CN108074769A - Keyboard - Google Patents
Keyboard Download PDFInfo
- Publication number
- CN108074769A CN108074769A CN201611031381.5A CN201611031381A CN108074769A CN 108074769 A CN108074769 A CN 108074769A CN 201611031381 A CN201611031381 A CN 201611031381A CN 108074769 A CN108074769 A CN 108074769A
- Authority
- CN
- China
- Prior art keywords
- plate
- keyboard
- light
- circuit board
- swing type
- 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- Withdrawn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
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2227/00—Dimensions; Characteristics
- H01H2227/026—Separate dome contact
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2227/00—Dimensions; Characteristics
- H01H2227/036—Minimise height
Landscapes
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The present invention is on a kind of keyboard, including bottom plate, switching circuit board, multiple swing type press-key structures, the light-emitting component that can generate light beam, light guide plate and wrap.Multiple swing type press-key structures are arranged on switching circuit board, and can be swung compared with the bottom plate and be generated push button signalling with trigger switch circuit board.Light guide plate has multiple guide-lighting daughter boards, and on multiple swing type press-key structures, to guide the light beam.Wrap coats the bottom plate, the switching circuit board, the plurality of swing type press-key structure, the light-emitting component and light guide plate and with transmission region, and light beam can be directed through transmission region caused by light-emitting component, so that keyboard shines.Keyboard of the present invention has both frivolous shape and high structural strength.
Description
Technical field
The present invention is on a kind of keyboard, in particular to a kind of keyboard with frivolous shape.
Background technology
Common computer peripheral equipment input equipment includes mouse, keyboard and trace ball etc., and wherein keyboard can directly key in text
Word and symbol give computer, therefore are quite paid attention to be subject to user and input equipment manufacturer.Wherein, relatively conventional is one
Kind includes the keyboard of scissor connecting element.
The framework of the keyboard in the keyboard for including scissor connecting element will be illustrated next, with a certain button in keyboard
Structure illustrates.Referring to Fig. 1, its diagrammatic cross-sectional side elevation for the press-key structure of existing keyboard.Existing press-key structure 1 includes
Button cap 11, scissor connecting element 12, elastic rubbery body 13, film switch circuit 14 and bottom plate 15, and bottom plate 15 to
Carry button cap 11, scissor connecting element 12, elastic rubbery body 13 and film switch circuit 14.Wherein scissor connection member
Part 12 is to connecting bottom board 15 and button cap 11.
Between bottom plate 15 and button cap 11 and respectively both the connections of scissor connecting element 12.Scissor connecting element
12 include the first frame 121 and the second frame 122.The first end of first frame 121 is connected to button cap 11, and the first frame
121 second end is then connected to bottom plate 15.Elastic rubbery body 13 is surround by scissor connecting element 12, and film switch circuit 14
With multiple press-button contacts (not shown in the figures).The press-button contact exports corresponding push button signalling when being triggered.Elasticity
Rubber bodies 13 are arranged on film switch circuit 14 and an elastic rubbery body 13 corresponds to a press-button contact, work as elastic rubber
When body 13 is touched, elastic rubbery body 13 deforms upon and presses corresponding press-button contact in film switch circuit 14 and generate
Push button signalling.
The operation situation that existing press-key structure 1 is pressed by user will be illustrated next.In Fig. 1, when user presses button
During cap 11,11 stress of button cap and pushing against scissor connecting element 12 makes its movement, therefore button cap 11 can be past compared with bottom plate 15
Lower movement and press corresponding elastic rubbery body 13.At this point, elastic rubbery body 13 deforms upon and presses film switch circuit
14 to trigger the press-button contact of film switch circuit 14 so that film switch circuit 14 exports corresponding push button signalling.And work as
User stops when pressing button cap 11, the no longer stress of button cap 11 and stop pressing elastic rubbery body 13 so that elastic rubber
Body 13 restores to the original state in response to its elasticity, while provides elastic restoring force up, therefore button cap 11 is pushed back touched
Position before.Above-mentioned structure and operation situation for existing press-key structure.
With the development of science and technology, user increasingly improves for the lightening requirement of keyboard, keyboard manufacturer is directed to
More frivolous press-key structure is developed, however, the press-key structure that manufacturer is developed is still limited by connection button cap and bottom
The structure of the connecting elements such as the scissor connecting element of plate, the limited extent that thickness reduces.On the other hand, in response to press-key structure
It is lightening, the structural strength of press-key structure is easily reduced, and press-key structure is caused easily to be damaged.
Therefore, it is necessary to a kind of keyboards for having both frivolous shape and high structural strength.
The content of the invention
The technical problem to be solved in the present invention is, for deficiencies of the prior art, provides one kind and has both gently
The keyboard of low profile and high structural strength.
The technical solution adopted by the present invention to solve the technical problems is to provide a kind of keyboard, including bottom plate, on-off circuit
Plate, multiple swing type press-key structures, generating the light-emitting component of light beam, light guide plate and wrap.The switching circuit board is set
It is placed on the bottom plate, a push button signalling is generated to be triggered.The plurality of swing type press-key structure, positioned at the switching circuit board
Top and can compared with the bottom plate swing and trigger the switching circuit board.The light guide plate is arranged at the plurality of swing type by bond
On structure, to guide the light beam；Wherein the light guide plate is made of multiple guide-lighting daughter boards, and each leaded light daughter board corresponds to one
The swing type press-key structure, and be arranged on corresponding swing type press-key structure, and can be with corresponding swing type button
Structure is swung.The wrap coat the bottom plate, the switching circuit board, the plurality of swing type press-key structure, the light-emitting component and
For the light guide plate in wherein, which has multiple transmission regions corresponding to multiple swing type press-key structures；Wherein, the light beam
Through the plurality of transmission region, the keyboard is made to shine.
It is preferred that at least one swing type press-key structure presses plate including metal spring piece, supporting item and metal, the gold
Belong to elastic component to be arranged on the switching circuit board, deform upon to trigger the switching circuit board or offer one to touched
Elastic force；The supporting item is arranged on the switching circuit board and positioned at the one side of the metal spring piece；The metal presses the one of plate
Side is fixed on the supporting item and is contacted with the corresponding leaded light daughter board, the metal is made to press plate stress and can be compared with the bottom
Plate is swung, and presses the metal spring piece.
It is preferred that the metal, which presses plate, includes plate body, fixed part and trigger unit, which can swing compared with the bottom plate
And it is contacted with the corresponding leaded light daughter board；The fixed position presses the side of plate in the metal and is connected to the plate body and presents
One bending, to fix the one side of the plate body on the supporting item；The trigger unit is arranged on the lower surface of the plate body, to
It is contacted with the metal spring piece.
It is preferred that the fixed part is to be fixed on by bonding mode on the supporting item, and the supporting item is also by bonding
Mode and be fixed on the switching circuit board.
It is preferred that the fixed part and the trigger unit be with the plate body be integrally formed, and the plate body, the fixed part and should
Trigger unit is all made with metal material.
It is preferred that the keyboard further includes power supply circuit plate, which is arranged on the switching circuit board and is located at
The one side of at least one swing type press-key structure, is electrically connected at the light-emitting component, and the light-emitting component is given to provide an electric power.
It is preferred that having a gap between each two leaded light daughter board, to separate this two guide-lighting daughter boards, make two leaded lights
Daughter board can independently be swung.
It is preferred that the wrap further includes clad and lower clad, on this clad by the light guide plate top
It is covered on the light guide plate；Wherein the plurality of transmission region is located on this on clad；The lower clad by the bottom plate lower section
It is coated on the bottom plate and is combined with clad on this.
It is preferred that the plurality of transmission region is with laser carving technology exclusive segment clad and multiple hollow out knots for being formed on this
Structure, and clad is collectively formed with synthetic leather (PU leathers) material and expanded material on this.
It is preferred that clad is and the bag on this with made by the thermoplastic polyurethane of light-permeable (TPU) thin-film material on this
Coating forms the plurality of transmission region and multiple non-transparent regions via local cloudy piece printing technology, and the light beam can not be worn
Saturating the plurality of non-transparent region.
Keyboard of the present invention uses swing type press-key structure, and pressing plate with supporting item and metal substitutes traditional button cap
And scissor connecting element, and substitute traditional elastic rubbery body using metal spring piece, since supporting item and metal touch
The overall thickness of pressing plate is much smaller than button cap and the overall thickness of scissor connecting element, therefore the shape of keyboard of the present invention is more light
Thin, compared with existing keyboard, the thickness of keyboard of the present invention can be greatly reduced.In addition, since keyboard of the present invention uses
Plate is pressed with the metal made by metal material, compared with the press-key structure of the existing keyboard made by plastic material, metal
It is stronger to press the structural strength of plate, without easily damaged.Wherein, keyboard of the present invention more presses the top setting leaded light of plate in metal
Plate, and light guide plate is made of the guide-lighting daughter board that can independently swing, and to guide light beam by transmission region, and makes keyboard
Generate illumination effect.
Description of the drawings
Fig. 1 is the diagrammatic cross-sectional side elevation of the press-key structure of existing keyboard.
Fig. 2 is partial structural diagram of the keyboard of the present invention in a preferred embodiment.
Fig. 3 is partial structurtes decomposition diagram of the keyboard of the present invention in a preferred embodiment.
Fig. 4 is partial structurtes schematic side view of the keyboard of the present invention in a preferred embodiment.
Specific embodiment
In view of problem existing in the prior art, the present invention provide it is a kind of can lift structure intensity keyboard, and can maintain light
Low profile, it is existing in the prior art to solve the problems, such as.It is preferable in one for keyboard of the present invention please refer to Fig. 2 and Fig. 3, Fig. 2
Partial structural diagram in embodiment, and Fig. 3 is partial structurtes exploded pictorial of the keyboard of the present invention in a preferred embodiment
Figure.Keyboard 2 include bottom plate 21, a plurality of light-emitting elements 22, light guide plate 23, multiple swing type press-key structures 24, switching circuit board 25,
Power supply circuit plate 26 and clad 27.Switching circuit board 25 is arranged on bottom plate 21, can in response to pressing for user and by
To generate push button signalling, multiple swing type press-key structures 24 are located at the top of switching circuit board 25 and can be compared with bottom plates 21 for triggering
It swings and trigger switch circuit board 25.Power supply circuit plate 26 is arranged on switching circuit board 25 and positioned at part swing type by bond
The one side of structure 24, other swing type press-key structures can also be set by representing the right side of power supply circuit plate 26 in Fig. 3.Power supply circuit
Plate 26 is electrically connected at a plurality of light-emitting elements 22 and carries it, and a plurality of light-emitting elements 22 is given to provide electric power, and light-emitting component 22
Function to generate light beam B.In this preferred embodiment, light-emitting component 22 is realized using light emitting diode, power supply circuit plate
26 be flexible circuit board (FPC), and switching circuit board 25 is film switch circuit.
Wrap 27 coats bottom plate 21, a plurality of light-emitting elements 22, light guide plate 23, multiple swing type press-key structures 24, switch
Circuit board 25 and power supply circuit plate 26 are in wherein, and wrap 27 includes upper clad 271 and lower clad 272.Upper bag
Coating 271 is to be covered in by the top of light guide plate 23 on light guide plate 23, and upper clad 271 have pressed corresponding to multiple swing types
Multiple transmission regions 270 of bond structure 24 so that light beam B can be directed through multiple transmission regions 270, and keyboard 2 is then able to
Generate illumination effect.And lower clad 272 is then coated on the lower surface of bottom plate 21 by the lower section of bottom plate 21, and with upper clad
271 combine, to form the wrap 27 of cladding said elements.
In other words, upper clad 271 and lower clad 272 respectively by light guide plate 23, multiple swing type press-key structures 24,
The both sides up and down of the elements such as switching circuit board 25, a plurality of light-emitting elements 22, power supply circuit plate 26 and bottom plate 21 coat those yuan
Part, and the finger of user touches the as upper clad 271 of keyboard 2.Wherein, the shape of transmission region 270 with it is opposite
The shape for the character answered meets.Such as：Press-key structure 2 corresponds to button P, the shape of the transmission region 270 then shape with character P
Shape meets.In this preferred embodiment, transmission region 270 is with (that is, the upper cladding of clad 271 on laser carving technology exclusive segment
Correspond to the part of character P in layer 271) and the engraved structure of formation, and upper clad 271 is with synthetic leather (PU leathers) material
Material and expanded material are collectively formed, wherein, the swing type press-key structure that user is pressed is corresponded in upper clad 271
24 part is with made by synthetic leather material, and the other parts of upper clad 271 are then with made by expanded material.
On the other hand, light guide plate 23 is arranged on multiple swing type press-key structures 24, bootable light beam B, wherein, it is guide-lighting
Plate 23 is made of multiple guide-lighting daughter boards 231, and each leaded light daughter board 231 corresponds to a swing type press-key structure 24, and sets
It is placed on corresponding swing type press-key structure 24 so that guide-lighting daughter board 231 can be with corresponding swing type press-key structure 24
It swings.Specifically, the position in guide-lighting daughter board 231 corresponding to transmission region 270 is provided with corresponding guide-lighting member
Part (not shown in the figures), such as guide-lighting micro-structure or light directing site etc., to change light beam B direction light beam B can project
To transmission region 270.In addition, having gap 232 between each two leaded light daughter board 231, to separate those guide-lighting daughter boards 231, make
Those guide-lighting daughter boards 231 are independently swung, without being sent out when multiple adjacent swing type press-key structures 24 are touched
The raw situation interfered with each other.In a preferable way, guide-lighting daughter board can be more fixed on swing type press-key structure, to connect leaded light
Daughter board and swing type press-key structure.
The structure of swing type press-key structure 24 will be illustrated next.It is keyboard of the present invention please refer to Fig. 3 and Fig. 4, Fig. 4
Partial structurtes schematic side view in a preferred embodiment.Illustrated with single a swing type press-key structure 24, swing type is pressed
Bond structure 24 presses plate 243 including metal spring piece 241, supporting item 242 and metal.Metal spring piece 241 is arranged at switch
On the upper surface of circuit board 25 and corresponding to the press-button contact (not shown in the figures) of switching circuit board 25, can be pressed by metal
Plate 243 is pressed and deformed upon, and with the press-button contact of trigger switch circuit board 25 or is, when being restored to the original state by deformed state
Elastic force, which can be provided, gives metal to press plate 243.Supporting item 242 is arranged on switching circuit board 25 and positioned at metal spring piece 241
One side.Metal is pressed in plate 243, and the one side that metal presses plate 243 is fixed on supporting item 242, and metal is made to press plate 243 and is connect
It can be swung by the power that user is applied compared with bottom plate 21, and metal spring piece 241 pressed in swing process.In this compared with
In good embodiment, metal spring piece 241 is with elastic piece structure made of metal material (that is, the metal dome being commonly called as), and is propped up
Support member 242 can be, for example, foam material with made by flexible material.Wherein, supporting item 242 can connect by bonding, engaging, mechanism
It connects mode and is fixed on switching circuit board 25.
Metal, which presses plate 243, includes plate body 2431, fixed part 2432 and trigger unit 2433.Plate body 2431 can be the bottom of compared with
Plate 21 is swung, and fixed part 2432 is located at metal and presses the one side of plate 243 and be connected to plate body 2431, to show bending,
Function is the one side of fixed plate body 2431 on supporting item 242.Trigger unit 2433 is arranged on the lower surface of plate body 2431, can
It is contacted with metal spring piece 241.In this preferred embodiment, fixed part 2432 and trigger unit 2433 are and 2431 one of plate body
Shaping, and plate body 2431, fixed part 2432 and trigger unit 2433 are all with made by metal material.Wherein, fixed part 2432 can
By bonding, engaging, mechanism connection mode and be fixed on supporting item 242.
Each element with reference to and formed swing type press-key structure 24 as shown in figure 4, and swing type press-key structure 24 is used
The operation situation that person's force presses is as follows：When the finger of user presses upper clad 271, metal press 243 stress of plate and
Its plate body 2431 is made to be swung compared with bottom plate 21, its trigger unit 2433 is made to push against metal spring piece 241 down.At this point, metal elastic
Property part 241 deforms upon and touch-pressure switch circuit board 25, with the press-button contact in trigger switch circuit board 25 so that on-off circuit
Plate 25 exports corresponding push button signalling.And when user stop press upper clad 271 when, the no longer stress of plate body 2431 and make
The stopping of trigger unit 2433 presses metal spring piece 241 so that metal spring piece 241 recovers former in response to its elasticity by deformed state
Shape, while elastic force up is provided, therefore plate body 2431 forced back towards the position before being pressed by user.
Specifically have two, first, wrap is also using thermoplastic polyurethane (TPU) thin-film material of light-permeable
It is made, and the upper clad of wrap can form transmission region and non-transparent region via local cloudy piece printing technology, and
Light beam can not penetrate non-transparent region.Wherein, required region printing in upper clad can be dark color by cloudy piece printing technology
Or lighttight color.In this preferred embodiment, transmission region corresponds to the region of character (such as character P), and non-transparent
Region is then other regions of exclusion character P so that only light beam can be made to penetrate corresponding to the region of character P.
Second, supporting item 242 in swing type press-key structure 24 of the present invention must with made of flexible material the reason is that,
When user is pressed in plate body 2431 close to the one side of supporting item 242, due to supporting item 242 be made of with flexible material, therefore
Plate body 2431 can move down rather than swing compared with bottom plate 21, while squeezes supporting item 242 and make supporting item 242 that shape occur
Become, trigger unit 2433 to be made to push against metal spring piece 241 down.That is, supporting item 242 must be made with flexible material,
When user presses the either side of plate body 2431 or any corner, the plate body 2431 that metal presses plate 243 is swingable or mobile, makes
Trigger unit 2433 pushes against metal spring piece 241.In other words, if supporting item 242 is made with non-flexible material, user presses plate body
When 2431 either side or any corner, trigger unit 2433 can not necessarily push against metal spring piece 241.On the other hand, use with
Supporting item 242 made of flexible material, which can more provide, good presses feel.
As described above, keyboard of the present invention uses swing type press-key structure, plate is pressed with supporting item and metal and is taken
For traditional button cap and scissor connecting element, and substitute traditional elastic rubbery body using metal spring piece, due to branch
Support member and metal press the overall thickness of plate much smaller than button cap and the overall thickness of scissor connecting element, therefore keyboard of the present invention
Shape it is more frivolous, compared with existing keyboard, the thickness of keyboard of the present invention can be greatly reduced.In addition, due to this
Invention keyboard is used presses plate with the metal made by metal material, with pressing bond with the existing keyboard made by plastic material
Structure compares, and the structural strength that metal presses plate is stronger, without easily damaged.Wherein, keyboard of the present invention more presses the upper of plate in metal
Side sets light guide plate, and light guide plate is made of the guide-lighting daughter board that can independently swing, light beam to be guided to pass through transparent area
Domain, and keyboard is made to generate illumination effect.
The foregoing is merely presently preferred embodiments of the present invention, is not limited to the claims of the present invention,
Therefore it is all other without departing from the equivalent change or modification completed under disclosed spirit, it is intended to be limited solely by the present invention's
In scope of patent protection.
Claims (10)
1. a kind of keyboard, which is characterized in that including：
Bottom plate；
Switching circuit board is arranged on the bottom plate, and a push button signalling is generated to be triggered；
Multiple swing type press-key structures positioned at the top of the switching circuit board and can trigger the switch compared with bottom plate swing
Circuit board；
Light-emitting component, to generate light beam；
Light guide plate is arranged on the plurality of swing type press-key structure, to guide the light beam；Wherein the light guide plate is led by multiple
Photon plate is formed, each leaded light daughter board correspond to the swing type press-key structure, and be arranged at corresponding swing type by
On bond structure, and it can be swung with corresponding swing type press-key structure；And
Wrap coats the bottom plate, the switching circuit board, the plurality of swing type press-key structure, the light-emitting component and the leaded light
For plate in wherein, which has multiple transmission regions corresponding to multiple swing type press-key structures；Wherein, which, which passes through, is somebody's turn to do
Multiple transmission regions make the keyboard shine.
2. keyboard as described in claim 1, which is characterized in that at least one swing type press-key structure includes：
Metal spring piece is arranged on the switching circuit board, deform upon to trigger to touched the switching circuit board or
One elastic force is provided；
Supporting item is arranged on the switching circuit board and positioned at the one side of the metal spring piece；And
Metal presses plate, and the one side which presses plate is fixed on the supporting item and is contacted with the corresponding leaded light daughter board,
The metal is made to press plate stress and can be swung compared with the bottom plate, and presses the metal spring piece.
3. keyboard as claimed in claim 2, which is characterized in that the metal, which presses plate, to be included：
Plate body can swing compared with the bottom plate and be contacted with the corresponding leaded light daughter board；
Fixed part presses the side of plate positioned at the metal and is connected to the plate body and a bending is presented, to fix the plate body
One side on the supporting item；And
Trigger unit is arranged on the lower surface of the plate body, to be contacted with the metal spring piece.
4. keyboard as claimed in claim 3, which is characterized in that the fixed part is to be fixed on the supporting item by bonding mode
On, and the supporting item is also fixed on by bonding mode on the switching circuit board.
5. keyboard as claimed in claim 3, which is characterized in that the fixed part and the trigger unit be with plate body one into
Type, and the plate body, the fixed part and the trigger unit are all made with metal material.
6. keyboard as described in claim 1, which is characterized in that the keyboard further includes power supply circuit plate, which sets
It is placed on the switching circuit board and positioned at the one side of at least one swing type press-key structure, is electrically connected at the light-emitting component, uses
The light-emitting component is given to provide an electric power.
7. keyboard as described in claim 1, which is characterized in that between each two leaded light daughter board there is a gap, be somebody's turn to do with separating
Two guide-lighting daughter boards enable this two guide-lighting daughter boards independently to swing.
8. keyboard as described in claim 1, which is characterized in that the wrap further includes：
Upper clad, by being covered in above the light guide plate on the light guide plate；Wherein the plurality of transmission region is located at cladding on this
On layer；And
Lower clad, by being coated on the bottom plate below the bottom plate and being combined with clad on this.
9. keyboard as claimed in claim 8, which is characterized in that the plurality of transmission region is with laser carving technology exclusive segment on this
Clad and the multiple engraved structures formed, and clad is with the common shape of synthetic leather material and expanded material institute on this
Into.
10. keyboard as claimed in claim 8, which is characterized in that clad is thin with the thermoplastic polyurethane of light-permeable on this
Made by membrane material, and clad forms the plurality of transmission region and multiple non-via local cloudy piece printing technology on this
Light region, and the light beam can not penetrate the plurality of non-transparent region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611031381.5A CN108074769A (en) | 2016-11-18 | 2016-11-18 | Keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611031381.5A CN108074769A (en) | 2016-11-18 | 2016-11-18 | Keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108074769A true CN108074769A (en) | 2018-05-25 |
Family
ID=62160886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611031381.5A Withdrawn CN108074769A (en) | 2016-11-18 | 2016-11-18 | Keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108074769A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201015601A (en) * | 2008-10-03 | 2010-04-16 | Htc Corp | Keypad structure for a handheld device |
| CN101868841A (en) * | 2007-11-20 | 2010-10-20 | Dav公司 | Be used in particular for the tactile-surface control module of motor vehicle |
| CN102144270A (en) * | 2008-09-05 | 2011-08-03 | 三箭株式会社 | Light guiding sheet and key seat using the light guiding sheet |
| CN202049882U (en) * | 2011-04-15 | 2011-11-23 | 韦登精密电子（厦门）有限公司 | Silicone keypad with light guide piece |
| CN203192658U (en) * | 2013-01-31 | 2013-09-11 | 群光电子股份有限公司 | Luminous keyboard |
-
2016
- 2016-11-18 CN CN201611031381.5A patent/CN108074769A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101868841A (en) * | 2007-11-20 | 2010-10-20 | Dav公司 | Be used in particular for the tactile-surface control module of motor vehicle |
| CN102144270A (en) * | 2008-09-05 | 2011-08-03 | 三箭株式会社 | Light guiding sheet and key seat using the light guiding sheet |
| TW201015601A (en) * | 2008-10-03 | 2010-04-16 | Htc Corp | Keypad structure for a handheld device |
| CN202049882U (en) * | 2011-04-15 | 2011-11-23 | 韦登精密电子（厦门）有限公司 | Silicone keypad with light guide piece |
| CN203192658U (en) * | 2013-01-31 | 2013-09-11 | 群光电子股份有限公司 | Luminous keyboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180525 |
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| WW01 | Invention patent application withdrawn after publication |