred embodiment
Structural side view.For clear signal, the subelement of press-key structure 55 and film circuit board 54 is only drawn in fig. 11,
In, the illuminated keyboard 5 of preferred embodiment is approximately similar to person described in the first, second preferred embodiment of this case, herein i.e. no longer
It is repeated.And this preferred embodiment and aforementioned first, second preferred embodiment the difference is that, each soft shade 554
Top 5541 be connected to corresponding keycap 551 hollow-out parts top surface, and the side 5542 of each soft shade 554 then court
Extend outside the hollow-out parts of corresponding keycap 551；Wherein, though the side 5542 of soft shade 554 extends downwardly, in corresponding
Keycap 551 when not moved down relative to film circuit board 54, the bottom 5543 of soft shade 554 will not contact wiring thin film
Plate 54.
2 are please referred to Fig.1, is press-key structure and film circuit board of the illuminated keyboard of the present invention in the 5th preferred embodiment
Structural side view.For clear signal, the subelement of press-key structure 65 and film circuit board 64 is only drawn in fig. 12,
In, the illuminated keyboard 6 of preferred embodiment is approximately similar to person described in the 4th preferred embodiment of this case, is no longer gone to live in the household of one's in-laws on getting married herein
It states.And this preferred embodiment and aforementioned 4th preferred embodiment the difference is that, keycap 651 is not relative to film circuit board
64 when moving down, and the bottom 6543 of soft shade 654 has contacted film circuit board 64.
Although the above-mentioned second~the 5th preferred embodiment is the design for change of the first preferred embodiment, similarly, from leading
Second part light beam in the light beam that luminous point scatters upwards also can not be from wantonly two due to being blocked by the soft shade of press-key structure
It is exported outward between adjacent keycap and between any keycap and key frame, furthermore, the light scattered upwards from light guiding points
Second part light beam in beam can be projected to soft shade, and be reflected in being generated on soft shade so that second part light beam
Light path is limited in keycap and soft shade is formed by space, finally again from multiple transmittance sections on the shell of keycap
(i.e. at word or number) output outward.
It follows that the illuminated keyboard of the second~the 5th preferred embodiment also it is recyclable in the past from appoint two adjacent keycaps it
Between the light beam that is lost in outward and the recyclable light beam being lost in outward between any keycap and key frame in the past, thus promote keycap
Shell on multiple transmittance sections (i.e. word or number at) light emission luminance and Luminescence Uniformity.But above-mentioned all it is only
Embodiment, this known those skilled in the art can all carry out the design for change of any equalization according to practical application request.
The foregoing is merely presently preferred embodiments of the present invention, be not limited to the present invention claim, therefore it is all its
It is intended to be limited solely by the claim of this case without departing from the lower equivalent change or modification completed of spirit disclosed in this invention
It is interior.
Claims (20)
1. a kind of illuminated keyboard, including：
One film circuit board has a thin film switch；
One press-key structure, to correspond to and the thin film switch be connected, including：
One keycap has an at least transmittance section；
One connecting element between the film circuit board and the keycap, and makes the keycap relative on the film circuit board
Lower movement；And
One soft shade is connected to the keycap and surrounds the connecting element；And
An at least light-emitting component, to provide multiple light beams, and first part's light beam in multiple light beam is in thin by this
This of film wiring board and the keycap export outward behind at least transmittance section, and the second part light beam in multiple light beam in
By being projected to the soft shade after the film circuit board and in generating reflection on the soft shade, so that the second part light beam
From this of the keycap, at least a transmittance section exports outward.
2. illuminated keyboard as described in claim 1, the wherein keycap include a shell and what is be formed in the shell one engrave
Empty portion；Wherein, a top of the soft shade is connected to a top surface of the hollow-out parts, and a side of the soft shade is engraved towards this
Direction outside empty portion extends, or is that a top of the soft shade is connected to the periphery of the shell.
3. illuminated keyboard as described in claim 1, wherein when the keycap is not moved down relative to the film circuit board, it should
One bottom of soft shade contacts the film circuit board.
4. illuminated keyboard as described in claim 1, wherein when the keycap is not moved down relative to the film circuit board, it should
One bottom of soft shade is not in contact with the film circuit board.
5. illuminated keyboard as described in claim 1, the wherein soft shade are made of rubber material.
6. illuminated keyboard as described in claim 1, the wherein soft shade pass through a barbola work or a dijection moulding process
It is combined with the keycap.
7. illuminated keyboard as described in claim 1, the wherein film circuit board include：
One lower plywood has one first circuit pattern, and has contact on first circuit pattern；And
One top plate has a second circuit pattern, and has on the second circuit pattern and connect on correspond to the lower contact one
Point, and there is a spacing distance between the upper contact and the lower contact, and the thin film switch is collectively formed with the lower contact.
8. illuminated keyboard as claimed in claim 7, the wherein film circuit board further include a middle plate, it is set to the top plate
And between the lower plywood so that between the upper contact and the lower contact have the spacing distance, and the middle plate have pair
It should be in a contact trepanning of the lower contact and the upper contact.
9. illuminated keyboard as claimed in claim 7, wherein an at least light-emitting component provide multiple to the film circuit board
Light beam, and at least partly the film circuit board is made of guide-lighting material.
10. illuminated keyboard as described in claim 1 further includes a backlight module, and the backlight module is set to the thin film wire
The lower section of road plate, and an at least light-emitting component provides multiple light beam to the backlight module.
11. a kind of illuminated keyboard, including：
One film circuit board has multiple thin film switches；
An at least light-emitting component, to provide multiple light beams；
Multiple press-key structures, to correspond to respectively and multiple thin film switch is connected, and each press-key structure includes：
One keycap；
One connecting element between the film circuit board and the corresponding keycap, and keeps the corresponding keycap opposite
It is moved up and down in the film circuit board；And
One soft shade is connected to the keycap and is extended downwardly from the keycap；
One key frame has the multiple accommodating holes for corresponding to multiple press-key structure respectively, and each accommodating hole is for corresponding
The keycap be active in wherein；
Wherein, the soft shade is blocking at least partly light beam in multiple light beam from corresponding keycap and adjacent
It is exported between the keycap and to block at least partly light beam in multiple light beam from the corresponding keycap and the key frame
Between export.
12. illuminated keyboard as claimed in claim 11, the wherein keycap include a shell and be formed in the shell one
Hollow-out parts；Wherein, a top of the corresponding soft shade is connected to a top surface of the hollow-out parts, and corresponding this is soft
A side of shade extends towards the direction outside the hollow-out parts, or is that a top of the soft shade is connected to the week of the shell
Edge.
13. illuminated keyboard as claimed in claim 11, wherein when the keycap is not moved down relative to the film circuit board,
One bottom of the corresponding soft shade contacts the film circuit board.
14. illuminated keyboard as claimed in claim 11, wherein when the keycap is not moved down relative to the film circuit board,
One bottom of the corresponding soft shade is not in contact with the film circuit board.
15. illuminated keyboard as claimed in claim 11, the wherein soft shade are made of rubber material.
16. illuminated keyboard as claimed in claim 11, the wherein soft shade are molded work by a barbola work or a dijection
Skill is combined with the corresponding keycap.
17. illuminated keyboard as claimed in claim 11, the wherein film circuit board include：
One lower plywood has one first circuit pattern, and has multiple lower contacts on first circuit pattern；And
One top plate has a second circuit pattern, and has on the second circuit pattern and correspond respectively to multiple lower contact
Multiple upper contacts, and between the lower contact of each upper contact corresponding thereto have a spacing distance, and with it is corresponding
The lower contact thin film switch is collectively formed.
18. illuminated keyboard as claimed in claim 17, the wherein film circuit board further include a middle plate, it is set to the upper layer
Between plate and the lower plywood, so as to there is the spacing distance between the lower contact of each upper contact corresponding thereto, and
The middle plate has the multiple contact trepannings for corresponding respectively to multiple lower contact and multiple upper contact.
19. it is more that illuminated keyboard as claimed in claim 17, wherein an at least light-emitting component to the film circuit board provide this
A light beam, and at least partly the film circuit board is made of guide-lighting material.
20. illuminated keyboard as claimed in claim 11 further includes a backlight module, and the backlight module is set to the thin film wire
The lower section of road plate, and an at least light-emitting component provides multiple light beam to the backlight module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611147724.4A CN108615638A (en) | 2016-12-13 | 2016-12-13 | Illuminated keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611147724.4A CN108615638A (en) | 2016-12-13 | 2016-12-13 | Illuminated keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108615638A true CN108615638A (en) | 2018-10-02 |
Family
ID=63657889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611147724.4A Withdrawn CN108615638A (en) | 2016-12-13 | 2016-12-13 | Illuminated keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108615638A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111511101A (en) * | 2019-01-31 | 2020-08-07 | 致伸科技股份有限公司 | Thin film circuit board and keyboard device with thin film circuit board |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1427432A (en) * | 2001-12-21 | 2003-07-02 | 保力马科技株式会社 | Housing part for illuminated push-button switch |
| CN102842453A (en) * | 2011-06-21 | 2012-12-26 | 致伸科技股份有限公司 | Key structure with scissors type connecting element |
| US8890014B1 (en) * | 2013-07-19 | 2014-11-18 | Primax Electronics Ltd. | Luminous keyboard and light guide plate module thereof |
-
2016
- 2016-12-13 CN CN201611147724.4A patent/CN108615638A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1427432A (en) * | 2001-12-21 | 2003-07-02 | 保力马科技株式会社 | Housing part for illuminated push-button switch |
| CN102842453A (en) * | 2011-06-21 | 2012-12-26 | 致伸科技股份有限公司 | Key structure with scissors type connecting element |
| US8890014B1 (en) * | 2013-07-19 | 2014-11-18 | Primax Electronics Ltd. | Luminous keyboard and light guide plate module thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111511101A (en) * | 2019-01-31 | 2020-08-07 | 致伸科技股份有限公司 | Thin film circuit board and keyboard device with thin film circuit board |
| CN111511101B (en) * | 2019-01-31 | 2021-07-02 | 致伸科技股份有限公司 | Thin film circuit board and keyboard device with thin film circuit board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181002 |
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| WW01 | Invention patent application withdrawn after publication |