CN109616355A - Switch and hair dryer - Google Patents
Switch and hair dryer Download PDFInfo
- Publication number
- CN109616355A CN109616355A CN201811639241.5A CN201811639241A CN109616355A CN 109616355 A CN109616355 A CN 109616355A CN 201811639241 A CN201811639241 A CN 201811639241A CN 109616355 A CN109616355 A CN 109616355A
- Authority
- CN
- China
- Prior art keywords
- cantilever
- inside casing
- circuit board
- switching circuit
- keycap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000003447 ipsilateral effect Effects 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000001960 triggered effect Effects 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 1
- 230000035699 permeability Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 235000014676 Phragmites communis Nutrition 0.000 description 3
- 230000001795 light effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241001025261 Neoraja caerulea Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
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
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
-
- 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
- H01H13/023—Light-emitting indicators
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The present invention relates to field of electronic devices, a kind of switch and hair dryer are disclosed.Switch includes switching circuit board, boom support member, keycap, the light source and microswitch being set on switching circuit board, the side that cantilever inside casing deviates from switching circuit board is arranged in the ipsilateral setting on switching circuit board of light source and microswitch, boom support member, keycap；Microswitch, light source and master control borad are electrically connected by switching circuit board, boom support member includes cantilever inside casing, is surrounded on cantilever inside casing and the flexible support portion of the cantilever outline border fixed relative to one another with switching circuit board, connecting cantilever inside casing and cantilever outline border, light source is revealed from cantilever inside casing, and microswitch is located at the lower section of cantilever inside casing；Keycap covers light source and at least partial light permeability；Keycap presses cantilever inside casing towards the direction of switching circuit board using flexible support portion as fulcrum, triggers microswitch.It thus can optimize keycap size, guarantee the uniformity of light.
Description
Technical field
The present invention relates to field of electronic devices, in particular to a kind of switch and hair dryer.
Background technique
The state of electronic equipment is identified in order to facilitate user, it usually needs in addition setting prompts light on an electronic device,
User can know the current working condition of electronic equipment according to prompt light, for example, the selection switch of hair dryer is generally divided into
Third gear, i.e. closing shelves, cold wind shelves, hot wind shelves, and it is equipped with the gear of the corresponding current hair dryer of light prompt user, such as cold wind shelves
Corresponding blue ray, hot wind shelves correspond to red light etc..Under normal conditions, the key of switch and the prompt light of gear state point
She Zhi not be in Liang Chu, thus need biggish structure space, and cannot succinct intuitively identification switch state, to making for user
With inconvenience is brought, user experience is lower.
Summary of the invention
The purpose of the present invention is to provide a kind of switch and hair dryer, makes it possible in lesser structure space while setting
Key and light are set, and better light display effect is provided, facilitating user, succinctly intuitively the state of identification switch, promotion are used
Family experience.
In order to solve the above technical problems, embodiments of the present invention provide a kind of switch, comprising: switching circuit board is set
The light source and microswitch being placed on the switching circuit board, the light source and the microswitch are on the switching circuit board
Ipsilateral setting, and be electrically connected with the switching circuit board, the microswitch is used in a triggered to the switching circuit
Plate exports electric signal, and the switching circuit board is used to for the microswitch, the light source and master control borad being electrically connected,
In, the switch further include:
The side that the switching circuit board is provided with the light source and the microswitch is arranged in boom support member, and
Include: cantilever inside casing, be surrounded on the cantilever inside casing and the cantilever outline border fixed relative to one another with the switching circuit board, connect
The flexible support portion of the cantilever inside casing and the cantilever outline border, the light source is revealed from the cantilever inside casing, described
Microswitch is located at the lower section of the cantilever inside casing；
Keycap, at least part are light transmission, are set to the cantilever inside casing from the side for deviating from the switching circuit board,
And cover said light source；The keycap is used to press institute towards the direction of the switching circuit board using the flexible support portion as fulcrum
Cantilever inside casing is stated, the microswitch is triggered.
In addition, embodiments of the present invention additionally provide a kind of hair dryer, comprising: shell is arranged on the housing such as
The upper switch.
Embodiment of the present invention in terms of existing technologies, since cantilever inside casing and cantilever outline border pass through flexible support portion
It is connected, and the side that cantilever inside casing deviates from switching circuit board is arranged in keycap, and keycap is fulcrum towards switch using flexible support portion
The direction of circuit board presses cantilever inside casing, and when keycap triggers microswitch by cantilever inside casing, switching circuit board is by electric signal
It is transferred to master control borad, light source is controlled by master control borad, makes light source luminescent.In addition, light source is revealed from cantilever inside casing,
Also, keycap covers light source, and the partial region light transmission on keycap, thus when light source emits beam, by saturating on keycap
Light region can be recognized by the user.To only need for light source to be arranged in the underface of keycap, microswitch is settable
Region other than keycap avoids while accommodating microswitch and light source under keycap, thus can optimize keycap size, and light
Source is placed in the underface of keycap, and the light of sending is gathered in the light transmission part of keycap, the light effects that may make user to see
It more concentrates, ensure that the uniformity of light, and then user's succinctly intuitively identification switch state, effectively promotion user can be facilitated
Experience.
In addition, the cantilever inside casing has part to the direction far from the flexible support portion relative to the flexible support portion
Horizontal extension forms the cantilever contact for triggering the microswitch；The microswitch is located under the cantilever contact
Side.So that keycap can be by pressing cantilever inside casing, and then cantilever contact is driven to trigger microswitch.
In addition, the cantilever inside casing, the cantilever outline border and the support portion are integrally formed.To which cantilever support can be improved
The service life of part.
In addition, the keycap includes: the annular abutment to offset with the cantilever inside casing, along the axis of the annular abutment
The keycap ontology that line direction and the annular abutment are fixed, and at least described keycap ontology is light transparent member.To make
The light that light source issues penetrates keycap, moreover it is possible to facilitate the installation of keycap.
In addition, the shape of the annular abutment is identical as the shape of the cantilever inside casing.
In addition, the side that the annular abutment and the cantilever inside casing offset has part to the direction of the cantilever inside casing
Protrusion constitutes the circular orientation protrusion being inserted into the hollowed out area of the cantilever inside casing.So as to further facilitate installation keycap.
In addition, the keycap body interior has the cavity for being injected by the light of the light source.So as to facilitate by
Light source and key are arranged at one.
In addition, the keycap ontology include: the cap body fixed with the annular abutment and surrounded by least one side wall,
It is set to cap of the cap body far from the annular abutment side；The side that the annular abutment and the cap body are fixed
Open up the locating slot being inserted by each side wall of the cap body.
In addition, the light source includes at least one light-emitting component being electrically connected with the switching circuit board.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these are exemplary
Illustrate not constitute the restriction to embodiment, the element in attached drawing with same reference numbers label is expressed as similar member
Part, unless there are special statement, composition does not limit the figure in attached drawing.
Fig. 1 is switch structure diagram in first embodiment of the invention；
Fig. 2 is that explosive view is switched in first embodiment of the invention；
Fig. 3 is that diagrammatic cross-section is switched in first embodiment of the invention；
Fig. 4 is hair dryer partial structure diagram in second embodiment of the invention.
As shown in the figure, 1- switching circuit board；2- light source；3- microswitch；4- boom support member；41- cantilever inside casing；42-
Cantilever outline border；43- flexible support portion；44- cantilever contact；5- keycap；51- annular abutment；511- locating slot；52- keycap sheet
Body；521- cap body；522- cap；6- lug boss；7- shell.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to each reality of the invention
The mode of applying is explained in detail.However, it will be understood by those skilled in the art that in each embodiment of the present invention,
In order to make the reader understand this application better, many technical details are proposed.But even if without these technical details and base
In the various changes and modifications of following embodiment, each claim of the application technical side claimed also may be implemented
Case.The division of each embodiment is for convenience, should not to constitute any restriction to specific implementation of the invention below,
Each embodiment can be combined with each other mutual reference under the premise of reconcilable.
The first embodiment of the present invention is related to a kind of switches, as shown in Figure 1 to Figure 3, by switching circuit board 1, light source 2,
Microswitch 3, boom support member 4 and keycap 5 form.Wherein, switching circuit board 1 and master control borad are electrically connected, light source 2 and fine motion
Switch 3 is arranged on switching circuit board 1, and the same side being arranged on switching circuit board 1, meanwhile, boom support member 4 is set
Set and switching circuit board 1 be provided with the side of light source 2 and microswitch 3, and light source 2, microswitch 3 with switching circuit board 1
It is electrically connected.Microswitch is the contact mechanism that switch motion is carried out with defined stroke and defined power, and external mechanical force is made
With movement reed on, when act reed be moved to critical point when generate snap action, make act reed end movable contact with
Fixed contact quick-make or disconnection.Switching circuit board 1 is used to for microswitch 3, light source 2 being electrically connected with master control borad, when
Microswitch 3 exports electric signal in a triggered, to switching circuit board 1, and electric signal is passed to master control by switching circuit board 1
Then plate controls light source 2 by master control borad, and then open light source 2.Specifically, boom support member 4 is by cantilever inside casing
41, cantilever outline border 42, flexible support portion 43 collectively constitute, wherein cantilever outline border 42 is surrounded on the setting of cantilever inside casing 41, and cantilever
Outline border 42 and switching circuit board 1 are fixed relative to one another, and cantilever inside casing 41 is connected with cantilever outline border 42 by flexible support portion 43.
The lower section of cantilever inside casing 41 is arranged in microswitch 3, and light source 2 is revealed from cantilever inside casing 41.In addition, keycap 5 is arranged
Deviate from the side of switching circuit board 1 in cantilever inside casing 41, and cover light source 2, and at least part of keycap 5 is light transmission, works as light
After source 2 is opened, the light that light source 2 issues can light the transmission region on keycap 5, and user is facilitated to identify.It is actually using
In the process, keycap 5 can also whole installation be light transmission.In actual use, hard circuit board can be used in master control borad.
Through the above it is not difficult to find that since cantilever inside casing 41 and cantilever outline border 42 pass through the interconnection of 43 phase of flexible support portion
Connect, and keycap 5 be arranged in cantilever inside casing 41 deviate from switching circuit board 1 side, and keycap 5 with flexible support portion 43 be fulcrum court
The direction of switching circuit board 1 presses cantilever inside casing 41, when keycap 5 triggers microswitch 3 by cantilever inside casing 41, switching circuit
Electric signal is transferred to master control borad by plate 1, is controlled by master control borad light source 2, light source 2 is made to emit beam.In addition, light source 2 from
It is revealed in cantilever inside casing 41, also, keycap 5 covers light source 2, and at least partial region is light transmission on keycap 5, thus
When light source 2 is when being opened and emitting beam, user can recognize the illumination of internal light source 2 by the transmission region on keycap 5
Situation.To which microswitch 3 may be provided at the region outside keycap 5, it is only necessary to light source 2 is arranged in the whole lower section of keycap 5,
It avoids while microswitch 3 and light source 2 is set in the lower section of keycap 5, thus 5 size of keycap can be optimized, and light source 2 is placed in key
Immediately below cap 5, the light of sending is gathered in the light transmission part of keycap 5, so that the light effects that user sees more are concentrated, guarantees
The uniformity of light, and then user succinctly intuitively identification switch state, effectively promotion user experience can be facilitated.
Specifically, in the present embodiment, as shown in Fig. 2, cantilever inside casing 41, cantilever outline border 42 and flexible support portion 43
It is integrally formed, wherein cantilever outline border 42 is hollow endless member, and the through-hole of the formation of cantilever outline border 42 is arranged in cantilever inside casing 41
It is interior；Be again provided with hollowed out area on cantilever inside casing 41, light source 2 is arranged in the hollowed out area, keycap 5 and cantilever inside casing 41 into
Row is connected and fixed.In addition, cantilever inside casing 41 has part to separate flexible support portion 43 relative to the side of flexible support portion 43
Direction horizontal extension forms cantilever contact 44.Wherein, the underface of cantilever contact 44, and cantilever contact is arranged in microswitch 3
44 for triggering microswitch 3.
And preferably, in the present embodiment, as shown in Figure 2 and Figure 3, keycap 5 is by annular abutment 51 and keycap
Ontology 52 forms.Wherein, annular abutment 51 offsets with cantilever inside casing 41, and keycap ontology 52 is along the axis side of annular abutment 51
It is fixed to each other to annular abutment 51, and at least partially light transparent member in keycap ontology 52.In addition, annular abutment 51 with
The side that cantilever inside casing 41 offsets has part to protrude to the direction of cantilever inside casing 41, and the part that annular abutment 51 protrudes is constituted
Circular orientation protrusion, the circular orientation protrusion are inserted into 41 hollowed out area of cantilever inside casing, are attached fixation with cantilever inside casing 41.
It is noted that in the present embodiment, keycap ontology 52 is made of cap body 521 and cap 522, wherein cap body 521 and ring
Shape abutting part 51 is fixed, and has at least one side wall, and cap 522 is set to one of cap body 521 far from annular abutment 51
Side.Wherein, microswitch 3 is triggered for convenience, can also be extended to form towards 44 side of cantilever contact on annular abutment 51 convex
Play portion 6,6 face cantilever contact 44 of lug boss, and identical as 44 shape of cantilever contact, thus when user presses keycap ontology 52
When, lug boss 6 and cantilever contact 44 on annular abutment 51 can be driven to offset, thus can preferably trigger microswitch 3.It is real
Border is in use, cap body 521 can be configured according to 522 shape of cap, for example, when cap 522 is provided in round, cap body 521
Can be by one side wall around being enclosed, when cap 522 is set as triangle, cap body 521 then encloses shape by three side walls jointly
At, and when cap 522 is set as quadrangle, cap body 521 can be enclosed jointly by four side walls.Also, annular abutment
In addition 51 sides fixed with cap body 521 can also offer locating slot 511, and the shape of the shape of locating slot 511 and cap 522
It is identical, therefore when keycap 5 and cantilever inside casing 41 are locked, be enclosed cap body 521 each side wall can correspond to it is slotting
Enter in locating slot 511, thus can facilitate to the positioning and installation between keycap 5 and cantilever inside casing 41.
In addition, in the present embodiment, as shown in Fig. 2, in order to preferably trigger microswitch 3, annular abutment 51
Shape is identical as the shape of cantilever inside casing 41, for example, annular abutment 51 and cantilever inside casing 41 can be disposed as circular configuration, side
Just user uses, and certainly, may be alternatively provided as other shapes.
It should be noted that in the present embodiment, as shown in Fig. 2, light source 2 includes three electrical with switching circuit board 1
The light-emitting component of connection.For example, three light-emitting components can be respectively set to three when the switching mechanism is arranged on hair dryer
LED lamp, and each LED light issues the light of red, yellow, blue when being lit respectively, it is corresponding,
It may be provided with the microswitch 3 for controlling high temperature wind, medium temperature wind, cold wind respectively on master control borad.Specifically, when user passes through keycap
When the microswitch that 5 triggerings are blown a cold wind over, microswitch issues an electric signal to master control borad, and by master control borad control hair dryer blowout
Cold wind, and corresponding LED light is opened, the light of blue is issued, informs that user currently blows for cold wind；Similarly, work as user
When blowing the microswitch of medium temperature wind by the triggering of keycap 5, microswitch issues an electric signal to master control borad, and is controlled by master control borad
Hair dryer blows out medium temperature wind, and corresponding LED light is opened, and issues the light of yellow, informs that user is currently blowing medium temperature wind,
Moderate temperature；When user blows the microswitch of high temperature wind by the triggering of keycap 5, microswitch issues a telecommunications to master control borad
Number, and high temperature wind is blown out by master control borad control hair dryer, and corresponding LED light is opened, red light is issued, informs and uses
It is high temperature wind that family, which is currently dried, and temperature is higher.When light-emitting component is provided with it is multiple when, it is same to may be alternatively provided as a plurality of light-emitting elements
When open or close, enhance lamplight brightness, play preferably prompt effect.Certainly, light-emitting component can also only be set as a LED
Lamp can prompt the current hair dryer of user in the open state or closed state, in reality when light-emitting component is a LED light
In use process, other elements are can also be used in light-emitting component, and the quantity of light-emitting component can be adjusted according to actual use situation
Section.
Second embodiment of the invention is related to a kind of hair dryer, as shown in Figure 4, comprising: shell 7 is arranged on shell 7
Switch as described in the first embodiment.Wherein, switching circuit board 1 and boom support member 4 are separately fixed in shell 7, shell 7
On offer keycap hole, keycap 5 is slidably disposed in keycap hole along the hole depth direction in 5 hole of keycap, and 5 face cantilever of keycap
Inside casing setting, and light source is covered by keycap 5.Wherein, switching circuit board 1 can be embedded inside shell 7, and boom support member 4 can lead to
Screw locking is crossed to be fixed on shell 7.Light emitting component can be thus placed in the underface of keycap 5, and then guarantee light light
The uniformity of line, so that light effects are more preferably.Also, since microswitch 3 is arranged other than 5 coverage area of keycap, and pass through
Boom support member 4 triggers microswitch 3, thus can optimize 5 size of keycap, avoid while set in the lower section of keycap 5
Microswitch 3 and light source are set, 5 occupied space of keycap is reduced.Meanwhile user can synchronize when by lower switch and intuitively observe
Gear state, thus may make state recognition of opening the light more succinct intuitive, it is user-friendly.
It is not difficult to find that present embodiment is system embodiment corresponding with first embodiment, present embodiment can
It works in coordination implementation with first embodiment.The relevant technical details mentioned in first embodiment are in the present embodiment still
Effectively, in order to reduce repetition, which is not described herein again.Correspondingly, the relevant technical details mentioned in present embodiment can also be applied
In the first embodiment.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention,
And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (10)
1. a kind of switch, comprising: switching circuit board, the light source and microswitch being set on the switching circuit board, the light
The ipsilateral setting on the switching circuit board of source and the microswitch, and be electrically connected with the switching circuit board, it is described micro-
Dynamic switch is for exporting electric signal to the switching circuit board in a triggered, and the switching circuit board is for opening the fine motion
It closes, the light source and master control borad are electrically connected, which is characterized in that the switch further include:
Boom support member is arranged in the side that the switching circuit board is provided with the light source and the microswitch, and includes:
Cantilever inside casing, be surrounded on the cantilever inside casing and the cantilever outline border fixed relative to one another with the switching circuit board, connection described in
The flexible support portion of cantilever inside casing and the cantilever outline border, the light source are revealed from the cantilever inside casing, the fine motion
Switch is located at the lower section of the cantilever inside casing；
Keycap, at least part are light transmission, are set to the cantilever inside casing from deviating from the side of the switching circuit board, and cover
Said light source；The keycap is used for described outstanding towards the pressing of the direction of the switching circuit board by fulcrum of the flexible support portion
Arm inside casing triggers the microswitch.
2. switch according to claim 1, which is characterized in that the cantilever inside casing has portion relative to the flexible support portion
Divide to the direction horizontal extension far from the flexible support portion, forms the cantilever contact for triggering the microswitch；
The microswitch is located at the lower section of the cantilever contact.
3. switch according to claim 1, which is characterized in that the cantilever inside casing, the cantilever outline border and the support
Portion is integrally formed.
4. switch as claimed in any of claims 1 to 3, which is characterized in that the keycap includes: and the cantilever
The fixed keycap sheet of annular abutment, the axis direction along the annular abutment and the annular abutment that inside casing offsets
Body, and at least described keycap ontology is light transparent member.
5. switch according to claim 4, which is characterized in that the shape of the annular abutment and the cantilever inside casing
Shape is identical.
6. switch according to claim 5, which is characterized in that the annular abutment and the cantilever inside casing offset one
Side has part to protrude to the direction of the cantilever inside casing, and it is convex to constitute the circular orientation being inserted into the hollowed out area of the cantilever inside casing
It rises.
7. switch according to claim 4, which is characterized in that the keycap body interior has for by the light source
The cavity that light is injected.
8. switch according to claim 7, which is characterized in that the keycap ontology includes: solid with the annular abutment
It is fixed and surrounded by least one side wall cap body, be set to cap of the cap body far from the annular abutment side；
The side that the annular abutment and the cap body are fixed opens up the locating slot being inserted by each side wall of the cap body.
9. switch according to claim 1, which is characterized in that the light source includes at least one and the switching circuit board
The light-emitting component of electric connection.
10. a kind of hair dryer characterized by comprising shell, setting are on the housing as any one in claim 1 to 9
Switch described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639241.5A CN109616355A (en) | 2018-12-29 | 2018-12-29 | Switch and hair dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811639241.5A CN109616355A (en) | 2018-12-29 | 2018-12-29 | Switch and hair dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109616355A true CN109616355A (en) | 2019-04-12 |
Family
ID=66017095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811639241.5A Pending CN109616355A (en) | 2018-12-29 | 2018-12-29 | Switch and hair dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109616355A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012089135A (en) * | 2010-10-18 | 2012-05-10 | Primax Electronics Ltd | Light emission keyboard |
| CN105679563A (en) * | 2016-03-30 | 2016-06-15 | 苏州达方电子有限公司 | Key structure |
| CN205621612U (en) * | 2016-03-30 | 2016-10-05 | 苏州达方电子有限公司 | Key structure |
| CN205943870U (en) * | 2016-07-28 | 2017-02-08 | 群光电子(苏州)有限公司 | Button device and keyboard |
| CN209418381U (en) * | 2018-12-29 | 2019-09-20 | 追觅科技（天津）有限公司 | Switch and hair dryer |
-
2018
- 2018-12-29 CN CN201811639241.5A patent/CN109616355A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012089135A (en) * | 2010-10-18 | 2012-05-10 | Primax Electronics Ltd | Light emission keyboard |
| CN105679563A (en) * | 2016-03-30 | 2016-06-15 | 苏州达方电子有限公司 | Key structure |
| CN205621612U (en) * | 2016-03-30 | 2016-10-05 | 苏州达方电子有限公司 | Key structure |
| CN205943870U (en) * | 2016-07-28 | 2017-02-08 | 群光电子(苏州)有限公司 | Button device and keyboard |
| CN209418381U (en) * | 2018-12-29 | 2019-09-20 | 追觅科技（天津）有限公司 | Switch and hair dryer |
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