CN206135869U - Photoelectric conversion switch module - Google Patents
Photoelectric conversion switch module Download PDFInfo
- Publication number
- CN206135869U CN206135869U CN201621081050.8U CN201621081050U CN206135869U CN 206135869 U CN206135869 U CN 206135869U CN 201621081050 U CN201621081050 U CN 201621081050U CN 206135869 U CN206135869 U CN 206135869U
- Authority
- CN
- China
- Prior art keywords
- base
- photoelectric conversion
- switch module
- housing
- card base
- 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.)
- Expired - Fee Related
Links
Landscapes
- Push-Button Switches (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The utility model relates to a peripheral equipment field of computer especially relates to a photoelectric conversion switch module, include: base, spring, light barrier, axle center, switch cover, a photoelectric conversion siphuncle and control circuit board, spring, light barrier and axle center combination back are installed and are described at the casing in the inner chamber that base and switch cover lock formed, arrive the pedestal mounting through participating in of base lower part setting control circuit board is last, makes light barrier insert in the socket of the photoelectric conversion siphuncle installed equally on control circuit board. Through above -mentioned structure, pressing drive light barrier stops that light controls the switching on and end of phototriode of a photoelectric conversion siphuncle, realizes the function of the quick signaling of button by photoelectric conversion, very big improvement the life -span of button the time, promote the signaling speed.
Description
Technical field
This utility model is related to computer peripheral device field, more particularly to a kind of photoelectric conversion switch module.
Background technology
It is to adapt to different use colonies with the violent speed development of Time Technology, mechanical switch is widely used in computer
Peripheral equipment, such as keyboard, mouse.And existing frequently-used mechanical keyboard switch is mostly by base, upper lid, rotor plate electrode, fixed
Plate electrode, shaft core, spring are formed by combining, and by pushing button extrusion spring, make shell fragment on rotor plate electrode and stator electrode
Contact or disconnection, realize keypress function and produce paragraph sense.Simply, this on-off mode cannot avoid contact oxidation, bullet
The problems such as piece fracture, shaft core and metal contact wear and tear, causes switch life short, and signaling is slow.
Utility model content
For the problems referred to above, this utility model provides a kind of photoelectric conversion switch module, greatly improves the longevity of button
While life, signaling speed is lifted.
A kind of photoelectric conversion switch module, including：Base, spring, light barrier, shaft core, switch cover, photoelectric conversion integral tube
With one piece of control board；The photoelectric conversion integral tube includes a light emitting diode and a phototriode, and in institute
State on the position between light emitting diode and phototriode, inserting for photoelectric conversion integral tube described in a up/down perforation is set
Mouthful；The base is the housing of upper opening, and the centre position of housing bottom is convexly equipped with upwards the lead column in tape spool hole, under housing
The centre position on surface is convexly equipped with pin, and the upper surface of housing is provided with upwardly extending first card base；The light barrier includes
Lower surface frid with groove, arranges the catch for extending downwardly on the one side of frid, and opens in the centre position of the frid
If the first axis hole of up/down perforation；The shaft core includes a stair-stepping axle platform, the lower surface center of axle platform arrange to
The axostylus axostyle of lower extension, while the second card base extended downwardly from the lower surface of the axle platform is set in the axostylus axostyle surrounding, it is described
Axle platform bottom stretches out to form the second shoulder block of horizontal projection；The switch cover for lower openings housing, the top of housing
The second axis hole is offered, the lower surface of housing is provided with the 3rd card base for extending downwardly.
The shaft core is placed in the housing of switch cover, and axle platform protrudes from the upper surface of switch cover through second axis hole,
And by the second shoulder block on axle platform and the second axis hole hole along spacing cooperation；The axostylus axostyle and the second card base pass through the light barrier
The first axis hole, by the second card base by the frid holding in the outside of second card base, and enable the light barrier edge
Second card base is up and down within the specific limits；The top of the spring is nested with the axostylus axostyle, the bottom set of spring
Put in the lead column, and the axostylus axostyle is inserted in the axis hole of the lead column, catch passes through what is reserved on the base
Opening is projected into base lower surface；First card base is inserted in the bayonet socket reserved on switch cover, the 3rd card base insertion
In the bayonet socket reserved on base, switch cover and base are fastened and is integrated；The base is installed to described by the pin
In control board, and the photoelectric conversion integral tube is installed in the position of the correspondence catch in control board, and makes institute
When stating light barrier and moving down, baffle plate is inserted in the socket.
By pressing the shaft core, drive light barrier to move down, make catch be inserted into the socket of the photoelectric conversion integral tube
Interior, the light for stopping the light emitting diode is irradiated to the phototriode, so as to control phototriode cut-off；Releasing is applied
After being added in the pressing force in the shaft core, light barrier under the resilience force effect of spring on move, catch removes the photoelectric conversion
The socket of integral tube, the light for making the light emitting diode is irradiated to the phototriode, leads so as to control phototriode
It is logical.The conducting and cut-off of phototriode are controlled by stopping light, the quick signaling of button is realized by being converted for photoelectricity
Function, it is to avoid the slow shortcoming of conventional mechanical switch short life, signaling.
Further, above-mentioned photoelectric conversion switch module also includes shell fragment, and the shell fragment is the elastic sheet of one end back bending, and
Inserting foot is provided with one end of back bending；The inserting foot inserts the frid on a side position of the catch, will
Shell fragment is fixedly connected with light barrier；In the shell fragment groove that the other end inserting of the shell fragment is reserved in the base.By described
Shell fragment is pressed and produces paragraph sense during resilience, gives user more preferably operating experience.
Further, above-mentioned photoelectric conversion switch module also includes panel, is provided with the panel and above-mentioned base profile
The base holes for matching, the base inserting is horizontally outward prolonged in the base holes by the base housing upper surface
Stretch the first shoulder block to be formed to contradict with base holes, the base is limited in into a side surface of the panel.
Further, above-mentioned panel is aluminium oxide alloy plate.
Further, the end face of above-mentioned base and switch cover is for square, limited sky that can be set in control board
It is interior, the inner capacitiess of photoelectric conversion switch are improved as far as possible.
Further, above-mentioned first card base is four, is symmetricly set on two opposite edges of the base openings end face
On；Above-mentioned 3rd card base is two, is symmetricly set on two opposite edges of the switch cover open end.Correspondence base and
The square configuration of switch cover, in the case of finite volume, is provided with several card bases, realizes effective button of base and switch cover
Close.
Further, the axle platform of above-mentioned shaft core is square ladder platform, and above-mentioned second card base is four, is separately positioned on institute
State in four orientation corresponding with square four edges of axle platform lower surface；Second axis hole is and the square axle platform phase
The square hole of matching.While switch cover square configuration is adapted to, the volume of shaft core is increased, so as to improve the intensity of shaft core, increased
Plus service life.
Further, microcontroller and power interface are provided with above-mentioned control board, above-mentioned light emitting diode is just
Pole is connected through current-limiting resistance R1 with the positive terminal in power interface, the negative pole of the light emitting diode and the collection of audion Q1
Electrode is connected, and the transmitting collection ground connection of audion Q1, the base stage of audion Q1 connects one of the microcontroller through resistance R116
Control signal output；Positive terminal of the colelctor electrode of the phototriode in current-limiting resistance R2 and power interface connects
Connect, the grounded emitter of phototriode, the colelctor electrode of phototriode also with the switching signal collection terminal of the microcontroller
Mouth connection；The microcontroller is additionally provided with switching signal output pin.
Further, above-mentioned power interface is USB interface, the switching signal output pin of above-mentioned microcontroller respectively with
D+ with D- pins in USB interface are connected.
Using above technical scheme, this utility model provides a kind of photoelectric conversion switch module, by driving switch component
On movement of the light barrier in the socket of photoelectric conversion integral tube, the light for stopping and discharging light emitting diode is photosensitive to control
The conducting of audion and cut-off, realize the function of the quick signaling of button, the paragraph sense and photoelectricity during operation by being converted for photoelectricity
Signaling function synchronization, signaling speed is fast, and push button longevity is long.
Description of the drawings
Fig. 1 is the structural blast schematic diagram of this utility model embodiment；
Fig. 2 is the top view of this utility model embodiment；
Fig. 3 is this utility model embodiment A-A cross-sectional view；
Fig. 4 is this utility model embodiment B-B cross-sectional view；
Fig. 5 is the circuit structure schematic diagram of this utility model embodiment.
Reference：
1- bases；11- lead columns；The card bases of 12- first；The shoulder blocks of 13- first；14- pins；15- shell fragment grooves；2- springs；3-
Light barrier；31- frids；32- catch；The axis holes of 33- first；4- shaft cores；41- axle platforms；42- axostylus axostyles；The card bases of 43- second；44- second
Shoulder block；5- switch covers；The axis holes of 51- second；The card bases of 52- the 3rd；6- photoelectric conversion integral tubes；7- control boards；8- shell fragments；
81- inserts foot；9- panels；91- base holes
Specific embodiment
The embodiment of technical solutions of the utility model is described in detail below in conjunction with accompanying drawing.
Such as Fig. 1 to Fig. 5, a kind of photoelectric conversion switch module that this utility model is provided, including：Base 1, spring 2, it is in the light
Piece 3, shaft core 4, switch cover 5, photoelectric conversion integral tube 6, control board (printed circuit-board assembly) 7, shell fragment 8 and aluminium oxide are closed
Golden panel 9.Photoelectric conversion integral tube 6 includes a light emitting diode and a phototriode, and in light emitting diode and light
On position between quick audion, the socket of a up/down perforation photoelectric conversion integral tube 6 is set；Under photoelectric conversion integral tube 6
End is provided with pin, and photoelectric conversion integral tube 6 is installed on the setting position in control board 7 by the pin.
The second axis hole that the square step-like axle platform 41 on the top of shaft core 4 is correspondingly arranged through on the switch cover 5 of square casing
51, the upper surface of switch cover 5 is protruded from, and stretch out to form the second of horizontal projection by the larger step in the bottom of axle platform 41
Shoulder block 44, with spacing cooperation of the hole of the second axis hole 51 between, makes shaft core 4 freely to deviate from the switch cover 5；Meanwhile, axle platform
41 lower surface center arranges the circular axostylus axostyle 42 for extending downwardly, and in four orientation of the corresponding square shaft platform 41 of axostylus axostyle 42
On be respectively provided with the second card base 43 that is that a lower surface from axle platform 41 is extended downwardly and going out.The card base 43 of axostylus axostyle 42 and second is worn
The first axis hole 33 of the bottom portion of groove of 3 frid of light barrier 31 setting is crossed, is buckled in the groove of frid 31 by the second card base 43, will be kept off
The holding of mating plate 3 makes the light barrier 3 can only be along the second card base 43 from card base to the bottom of axle platform 41 in the outside of the second card base 43
It is up and down in certain limit；The catch 32 for extending downwardly is set on the one side of frid 31, and in frid 31 near catch 32
A side position on install back bending Thin Elastic lamellar shell fragment 8, especially by one end of the back bending of shell fragment 8 arrange inserting foot
81, the default jack in the inserting insertion frid 31 of foot 81 side is fixedly connected shell fragment 8 with light barrier 3.The top of spring 2 is covered
Put on axostylus axostyle 42, the bottom of spring 2 is placed in the square casing shape base 1 of upper opening, is nested with the housing bottom of base 1
Between position projection the lead column 11 with axis hole on, axostylus axostyle 42 is inserted in the axis hole of lead column 11；Catch 32 is by base 1
Reserved opening is projected into the lower surface of base 1；In the shell fragment groove 15 that the other end inserting of shell fragment 8 is reserved in base 1.It is square
On two opposite edges of the open end of base 1 of housing shape, four upwardly extending first card bases 12 are symmetrically arranged with；Switch
It is symmetrical that the 3rd card base 52 for extending downwardly respectively is set on two opposite edges of the square casing open end of lid 5；Now,
First card base 12 is inserted in the bayonet socket reserved on switch cover 5, and the 3rd card base 52 is inserted in the bayonet socket reserved on base 1, will
Switch cover 5 and base 1 are fastened and are integrated.
The switch cover 5 and base 1 for one is fastened, is inserted in default base holes 91 on aluminium oxide alloy panel 9, and led to
The first shoulder block 13 that the housing upper surface of base 1 horizontally outward extends formation is crossed, base 1 is limited in into a side surface of panel 9.Bottom
The pin 14 that 1 bottom of seat is arranged is installed to the position set in control board 7, and makes to protrude from the lower surface of base 1
In the socket of the insertion photoelectric conversion of catch 32 integral tube 6, while corresponding to inserting for photoelectric conversion integral tube 6 in control board 7
Mouth position, arranges the opening for running through up and down, it is ensured that catch 32 is not blocked when moving down.
It is optoelectronic integration pipe and micro- by the vdd terminal of USB power source interface CONA1 when photoelectric conversion switch module works
Controller MCU powers, and the negative pole of light emitting diode is connected with the colelctor electrode of audion Q1, and the control signal of microcontroller is defeated
Go out to hold PF to be connected with the base stage of audion Q1 after resistance R116, the constant conduction of the light emitting diode of realization；Microcontroller
The switching signal collection port PA5 of MCU gathers the low-potential signal of phototriode positive terminal, and the low-potential signal is transmitted
To USB power source interface CONA1.
The axle platform 41 of the shaft core 4 of the upper surface of switch cover 5 is protruded from by pressing, moves down shaft core 4, under axle platform 41
Surface contacts the upper surface of light barrier 3, drives light barrier 3 to move down, and makes catch 32 be inserted into the socket of photoelectric conversion integral tube 6
Interior, the light for stopping light emitting diode is irradiated on phototriode, so as to control phototriode cut-off；Now, microcontroller
The switching signal collection port PA5 of device MCU gathers the high potential signal of phototriode positive terminal, and the high potential signal is passed
It is defeated to USB power source interface CONA1.Releasing is applied to after the pressing force in shaft core 4, and shaft core 4 and light barrier 3 are in spring 2 and shell fragment 8
Resilience force effect it is lower upper move, catch 32 removes the socket of photoelectric conversion integral tube 6, and the light for making light emitting diode is irradiated to light
Quick audion, so as to control phototriode conducting, the electric potential signal of switching signal collection port PA5 collections is changed into again high electricity
Position.Microcontroller gathers the change of the electric potential signal of port PA5 collections, the switch of correspondence output 0 or 1 by switching signal
D+ the and D- pins of USB power source interface CONA1 are measured, and then realizes quick signaling.
During pressing axis platform 41, obvious paragraph sense is produced because of the presence of shell fragment 8, the paragraph sense and photoelectricity signaling during operation
Function synchronization, catch 32 stop and discharge light emitting diode light while, the conducting of phototriode is with cut-off i.e. simultaneously
Come into force, the function of the quick signaling of button is realized by being converted for photoelectricity, with extremely strong controllability and concordance, signaling speed quilt
Control is in 0.2ms；Conventional mechanical switch contact oxidation, shell fragment fracture, shaft core and metal contact abrasion etc. are avoided simultaneously
Problem, push button longevity lifts 5 times.
In sum, this utility model provides a kind of photoelectric conversion switch module, greatly improves the life-span of button
Meanwhile, lift signaling speed.
It should be noted that preferred embodiment above is only illustrating the technical solution of the utility model, rather than it is limited
System；Although being described in detail to this utility model with reference to the foregoing embodiments, one of ordinary skill in the art should manage
Solution：It still can modify to the technical scheme described in previous embodiment, either to which part or whole technologies
Feature carries out equivalent；And these modifications or replacement, do not make essence disengaging this utility model reality of appropriate technical solution
The scope of a technical scheme is applied, it all should cover in the middle of the scope of claim of the present utility model and description.
Claims (9)
1. a kind of photoelectric conversion switch module, it is characterised in that include：Base, spring, light barrier, shaft core, switch cover, photoelectricity
Conversion integral tube and one piece of control board；
The photoelectric conversion integral tube includes a light emitting diode and a phototriode, and in the light emitting diode and
On position between phototriode, the socket of photoelectric conversion integral tube described in a up/down perforation is set；
The base is the housing of upper opening, and the centre position of housing bottom is convexly equipped with upwards the lead column in tape spool hole, housing
The centre position of lower surface is convexly equipped with pin, and the upper surface of housing is provided with upwardly extending first card base；
The light barrier includes lower surface frid with groove, and the catch for extending downwardly is arranged on the one side of frid, and in institute
The centre position for stating frid opens up the first axis hole of up/down perforation；
The shaft core includes a stair-stepping axle platform, and the lower surface center of axle platform arranges the axostylus axostyle for extending downwardly, while
The second card base extended downwardly from the lower surface of the axle platform is set in the axostylus axostyle surrounding, and the axle platform bottom stretches out shape
Into the second shoulder block of horizontal projection；
The switch cover is the housing of lower openings, and the second axis hole is offered at the top of housing, and the lower surface of housing arranges oriented
3rd card base of lower extension；
The shaft core is placed in the housing of switch cover, and axle platform protrudes from the upper surface of switch cover through second axis hole, and leads to
The second shoulder block crossed on axle platform and the second axis hole hole are along spacing cooperation；The axostylus axostyle and the second card base through the light barrier the
One axis hole, by the second card base by the frid holding in the outside of second card base, and enables the light barrier along described
Second card base is up and down within the specific limits；The top of the spring is nested with the axostylus axostyle, and the bottom of spring is nested with
In the lead column, and the axostylus axostyle is inserted in the axis hole of the lead column, and catch is by opening reserved on the base
It is projected into base lower surface；First card base is inserted in the bayonet socket reserved on switch cover, and the 3rd card base is inserted into bottom
In the bayonet socket reserved on seat, switch cover and base are fastened and is integrated；The base is installed to the control by the pin
On circuit board, and the photoelectric conversion integral tube is installed in the position of the correspondence catch in control board, and makes the gear
When mating plate is moved down, baffle plate is inserted in the socket.
2. photoelectric conversion switch module according to claim 1, it is characterised in that also including shell fragment, the shell fragment is one
The elastic sheet of end back bending, and inserting foot is provided with one end of back bending；The inserting foot inserts the frid near described
On one side position of catch, shell fragment is fixedly connected with light barrier；The other end inserting of the shell fragment is reserved in the base
Shell fragment groove in.
3. photoelectric conversion switch module according to claim 2, it is characterised in that also including panel,
The base holes matched with the base profile are provided with the panel, the base inserting is arrived in the base holes,
And the first shoulder block and the base holes conflict of formation are horizontally outward extended by the base housing upper surface, the base is limited
In a side surface of the panel.
4. photoelectric conversion switch module according to claim 3, it is characterised in that
The panel is aluminium oxide alloy plate.
5. photoelectric conversion switch module according to claim 1, it is characterised in that
The end face of the base and switch cover is square.
6. photoelectric conversion switch module according to claim 5, it is characterised in that
First card base is four, is symmetricly set on two opposite edges of the base openings end face；
3rd card base is two, is symmetricly set on two opposite edges of the switch cover open end.
7. photoelectric conversion switch module according to claim 5, it is characterised in that
The axle platform of the shaft core is square ladder platform, and second card base is four, is separately positioned on the axle platform lower surface
Four orientation corresponding with square four edges on；Second axis hole is the square hole matched with the square axle platform.
8. photoelectric conversion switch module according to claim 1, it is characterised in that
Microcontroller and power interface are provided with the control board, the positive pole of the light emitting diode is through current-limiting resistance
R1 is connected with the positive terminal in power interface, and the negative pole of the light emitting diode is connected with the colelctor electrode of audion Q1, three poles
The transmitting collection ground connection of pipe Q1, the base stage of audion Q1 connects the control signal output of the microcontroller through resistance R116
End；The colelctor electrode of the phototriode is connected through current-limiting resistance R2 with the positive terminal in power interface, photosensitive three pole
The grounded emitter of pipe, the colelctor electrode of phototriode is also connected with the switching signal collection port of the microcontroller；It is described
Microcontroller is additionally provided with switching signal output pin.
9. photoelectric conversion switch module according to claim 8, it is characterised in that
The power interface is USB interface, the switching signal output pin of the microcontroller respectively with USB interface in D+ and
D- pins are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081050.8U CN206135869U (en) | 2016-09-26 | 2016-09-26 | Photoelectric conversion switch module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081050.8U CN206135869U (en) | 2016-09-26 | 2016-09-26 | Photoelectric conversion switch module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206135869U true CN206135869U (en) | 2017-04-26 |
Family
ID=58569918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621081050.8U Expired - Fee Related CN206135869U (en) | 2016-09-26 | 2016-09-26 | Photoelectric conversion switch module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206135869U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188306A (en) * | 2018-01-30 | 2018-06-22 | 合肥冠鸿光电科技有限公司 | A kind of finger high security decompressor |
| CN110677147A (en) * | 2019-08-20 | 2020-01-10 | 贵州振华华联电子有限公司 | High-reliability photoelectric switch with microswitch characteristic |
| US11473279B2 (en) | 2020-03-17 | 2022-10-18 | Xiamen Iebs Hi-Tech Co., Ltd | Switch detection assembly and faucet having the same |
-
2016
- 2016-09-26 CN CN201621081050.8U patent/CN206135869U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188306A (en) * | 2018-01-30 | 2018-06-22 | 合肥冠鸿光电科技有限公司 | A kind of finger high security decompressor |
| CN110677147A (en) * | 2019-08-20 | 2020-01-10 | 贵州振华华联电子有限公司 | High-reliability photoelectric switch with microswitch characteristic |
| CN110677147B (en) * | 2019-08-20 | 2023-12-05 | 贵州振华华联电子有限公司 | High-reliability photoelectric switch with micro-switch characteristic |
| US11473279B2 (en) | 2020-03-17 | 2022-10-18 | Xiamen Iebs Hi-Tech Co., Ltd | Switch detection assembly and faucet having the same |
| US20230014703A1 (en) * | 2020-03-17 | 2023-01-19 | Xiamen Iebs Hi-Tech Co., Ltd. | Switch Detection Assembly And Faucet Having The Same |
| US11767661B2 (en) * | 2020-03-17 | 2023-09-26 | Xiamen Iebs Hi-Tech Co., Ltd. | Switch detection assembly and faucet having the same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206135869U (en) | Photoelectric conversion switch module | |
| CN106098444A (en) | Button, luminous prompting structure and terminal unit | |
| CN203115660U (en) | Lifting desk lamp | |
| KR20200000841U (en) | Middle luminous key switch | |
| CN105161341B (en) | A kind of magnetic suspension button and keyboard | |
| CN215733556U (en) | Automatic lifting type charging device | |
| CN107481880A (en) | A kind of optoelectronic induction mechanical keyboard switch | |
| CN207319200U (en) | A kind of mouse | |
| CN211010942U (en) | Split type maintainable semiconductor illuminating lamp structure | |
| CN209981068U (en) | High-balance key and keyboard | |
| CN209819596U (en) | Simulated carbon and fireplace using same | |
| CN202176916U (en) | Tumbler flashlight | |
| US7057127B1 (en) | Safety electric switch | |
| JP2004221078A (en) | Push-button switch with led indicator | |
| CN207352624U (en) | A kind of hand-held code reader | |
| CN216119988U (en) | Magnetic pressure switch and mechanical keyboard | |
| CN217131049U (en) | Novel children's shoes lamp that can give out light automatically | |
| CN214315226U (en) | Touch button switch | |
| CN220618018U (en) | Reset structure of elevator button | |
| CN210467664U (en) | Four-key type intelligent household switch | |
| CN216743934U (en) | LED indicator lamp with bridge rectifier | |
| KR20200038577A (en) | Wireless charging apparatus | |
| CN210405629U (en) | Intelligent sound box with liftable camera | |
| CN217327781U (en) | Novel fan lamp wall remote control | |
| CN215929375U (en) | Intelligent LED lamp convenient to maintain and replace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 Termination date: 20180926 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |