CN205956441U - Electromagnetic valve - Google Patents
Electromagnetic valve Download PDFInfo
- Publication number
- CN205956441U CN205956441U CN201620870171.4U CN201620870171U CN205956441U CN 205956441 U CN205956441 U CN 205956441U CN 201620870171 U CN201620870171 U CN 201620870171U CN 205956441 U CN205956441 U CN 205956441U
- Authority
- CN
- China
- Prior art keywords
- valve
- diaphragm
- iron core
- port
- installing port
- 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
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000010985 leather Substances 0.000 claims description 31
- 210000000981 epithelium Anatomy 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 16
- 230000005489 elastic deformation Effects 0.000 claims description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses an electromagnetic valve, including pipy valve body, there is the inside installing port of intercommunication valve body at the valve body middle part, and installing port department connects the valve gap, and the inside position relative with the installing port of valve body is equipped with annular valve port, and there is diaphragm assembly the valve port top, is equipped with electromagnetic drive assembly in the valve gap, and lower part and the diaphragm assembly of electromagnetic drive assembly's iron core are connected, when electromagnetic drive assembly's solenoid switches on, can drive the iron core and spur the diaphragm assembly rebound, open the valve port, diaphragm assembly's edge is sealed with the inner wall of installing port, separates the inner space of installing port from top to bottom, and diaphragm assembly sets up axial first guide's via hole with valve body inside passage's the relative position of side that intakes. The utility model discloses in the process of opening of valve port, the pressure of intaking can not produce the effort that obstructs diaphragm assembly and reciprocate to diaphragm assembly, consequently, the utility model discloses a size of the smooth work water pressure that is not advanced influences, can be general in the work that high water pressure and low water pressure were intake.
Description
Technical field
This utility model is related to valve, particularly a kind of electromagnetic valve controlling current.
Background technology
It is presently used for controlling the electromagnetic valve of current, mainly different structure is adopted according to the height of water feeding pressure.Wherein, use
It is mainly pilot-operated type structure in the electromagnetic valve that high hydraulic pressure (maximum pressure is 0.8Mpa) is intake, that is, utilize water on leather diaphragm both sides
Pressure differential controls the open and close of electromagnetic valve valve port, thus whether realizing water delivery.
The electromagnetic valve intake for low hydraulic pressure (maximum pressure is 0.003MPa) is mainly direct dynamic structure, during work, profit
Produce magnetic force with solenoid and pick up Direct Action Type iron core, so that the sealing valve port rubber being assemblied on iron core is opened, valve port is opened,
Thus reaching the purpose of water delivery；And when solenoid power-off, spring reset within valve, promote the caulking gum at valve port to close
Valve closing mouth, stops water delivery.
But, for the electromagnetic valve of the pilot-operated type structure of high hydraulic pressure water inlet, when the hydraulic pressure of water inlet is less than 0.003Mpa, enter
The pressure reduction at leather diaphragm two ends for the water pressure too low it is impossible to promote leather diaphragm open, the electromagnetic valve leading to pilot-operated type structure cannot be just
Often use.So the electromagnetic valve of pilot-operated type structure is not used in the work of low hydraulic pressure water inlet.
And be used in low hydraulic pressure water inlet direct dynamic structure electromagnetic valve, intake pressure be higher than 0.003Mpa when, water inlet
The pressure acting on sealing valve port rubber is excessive, leads to the pulling force that solenoid produces to be not enough to pull-up iron core, leads to Direct Action Type
The electromagnetic valve of structure cannot normally use, so the electromagnetic valve of direct dynamic structure is not used in the work of high hydraulic pressure water inlet.
Utility model content
Main purpose of the present utility model is to propose a kind of electromagnetic valve it is intended to be common to high hydraulic pressure and the work of low hydraulic pressure water inlet
In work.
For achieving the above object, the utility model proposes a kind of electromagnetic valve, including the valve body of the tubulose of axial both ends open,
There is the installing port of connection valve inner in the middle part of valve body, connect valve gap at installing port, the valve inner position relative with installing port sets
Have annular valve port, have diaphragm unit above valve port, valve gap built with electromagnetic drive component, under the iron core of electromagnetic drive component
Portion is connected with diaphragm unit, during the solenoid energising of electromagnetic drive component, iron core can be driven to pull diaphragm unit to move up,
Valve port is opened, during solenoid power-off, iron core, in the presence of back-moving spring, promotes diaphragm unit to move down and by valve port
Closing, the edge of described diaphragm unit and the inner wall sealing of installing port, the inner space of installing port are separated up and down, diaphragm unit
The position relative with the influent side of valve body internal passage opens up first axial guide's via.
The edge due to its diaphragm unit for the technical solutions of the utility model and the inner wall sealing of installing port, by installing port
Inner space is separated into upper and lower two parts, opens up in the diaphragm unit position relative with the influent side of valve body internal passage meanwhile
First guide's via of axial direction, when electromagnetic valve does not work, the water of influent side can flow on diaphragm unit through first guide's via
The space of side, makes the hydraulic pressure in the space above diaphragm unit and the hydraulic pressure of influent side be in poised state, so that diaphragm unit is existed
The top power effect of the back-moving spring of electromagnetic drive component is lower to keep offseting with sealing valve port, and valve port is closed.And valve port need to be opened
When opening to realize water delivery, because the hydraulic pressure of diaphragm unit superjacent air space and influent side is in poised state, now, Electromagnetic Drive group
Part only needs the gravity overcoming the top power of back-moving spring and diaphragm unit by diaphragm unit pull-up, and valve port can be opened, and makes
Current can flow to water outlet side from influent side through valve port.It can be seen that, in the opening process of valve port, intake pressure will not produce to diaphragm unit
The raw active force hindering diaphragm unit to move up and down, therefore, work well of the present utility model is not subject to the size shadow of intake pressure
Ring, can be universally used in high hydraulic pressure and the work of low hydraulic pressure water inlet.
Brief description
Fig. 1 is in the schematic diagram of valve port closed mode for this utility model.
Fig. 2 is in the schematic diagram of valve port opening for this utility model.
Fig. 3 is epithelium sheet and the cooperation schematic diagram of iron core.
Fig. 4 is the schematic diagram of epithelium plate.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, broadly falls into the scope of this utility model protection.
If it is to be appreciated that relate in this utility model embodiment directivity instruction (such as upper and lower, left and right, front,
Afterwards ...), then directionality instruction be only used for explain relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if this particular pose changes, directionality instruction also correspondingly changes therewith.
The utility model proposes a kind of electromagnetic valve.
As shown in Figures 1 to 4, in this utility model embodiment, this electromagnetic valve, including the valve body 1 of tubulose, the axial direction of valve body 1
Both ends open, wherein one end form water inlet, lead to water inlet pipe (not shown), and the other end forms outlet, in valve body 1
There is the installing port 11 within connection valve body 1 in portion, passes through the connected modes such as buckle, bolt or screw thread cooperation and connect at installing port 11
Valve gap 2, and junction sealing (for example adding sealing ring in junction), by installing port 11 and extraneous sealing isolation；In valve body 1
The portion position relative with installing port 11 is provided with the valve port 12 of arrival end annular upward, by this valve port 12 by within valve body 1
Axial passage is separated into influent side 13 and water outlet side 14, and the port of export of valve port 12 is led to water outlet side 14.There is film above valve port 12
Piece assembly 3, valve gap 2 is connected with diaphragm unit 3 built with electromagnetic drive component, the bottom of iron core 6 of electromagnetic drive component, electromagnetism
During solenoid 5 energising of drive component, iron core 6 can be driven to pull diaphragm unit 3 to move up, valve port is opened, allows the water to
Flow into valve port from the arrival end of valve port 12, and flow to water outlet side 14 through the port of export；During solenoid 5 power-off, iron core 6 is in reset bullet
In the presence of spring 7, diaphragm unit 3 is promoted to move down and close valve port 12, the edge of described diaphragm unit 3 and installing port 11
Inner wall sealing, the inner space of installing port 11 is separated up and down, influent side 13 phase of diaphragm unit 3 and valve body 1 inner passage
To position open up first axial guide's via 321.When electromagnetic valve does not work, the water of influent side 13 can be through first guide's mistake
Hole 321 flows into the space above diaphragm unit, so that the hydraulic pressure in space of diaphragm unit 3 top and the hydraulic pressure of influent side 13 is in flat
Weighing apparatus state, keeps sealing phase with valve port 12 under the top power effect enabling the back-moving spring 7 in electromagnetic drive component for the diaphragm unit 3
Support, valve port 12 is closed.And when valve port 12 need to be opened to realize water delivery, due to diaphragm unit 3 superjacent air space and influent side 13
Hydraulic pressure be in poised state, now, electromagnetic drive component only needs to overcome the weight of the top power of back-moving spring 7 and diaphragm unit 3
Power by diaphragm unit 3 pull-up, and valve port 12 can be opened, and enables current to flow to water outlet side 14 from influent side 13 through valve port 12.
It can be seen that, in the opening process of valve port 12, intake pressure will not produce, to diaphragm unit 3, the work hindering diaphragm unit 3 to move up and down
Firmly, therefore, work well of the present utility model is not affected by the size of intake pressure, can be universally used in high hydraulic pressure and low hydraulic pressure is entered
In the work of water.
Specifically, in this utility model embodiment, as shown in Figure 1 and Figure 2, described electromagnetic drive component includes being loaded on valve
The guide pin bushing 4 of lid 2, iron core 6, solenoid 5 and back-moving spring 7, wherein, electromagnetic wire snare 5 outside guide pin bushing 4, back-moving spring 7
And iron core 6 is plugged in guide pin bushing 4, the top of iron core 6 is offseted by the roof of back-moving spring 7 and guide pin bushing 4, and guide pin bushing is stretched out in bottom
4 and be connected with diaphragm unit 3, during solenoid 5 energising, iron core 6 overcomes the top power of back-moving spring 7, by diaphragm unit 3 pull-up,
Thus valve port 12 is opened.During solenoid 5 power-off, back-moving spring 7 drives iron core 6 to reset downwards, and promotes diaphragm unit 3 to incite somebody to action
Valve port 12 is closed.It should be noted that having multiple embodiment party for realizing the electromagnetic drive component that diaphragm unit 3 moves up and down
Formula, as space is limited, no longer illustrates here one by one, and those skilled in the art are understanding the structure illustrated by above-described embodiment
Outer it is also conceivable to other be equal to above-mentioned electromagnetic drive component structure all should be limited in protection domain of the present utility model it
Interior.
In this utility model embodiment, as shown in Figures 1 to 4, described diaphragm unit 3 by discoid leather diaphragm 31 and connects
Epithelium plate 32 in the middle part of leather diaphragm 31 forms, and the top of described epithelium plate 32 is connected with iron core 6, the middle part of leather diaphragm 31 by
Epithelium plate 32 supports, and moves up and down with epithelium plate 32, and when valve port 12 is closed, epithelium plate 32 orders about leather diaphragm 31 and valve port 12
Sealing offsets, the edge of the leather diaphragm 31 then inner wall sealing with installing port 11 all the time.
Specifically, as shown in Figure 1 and Figure 2, the inside of described installing port 11 is up big and down small stepped hole, guide pin bushing 4 by
Upper and lower two sections composition, hypomere with diameter greater than epimere, the edge seal of leather diaphragm 31 is butted on installing port 11 by the diapire of guide pin bushing 4
Internal step surface, so that the inner wall sealing of the edge of leather diaphragm 31 and installing port 11, leather diaphragm 31 is positioned at step surface and skin
There is kink 311 in region between lamina membranacea 32, when the middle part that epithelium plate 32 orders about leather diaphragm 31 moves up and down, kink in
Elastic deformation under the pulling in portion, thus the middle part of without prejudice to leather diaphragm 31 moves up and down, and can make edge remains stationary and with peace
The inner wall sealing in dress hole 11.
In this utility model embodiment, as shown in Figures 1 to 4, described diaphragm unit 3 position relative with valve port 12 opens up
Run through second guide's via 322 of its epithelium plate 32 and leather diaphragm 31, the roof of epithelium plate 32 is located at second guide's via 322
Outer fix has upwardly extending raised 323, and lobed interior surrounds the slot of annular, and the bottom of iron core 6 is stretched in slot, iron core
The bottom of 6 parts stretching into slot connects plug 8, and side wall opens up annular slot 61, and alternatively, this plug 8 is made up of rubber, inserts
Groove top is provided with the fixture block 324 that can snap in draw-in groove, and the height of this fixture block 324 is less than the height of annular slot 61, and iron core 6 moves down
When dynamic, can drive plug 8 offset (will the second guide cross bore closure) with second guide's via 322 sealing and unlatching position
Mobile.When valve 12 is closed, leather diaphragm 31 and plug 8 seal phase with valve port 12 and second guide's via 322 respectively
Support, the water of influent side 13 flows into the space of diaphragm unit 3 top through first guide's via 321, makes the space of diaphragm unit 3 top
The hydraulic pressure of hydraulic pressure and influent side 13 be in poised state；When need to open valve port 12, solenoid 5 is energized, and drives on iron core 6
OK, first second guide's via 322 is opened；Now, the water of diaphragm unit 3 superjacent air space flows into valve through second guide's via 322
Mouth 12, makes the hydraulic pressure of diaphragm unit 3 top reduce, and the hydraulically-formed pressure differential with influent side 13, when intake pressure is Gao Shui
During pressure, the middle part that the hydraulic pressure of influent side 13 can push directly on diaphragm unit 3 moves up, and valve port 12 is opened, so that influent side
13 water energy enters valve port 12 in a large number.And when such as intake pressure is low hydraulic pressure, then it is moved upward to its annular slot 61 in iron core 6
Lower wall and fixture block 324 offset after, by diaphragm unit 3 pull-up during continuing to move up, valve port 12 can be opened.
In this utility model embodiment, as shown in Figure 1 and Figure 2, epithelium plate 32 is provided through the locating dowel of leather diaphragm 31,
What locating dowel was passed down through leather diaphragm 31 partially radially stretches out the flange 325 offseting with the diapire of leather diaphragm 31, thus by epithelium
Plate 32 and leather diaphragm 31 clamping.It should be understood that leather diaphragm 31 and epithelium plate 32 can also adopt other connected modes, for example viscous
Connect, mode connects for screw etc..
The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Every equivalent structure change under inventive concept of the present utility model, made using this utility model description and accompanying drawing content
Change, or directly/be indirectly used in other related technical fields and be included in scope of patent protection of the present utility model.
Claims (7)
1. a kind of electromagnetic valve, including the valve body of the tubulose of axial both ends open, has the installing port of connection valve inner in the middle part of valve body,
Valve gap is connected, the valve inner position relative with installing port is provided with the valve port of annular, has diaphragm unit above valve port at installing port,
Valve gap is connected with diaphragm unit built with electromagnetic drive component, the bottom of the iron core of electromagnetic drive component, electromagnetic drive component
During solenoid energising, iron core can be driven to pull diaphragm unit to move up, valve port is opened, during solenoid power-off, iron core
In the presence of back-moving spring, promote diaphragm unit move down and by valve port close it is characterised in that：Described diaphragm unit
Edge and the inner wall sealing of installing port, the inner space of installing port are separated up and down, diaphragm unit is entered with valve body internal passage
The relative position in water side opens up first axial guide's via.
2. electromagnetic valve as claimed in claim 1 it is characterised in that：Described electromagnetic drive component includes being loaded on leading of described valve gap
Set, iron core, solenoid and back-moving spring, wherein, solenoid is placed on outside guide pin bushing, and back-moving spring and iron core are plugged in
In guide pin bushing, the top of iron core is offseted by the roof of back-moving spring and guide pin bushing, and bottom is stretched out guide pin bushing and is connected with diaphragm unit, electricity
During magnetic coil energising, iron core overcomes the top power of back-moving spring, by diaphragm unit pull-up, thus valve port is opened.
3. electromagnetic valve as claimed in claim 2 it is characterised in that：Described diaphragm unit by discoid leather diaphragm and is connected in skin
The epithelium plate composition at the middle part of diaphragm, the top of described epithelium plate is connected with iron core.
4. electromagnetic valve as claimed in claim 3 it is characterised in that：The inside of described installing port is up big and down small stepped hole,
Guide pin bushing is formed by upper and lower two sections, hypomere with diameter greater than epimere, the edge seal of leather diaphragm is butted on installing port by the diapire of guide pin bushing
Internal step surface, there is kink in the region that leather diaphragm is located between step surface and epithelium plate, when epithelium plate orders about leather diaphragm
When middle part moves up and down, kink elastic deformation under the pulling at middle part.
5. the electromagnetic valve as described in claim 3 or 4 it is characterised in that：The described diaphragm unit position relative with valve port
Open up the second guide's via running through its epithelium plate and leather diaphragm, the roof of epithelium plate is located at the outer fix of second guide's via
There is upwardly extending projection, lobed interior surrounds the slot of annular, and the bottom of iron core is stretched in slot, and iron core stretches into the portion of slot
The bottom divided connects plug, and side wall opens up annular slot, and slot top is provided with the fixture block that can snap in draw-in groove, and the height of this fixture block is little
In the height of annular slot, when iron core moves up and down, plug can be driven in the position offseting and opening with second guide's via seal
Put movement.
6. the electromagnetic valve as described in claim 3 or 4 it is characterised in that：Epithelium plate is provided through the locating dowel of leather diaphragm, fixed
What position post was passed down through leather diaphragm partially radially stretches out the flange offseting with the diapire of leather diaphragm.
7. electromagnetic valve as claimed in claim 5 it is characterised in that：Epithelium plate is provided through the locating dowel of leather diaphragm, locating dowel
Be passed down through leather diaphragm partially radially stretches out the flange offseting with the diapire of leather diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620870171.4U CN205956441U (en) | 2016-08-11 | 2016-08-11 | Electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620870171.4U CN205956441U (en) | 2016-08-11 | 2016-08-11 | Electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205956441U true CN205956441U (en) | 2017-02-15 |
Family
ID=57975771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620870171.4U Expired - Fee Related CN205956441U (en) | 2016-08-11 | 2016-08-11 | Electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205956441U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958683A (en) * | 2017-03-17 | 2017-07-18 | 奉化鑫益气动工程有限公司 | A kind of all-round valve of 2/2-way high-low pressure |
| CN106969175A (en) * | 2017-05-10 | 2017-07-21 | 成都特恩达燃气设备有限公司 | A kind of direct acting guide electromagnetic valve |
| CN108561587A (en) * | 2018-07-05 | 2018-09-21 | 青岛毕勤机电有限公司 | Vibrating membrane guide rod, vibrating membrane group and solenoid valve |
| CN109723860A (en) * | 2017-10-31 | 2019-05-07 | 芜湖美的厨卫电器制造有限公司 | Solenoid valve and water heater |
| CN110410539A (en) * | 2019-09-03 | 2019-11-05 | 潘天鑫 | A kind of Unidirectional solenoid valve |
| CN110594478A (en) * | 2019-09-06 | 2019-12-20 | 佛山市百斯特电器科技有限公司 | Water way switch valve and dish washing machine using same |
| CN110725993A (en) * | 2019-11-29 | 2020-01-24 | 福建洁博利厨卫科技有限公司 | Low water hammer solenoid valve subassembly |
| CN113404915A (en) * | 2020-03-17 | 2021-09-17 | 株式会社小糸制作所 | Solenoid valve and vehicle cleaner system provided with same |
| CN113915394A (en) * | 2021-10-13 | 2022-01-11 | 宁波亿林节水科技股份有限公司 | Electromagnetic valve |
-
2016
- 2016-08-11 CN CN201620870171.4U patent/CN205956441U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958683A (en) * | 2017-03-17 | 2017-07-18 | 奉化鑫益气动工程有限公司 | A kind of all-round valve of 2/2-way high-low pressure |
| CN106969175A (en) * | 2017-05-10 | 2017-07-21 | 成都特恩达燃气设备有限公司 | A kind of direct acting guide electromagnetic valve |
| CN106969175B (en) * | 2017-05-10 | 2019-11-19 | 成都特恩达燃气设备有限公司 | A kind of direct acting guide electromagnetic valve |
| CN109723860A (en) * | 2017-10-31 | 2019-05-07 | 芜湖美的厨卫电器制造有限公司 | Solenoid valve and water heater |
| CN109723860B (en) * | 2017-10-31 | 2024-04-26 | 芜湖美的厨卫电器制造有限公司 | Electromagnetic valve and water heater |
| CN108561587A (en) * | 2018-07-05 | 2018-09-21 | 青岛毕勤机电有限公司 | Vibrating membrane guide rod, vibrating membrane group and solenoid valve |
| CN110410539A (en) * | 2019-09-03 | 2019-11-05 | 潘天鑫 | A kind of Unidirectional solenoid valve |
| CN110594478A (en) * | 2019-09-06 | 2019-12-20 | 佛山市百斯特电器科技有限公司 | Water way switch valve and dish washing machine using same |
| CN110725993A (en) * | 2019-11-29 | 2020-01-24 | 福建洁博利厨卫科技有限公司 | Low water hammer solenoid valve subassembly |
| CN113404915A (en) * | 2020-03-17 | 2021-09-17 | 株式会社小糸制作所 | Solenoid valve and vehicle cleaner system provided with same |
| CN113915394A (en) * | 2021-10-13 | 2022-01-11 | 宁波亿林节水科技股份有限公司 | Electromagnetic valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 511450 Second Floor, Anding Street, Ronglin Road, Dalong Street, Panyu District, Guangzhou City, Guangdong Province Patentee after: Guangdong Geyou Intelligent Control System Co.,Ltd. Address before: 511450 Second Floor, Anding Street, Ronglin Road, Dalong Street, Panyu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU GOOD-ZONE INTELLIGENT CONTROL SYSTEMS CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 |