CN216746132U - Optical fiber gyroscope spiral ring winding equipment - Google Patents

Optical fiber gyroscope spiral ring winding equipment Download PDF

Info

Publication number
CN216746132U
CN216746132U CN202122997364.XU CN202122997364U CN216746132U CN 216746132 U CN216746132 U CN 216746132U CN 202122997364 U CN202122997364 U CN 202122997364U CN 216746132 U CN216746132 U CN 216746132U
Authority
CN
China
Prior art keywords
rod
plate
fixedly connected
output shaft
slider
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
Application number
CN202122997364.XU
Other languages
Chinese (zh)
Inventor
包建潮
崔东苏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Sandi Numerical Control Equipment Co ltd
Original Assignee
Hangzhou Sandi Numerical Control Equipment Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hangzhou Sandi Numerical Control Equipment Co ltd filed Critical Hangzhou Sandi Numerical Control Equipment Co ltd
Priority to CN202122997364.XU priority Critical patent/CN216746132U/en
Application granted granted Critical
Publication of CN216746132U publication Critical patent/CN216746132U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Light Guides In General And Applications Therefor (AREA)

Abstract

本实用新型属于绕线机领域,具体的说是光纤陀螺环绕制设备,包括绕线机、输出轴、调节杆和线轴;所述绕线机内部的转动连接有输出轴,所述输出轴的表面设有线轴;通过撑板、调节杆和线轴的结构设计,先将所需要直径的线轴套在输出轴的表面,然后再将滑块通过滑槽,向远离输出轴的方向滑动,同时会带动撑板移动、连接杆同向滑动,在连接杆滑动的同时会带动连接板滑动,连接板带动螺纹杆滑动,然后再将撑杆贴合在线轴的内壁后,向靠近滑块的方向滑动连接杆,然后再顺时针旋转螺纹杆,使得螺纹杆卡入调节杆表面开设的栓孔内,通过撑板滑块与螺纹杆的配合,可以实现对不同直径的线轴进行夹持的功能。

Figure 202122997364

The utility model belongs to the field of winding machines, in particular to a fiber optic gyroscope wrapping equipment, comprising a winding machine, an output shaft, an adjusting rod and a bobbin; an output shaft is rotatably connected inside the winding machine; There is a spool on the surface; through the structural design of the support plate, the adjusting rod and the spool, the spool of the required diameter is first sleeved on the surface of the output shaft, and then the slider is passed through the chute and slides away from the output shaft. Drive the support plate to move and the connecting rod to slide in the same direction. When the connecting rod slides, it will drive the connecting plate to slide, and the connecting plate drives the threaded rod to slide. Then, after the support rod is attached to the inner wall of the spool, it slides in the direction close to the slider. Connect the rod, and then rotate the threaded rod clockwise, so that the threaded rod is clamped into the bolt hole opened on the surface of the adjustment rod.

Figure 202122997364

Description

Optical fiber gyroscope spiral ring winding equipment
Technical Field
The utility model relates to a coiling machine field specifically is fiber optic gyroscope encircles system equipment.
Background
The winding equipment is a winding machine and is used for winding a copper wire or an optical fiber on the surface of an object.
The optical fiber gyro is a sensor, an optical fiber ring is installed in the optical fiber gyro, and the optical fiber gyro surrounding equipment is characterized in that a winding machine is used when an optical fiber gyro spiral ring is manufactured, so that the optical fiber ring for the optical fiber gyro can be wound.
The conventional winding machine generally cannot adjust the clamped diameter, so that only a wire tube with one diameter can be wound, and coils with different diameters cannot be wound; therefore, a fiber optic gyroscope surrounding apparatus has been proposed to address the above problems.
SUMMERY OF THE UTILITY MODEL
In order to compensate prior art's not enough, can not adjust the diameter of centre gripping, just lead to can only carrying out the wire winding to the spool of a diameter, can not the problem of the different diameter size coils of coiling, the utility model provides a fiber-optic gyroscope encircles system equipment.
The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a fiber optic gyroscope ring manufacturing device, which comprises a winding machine, an output shaft, an adjusting rod and a bobbin; the inside rotation of coiling machine is connected with the output shaft, the surface of output shaft is equipped with the spool, the fixed surface of output shaft is connected with a set of regulation pole, the spout has been seted up on the surface of regulation pole, sliding connection has the slider in the spout, the one end fixedly connected with fagging of slider, the inside sliding connection of slider has the connecting rod, the one end fixedly connected with connecting plate of connecting rod, the inside rotation of connecting plate is connected with the threaded rod, a set of keyhole has been seted up for the position of threaded rod on the surface of regulation pole, through the cooperation of fagging slider and threaded rod, can realize carrying out the function of centre gripping to the spool of different diameters.
Preferably, the dead slot has been seted up to the inside of slider, the inside sliding connection of dead slot has the fixture block, the one end fixedly connected with shell fragment of fixture block, the one end fixed connection of shell fragment is at the lateral wall of dead slot, the chamfer has been seted up on the surface of fixture block, the notch has been seted up for the position of fixture block to the lateral wall of spout, through the cooperation of fixture block and notch, can carry on spacingly when the slider slides, makes things convenient for threaded rod and keyhole to overlap the card and goes into.
Preferably, the fixed cover in surface of connecting rod has the bottom plate, one side fixedly connected with first spring of bottom plate, the one end fixed connection of bottom plate is kept away from to first spring on the surface of slider, and first spring can be when removing the location of slider open the threaded rod, also can be through the fixed effect of first spring reinforcing threaded rod.
Preferably, one side fixedly connected with limiting plate of slider, the fagging is the arc, can fix a position the spool through the limiting plate, and the inner wall of spool can more laminate to curved fagging.
Preferably, one side fixedly connected with cardboard of fagging, the inside sliding connection of cardboard has the depression bar, the one end fixedly connected with clamp plate of depression bar, one side fixedly connected with second spring of clamp plate, the one end fixed connection that the clamp plate was kept away from to the second spring is on the surface of cardboard, the cross section of depression bar is the rectangle, through the cooperation of depression bar, limiting plate and clamp plate, can fix a position the spool of different widths, prevents that the spool from rocking.
Preferably, one side of cardboard is seted up slottedly, sliding connection has the locating lever in the groove on cardboard surface, the locating lever is "L" shape, the constant head tank has been seted up for the position of locating lever in the surface of depression bar, through the cooperation of locating lever and constant head tank, can fix the depression bar, prevents that the second spring from driving the clamp plate before the direct adjustment and resets.
The utility model discloses an useful part lies in:
1. the utility model discloses a coiling machine, the output shaft, adjust the structural design of pole and spool, the spool cover of required diameter is on the surface of output shaft earlier, then pass through the spout with the slider again, to the direction slip of keeping away from the output shaft, can drive the fagging simultaneously and remove, the connecting rod syntropy slides, can drive the connecting plate and slide in the gliding while of connecting rod, the connecting plate drives the threaded rod and slides, then laminate the vaulting pole behind the inner wall of spool again, to the direction slip connecting rod that is close to the slider, then clockwise rotation threaded rod again, make threaded rod card go into the bolt hole that the regulating rod surface was seted up, cooperation through fagging slider and threaded rod, can realize carrying out the function of centre gripping to the spool of different diameters.
2. The utility model discloses a cardboard, the structural design of clamp plate and depression bar, with the spool cover after the laminating on the limiting plate on the surface of output shaft, before adjusting the diameter, slide the depression bar earlier to the direction of keeping away from the spool through the cardboard, can drive the clamp plate syntropy and slide in the gliding while of depression bar, can extrude the second spring and produce elasticity in the gliding while of clamp plate, then after will directly adjusting the completion, loosen the depression bar again, the second spring drives the clamp plate and resets, make the clamp plate laminating on the surface of spool, through the depression bar, the cooperation of limiting plate and clamp plate, can fix a position the spool of different widths, prevent that the spool from rocking.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic structural view of a winding machine according to an embodiment;
FIG. 2 is a schematic structural diagram of an output shaft according to the first embodiment;
FIG. 3 is a schematic partial sectional view of a slider according to the first embodiment;
FIG. 4 is a schematic diagram of a structure shown in FIG. 3 according to a first embodiment;
FIG. 5 is a schematic diagram of a structure at B in FIG. 3 according to the first embodiment;
fig. 6 is a schematic structural view of the rubber pad of the second embodiment.
In the figure: 1. a winding machine; 2. an output shaft; 3. adjusting a rod; 4. a bobbin; 5. a slider; 6. a supporting plate; 7. a first spring; 8. a base plate; 9. a connecting rod; 10. a connecting plate; 11. a threaded rod; 12. an empty groove; 13. a clamping block; 14. a spring plate; 15. clamping a plate; 16. positioning a rod; 17. positioning a groove; 18. a pressure lever; 19. a second spring; 20. pressing a plate; 21. a limiting plate; 22. a rubber pad; 23. a chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
Referring to fig. 1-5, the apparatus for winding an optical fiber gyroscope includes a winding machine 1, an output shaft 2, an adjusting rod 3, and a bobbin 4; an output shaft 2 is rotatably connected inside the winding machine 1, a bobbin 4 is arranged on the surface of the output shaft 2, a group of adjusting rods 3 is fixedly connected on the surface of the output shaft 2, a sliding groove 23 is formed in the surface of each adjusting rod 3, a sliding block 5 is slidably connected in the sliding groove 23, one end of each sliding block 5 is fixedly connected with a supporting plate 6, a connecting rod 9 is slidably connected inside each sliding block 5, one end of each connecting rod 9 is fixedly connected with a connecting plate 10, a threaded rod 11 is rotatably connected inside each connecting plate 10, and a group of bolt holes are formed in the surface of each adjusting rod 3 relative to the position of the threaded rod 11; when in work, when the winding machine 1 is needed to wind the optical fiber ring, the bobbin 4 with the required diameter is firstly sleeved on the surface of the output shaft 2, then the sliding block 5 slides towards the direction far away from the output shaft 2 through the sliding groove 23 arranged on the surface of the adjusting rod 3, the slide block 5 can drive the supporting plate 6 to move while sliding, and simultaneously drive the connecting rod 9 to slide in the same direction, the connecting rod 9 can drive the connecting plate 10 to slide while sliding, the connecting plate 10 drives the threaded rod 11 to slide, then the stay bar is attached to the inner wall of the bobbin 4, the connecting rod 9 is slid towards the direction close to the slide block 5, then the threaded rod 11 is rotated clockwise, so that the threaded rod 11 is clamped into a bolt hole formed in the surface of the adjusting rod 3 to complete the positioning of the supporting plate 6, through the cooperation of fagging 6 slider 5 with threaded rod 11, can realize carrying out the function of centre gripping to the spool 4 of different diameters.
An empty groove 12 is formed in the slider 5, a clamping block 13 is connected to the inside of the empty groove 12 in a sliding mode, an elastic sheet 14 is fixedly connected to one end of the clamping block 13, one end of the elastic sheet 14 is fixedly connected to the side wall of the empty groove 12, a chamfer is formed in the surface of the clamping block 13, and a notch is formed in the position, relative to the clamping block 13, of the side wall of the sliding groove 23; during operation, at the spout 23 of seting up slider 5 through adjusting 3 surfaces of pole, when sliding to the direction of keeping away from output shaft 2, slider 5 can drive fixture block 13 syntropy and remove, then spout 23 lateral wall is for the notch that fixture block 13 surface was seted up, can extrude the chamfer that fixture block 13 surface was seted up, make fixture block 13 slide in to dead slot 12, can extrude shell fragment 14 production elasticity in fixture block 13 is gliding, cooperation through fixture block 13 and notch, can be spacing when slider 5 slides, make things convenient for threaded rod 11 and keyhole to overlap the card and go into.
A bottom plate 8 is fixedly sleeved on the surface of the connecting rod 9, a first spring 7 is fixedly connected to one side of the bottom plate 8, and one end, far away from the bottom plate 8, of the first spring 7 is fixedly connected to the surface of the sliding block 5; during operation, can drive bottom plate 8 syntropy and slide to the direction sliding connection pole 9 that is close to slider 5 simultaneously, can extrude first spring 7 and produce elasticity when bottom plate 8 is gliding, then rotatory threaded rod 11 again, first spring 7 can be when removing the location of slider 5 with threaded rod 11 bullet open, also can strengthen the fixed effect of threaded rod 11 through first spring 7.
A limiting plate 21 is fixedly connected to one side of the sliding block 5, and the supporting plate 6 is arc-shaped; the during operation, when overlapping spool 4 on output shaft 2's surface, the laminating can be fixed a position spool 4 through limiting plate 21 on limiting plate 21's surface, and curved fagging 6 can more laminate spool 4's inner wall.
A clamping plate 15 is fixedly connected to one side of the supporting plate 6, a pressure rod 18 is slidably connected to the inside of the clamping plate 15, a pressure plate 20 is fixedly connected to one end of the pressure rod 18, a second spring 19 is fixedly connected to one side of the pressure plate 20, one end, far away from the pressure plate 20, of the second spring 19 is fixedly connected to the surface of the clamping plate 15, and the cross section of the pressure rod 18 is rectangular; the during operation, after laminating spool 4 on limiting plate 21 with the surface of output shaft 2 cover, before the regulation diameter, earlier with depression bar 18 to through cardboard 15 to the direction slip of keeping away from spool 4, can drive clamp plate 20 syntropy slip in depression bar 18 is gliding, can extrude second spring 19 and produce elasticity in the gliding while of clamp plate 20, then after will directly adjusting the completion, loosen depression bar 18 again, second spring 19 drives clamp plate 20 and resets, make clamp plate 20 laminate on spool 4's surface, through depression bar 18, limiting plate 21 and clamp plate 20's cooperation, can fix a position spool 4 of different widths, prevent that spool 4 from rocking.
A groove is formed in one side of the clamping plate 15, a positioning rod 16 is connected in the groove in the surface of the clamping plate 15 in a sliding mode, the positioning rod 16 is L-shaped, and a positioning groove 17 is formed in the surface of the pressing rod 18 corresponding to the positioning rod 16; during operation, earlier with depression bar 18 to through cardboard 15 to the direction slip of keeping away from spool 4, can drive clamp plate 20 syntropy slip when depression bar 18 is gliding, then after depression bar 18 slides to the limit, the constant head tank 17 and the locating lever 16 on depression bar 18 surface overlap, then to the direction slip locating lever 16 that is close to depression bar 18, make locating lever 16 card go into in the constant head tank 17, cooperation through locating lever 16 and constant head tank 17, can fix depression bar 18, prevent that second spring 19 before direct adjustment from driving clamp plate 20 and reseing.
Example two
Referring to fig. 6, in a first comparative example, as another embodiment of the present invention, a rubber pad 22 is fixedly connected to a surface of the clamping plate 15; in operation, because the optical fiber ring is more accurate equipment, so after the surface of output shaft 2 is overlapped with spool 4, when adjusting the clamping dynamics, probably can make spool 4 receive the extrusion and lead to the deformation, because rubber pad 22 texture is softer, so can prevent effectively that this kind of condition from taking place through rubber pad 22.
The working principle is that when an optical fiber ring needs to be wound by using the winding machine 1, the spool 4 with a required diameter is firstly sleeved on the surface of the output shaft 2, then the sliding block 5 slides towards the direction far away from the output shaft 2 through the sliding groove 23 formed in the surface of the adjusting rod 3, meanwhile, the sliding block 5 can drive the clamping block 13 to move in the same direction, then the side wall of the sliding groove 23 can extrude the chamfer formed in the surface of the clamping block 13 relative to the notch formed in the surface of the clamping block 13, so that the clamping block 13 slides towards the empty groove 12, the clamping block 13 can extrude the elastic sheet 14 to generate elasticity while sliding, then the sliding block 5 can drive the supporting plate 6 to move while sliding, meanwhile, the connecting rod 9 can be driven to slide in the same direction, the connecting rod 9 can be driven to slide while sliding, the connecting plate 10 drives the threaded rod 11 to slide, then the supporting rod is attached to the inner wall of the spool 4, and then the connecting rod 9 can slide towards the direction close to the sliding block 5, the connecting rod 9 is slid towards the direction close to the sliding block 5, the bottom plate 8 is driven to slide in the same direction, the first spring 7 is extruded to generate elasticity while the bottom plate 8 slides, then the threaded rod 11 is rotated clockwise, the threaded rod 11 is clamped into a bolt hole formed in the surface of the adjusting rod 3, the supporting plate 6 is positioned, and the spool 4 with different diameters can be clamped through the matching of the sliding block 5 of the supporting plate 6 and the threaded rod 11; then, after the surface of the bobbin 4 sleeved on the output shaft 2 is attached to the limiting plate 21 and before the diameter is adjusted, the pressing rod 18 slides towards the direction far away from the bobbin 4 through the clamping plate 15, the pressing plate 20 is driven to slide in the same direction while the pressing rod 18 slides, the pressing plate 20 extrudes the second spring 19 to generate elastic force while sliding, then after the pressing rod 18 slides to the limit, the positioning groove 17 on the surface of the pressing rod 18 is overlapped with the positioning rod 16, then the positioning rod 16 slides towards the direction close to the pressing rod 18, so that the positioning rod 16 is clamped into the positioning groove 17, the pressing rod 18 can be fixed through the matching of the positioning rod 16 and the positioning groove 17, the pressing plate 20 is prevented from being driven by the second spring 19 to reset by the pressing plate 20 before direct adjustment, after the diameter is adjusted, the positioning rod 16 slides towards the direction far away from the pressing rod 18, and the second spring 19 drives the pressing plate 20 to reset simultaneously, so that the pressing plate 20 is attached to the surface of the bobbin 4, through the cooperation of depression bar 18, limiting plate 21 and clamp plate 20, can fix a position spool 4 of different width, prevent that spool 4 from rocking.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (6)

1. Optical fiber gyro system equipment of circling around which characterized in that: comprises a winding machine (1), an output shaft (2), an adjusting rod (3) and a bobbin (4); the inside rotation of coiling machine (1) is connected with output shaft (2), the surface of output shaft (2) is equipped with spool (4), the fixed surface of output shaft (2) is connected with a set of regulation pole (3), spout (23) have been seted up on the surface of regulation pole (3), sliding connection has slider (5) in spout (23), the one end fixedly connected with fagging (6) of slider (5), the inside sliding connection of slider (5) has connecting rod (9), the one end fixedly connected with connecting plate (10) of connecting rod (9), the internal rotation of connecting plate (10) is connected with threaded rod (11), the surface of adjusting pole (3) has seted up a set of keyhole for the position of threaded rod (11).
2. The apparatus for winding an optical fiber gyro toroid according to claim 1, wherein: the novel sliding block is characterized in that an empty groove (12) is formed in the sliding block (5), a clamping block (13) is connected to the inside of the empty groove (12) in a sliding mode, an elastic piece (14) is fixedly connected to one end of the clamping block (13), one end of the elastic piece (14) is fixedly connected to the side wall of the empty groove (12), a chamfer is formed in the surface of the clamping block (13), and a notch is formed in the side wall of the sliding groove (23) relative to the position of the clamping block (13).
3. The fiber optic gyroscope apparatus of claim 2, wherein: the surface fixing sleeve of connecting rod (9) has bottom plate (8), one side fixedly connected with first spring (7) of bottom plate (8), the one end fixed connection of bottom plate (8) is kept away from in first spring (7) is on the surface of slider (5).
4. The fiber optic gyroscope apparatus of claim 3, wherein: one side fixedly connected with limiting plate (21) of slider (5), fagging (6) are the arc.
5. The apparatus for winding an optical fiber gyro toroid according to claim 4, wherein: one side fixedly connected with cardboard (15) of fagging (6), the inside sliding connection of cardboard (15) has depression bar (18), the one end fixedly connected with clamp plate (20) of depression bar (18), one side fixedly connected with second spring (19) of clamp plate (20), the one end fixed connection of clamp plate (20) is kept away from in second spring (19) is on the surface of cardboard (15), the cross section of depression bar (18) is the rectangle.
6. The apparatus for winding an optical fiber gyro toroid according to claim 5, wherein: one side of the clamping plate (15) is provided with a groove, a positioning rod (16) is connected in the groove on the surface of the clamping plate (15) in a sliding mode, the positioning rod (16) is L-shaped, and a positioning groove (17) is formed in the surface of the pressing rod (18) relative to the position of the positioning rod (16).
CN202122997364.XU 2021-11-29 2021-11-29 Optical fiber gyroscope spiral ring winding equipment Expired - Fee Related CN216746132U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122997364.XU CN216746132U (en) 2021-11-29 2021-11-29 Optical fiber gyroscope spiral ring winding equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122997364.XU CN216746132U (en) 2021-11-29 2021-11-29 Optical fiber gyroscope spiral ring winding equipment

Publications (1)

Publication Number Publication Date
CN216746132U true CN216746132U (en) 2022-06-14

Family

ID=81930789

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122997364.XU Expired - Fee Related CN216746132U (en) 2021-11-29 2021-11-29 Optical fiber gyroscope spiral ring winding equipment

Country Status (1)

Country Link
CN (1) CN216746132U (en)

Similar Documents

Publication Publication Date Title
CN201732680U (en) Full-automatic double-head air-core coil winding machine
CN206711676U (en) A kind of take-up of strand winder
JP2008168612A (en) Method and apparatus for manufacturing annular concentrically stranded bead cord
CN104900922B (en) Battery cell making device and battery cell making method
CN105314472A (en) Take-up device for electric wire cable
US20240109749A1 (en) Method and apparatus for winding a cable
CN207876919U (en) A kind of flexible membrane rolling-up mechanism
CN111554453B (en) A vertical wrapping machine for cable processing
CN220412413U (en) Fishing line rolling machine
CN203545347U (en) Aluminum armor tape winding device
CN217376806U (en) Novel cable is convoluteed device
CN213568674U (en) Plate winding device
CN117316541A (en) Winding device for realizing cable winding by adjusting tension and application method thereof
CN219751529U (en) Winding chuck
CN109166727A (en) Outer embedded coil winder
CN206318571U (en) welding wire winder
CN107147257A (en) Motor winds coil holder with coil
CN217405262U (en) Be used for magnetic ring take-up device
CN213921644U (en) A wire binding device for wire processing
CN206318565U (en) A kind of welding wire winder
CN222523891U (en) An electric pay-off and take-up machine for lightning protection construction
CN214848179U (en) A wound iron core layered coil winding structure
CN115724271A (en) Drawing paper winding device for art design
CN219296844U (en) Hysteresis type cable drum
CN216250405U (en) Automatic constant tension device for flat wire of coil winding machine of distribution transformer

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: 20220614

CF01 Termination of patent right due to non-payment of annual fee