CN208472597U - Noise elimination wall for noise abatement - Google Patents
Noise elimination wall for noise abatement Download PDFInfo
- Publication number
- CN208472597U CN208472597U CN201820656018.0U CN201820656018U CN208472597U CN 208472597 U CN208472597 U CN 208472597U CN 201820656018 U CN201820656018 U CN 201820656018U CN 208472597 U CN208472597 U CN 208472597U
- Authority
- CN
- China
- Prior art keywords
- wall
- face
- noise
- frame
- noise elimination
- 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
- 230000008030 elimination Effects 0.000 title claims abstract description 19
- 238000003379 elimination reaction Methods 0.000 title claims abstract description 19
- 229920000742 Cotton Polymers 0.000 claims abstract description 23
- 239000002689 soil Substances 0.000 claims abstract description 17
- 230000009194 climbing Effects 0.000 claims abstract description 8
- 241000727913 Parthenocissus tricuspidata Species 0.000 claims description 15
- 241000196324 Embryophyta Species 0.000 claims description 11
- 230000030279 gene silencing Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 17
- 238000010586 diagram Methods 0.000 description 6
- 230000032683 aging Effects 0.000 description 4
- 241001464837 Viridiplantae Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 235000015170 shellfish Nutrition 0.000 description 1
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model provides the noise elimination wall for being used for noise abatement, including support column and joint block, the wall is rectangle vertical structure, and acoustical cotton plate is mounted on inside wall, and wall bottom is located inside soil layer, the plantation frame bottom is located inside soil layer, the front apron is mounted on wall front end face, and sound inlet at eight is offered on front apron, it is fast that the trapezoidal plant climbing in many places is neatly distributed in the front apron front end face, support frame as described above is frame like structure, and the installation of canvas one end is on the support frame, be conducive to noise caused by extraneous drive a vehicle to be absorbed, reduce noise decibel, avoid noise excessive, quiet place to operate schools is impacted, and cooperate the use of planting frame, surrounding enviroment can not only be afforested, partial noise size can also be reduced, lifting device noise abatement effect.
Description
Technical field
The utility model belongs to noise abatement technical field, more specifically, is in particular to used for the noise elimination of noise abatement
Wall.
Background technique
With the development of the city, what automobile was universal enters huge numbers of families, and noise caused by running car is
As one of main noise source, particularly evident, easy to impact to teaching, institute is propagated in the quiet environment in school periphery
Improvement wall can be carried out to noise to be badly in need of one kind on the market, and people is helped to administer noise pollution.
Based on above-mentioned, the utility model people has found through retrieval, such as the patent of Patent No. CN204001271U discloses
A kind of gravity-flow ventilation resistance noise reduction wall, including front and back setting sound absorption wall and sound absorption wall, the sound absorption wall and suction every
Cavity is separated between sound wall；The outer wall of sound absorption wall is sound insulating structure, and inner wall is sound absorption structure；The sound absorption wall and suction
Sound-insulation wall is made of several sound absorbing modules and sound absorption module respectively；There are gaps to form air inlet between sound absorption module,
There are gaps to form air outlet between sound absorbing module；Air inlet is connected to cavity with air outlet, and air inlet and air outlet
Not in same level.The sound absorption wall that air duct is constituted by sound absorbing module, sound absorption module and using crossbeam, can eliminate the noise
And gravity-flow ventilation.Its structure is simple, low in cost.And sound absorbing module and sound absorption module can standardized designs, module metaplasia
It produces and standardization is installed, for ease of maintenaince, replace and transport.
The patent of such as Patent No. CN105178461A discloses section material for wall again, is equipped in the forward face of square tube (9)
At least one racket shape raised card (4)；The back surface that face subtracts soundboard (6) is equipped with " C " the shape slot (5) of protrusion；More back
The raised face (11) of portion's profile (1) side and the groove (8) of adjacent back profile are clamped, convex in the racket shape of each back profile
It plays strip and is clamped " C " shape slot that a face subtracts soundboard, plate body (13) side that the face subtracts soundboard is equipped with biconvex angle
(14), the plate body other side is equipped with single-tab angle (15), and the biconvex angle of plate body side is stuck in the single-tab of the adjacent plate body other side
On angle；Sponge strip (3) are equipped in cavity between racket shape raised card two-by-two；The utility model using face subtract soundboard with
Face subtracts the gap between soundboard and receives low frequency noise, and sponge strip, which will enter sound between racket shape raised card two-by-two, to be received.
Based on the retrieval of patent at above-mentioned two, and equipment in the prior art is combined to find, although above equipment can
Conventional noise abatement is carried out to use, but its during actual use there are some problems, include: to running car
Generated noise absorption effect is weaker, and noise is easy to cause to be passed to place to operate schools, impacts to quiet place to operate schools, and
Be unable to fully using the natural noise absorption capability of green plants, and it is extraneous when used for a long time, inside be easy to happen aging,
It needs personnel to replace, is easy to influence device itself noise absorption effect.
Then, in view of this, being studied improvement for existing structure and missing, the noise elimination for noise abatement is provided
Wall, to achieve the purpose that with more more practical value.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides the noise elimination wall for being used for noise abatement, existing to solve
Noise elimination device, it is weaker to noise absorption effect caused by running car, it is easy to cause noise to be passed to place to operate schools, to peace
Quiet place to operate schools impacts, and is unable to fully using the natural noise absorption capability of green plants, and makes for a long time in the external world
Used time, inside be easy to happen aging, need personnel to replace, be easy influence device itself noise absorption effect the problem of.
Purpose and effect of the utility model for the noise elimination wall of noise abatement, are reached by technological means in detail below:
For the noise elimination wall of noise abatement, including wall, block cone, acoustical cotton plate, silencing groove, planting frame, front apron, into
Sound hole, plant climbing is fast, Boston ivy, support frame, folding stand, canvas, assigns block, support column and joint block, and the wall is length
Rectangular vertical structure, and acoustical cotton plate is mounted on inside wall, and wall bottom is located inside soil layer, the plantation frame bottom
Inside soil layer, the front apron is mounted on wall front end face, and sound inlet at eight is offered on front apron, the front
The trapezoidal plant climbing in many places is neatly distributed with fastly in front edge of board face, and support frame as described above is frame like structure, and canvas one end is mounted on branch
On support, and support frame both ends are located at two on wall rear end face, folding stand one end rotation connection and support frame
On, and canvas bottom is mounted on folding stand, it is described that block is assigned to be mounted on wall rear end face by bolt at six, and assign block
For hollow structure, the support column is mounted on wall rear end face, and column bottom is supported to be located inside soil layer.
Further, acoustical cotton plate at one is installed inside wall front end face, and is neatly intensively distributed in acoustical cotton plate
The arc-shaped silencing groove in many places.
Further, planting frame is mounted on wall front end face bottom, and planting frame is three mount structures.
Further, before Boston ivy bottom is planted in the soil filled inside planting frame, and Boston ivy top is fitted in
On the front end face of baffle.
It further, is convex structure at the top of wall, and wall top arc end face is equipped at 16 and blocks cone.
Further, wall left end face is laciniation, and wall right end face is also laciniation structure, and
And the mutual tooth in zigzag end face and another wall right side zigzag end face and connection on the left of wall.
Further, wall rear end face, which is equipped at one, assigns block, and support frame bottom is by assigning block to be mounted on wall
Canvas at one is installed on rear end face, and on support frame.
Further, support column is triangle block structure, and support column front end face is equipped with joint block at three, and supports
Column is connected by joint block with wall rear end face.
Compared with prior art, the utility model has the following beneficial effects:
The setting of acoustical cotton plate and silencing groove is conducive to noise caused by extraneous drive a vehicle and is absorbed, reduces noise point
Shellfish avoids noise excessive, impacts to quiet place to operate schools, and cooperates the use of planting frame, not only can be to peripheral ring
Border is afforested, and partial noise size, lifting device noise abatement effect can be also reduced.
The setting of planting frame and Boston ivy is conducive to carry out greening covering to outside of deivce, can not only delay acoustical cotton
Plate rate of ageing extends device and uses the time, can also further be absorbed to noise by Boston ivy self-characteristic, dropped
Low noise decibel promotes noise abatement effect, and the covering of Boston ivy, can also effectively prevent the stickup of advertisement, make device
Outer wall is more beautiful.
The jagged setting in wall two sides is conducive to enable identical device at two efficiently to stitch and fasten, and shortens
Gap between the two avoids sound from propagating by gap, influences system noise regulation effect, and cooperates support frame, folds
The use of frame and canvas can form leisure space shady and cool at one in device rear end face, facilitate that personnel rest herein and study is asked
Topic exchange.
Detailed description of the invention
Fig. 1 is the axis view structural schematic diagram of the utility model.
Fig. 2 is the front apron structural schematic diagram of the utility model.
Fig. 3 is the fractionation structural representation of the utility model.
Fig. 4 is the wall axis view structural schematic diagram of the utility model.
Fig. 5 is the acoustical cotton plate structural schematic diagram of the utility model.
Fig. 6 is the wall backsight split structural schematic diagram of the utility model.
Fig. 7 is the canvas left view structural representation of the utility model.
Fig. 8 is the support axis of a cylinder view structural schematic diagram of the utility model.
In figure, the corresponding relationship of component names and accompanying drawing number are as follows:
Wall -1, block cone -101, acoustical cotton plate -2, silencing groove -201, planting frame -3, front apron -4, sound inlet -401,
Plant climbs fast -402, Boston ivy -5, support frame -6, folding stand -7, canvas -8, assigns block -9, support column -10 and joint block -
1001。
Specific embodiment
The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment
For illustrating the utility model, but cannot be used to limit the scope of the utility model.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term
The orientation of the instructions such as "upper", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment:
As shown in attached drawing 1 to attached drawing 8:
The utility model provides the noise elimination wall for being used for noise abatement, including wall 1, blocks cone 101, acoustical cotton plate 2, noise reduction
Slot 201, planting frame 3, front apron 4, sound inlet 401, plant climbing be fast 402, Boston ivy 5, support frame 6, folding stand 7, canvas 8,
Block 9, support column 10 and joint block 1001 are assigned, the wall 1 is rectangle vertical structure, and acoustical cotton plate 2 is mounted on wall 1
Inside, and 1 bottom of wall is located inside soil layer, and 3 bottom of planting frame is located inside soil layer, and the front apron 4 is mounted on
On 1 front end face of wall, and sound inlet 401 at eight are offered on front apron 4, many places are neatly distributed in 4 front end face of front apron
Trapezoidal plant climbing fast 402, support frame as described above 6 is frame like structure, and 8 one end of canvas is mounted on support frame 6, and support frame
6 both ends are located at two on 1 rear end face of wall, in 7 one end of folding stand rotation connection and support frame 6, and 8 bottom of canvas
It is mounted on folding stand 7, it is described that block 9 is assigned to be mounted on 1 rear end face of wall by bolt at six, and assigning block 9 is hollow knot
Structure, the support column 10 are mounted on 1 rear end face of wall, and 10 bottom of support column is located inside soil layer.
Wherein, acoustical cotton plate 2 at one, and neat dense distribution in acoustical cotton plate 2 are installed inside 1 front end face of wall
There is the arc-shaped silencing groove 201 in many places, it is specific to act on, it, can by the silencing groove 201 being distributed on acoustical cotton plate 2 and acoustical cotton plate 2
Noise caused by the driving of part is absorbed, noise level is reduced, avoids noise excessive, it is incoming quiet by wall 1
In teaching environment, the learning interest of student is influenced.
Wherein, the planting frame 3 is mounted on 1 front end face bottom of wall, and planting frame 3 is three mount structures, specific to act on, can
In the soil filled inside planting frame 3, short herbaceous plant is planted, can not only beautify the environment purifying and stive, can also be right
Noise caused by the driving vehicle of part is absorbed, and noise decibel is reduced.
Wherein, 5 bottom of Boston ivy is planted in the soil filled inside planting frame 3, and is fitted at the top of Boston ivy 5
It is specific to act on the front end face of front apron 4, it is attached on device outer wall by Boston ivy 5, can not only pass through plant itself noise reduction
The further reduction driving noise decibel of effect, can also cover acoustical cotton plate 2, weaken sunlight to acoustical cotton plate 2
Irradiation reduces by 2 rate of ageing of acoustical cotton plate, extends the service life of device.
It wherein, is convex structure at the top of the wall 1, and 1 top arc end face of wall is equipped at 16 and blocks cone
101, it is specific to act on, 1 top of wall manually climbing difficulty can be increased, idler is avoided to enter in school by climbing device
Portion influences normal teaching safety.
Wherein, 1 left end face of wall is laciniation, and 1 right end face of wall is also laciniation structure,
And 1 left side zigzag end face of wall and the mutual tooth in another 1 right side zigzag end face of wall and connection, it is specific to act on, two can be made
Locate identical wall 1 and one is connected to by the mutually close split of adhesive and zigzag end face, shortens the existing seam of the two
Gap, the entirety for avoiding sound from being connected with gap penetrating device, reducer noise interception effect.
Wherein, 1 rear end face of wall, which is equipped at one, assigns block 9, and 6 bottom of support frame is by assigning block 9 to be mounted on
On 1 rear end face of wall, and canvas 8 at one are installed on support frame 6, it is specific to act on, can be by canvas 8, it can be to being irradiated to wall
1 rear end face bottom sunlight of body is blocked, and provides leisure space shady and cool at one, personnel is facilitated to carry out problem concerning study friendship herein
Stream.
Wherein, the support column 10 is triangle block structure, and 10 front end face of support column is equipped with joint block at three
1001, and support column 10 is connected by joint block 1001 with 1 rear end face of wall, it is specific to act on, 1 rear end face of wall can be carried out
Support keeps 1 bottom of wall more firm, avoids 1 bottom centre-of gravity shift of wall, causes wall 1 to tilt, cause to endanger to personnel safety
Evil.
The specifically used mode and effect of the present embodiment:
The utility model, construction personnel first bury 1 bottom of wall into soil, and by support column 10 and 1 rear end of wall
Face is connected, and wall 1 is fixed；Following staff stitches and fastens other walls 1 with the wall 1 installed,
Form coherent wall 1；Then acoustical cotton plate 2 and front apron 4 are mounted in 1 front end face of wall by staff respectively, and
It is filled into soil in planting frame 3, plants suitable short herbaceous plant and Boston ivy 5；Last staff is by expansion
Device installment work can be completed by assigning block 9 to assign on 1 rear end face of wall in canvas 8.
The embodiments of the present invention are given for the purpose of illustration and description, and are not exhaustively or to incite somebody to action
The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Embodiment was chosen and described in order to better illustrate the principle and practical application of the utility model, and makes this field
Those of ordinary skill it will be appreciated that the utility model to designing various embodiments suitable for specific applications with various modifications.
Claims (8)
1. being used for the noise elimination wall of noise abatement, it is characterised in that: the noise elimination wall for being used for noise abatement includes wall (1), blocks
Bore (101), acoustical cotton plate (2), silencing groove (201), planting frame (3), front apron (4), sound inlet (401), plant climbing fastly
(402), Boston ivy (5), support frame (6), folding stand (7), canvas (8), assign block (9), support column (10) and joint block
(1001), the wall (1) is rectangle vertical structure, and acoustical cotton plate (2) is mounted on wall (1) inside, and wall (1)
Bottom is located inside soil layer, and planting frame (3) bottom is located inside soil layer, and the front apron (4) is mounted on wall (1) front end
On face, and sound inlet at eight (401) are offered on front apron (4), it is trapezoidal that many places are neatly distributed in front apron (4) front end face
Plant climbs fast (402), and support frame as described above (6) is frame like structure, and canvas (8) one end is mounted on support frame (6), and is propped up
Support (6) both ends are located on wall at two (1) rear end face, folding stand (7) one end rotation connection and support frame (6)
On, and canvas (8) bottom is mounted on folding stand (7), described that block (9) is assigned to be mounted on wall (1) rear end by bolt at six
On face, and assigning block (9) is hollow structure, and the support column (10) is mounted on wall (1) rear end face, and support column (10) bottom
Portion is located inside soil layer.
2. being used for the noise elimination wall of noise abatement as described in claim 1, it is characterised in that: be equipped with inside wall (1) front end face
Acoustical cotton plate (2) at one, and the arc-shaped silencing groove in many places (201) is neatly intensively distributed in acoustical cotton plate (2).
3. being used for the noise elimination wall of noise abatement as described in claim 1, it is characterised in that: before planting frame (3) is mounted on wall (1)
End bottom, and planting frame (3) is three mount structures.
4. being used for the noise elimination wall of noise abatement as described in claim 1, it is characterised in that: Boston ivy (5) bottom is planted in plantation
In the soil filled inside frame (3), and it is fitted on the front end face of front apron (4) at the top of Boston ivy (5).
5. being used for the noise elimination wall of noise abatement as described in claim 1, it is characterised in that: it is convex structure at the top of wall (1),
And wall (1) top arc end face is equipped at 16 and blocks cone (101).
6. being used for the noise elimination wall of noise abatement as described in claim 1, it is characterised in that: wall (1) left end face is zigzag
Structure, and wall (1) right end face is also laciniation structure, and zigzag end face and another wall on the left of wall (1)
(1) the mutual tooth in right side zigzag end face and connection.
7. being used for the noise elimination wall of noise abatement as described in claim 1, it is characterised in that: wall (1) rear end face is equipped at one
It assigns block (9), and support frame (6) bottom is pacified by assigning block (9) to be mounted on wall (1) rear end face, and on support frame (6)
Equipped with canvas (8) at one.
8. being used for the noise elimination wall of noise abatement as described in claim 1, it is characterised in that: support column (10) is triangle bulk knot
Structure, and support column (10) front end face is equipped with joint block (1001) at three, and support column (10) passes through joint block (1001) and wall
Body (1) rear end face is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820656018.0U CN208472597U (en) | 2018-05-04 | 2018-05-04 | Noise elimination wall for noise abatement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820656018.0U CN208472597U (en) | 2018-05-04 | 2018-05-04 | Noise elimination wall for noise abatement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208472597U true CN208472597U (en) | 2019-02-05 |
Family
ID=65220706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820656018.0U Expired - Fee Related CN208472597U (en) | 2018-05-04 | 2018-05-04 | Noise elimination wall for noise abatement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208472597U (en) |
-
2018
- 2018-05-04 CN CN201820656018.0U patent/CN208472597U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103046490B (en) | Totally closed sound barrier | |
| CN208472597U (en) | Noise elimination wall for noise abatement | |
| CN104149679B (en) | Mobile court car | |
| CN108677771A (en) | Noise elimination wall for noise abatement | |
| SI1564351T1 (en) | Fencing section with flat rod panels fixed to fencing post | |
| CN213596832U (en) | Waterproof type sound barrier is inhaled to wave tripe sound | |
| CN109881971A (en) | A kind of security isolation column of the construction of road and bridge with dust suction sound insulation | |
| CN112431477A (en) | Dustproof device and dustproof method for road construction | |
| KR20210007432A (en) | Air purification soundproof wall | |
| WO2002073571A2 (en) | Advertising medium | |
| JP4105136B2 (en) | Front and back separate sound insulation walls | |
| KR20200069700A (en) | Soundproof facilities reducing air pollution and method for constructing this same | |
| CN206090348U (en) | Closed sound barrier | |
| CN108396669A (en) | Urban track traffic and overpass sound-deadening and noise-reducing advertising device | |
| CN206173825U (en) | Acoustic celotex board for road | |
| JP2001064919A (en) | Soundproof wall | |
| CN205502739U (en) | Warning device's fender that encloses is taken in town road construction | |
| CN205375844U (en) | Novel portable road traffic signal lamp | |
| CN210707080U (en) | Multifunctional fire-fighting propaganda car | |
| CN203825350U (en) | Anti-theft projector mounting rack | |
| CN209144690U (en) | The sound absorption and insulation integration barrier of traffic engineering | |
| CN208363361U (en) | A kind of inner wall sound-proof lightweight wall | |
| CN220151002U (en) | Movable smoke-absorbing shed | |
| CN206646420U (en) | A kind of road noise-reduction barrier with greening function | |
| CN212375737U (en) | Combined type automatic adjustment sound barrier |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200610 Address after: 610000, No. 801, No. 2, building 8, 4, Xinguang Road, No. 1, Chengdu, Sichuan, Wuhou District Patentee after: SICHUAN NANXING ROAD & BRIDGE ENGINEERING Co.,Ltd. Address before: 610000 Sichuan city of Chengdu province Wuhou District Xinguang Road No. 1 Building 6 15 Floor 1504, No. 1505 Patentee before: SICHUAN SHUNCHENG CONSTRUCTION (GROUP) Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |