CN110804989B - Rail mounted railway ice-breaking snow removal vehicle - Google Patents
Rail mounted railway ice-breaking snow removal vehicle Download PDFInfo
- Publication number
- CN110804989B CN110804989B CN201911215776.4A CN201911215776A CN110804989B CN 110804989 B CN110804989 B CN 110804989B CN 201911215776 A CN201911215776 A CN 201911215776A CN 110804989 B CN110804989 B CN 110804989B
- Authority
- CN
- China
- Prior art keywords
- snow
- power
- gear
- shaft
- ice
- 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
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H5/00—Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
- E01H5/12—Apparatus or implements specially adapted for breaking, disintegrating, or loosening layers of ice or hard snow with or without clearing or removing ; Roughening ice or hard snow by means of tools
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a rail type railway ice-breaking snow-removing vehicle which comprises a vehicle body, wherein a large cylinder is rotationally arranged in the vehicle body, a first sliding plate is arranged on the left side of the large cylinder in a sliding manner, a cleaning disc is rotationally arranged at the bottom of the first sliding plate and can be used for cleaning snow, a second sliding plate is arranged on the right side of the large cylinder in a sliding manner, and a fixing box is fixedly arranged at the bottom of the second sliding plate.
Description
Technical Field
The invention relates to the technical field of snow removal, in particular to a rail type railway ice-breaking snow remover.
Background
The railway track generally has snow to cover on it in winter, especially in winter in the north, snow is more, can influence the normal use of track when serious, threatens the operation safety of train even, consequently needs to remove snow and handles, and traditional snow sweeper generally only has single function of sweeping snow, and the function of breaking ice does not have, and the sweeping of snow is not clean, and the effect is not good.
Disclosure of Invention
The invention aims to provide a rail type railway ice-breaking snow remover which is used for overcoming the defects in the prior art.
The rail-mounted railway ice-breaking snow-removing vehicle comprises a vehicle body, wherein a large cylinder is rotatably arranged in the vehicle body, a first sliding plate is slidably arranged on the left side of the large cylinder, a cleaning disc is rotatably arranged at the bottom of the first sliding plate and can be used for cleaning accumulated snow, a second sliding plate is slidably arranged on the right side of the large cylinder, a fixed box is fixedly arranged at the bottom of the second sliding plate, a rotating plate is rotatably arranged at the bottom of the fixed box and can be used for cleaning broken ice, a crushing box is fixedly arranged at the bottom of the second sliding plate, a crank cavity is formed in the crushing box, two groups of cutters capable of shoveling broken ice on a railway are slidably arranged on the bottom wall of the crank cavity, a power motor is fixedly embedded in the large cylinder, a power spline shaft is dynamically connected to each of the left side and the right side of the power motor, and the power motor is used for rotating the cleaning disc, The rotary plate and the cutter slide to provide power, a first storage cavity and a second storage cavity are formed in the top surface of the vehicle body, the cleaning disc can be stored in the first storage cavity, and the rotary plate can be upwards turned and stored in the second storage cavity.
In addition, in one embodiment, a first spline housing is rotatably arranged in the first sliding plate, the first spline housing is in spline fit connection with the power spline shaft, a power bevel gear is fixedly arranged on the outer periphery of the first spline housing, a cleaning shaft is rotatably arranged at the bottom of the first sliding plate, a driven bevel gear is fixedly arranged at the top end of the cleaning shaft, the driven bevel gear is meshed with the power bevel gear, and the bottom end of the cleaning shaft is fixed with the cleaning disc.
In addition, in one embodiment, a snow inlet is formed in the bottom surface of the vehicle body, the top of the snow inlet is communicated with the outside through a snow discharge port, an air pressure pump is fixedly arranged at the top of the snow inlet and works to pump accumulated snow on a rail into the snow discharge port through the snow inlet and then spray the accumulated snow to the two sides of the railway.
In addition, in one embodiment, a second spline sleeve is rotationally arranged in the second sliding plate and is in spline fit with the power spline shaft, a first bevel gear is fixedly arranged on the periphery of the second spline sleeve, a driven cavity is arranged in the fixed box, a transmission shaft is rotatably arranged on the top wall in the driven cavity, a second bevel gear is fixedly arranged at the top end of the transmission shaft, the second bevel gear is meshed with the first bevel gear, the bottom end of the transmission shaft is fixedly provided with an end face gear, a transverse shaft extending forwards and backwards is rotatably arranged in the driven cavity, a driven gear is fixedly arranged on the periphery of the transverse shaft, the driven gear is meshed with the end face gear, a vertical shaft is rotatably arranged on the bottom wall of the driven cavity, the top end of the vertical shaft is fixedly provided with a first gear, the first gear is in power connection with the transverse shaft, and the rotating plate is fixed on the bottom extending periphery of the vertical shaft.
In addition, in one embodiment, two sets of crank cavities are arranged, the two sets of crank cavities are arranged in a bilateral symmetry mode, a double crank shaft is arranged between the two sets of crank cavities in a rotating mode, a connecting rod is arranged on the curved periphery of the double crank shaft in a rotating mode, the connecting rod is hinged to the cutter, and the double crank shaft is connected with the second spline sleeve through a belt.
In addition, in one embodiment, a turning gear is fixedly arranged on the periphery of the large cylinder, a turning motor is fixedly embedded in the vehicle body, a power gear is connected to the left side of the turning motor in a power connection mode, and the power gear is meshed with the turning gear.
In addition, in one embodiment, a storage motor is embedded in the large cylinder, a screw rod is connected to each of the left and right ends of the storage motor in a power-driven manner, and the screw rod is in threaded fit connection with the first sliding plate and the second sliding plate.
The invention has the beneficial effects that: the invention can make the cutters cut the ice blocks on the railway by the up-and-down sliding of the two groups of cutters, the ice blocks are swept by the rotation of the rotating plate after the cutting is finished, meanwhile, most of the accumulated snow on the sleepers can be pumped out by the air pressure pump, and then the residual accumulated snow on the rail is swept to be clean by the sweeping disc.
Drawings
FIG. 1 is a schematic view of the internal structure of a track-type railway ice-breaking snow remover of the present invention;
FIG. 2 is a schematic top view of the invention at the holding box;
FIG. 3 is an enlarged schematic view of the invention at the stationary box;
fig. 4 is an enlarged schematic view of the crushing box of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-4, a rail-mounted railway ice-breaking snow remover according to an embodiment of the present invention includes a vehicle body 10, a large cylinder 60 is rotatably disposed in the vehicle body 10, a first sliding plate 20 is slidably disposed on a left side of the large cylinder 60, a cleaning plate 14 is rotatably disposed at a bottom of the first sliding plate 20, the cleaning plate 14 can clean accumulated snow, a second sliding plate 31 is slidably disposed on a right side of the large cylinder 60, a fixed box 55 is fixedly disposed at a bottom of the second sliding plate 31, a rotating plate 51 is rotatably disposed at a bottom of the fixed box 55, the rotating plate 51 can clean up broken ice, a crushing box 57 is further fixedly disposed at a bottom of the second sliding plate 31, a crank cavity 54 is disposed in the crushing box 57, two sets of cutters 35 capable of shoveling broken ice on a railway are slidably disposed on a bottom wall of the crank cavity 54, a motor 28 is fixedly embedded in the large cylinder 60, the left side and the right side of the power motor 28 are both in power connection with power spline shafts 29, the power motor 28 provides power for the rotation of the cleaning disc 14, the rotation of the rotating plate 51 and the sliding of the cutter 35, a first accommodating cavity 22 and a second accommodating cavity 25 are formed in the top surface of the vehicle body 10, the cleaning disc 14 can be accommodated in the first accommodating cavity 22, and the rotating plate 51 can be upwards flipped and accommodated in the second accommodating cavity 25.
Preferably or exemplarily, a first spline housing 17 is rotatably arranged in the first sliding plate 20, the first spline housing 17 is in spline fit connection with the power spline shaft 29, a power bevel gear 18 is fixedly arranged on the outer periphery of the first spline housing 17, a cleaning shaft 15 is rotatably arranged at the bottom of the first sliding plate 20, a driven bevel gear 16 is fixedly arranged at the top end of the cleaning shaft 15, the driven bevel gear 16 is engaged with the power bevel gear 18, the bottom end of the cleaning shaft 15 is fixed with the cleaning disc 14, and the cleaning disc 14 can clean snow on the left side of the vehicle body 10 through rotation of the power spline shaft 29.
Beneficially or exemplarily, the bottom surface of the vehicle body 10 is provided with a snow inlet 13, the top of the snow inlet 13 is communicated with the outside through a snow outlet 24, the top of the snow inlet 13 is fixedly provided with an air pressure pump 23, and the air pressure pump 23 operates to enable the snow inlet 13 to pump snow on a rail into the snow outlet 24 and then spray the snow to both sides of the railway.
Beneficially or exemplarily, a second spline housing 39 is rotatably arranged in the second sliding plate 31, the second spline housing 39 is in spline fit with the power spline shaft 29, a first bevel gear 40 is fixedly arranged on the outer periphery of the second spline housing 39, a driven cavity 59 is formed in the fixed box 55, a transmission shaft 42 is rotatably arranged on the top wall in the driven cavity 59, a second bevel gear 41 is fixedly arranged at the top end of the transmission shaft 42, the second bevel gear 41 is engaged with the first bevel gear 40, a face gear 33 is fixedly arranged at the bottom end of the transmission shaft 42, a transverse shaft 36 extending back and forth is rotatably arranged in the driven cavity 59, a driven gear 32 is fixedly arranged on the outer periphery of the transverse shaft 36, the driven gear 32 is engaged with the face gear 33, a vertical shaft 37 is rotatably arranged on the bottom wall of the driven cavity 59, a first gear 34 is fixedly arranged at the top end of the vertical shaft 37, and the first gear 34 is in power connection with the transverse shaft 36, the rotating plates 51 are fixed on the bottom extended periphery of the vertical shaft 37, and the two groups of rotating plates 51 are driven to rotate oppositely through the rotation of the second spline sleeve 39, so that ice blocks are cleaned out of the outer side of the iron rail.
Advantageously or exemplarily, two sets of the crank cavities 54 are provided, and the two sets of the crank cavities 54 are arranged in bilateral symmetry, a double crank shaft 67 is rotatably provided between the two sets of the crank cavities 54, a connecting rod 66 is rotatably provided on the curved outer periphery of the double crank shaft 67, the connecting rod 66 is hinged to the cutter 35, the double crank shaft 67 is connected with the second spline housing 39 through a belt 38, and the cutter 35 can slide up and down to cut ice cubes on a railway through the rotation of the second spline housing 39.
Beneficially or exemplarily, a turning gear 26 is fixedly arranged on the outer periphery of the large cylinder 60, a turning motor 11 is fixedly embedded in the vehicle body 10, a power gear 12 is dynamically connected to the left side of the turning motor 11, the power gear 12 is meshed with the turning gear 26, and the large cylinder 60 can rotate by controlling the turning motor 11 to work.
Beneficially or exemplarily, a storage motor 27 is embedded in the large cylinder 60, a screw 21 is dynamically connected to each of the left and right ends of the storage motor 27, the screw 21 is in screw-fit connection with the first sliding plate 20 and the second sliding plate 31, and the second sliding plate 31 and the first sliding plate 20 can be stored by the operation of the storage motor 27.
When the device is used, firstly, the accommodating motor 27 is controlled to work, the screw 21 is rotated, the first sliding plate 20 and the second sliding plate 31 are further made to slide away from the large cylinder 60, then, the overturning motor 11 is controlled to work, the power gear 12 drives the overturning gear 26 to rotate, the large cylinder 60 is further made to rotate, the cleaning disc 14 and the rotating plate 51 are made to face downwards, then, the power motor 28 is controlled to work, the power spline shaft 29 is made to rotate, the second spline sleeve 39 is made to rotate, the double crank shaft 67 is made to rotate, the cutter 35 is made to slide, the cutter 35 is made to cut ice blocks on a railway, meanwhile, the second spline sleeve 39 drives the driven gear 32 to rotate, the transverse shaft 36 drives the rotating plate 51 to rotate, the rotating plate 51 is made to clean the cut ice blocks, meanwhile, the air pressure pump 23 is controlled to work, the snow inlet 13 is made to continuously extract ice blocks on a sleeper and discharge the ice blocks through the snow outlet 24, meanwhile, the power spline shaft 29 drives the cleaning disc 14 to rotate, so that the cleaning shaft 15 drives the cleaning disc 14 to rotate, and the residual snow is further cleaned.
The invention has the beneficial effects that: the invention can make the cutters cut the ice blocks on the railway by the up-and-down sliding of the two groups of cutters, the ice blocks are swept by the rotation of the rotating plate after the cutting is finished, meanwhile, most of the accumulated snow on the sleepers can be pumped out by the air pressure pump, and then the residual accumulated snow on the rail is swept to be clean by the sweeping disc.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (7)
1. The utility model provides a rail mounted railway snow car that opens ice, includes the automobile body, its characterized in that: the utility model discloses a snow sweeper, including the automobile body internal rotation be equipped with big cylinder, the left side of big cylinder slides and is equipped with first slide, the bottom of first slide rotates and is equipped with the cleaning dish, the cleaning dish can clear up snow, the right side of big cylinder slides and is equipped with the second slide, the bottom of second slide has set firmly the fixed case, the bottom of fixed case rotates and is equipped with the rotor plate, the rotor plate can be swept trash ice, the bottom of second slide still sets firmly crushing case, the interior crank chamber that has seted up of crushing case, it is equipped with two sets of cutters that can shovel garrulous trash ice on the railway to slide on the diapire in crank chamber, the big cylinder is embedded to have power motor, power motor's the equal power in both sides is connected with the power integral key shaft, power motor provides power for the rotation of cleaning dish, the rotation of rotor plate and the slip of cutter, the cleaning device comprises a vehicle body and is characterized in that a first containing cavity and a second containing cavity are formed in the top surface of the vehicle body, the cleaning disc can be contained in the first containing cavity, and the rotating plate can be upwards turned and contained in the second containing cavity.
2. The rail-mounted railway ice and snow removing vehicle as claimed in claim 1, wherein: the cleaning device is characterized in that a first spline housing is arranged in the first sliding plate in a rotating mode and is in spline fit connection with the power spline shaft, a power bevel gear is fixedly arranged on the periphery of the first spline housing, a cleaning shaft is rotatably arranged at the bottom of the first sliding plate, a driven bevel gear is fixedly arranged at the top end of the cleaning shaft and is meshed with the power bevel gear, and the bottom end of the cleaning shaft is fixed with the cleaning disc.
3. The rail-mounted railway ice and snow removing vehicle as claimed in claim 2, wherein: the snow inlet is formed in the bottom face of the vehicle body, the top of the snow inlet is communicated with the outside through the snow discharge port, an air pressure pump is fixedly arranged at the top of the snow inlet, the air pressure pump works to enable the snow inlet to pump snow on a rail into the snow discharge port, and then the snow is sprayed to the two sides of the railway.
4. The rail-mounted railway ice and snow removing vehicle as claimed in claim 3, wherein: a second spline sleeve is rotationally arranged in the second sliding plate and is in spline fit with the power spline shaft, a first bevel gear is fixedly arranged on the periphery of the second spline sleeve, a driven cavity is arranged in the fixed box, a transmission shaft is rotatably arranged on the top wall in the driven cavity, a second bevel gear is fixedly arranged at the top end of the transmission shaft, the second bevel gear is meshed with the first bevel gear, the bottom end of the transmission shaft is fixedly provided with an end face gear, a transverse shaft extending forwards and backwards is rotatably arranged in the driven cavity, a driven gear is fixedly arranged on the periphery of the transverse shaft, the driven gear is meshed with the end face gear, a vertical shaft is rotatably arranged on the bottom wall of the driven cavity, the top end of the vertical shaft is fixedly provided with a first gear, the first gear is in power connection with the transverse shaft, and the rotating plate is fixed on the bottom extending periphery of the vertical shaft.
5. The rail-mounted railway ice and snow removing vehicle as claimed in claim 4, wherein: the utility model discloses a cutter, including the cutter, the cutter is articulated, the crank chamber is equipped with two sets ofly, and two sets ofly, crank chamber bilateral symmetry sets up, and it is two sets ofly to rotate between two sets of crank chamber is equipped with the double crank axle, it is equipped with the connecting rod to rotate on the crooked periphery of double crank axle, the connecting rod with the cutter is articulated, the double crank axle with the second spline cover.
6. The rail-mounted railway ice and snow removing vehicle as claimed in claim 5, wherein: the big cylindrical periphery has set firmly the upset gear, the solid embedding has the upset motor in the automobile body, the left side power of upset motor is connected with power gear, power gear with the meshing of upset gear.
7. The rail-mounted railway ice and snow removing vehicle as claimed in claim 6, wherein: the big cylinder is embedded to have the motor of accomodating, it has the screw rod to accomodate the equal power connection in both ends about the motor, the screw rod with first slide the screw-thread fit connection of second slide.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911215776.4A CN110804989B (en) | 2019-12-02 | 2019-12-02 | Rail mounted railway ice-breaking snow removal vehicle |
JP2020037784A JP6860759B1 (en) | 2019-12-02 | 2020-03-05 | Rail type railroad icebreaking snow removal vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911215776.4A CN110804989B (en) | 2019-12-02 | 2019-12-02 | Rail mounted railway ice-breaking snow removal vehicle |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110804989A CN110804989A (en) | 2020-02-18 |
CN110804989B true CN110804989B (en) | 2020-07-10 |
Family
ID=69492278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911215776.4A Expired - Fee Related CN110804989B (en) | 2019-12-02 | 2019-12-02 | Rail mounted railway ice-breaking snow removal vehicle |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6860759B1 (en) |
CN (1) | CN110804989B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115094817A (en) * | 2022-04-19 | 2022-09-23 | 西安医学院 | Deicing cleaning device of track and field runway maintenance usefulness |
CN117429473B (en) * | 2023-12-19 | 2024-02-13 | 大同柏盛电子电气有限公司 | Railway vehicle axle protecting device |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0841838A (en) * | 1994-07-27 | 1996-02-13 | Mitsubishi Heavy Ind Ltd | Working car for removing snow by means of microwave |
CN2447378Y (en) * | 1999-10-12 | 2001-09-12 | 侯卫平 | Road guardrail-cleaning vehicle |
CN201517203U (en) * | 2009-04-21 | 2010-06-30 | 天津英业通公路设施有限公司 | Atomization kneading type vehicular guardrail cleaning device |
CN202945558U (en) * | 2012-10-22 | 2013-05-22 | 重庆中渝市政环卫有限责任公司 | Road edge cleaning device of motor sweeper |
CN206873357U (en) * | 2017-05-22 | 2018-01-12 | 汤涛 | A kind of cleaning vehicle for freeway guardrail |
CN206829058U (en) * | 2017-05-26 | 2018-01-02 | 重庆宏工工程机械有限责任公司 | A kind of road iron nail cleaning plant |
CN108468303A (en) * | 2018-05-15 | 2018-08-31 | 南安市创培电子科技有限公司 | A kind of bridge snow breaker |
CN108824335A (en) * | 2018-08-16 | 2018-11-16 | 邢明的 | A kind of road administration ice-breaking snow removing all-in-one machine |
CN109113015B (en) * | 2018-10-10 | 2020-03-06 | 桐乡市倍特科技有限公司 | Working method of sweeper for removing ice and snow on municipal road |
CN109610384A (en) * | 2019-01-21 | 2019-04-12 | 张新宇 | A kind of highway rubbish cleaning main-auxiliary vehicle system |
-
2019
- 2019-12-02 CN CN201911215776.4A patent/CN110804989B/en not_active Expired - Fee Related
-
2020
- 2020-03-05 JP JP2020037784A patent/JP6860759B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN110804989A (en) | 2020-02-18 |
JP2021088913A (en) | 2021-06-10 |
JP6860759B1 (en) | 2021-04-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110804989B (en) | Rail mounted railway ice-breaking snow removal vehicle | |
CN110424237B (en) | Old and useless pitch clearing device | |
CN110552314B (en) | Highway ice-breaking and deicing vehicle with cleaning function | |
CN110438932B (en) | Hot air snow remover for railway track | |
CN101381986B (en) | Snow ice clear away car for railway | |
CN110670534B (en) | Snow-removing salt-spreading vehicle special for road | |
CN111139774A (en) | Hand-push type sweeper for scraping viscous dirt on road surface through freezing | |
CN201272956Y (en) | Snow and ice removing apparatus of railway snow and ice cleaning vehicle | |
CN211665682U (en) | Road deicing snow remover | |
CN211312645U (en) | Prevent hydraulic engineering silt cleaning device of jam | |
CN204023482U (en) | A kind of new road deicing snow clearer | |
CN110649553A (en) | Utilize mechanism to rotate high-voltage line descaling machine of clearance snow ponding on high-voltage line | |
CN112593523B (en) | Snow removing device for train track maintenance | |
CN210086790U (en) | Scaffold frame snow removing defroster | |
CN211523078U (en) | Snow collecting dump truck | |
CN106320250A (en) | Multifunctional walking type small-sized snow remover and removing method | |
CN216839180U (en) | Multifunctional road maintenance equipment | |
CN214656722U (en) | Maintenance equipment for municipal roadbed | |
CN213740820U (en) | Novel road cleaning vehicle | |
CN216338927U (en) | Road surface antiskid line cutting device for road surface restoration | |
CN216515357U (en) | High-efficient snow sweeper with balanced structure | |
CN2461957Y (en) | Hand-pushing pavement ice and snow clearing machine | |
CN114226036B (en) | Mine side slope restoration treatment equipment | |
CN210791558U (en) | Concrete side roughening device | |
CN215441712U (en) | Shovel-loading integrated throwing type snow sweeper |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200617 Address after: 362000 No.236 Dapan village, Wangchuan Town, Hui'an County, Quanzhou City, Fujian Province Applicant after: Huian Yishangshou New Material Co., Ltd Address before: 322000 No.51 Shibi village, Fotang Town, Yiwu City, Jinhua City, Zhejiang Province Applicant before: Yiwu Xuanjiu Railway Technology Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 Termination date: 20201202 |
|
CF01 | Termination of patent right due to non-payment of annual fee |