CN206811933U - A kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device - Google Patents
A kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device Download PDFInfo
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- CN206811933U CN206811933U CN201720410326.0U CN201720410326U CN206811933U CN 206811933 U CN206811933 U CN 206811933U CN 201720410326 U CN201720410326 U CN 201720410326U CN 206811933 U CN206811933 U CN 206811933U
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- tuning
- pneumatic joint
- propeller blade
- pitch propeller
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Abstract
The utility model discloses a kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device, described device includes the first fixed mount of connection mechanical arm and cavity, the upper end of the cavity is connected with cavity and covered, lower end is connected with cavity lower cover, ink sac is equipped with cavity, baroceptor is equipped with cavity on lid lower surface, micro air pump, single-chip microcomputer and the first thread straight-through pneumatic joint are equipped with upper surface；Micro air pump is connected with the first PU and leads directly to pneumatic joint, and the other end that the first PU leads directly to pneumatic joint is connected by the first flexible pipe with the first thread straight-through pneumatic joint；Cavity lower cover lower end is connected with the second thread straight-through pneumatic joint, the second fixed mount is connected with cylindrical, magnetic valve and proximity switch are clamped with second fixed mount, magnetic valve is connected with the 2nd PU and leads directly to pneumatic joint, and the 2nd PU leads directly to the pneumatic joint other end and connected by the second flexible pipe with the second thread straight-through pneumatic joint；The micro air pump, magnetic valve and proximity switch connect single-chip microcomputer respectively by data wire.
Description
Technical field
A kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device is the utility model is related to, belongs to workpiece and gets technical field ready.
Background technology
Machine industry can carry out getting marking operation ready in the processing and manufacturing of workpiece on workpiece, as lower one of work
Sequence benchmark, under exemplified by get ready mark to tuning for Controllable Pitch Propeller blade in tuning for Controllable Pitch Propeller blade production process in shipbuilding industry for
It is bright.
In marine distance adjusting blade manufacturing process, the center of gravity measurement of tuning for Controllable Pitch Propeller blade is carried out on center of gravity measurement platform, is surveyed
Need manually to carry out position of centre of gravity after the completion of amount to get mark ready, because tuning for Controllable Pitch Propeller blade profile is irregular, manually get mark consumption ready
When and cannot be guaranteed to get the positional precision of mark ready.
Need one kind to be arranged on center of gravity measurement platform at present, tuning for Controllable Pitch Propeller blade center of gravity measurement is completed in center of gravity measurement platform
Afterwards, the automatic marking device that ink-jet is got ready, precision is high, ink is not easily blocked is rapidly completed by control circuit can.
Chinese patent CN201110039240.9 discloses a kind of ink dotting device, including gets syringe needle, conduit, ink cylinder ready
And syringe needle is got in agitating device, one end connection of conduit ready, the other end is enclosed in agitating device, and the bottom of ink cylinder is inserted in agitating device
In, motor, magnetite, magnetic helical blade etc. are provided with the agitating device, the magnetic in ink cylinder is driven by electromagnetic action
Helical blade is rotated to realize agitating function.The relatively conventional ink dotting device of this structure has larger improvement, effectively anti-
Only get syringe needle blocking ready.But there is also some problems for this ink dotting device：Because ink get ready used in ink be by
Ink, the acetone mixture of certain proportion configuration, easily produce liquid layered, the larger ink particle of density after standing for a long time
It can sink, when viscosity is too high stall easily magnetic rotating vane；Magnetic helical blade can produce heat in ink is stirred,
Because the physicochemical property of the heat resistance of ink influences, the bad ink of heat resistance is heated to produce metachromatism, and effect is got in influence ready；
It is rigid structure that the ink dotting device, which gets syringe needle ready, easily causes mechanical damage to getting syringe needle and tuning for Controllable Pitch Propeller blade surface ready.
Chinese patent CN201420296494.8 discloses a kind of contactless ink dotting device, is mainly used in filter core system
Paper folding is got ready during making, including valve seat and valve element, and valve seat is provided with hole, and valve element, which is set in hole and slided with valve seat, matches somebody with somebody
Close, valve element is connected with drive mechanism, and valve seat is provided with ink-feeding hole, air admission hole and ink hole, ink-feeding hole, air admission hole and out of ink
The side wall of the equal through hole in one end in hole is connected with hole, and ink duct is provided with valve element, is slided in axial reciprocating of the valve element along hole
During, ink duct is moveable to ink-feeding hole position and connects to forming a communicating passage with ink-feeding hole, and ink duct is movable
Air admission hole, ink duct and ink hole is set to form a connection to connecting between air admission hole and ink hole and with air admission hole and ink hole
Passage.The device is designed to non-contact inkjet, the uncontrollable quantity of ink for solving contact and contact portion is easily worn
The problem of.But there is also some problems for this ink dotting device：The number of ink ejection amount can not be adjusted, for different volumes
Tuning for Controllable Pitch Propeller blade when getting ready, getting scope and size ready can not adjust；Device inner chamber is more and cavity is narrow and small, and ink hole easily blocks,
Device inner chamber difficulty cleaning and maintenance.
It is therefore desirable to which newly developing can prevent ink from blocking, quantity of ink can be controlled, it is high-precision, wide adaptability
Tuning for Controllable Pitch Propeller blade center of gravity automatic marking device.
The content of the invention
The purpose of this utility model is to solve problem and shortage existing for prior art, there is provided one kind can prevent oil
Ink blocks, can control quantity of ink, high-precision, wide adaptability tuning for Controllable Pitch Propeller blade center of gravity automatic marking device and its mark
Method.
To reach above-mentioned purpose, the technical solution adopted in the utility model is as follows：
A kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device, include the first fixed mount of one end connection mechanical arm, it is described
The first fixed mount other end is clamped with a cylindrical cavity, it is characterised in that the upper end of the cavity is sealedly connected with cavity
Lid, lower end is sealedly connected with cavity lower cover, ink sac is mounted with cavity, wherein being mounted with gas on the lower surface covered on the cavity
Pressure sensor, micro air pump, single-chip microcomputer and the first thread straight-through pneumatic joint connected in cavity are mounted with upper surface, it is described
The line plug that baroceptor is provided with by data wire through lid on the cavity connects with the single-chip microcomputer；The micro air pump
Outlet side be connected with the first PU lead directly to pneumatic joint, the first PU lead directly to pneumatic joint the other end pass through the first flexible pipe and first
Thread straight-through pneumatic joint connects；The cavity lower cover lower end by provided with thread center's through hole to be communicated with the second screw thread straight
Logical pneumatic joint, is connected with the second fixed mount on lower end is cylindrical, the parallel magnetic valve and close of being clamped with second fixed mount
Switch, the port of export of the magnetic valve, which is connected with, is connected with the straight-through pneumatic joints of the 2nd PU, and it is another that the 2nd PU leads directly to pneumatic joint
One end is connected by the second flexible pipe with the second thread straight-through pneumatic joint；The micro air pump, magnetic valve and proximity switch
Described single-chip microcomputer is also connected to by data wire respectively.
Further, lid is flange disk-like shape on described cavity, is provided with the cavity between lid and the cavity
Conventional seals circle, using at least four mode connects for screw；Set on the cavity between lid and the first thread straight-through pneumatic joint
There is combined seal ring.
Further, described line plug is rubber seal plug, and shape is in cylinder, and the chamber is arranged on by interference fit
In the through hole being covered with body.
Further, described cavity lower cover by it is upper be cylindrical shape, it is lower for two sections of compositions of infundibulate, epimere be provided with it is described
The internal thread that cavity screws, end face are provided with the groove of placement sealing ring；Annular slot is provided with the inside of hypomere, it is close that end face is provided with placement
The groove of seal.
Further, described ink sac is in half of hollow ellipsoid shape from above, and lower is in funnel shaped two shapes and two kinds of materials
Texture is into wherein upper part is bonded with the cavity inner wall, and lower part interference fit is arranged in the cavity lower cover.Described
Two kinds of materials refer to that top is divided into that wall is thin, soft compliant material, and bottom is divided into the ABS plastic of hard, the port inner face of lower part
For thin-walled valve material.
Further, described magnetic valve is normal-closed electromagnetic valve.
Further, described proximity switch is vortex type proximity switch.
Further, described single-chip microcomputer is PIC single chip microcomputer.
A kind of labeling method of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device of the present utility model, comprises the following steps：
The first step, the blade position of centre of gravity information measured according to tuning for Controllable Pitch Propeller blade center of gravity measurement platform, by mechanical arm band
Dynamic tuning for Controllable Pitch Propeller blade center of gravity automatic marking device is moved horizontally to directly over the blade for needing to be marked；
Second step, target position information is moved to according to tuning for Controllable Pitch Propeller blade center of gravity automatic marking device, by mechanical arm band
Dynamic tuning for Controllable Pitch Propeller blade center of gravity automatic marking device is vertically lowered, when the vertical distance of proximity switch and blade reaches distance of reaction
Afterwards, proximity switch transmits a signal to single-chip microcomputer, and mechanical arm is signaled to by single-chip microcomputer, makes mechanical arm stop declining；
3rd step, position zinformation is completed according to tuning for Controllable Pitch Propeller blade center of gravity automatic marking device, work is sent by single-chip microcomputer
Make signal to micro air pump, micro air pump starts to be pressurized work, and baroceptor is by the real-time atmospheric pressure value P in cavity1It is transferred to
Single-chip microcomputer, as the P of single-chip microcomputer collection1Data are more than or equal to air pressure threshold value P0When, single-chip microcomputer sends signal, and control micro air pump stops
Only work；
4th step, single-chip microcomputer control magnetic valve are opened, and are changed ink ejection amount by adjusting the ink-jet time, are completed to tuning for Controllable Pitch Propeller oar
The automatic mark of leaf position of centre of gravity.
In above-mentioned 3rd step, single-chip microcomputer obtains pumping rate Δ Pz, works as supercharging by taking the differential of time to real-time atmospheric pressure value
Speed Δ Pz is less than or equal to barometric minimum rate of climb Δ P1When, single-chip microcomputer then controls indicator lamp signal an alert, display dress
Put can not normal supercharging, cavity sealing failure；
In above-mentioned 4th step, single-chip microcomputer obtains pressure decay rate Δ Pj, works as decompression by taking the differential of time to real-time atmospheric pressure value
Speed Δ Pj is less than or equal to barometric minimum decrease speed Δ P2When, single-chip microcomputer then controls indicator lamp signal an alert, display dress
Putting normally to be depressured, and magnetic valve may block.
Beneficial effect：The utility model is easy to by using clamping type ink sac structure, ink sac from cavity lower cover convenient disassembly
Change；Designed by ink sac and distinguish the anallobar in cavity with ink storage, avoided ink and air contact, be not in ink
Clogging；Mark mode is got ready by non-contact inkjet, device does not contact with blade surface, solves the shower nozzle of conventional apparatus
The problem of collision blade surface causes mechanical damage；Baroceptor is provided with device, passes through the real-time gas of baroceptor
Pressure monitoring, and the supercharging amount of adjustment control micro air pump and magnetic valve open the ink-jet time, adjust the quantity of ink of ejection；Device leads to
Cross baroceptor and monitor each supercharging amount, by keeping each supercharging amount identical, ensure the uniform of ink ejection amount；The present apparatus passes through
Fixed mount is arranged on the mechanical arm of tuning for Controllable Pitch Propeller blade center of gravity measurement workbench, can complete center of gravity measurement in measurement workbench
Afterwards, quick response carries out the automatic markers work of tuning for Controllable Pitch Propeller blade center of gravity.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model,
Fig. 2 is structural front view of the present utility model,
Fig. 3 is part-structure zoomed-in view of the present utility model,
Fig. 4 is the structural representation of lid and line plug on cavity of the present utility model,
Fig. 5 is the structural representation of line plug of the present utility model,
Fig. 6 is the structural representation of cavity lower cover of the present utility model,
Fig. 7 is the structural representation of ink sac of the present utility model,
Fig. 8 is the flow chart of automark method of the present utility model,
Reference is numbered in figure：1. lid on cavity, 2. micro air pumps, 3. baroceptors, 4. single-chip microcomputers, 5. line plugs,
6. mechanical arm, 7. first thread straight-through pneumatic joints, 8. the oneth PU lead directly to pneumatic joint, 9. first flexible pipes, 10. cavitys, 11.
Ink sac, 12. first fixed mounts, 13. cavity lower covers, 14. magnetic valves, 15. proximity switches, 16. second fixed mounts, 17. second spiral shells
Line leads directly to pneumatic joint, 18. the 2nd PU lead directly to pneumatic joint, 19. second flexible pipes.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is described in further detail.It should be appreciated that specific embodiment described herein is used only for solving
The utility model is released, is not used to limit the utility model.
As shown in Figures 1 to 3, it is a kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device of the present utility model, including one end connects
First fixed mount 12 of welding manipulator arm 6, the other end of the first fixed mount 12 are clamped with a cylindrical cavity 10, and its feature exists
In the upper end of the cavity 10 is sealedly connected with lid 1 on cavity, and lower end is sealedly connected with cavity lower cover 13, is mounted with cavity
Ink sac 11, wherein being mounted with baroceptor 3 on the cavity on the lower surface of lid 1, micro air pump 2 is mounted with upper surface,
Single-chip microcomputer 4 and the first thread straight-through pneumatic joint 7 connected in cavity, the baroceptor 3 is by data wire described in
The line plug 5 that lid 1 is provided with cavity connects with the single-chip microcomputer 4；The outlet side of the micro air pump 2 is connected with the first PU and led directly to
Pneumatic joint 8, the other end that the first PU leads directly to pneumatic joint 8 are connected by the first flexible pipe 9 and the first thread straight-through pneumatic joint 7
It is logical；The lower end of cavity lower cover 13 by provided with thread center's through hole be communicated with the second thread straight-through pneumatic joint 17, under
Hold and the second fixed mount 16 is connected with cylindrical, it is parallel on second fixed mount 16 to be clamped with magnetic valve 14 and proximity switch 15,
The port of export of the magnetic valve 14, which is connected with, is connected with the straight-through pneumatic joints 18 of the 2nd PU, and it is another that the 2nd PU leads directly to pneumatic joint 18
One end is connected by the second flexible pipe 19 with the second thread straight-through pneumatic joint 17；The micro air pump 2, magnetic valve 14 and connect
Nearly switch 15 is also connected to described single-chip microcomputer 4 by data wire respectively.
As shown in figure 4, lid 1 is flange disk-like shape on described cavity, set on the cavity between lid 1 and the cavity 10
Conventional seals circle is equipped with, using at least four mode connects for screw；Lid 1 and the first thread straight-through pneumatic joint 7 on the cavity
Between be provided with combined seal ring.
As shown in figure 5, described line plug 5 is rubber seal plug, shape is in cylinder, is arranged on by interference fit described
In the through hole that lid 1 is provided with cavity, ensure data transfer and the sealing of cavity 10.
As shown in fig. 6, described cavity lower cover 13 by it is upper be cylindrical shape, it is lower for two sections of compositions of infundibulate, epimere be provided with
The internal thread that the cavity 10 screws, end face are provided with the groove of placement sealing ring；Annular slot is provided with the inside of hypomere, end face is provided with
Dispose the groove of sealing ring.
As shown in fig. 7, described ink sac 11 is in half of hollow ellipsoid shape from above, lower is in funnel shaped two shapes and two kinds
Material is formed, and wherein upper part is bonded with the inwall of cavity 10, and lower part interference fit is arranged in the cavity lower cover 13.
Two kinds of described materials refer to that top is divided into that wall is thin, soft compliant material, and bottom is divided into the ABS plastic of hard, the end of lower part
Intraoral face is thin-walled valve material.When changing ink sac 11, it is only necessary to screw off cavity lower cover 13, external force is extracted ink sac 11 and completed more
Change.
Further, described magnetic valve 14 is normal-closed electromagnetic valve.
Further, described proximity switch 15 is vortex type proximity switch.
Further, described single-chip microcomputer 4 is PIC single chip microcomputer.
As shown in figure 8, the flow chart for automark method of the present utility model.
A kind of the quick of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device of the present utility model gets labeling method ready, including as follows
Step：
1) the blade position of centre of gravity information measured according to tuning for Controllable Pitch Propeller blade center of gravity measurement platform, tune is driven by mechanical arm 6
It is moved horizontally to away from oar blade center of gravity automatic marking device directly over the blade for needing to be marked；
2) target position information is moved to according to tuning for Controllable Pitch Propeller blade center of gravity automatic marking device, tune is driven by mechanical arm 6
It is vertically lowered away from oar blade center of gravity automatic marking device, after the vertical distance of proximity switch 15 and blade reaches distance of reaction,
Proximity switch 15 transmits a signal to single-chip microcomputer 4, and mechanical arm 6 is signaled to by single-chip microcomputer 4, makes mechanical arm 6 stop declining；
In the process, single-chip microcomputer 4 obtains pumping rate Δ Pz, works as supercharging by taking the differential of time to real-time atmospheric pressure value
Speed Δ Pz is less than or equal to barometric minimum rate of climb Δ P1When, single-chip microcomputer 4 then controls indicator lamp signal an alert, display dress
Put can not normal supercharging, the sealing of cavity 10 failure；
3) position zinformation, is completed according to tuning for Controllable Pitch Propeller blade center of gravity automatic marking device, work letter is sent by single-chip microcomputer 4
Number give micro air pump 2, micro air pump 2 starts to be pressurized work, and baroceptor 3 is by the real-time atmospheric pressure value P in cavity 101It is transferred to
Single-chip microcomputer 4, as the P that single-chip microcomputer 4 gathers1Data are more than or equal to air pressure threshold value P0When, single-chip microcomputer 4 sends signal, controls micro air pump
2 are stopped；
4) single-chip microcomputer 4 controls magnetic valve 14 to open, and changes ink ejection amount by adjusting the ink-jet time, completes to tuning for Controllable Pitch Propeller blade
The automatic mark of position of centre of gravity.
In the process, single-chip microcomputer 4 obtains pressure decay rate Δ Pj, works as decompression by taking the differential of time to real-time atmospheric pressure value
Speed Δ Pj is less than or equal to barometric minimum decrease speed Δ P2When, single-chip microcomputer 4 then controls indicator lamp signal an alert, display dress
Putting normally to be depressured, and magnetic valve 14 may block.
Claims (9)
1. a kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device, include the first fixed mount (12) of one end connection mechanical arm (6),
First fixed mount (12) other end is clamped with a cylindrical cavity (10), it is characterised in that the upper end of the cavity (10)
Lid (1) on cavity is sealedly connected with, lower end is sealedly connected with cavity lower cover (13), ink sac (11), wherein institute are mounted with cavity
State and be mounted with baroceptor (3) on the lower surface that (1) is covered on cavity, micro air pump (2), single-chip microcomputer are mounted with upper surface
(4) passed through with the first thread straight-through pneumatic joint (7) for connecting in cavity (10), the baroceptor (3) by data wire
The line plug (5) that (1) is provided with is covered on the cavity to connect with the single-chip microcomputer (4)；The outlet side connection of the micro air pump (2)
There is the first PU to lead directly to pneumatic joint (8), the other end that the first PU leads directly to pneumatic joint (8) passes through the first flexible pipe (9) and the first spiral shell
Line leads directly to pneumatic joint (7) connection；Cavity lower cover (13) lower end by provided with thread center's through hole be communicated with second
Thread straight-through pneumatic joint (17), is connected with the second fixed mount (16) on lower end is cylindrical, parallel on second fixed mount (16)
It is clamped with magnetic valve (14) and proximity switch (15), the port of export of the magnetic valve (14) is connected with that to be connected with the 2nd PU straight-through pneumatic
Joint (18), the 2nd PU lead directly to pneumatic joint (18) other end and pass through the second flexible pipe (19) and the second thread straight-through gas
Dynamic joint (17) connection；The micro air pump (2), magnetic valve (14) and proximity switch (15) are also connected to by data wire respectively
Described single-chip microcomputer (4).
2. tuning for Controllable Pitch Propeller blade center of gravity automatic marking device according to claim 1, it is characterised in that covered on described cavity
(1) it is flange disk-like shape, is covered on the cavity between (1) and the cavity (10) and be provided with conventional seals circle, using at least four
Mode connects for screw；Covered on the cavity between (1) and the first thread straight-through pneumatic joint (7) and be provided with combined seal ring.
3. tuning for Controllable Pitch Propeller blade center of gravity automatic marking device according to claim 1, it is characterised in that described line plug (5)
For rubber seal plug, shape is in cylinder, is arranged on by being interference fitted in the through hole that lid (1) is provided with the cavity.
4. tuning for Controllable Pitch Propeller blade center of gravity automatic marking device according to claim 1, it is characterised in that described cavity lower cover
(13) by it is upper be cylindrical shape, lower to be provided with the internal thread screwed with the cavity (10) for two sections of compositions of infundibulate, epimere, end face is set
There is the groove of placement sealing ring；Annular slot is provided with the inside of hypomere, end face is provided with the groove of placement sealing ring.
5. tuning for Controllable Pitch Propeller blade center of gravity automatic marking device according to claim 1, it is characterised in that described ink sac (11)
It is in half of hollow ellipsoid shape from above, it is lower in funnel shaped two shapes and two kinds of materials compositions, wherein upper part and the cavity
(10) inwall is bonded, and lower part interference fit is arranged in the cavity lower cover (13).
6. tuning for Controllable Pitch Propeller blade center of gravity automatic marking device according to claim 5, it is characterised in that two kinds of described materials
Refer to that top is divided into that wall is thin, soft compliant material, bottom is divided into the ABS plastic of hard, and the port inner face of lower part is thin-walled valve
Membrane material.
7. tuning for Controllable Pitch Propeller blade center of gravity automatic marking device according to claim 1, it is characterised in that described magnetic valve
(14) it is normal-closed electromagnetic valve.
8. tuning for Controllable Pitch Propeller blade center of gravity automatic marking device according to claim 1, it is characterised in that described proximity switch
(15) it is vortex type proximity switch.
9. tuning for Controllable Pitch Propeller blade center of gravity automatic marking device according to claim 1, it is characterised in that described single-chip microcomputer
(4) it is PIC single chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720410326.0U CN206811933U (en) | 2017-04-19 | 2017-04-19 | A kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720410326.0U CN206811933U (en) | 2017-04-19 | 2017-04-19 | A kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206811933U true CN206811933U (en) | 2017-12-29 |
Family
ID=60751856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720410326.0U Expired - Fee Related CN206811933U (en) | 2017-04-19 | 2017-04-19 | A kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206811933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106944998A (en) * | 2017-04-19 | 2017-07-14 | 江苏科技大学 | A kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device and its labeling method |
-
2017
- 2017-04-19 CN CN201720410326.0U patent/CN206811933U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106944998A (en) * | 2017-04-19 | 2017-07-14 | 江苏科技大学 | A kind of tuning for Controllable Pitch Propeller blade center of gravity automatic marking device and its labeling method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20171229 Termination date: 20180419 |