CN207515800U - The fast regulating movement adjustment mechanism of laser level - Google Patents
The fast regulating movement adjustment mechanism of laser level Download PDFInfo
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- CN207515800U CN207515800U CN201721417245.XU CN201721417245U CN207515800U CN 207515800 U CN207515800 U CN 207515800U CN 201721417245 U CN201721417245 U CN 201721417245U CN 207515800 U CN207515800 U CN 207515800U
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- cover board
- laser
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 40
- 239000000758 substrate Substances 0.000 claims description 58
- 230000010355 oscillation Effects 0.000 claims description 27
- 230000003287 optical effect Effects 0.000 claims description 17
- 230000004323 axial length Effects 0.000 claims description 12
- 239000011324 bead Substances 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The fast regulating movement adjustment mechanism of laser level, belongs to laser level technical field, is connected and composed by pendulum mass, vertical cover board, horizontal cover board, vertical Special debugging screw, horizontal Special debugging screw and laser；The utility model structure novel, operation principle is clear, the rotation of laser and yaw are acted on vertical cover board and horizontal cover board, since the position of vertical cover board and horizontal cover board in mounting groove has determined substantially, it only need to can reach expected adjusting target by the fine tuning to wherein one screw special, realize and debug quick and convenient, the reliable purpose of stable accuracy.
Description
Technical field
The utility model belongs to laser level technical field, is related to a kind of laser level adjustment mechanism, particularly relates to
And a kind of fast regulating movement adjustment mechanism of laser level.
Background technology
Laser level (abbreviation level) be using laser project one or several precision it is very high horizontal or
Vertical laser straight line, for replacing traditional sash weight and the line of ink marker, be applied to build more and more widely, decorate, carpenter, bricklayer
The fields of grade.Important Components on level --- laser does not have automatic horizontal or vertical function at assembling initial stage,
It needs physical positioning and locks, this process is in industry referred to as " adjustment ", that is, the meaning for adjusting and calibrating.It is more wide at present
General adjusting process is by unscrewing or screwing on the screw on laser yaw (abbreviation yaw screw) and laser rotation
Screw (abbreviation rotary screw) makes laser rotation or yaw, laser rays is made to be overlapped with the scale calibrated in advance, due to yaw spiral shell
Nail and rotary screw are held out against respectively on laser outer barrel, so the pretightning force that the screw of two kinds of effects generates in adjustment can phase
It mutually influences, this just needs adjustment personnel repeatedly to adjust each screw, final to meet rotation and the requirement of yaw simultaneously.This is anti-
The process of polyphony section is very very long, and influencing each other because of screw pretightning force, and inside configuration stress distribution is complicated, causes to throw line
The precision index of instrument is very unstable, can exceed accuracy rating because of the factors such as unexpected shock, timeliness stress release.
Utility model content
The purpose of this utility model is long for current laser calibration procedures, and adjusting accuracy is easily by external factor shadow
The deficiencies of sound, the level precision index after adjustment is unstable, proposes a kind of fast regulating movement adjustment mechanism of laser level,
Above-mentioned deficiency can be effectively solved, the efficiency of laser adjustment can be improved, further improves the precision of laser level.
The technical solution of the utility model is：The fast regulating movement adjustment mechanism of laser level, including matching used
Laser；It is characterized in that：The adjustment mechanism is also by pendulum mass, vertical cover board, horizontal cover board, vertical Special debugging screw and water
Flat Special debugging screw is formed；
Several mounting grooves are correspondingly provided with above and below the pendulum mass, the groove bottom center of the mounting groove, which is equipped with, to be led to
Hole, the bead of the through-hole are equipped with spherical concave surface, and the upper and lower side of the through-hole is respectively equipped with oscillation adjustment threaded hole, described logical
The left side in hole is equipped with locking screw pit, and the upper and lower sides of the locking screw pit are arranged with guiding mounting groove, the right side of the through-hole
Side is equipped with rotation and adjusts threaded hole；
The vertical cover board is that both ends are rectangular, intermediate rounded vertical substrate, the positive circle of vertical substrate
Place is equipped with vertical laser mounting hole, and vertical substrate oscillation adjustment hole is equipped at the positive rectangle of vertical substrate, described to hang down
Outside is equipped with vertical substrate locking slot at straight substrate circle, is arranged at the vertical substrate locking slot upper-lower position vertical sharp
Light device locking hole is equipped with vertical substrate spherical convex surface, the vertical substrate back side at the round bead at the vertical substrate back side
Rectangle at be equipped with vertical substrate rotate regulating tank；
The horizontal cover board is that both ends are rectangular, intermediate rounded horizontal base plate, the positive circle of horizontal base plate
Place is equipped with horizontal laser mounting hole, and horizontal base plate oscillation adjustment slot, the water are equipped at the positive rectangle of horizontal base plate
Outside is equipped with horizontal base plate locking slot at flat substrate circle, is arranged at the horizontal base plate locking slot upper-lower position horizontal sharp
Light device locking hole is equipped with horizontal base plate spherical convex surface, the horizontal base plate back side at the round bead at the horizontal base plate back side
Rectangle at be equipped with horizontal base plate rotate regulating tank；
The vertical Special debugging screw by the means of vertical screws end of thread, means of vertical screws card slot and normal thread optical axis end successively
It connects and composes, the means of vertical screws end of thread inner cavity is equipped with hexagonal in means of vertical screws；The horizontal Special debugging screw is by level
Screw optical axis end, horizontal screw card slot and horizontal screw thread end are sequentially connected composition, and the horizontal screw optical axis end inner cavity is set
There is hexagonal in horizontal screw；
Vertical substrate spherical convex surface and the spherical female face paste of installation groove bottom on the vertical cover board are closed, and vertical cover board leads to
Vertical substrate locking slot tensioning function is crossed in the mounting groove, vertical cover board is adjusted by vertical substrate oscillation adjustment hole
Micro swing rotates regulating tank to adjust the micro rotation of vertical cover board by vertical substrate；
Horizontal base plate spherical convex surface and the spherical female face paste of installation groove bottom on the horizontal cover board are closed, horizontal cover board quilt
The horizontal base plate locking slot tensioning function adjusts horizontal cover board by horizontal base plate oscillation adjustment slot in the mounting groove
Micro swing, regulating tank is rotated by horizontal base plate and adjusts the micro rotation of horizontal cover board.
Mounting groove quantity above the pendulum mass is 4, and mounting groove is arranged on just all around four sides above pendulum mass
To.
The vertical substrate oscillation adjustment hole is cylindrical bore structure, and counterbore path is more than the hole of oscillation adjustment threaded hole
Diameter.
The vertical substrate locking slot, vertical substrate rotation adjusting, horizontal base plate oscillation adjustment slot, horizontal base plate locking slot
It is U-shaped structure countersunk head slot with horizontal base plate rotation regulating tank.
The axial length of the means of vertical screws end of thread is more than the axial length at means of vertical screws optical axis end.
The axial length at the horizontal screw thread end is more than the axial length at horizontal screw optical axis end.
The angle between angle, horizontal laser locking hole between the vertical laser locking hole is with being oriented to mounting groove
Between angle it is identical.
The beneficial effects of the utility model are：The fast regulating movement adjustment machine of laser level provided by the utility model
Structure, structure novel, operation principle is clear, by pendulum mass, vertical cover board, horizontal cover board, vertical Special debugging screw and water in structure
Flat Special debugging screw is formed, and the rotation of laser and yaw are acted on vertical cover board and horizontal cover board, due to vertical cover board
It is basic with position of the horizontal cover board in mounting groove it has been determined that only need to be by the fine tuning to wherein one screw special, that is, reachable
Target is adjusted to expected, realizes and debugs quick and convenient, the reliable purpose of stable accuracy.
Description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is pendulum mass structure diagram in the utility model.
Fig. 3 is vertical cover board first angle structure diagram in the utility model.
Fig. 4 is vertical cover board second angle structure diagram in the utility model.
Fig. 5 is horizontal cover board first angle structure diagram in the utility model.
Fig. 6 is horizontal cover board second angle structure diagram in the utility model.
Fig. 7 is vertical Special debugging bolt structure schematic diagram in the utility model.
Fig. 8 is horizontal Special debugging bolt structure schematic diagram in the utility model.
In figure：Pendulum mass 1, mounting groove 1-1, spherical shape concave surface 1-2, through-hole 1-3, rotation adjust threaded hole 1-4, locking screw pit
1-5, mounting groove 1-6, oscillation adjustment threaded hole 1-7, vertical cover board 2, vertical substrate 2-1, vertical laser mounting hole 2- are oriented to
2nd, vertical substrate oscillation adjustment hole 2-3, vertical laser locking hole 2-4, vertical substrate locking slot 2-5, vertical substrate spherical male
Face 2-6, vertical substrate rotation regulating tank 2-7, laser 3, horizontal cover board 4, horizontal base plate 4-1, the installation of horizontal base plate laser
Hole 4-2, horizontal base plate oscillation adjustment slot 4-3, horizontal laser locking hole 4-4, horizontal base plate locking slot 4-5, horizontal base plate ball
Shape convex surface 4-6, horizontal base plate rotation regulating tank 4-7, vertical Special debugging screw 5, means of vertical screws end of thread 5-1, means of vertical screws
Optical axis end 5-2, means of vertical screws card slot 5-3, hexagonal 5-4, horizontal Special debugging screw 6, horizontal screw thread end in means of vertical screws
6-1, horizontal screw card slot 6-2, horizontal screw optical axis end 6-3, hexagonal 6-4 in horizontal screw.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1, the fast regulating movement adjustment mechanism of laser level, including matching used laser 3；Adjustment machine
Structure is also made of pendulum mass 1, vertical cover board 2, horizontal cover board 4, vertical Special debugging screw 5 and horizontal Special debugging screw 6；
As shown in Fig. 2, the fast regulating movement adjustment mechanism of laser level, it is correspondingly provided with above and below pendulum mass 1 several
The groove bottom center of a mounting groove 1-1, mounting groove 1-1 are equipped with through-hole 1-3, and the bead of through-hole 1-3 is equipped with spherical shape concave surface 1-2,
The left side that the upper and lower side of through-hole 1-3 is respectively equipped with oscillation adjustment threaded hole 1-7, through-hole 1-3 is equipped with locking screw pit 1-5, locking
The upper and lower sides of threaded hole 1-5, which are arranged with, is oriented to mounting groove 1-6, and the right side of through-hole 1-3 is equipped with rotation and adjusts threaded hole 1-4；
As shown in Figure 3-4, the fast regulating movement adjustment mechanism of laser level, vertical cover board 2 are that both ends are rectangular, intermediate
Vertical laser mounting hole 2-2, vertical substrate 2- are equipped at the positive circle of rounded vertical substrate 2-1, vertical substrate 2-1
Vertical substrate oscillation adjustment hole 2-3 is equipped at 1 positive rectangle, outside is equipped with vertical substrate locking slot 2- at vertical substrate circle
5, the circle at vertical laser locking hole 2-4, the vertical substrate 2-1 back sides is arranged at vertical substrate locking slot 2-5 upper-lower positions
Vertical substrate is equipped at shape bead at rectangle equipped with vertical substrate spherical convex surface 2-6, the vertical substrate 2-1 back sides and rotates regulating tank
2-7；
As seen in figs. 5-6, the fast regulating movement adjustment mechanism of laser level, horizontal cover board 4 are that both ends are rectangular, intermediate
Horizontal laser mounting hole 4-2, horizontal base plate 4- are equipped at the positive circle of rounded horizontal base plate 4-1, horizontal base plate 4-1
Horizontal base plate oscillation adjustment slot 4-3 is equipped at 1 positive rectangle, outside is equipped with horizontal base plate locking at horizontal base plate 4-1 circles
Slot 4-5 is arranged with horizontal laser locking hole 4-4, the horizontal base plate 4-1 back sides at horizontal base plate locking slot 4-5 upper-lower positions
Round bead at be equipped with horizontal base plate spherical convex surface 4-6, the horizontal base plate 4-1 back sides rectangle at be equipped with horizontal base plate rotation adjust
Save slot 4-7；
As Figure 7-8, the fast regulating movement adjustment mechanism of laser level, vertical Special debugging screw 5 is by vertical spiral shell
Nail end of thread 5-1, means of vertical screws card slot 5-3 and normal thread optical axis end 5-2 are sequentially connected composition, means of vertical screws end of thread 5-1
Inner cavity is equipped with hexagonal 5-4 in means of vertical screws；Horizontal Special debugging screw 6 is by horizontal screw optical axis end 6-3, horizontal screw card slot 6-
2 and horizontal screw thread end 6-1 is sequentially connected composition, and horizontal screw optical axis end 6-3 inner cavities are equipped with hexagonal 6-4 in horizontal screw；
As shown in Figure 1, the fast regulating movement adjustment mechanism of laser level, the vertical substrate spherical male on vertical cover board 2
Face 2-6 is bonded with the spherical concave surface 1-2 of mounting groove 1-1 bottom surfaces, and vertical cover board 2 passes through vertical substrate locking slot 2-5 tensioning functions
In mounting groove 1-1, the micro swing of vertical cover board is adjusted by vertical substrate oscillation adjustment hole 2-3, passes through vertical substrate
Regulating tank 2-7 is rotated to adjust the micro rotation of vertical cover board 2；Horizontal base plate spherical convex surface 4-6 and installation on horizontal cover board 4
Slot 1-1 bottom surfaces spherical concave surface 1-2 fitting, horizontal cover board 4 by horizontal base plate locking slot 4-5 tensioning functions in mounting groove 1-1,
The micro swing of horizontal cover board 4 is adjusted by horizontal base plate oscillation adjustment slot 4-3, regulating tank 4-7 is rotated by horizontal base plate
To adjust the micro rotation of horizontal cover board 4.
As shown in figures 1-8, the fast regulating movement adjustment mechanism of laser level, the mounting groove 1-1 numbers of 1 top of pendulum mass
It is 4 to measure, and mounting groove 1-1 is arranged on the just all around four direction of the top of pendulum mass 1；Vertical substrate oscillation adjustment hole 2-3 is
Cylindrical bore structure, counterbore path are more than the aperture of oscillation adjustment threaded hole 1-7；Vertical substrate locking slot 2-5, vertical substrate
Rotate regulating tank 2-7, horizontal base plate oscillation adjustment slot 4-3, horizontal base plate locking slot 4-5 and horizontal base plate rotation regulating tank 4-7
It is U-shaped structure countersunk head slot；The axial length of means of vertical screws end of thread 5-1 is more than the axial length of means of vertical screws optical axis end 5-2；Horizontal screw
The axial length of end of thread 6-1 is more than the axial length of horizontal screw optical axis end 6-3；Angle, level between vertical laser locking hole 2-4
Angle between laser locking hole 4-4 is identical with the angle being oriented between mounting groove 1-6.
As shown in figures 1-8, the operation principle of the fast regulating movement adjustment mechanism of laser level is as follows：
(1) the adjustment principle and mode of vertical laser, the spherical boss on vertical cover board and spherical concave surface face on pendulum mass
Contact, the rotation center as vertical cover board；The both sides that one jiao of pendulum mass top are mounted with vertical screw special in advance：It is positioned just
Later, laser is substantially vertical, and when adjustment need to only adjust the vertical Special debugging screw 5 on the right side of laser, and fine tuning swashs
The rotation of light device makes vertical qualified.The yaw of vertical laser：It need to only be adjusted during adjustment vertical special on the left of laser
Screw, you can realize the adjustment of laser yaw.
(2) the adjustment principle and mode of horizontal laser, the spherical boss on horizontal cover board and spherical concave surface face on pendulum mass
Contact, as the pivot point of horizontal cover board, pendulum mass horizontal component install in advance horizontal Special debugging screw with it is vertical special
Debug screw.After first positioning, laser is approximate horizontal, and when adjustment need to only adjust vertical special on the right side of laser
Screw is debugged, the rotation of laser is finely tuned, makes laser rays left and right ends highly consistent.The yaw of horizontal laser：During adjustment only
Two horizontal Special debugging screws above and below laser need to be adjusted, you can realize the purpose that laser rays moves up and down.Horizontal laser light
The hunt of the central point of device：The vertical Special debugging screw on the left of laser need to be only adjusted during adjustment, you can realize strong light
The purpose that point moves left and right.
Claims (7)
1. the fast regulating movement adjustment mechanism of laser level, including matching used laser (3)；It is characterized in that：It is described
Adjustment mechanism is also by pendulum mass (1), vertical cover board (2), horizontal cover board (4), vertical Special debugging screw (5) and horizontal Special debugging
Screw (6) is formed；
Several mounting grooves (1-1) are correspondingly provided with above and below the pendulum mass (1), in the groove bottom of the mounting groove (1-1)
The heart is equipped with through-hole (1-3), and the bead of the through-hole (1-3) is equipped with spherical concave surface (1-2), the upper and lower side of the through-hole (1-3)
Oscillation adjustment threaded hole (1-7) is respectively equipped with, the left side of the through-hole (1-3) is equipped with locking screw pit (1-5), the locking screw
The upper and lower sides of pit (1-5), which are arranged with, is oriented to mounting groove (1-6), and the right side of the through-hole (1-3) is equipped with rotation and adjusts screw thread
Hole (1-4)；
The vertical cover board (2) is the vertical substrate (2-1) that both ends are rectangular, centre is rounded, and the vertical substrate (2-1) is just
Vertical laser mounting hole (2-2) is equipped at the circle in face, vertical substrate is equipped at the positive rectangle of the vertical substrate (2-1)
Oscillation adjustment hole (2-3), outside is equipped with vertical substrate locking slot (2-5), the vertical substrate lock at the vertical substrate circle
Vertical laser locking hole (2-4), the circle at vertical substrate (2-1) back side are arranged at tight slot (2-5) upper-lower position
Vertical substrate spherical convex surface (2-6) is equipped at bead, being equipped with vertical substrate at the rectangle at vertical substrate (2-1) back side rotates
Regulating tank (2-7)；
The horizontal cover board (4) is the horizontal base plate (4-1) that both ends are rectangular, centre is rounded, and the horizontal base plate (4-1) is just
Horizontal laser mounting hole (4-2) is equipped at the circle in face, horizontal base plate is equipped at the positive rectangle of the horizontal base plate (4-1)
Oscillation adjustment slot (4-3), the round place outside of the horizontal base plate (4-1) is equipped with horizontal base plate locking slot (4-5), the horizontal base
Horizontal laser locking hole (4-4) is arranged at plate locking slot (4-5) upper-lower position, horizontal base plate (4-1) back side
Horizontal base plate spherical convex surface (4-6) is equipped at round bead, horizontal base plate is equipped at the rectangle at horizontal base plate (4-1) back side
Rotate regulating tank (4-7)；
The vertical Special debugging screw (5) is by the means of vertical screws end of thread (5-1), means of vertical screws card slot (5-3) and normal thread
Optical axis end (5-2) is sequentially connected composition, and the means of vertical screws end of thread (5-1) inner cavity is equipped with hexagonal (5-4) in means of vertical screws；Institute
Horizontal Special debugging screw (6) is stated by horizontal screw optical axis end (6-3), horizontal screw card slot (6-2) and horizontal screw thread end
(6-1) is sequentially connected composition, and horizontal screw optical axis end (6-3) inner cavity is equipped with hexagonal (6-4) in horizontal screw；
Vertical substrate spherical convex surface (2-6) and the spherical concave surface (1-2) of mounting groove (1-1) bottom surface on the vertical cover board (2)
Fitting, vertical cover board (2) in the mounting groove (1-1), pass through vertical base by vertical substrate locking slot (2-5) tensioning function
Plate oscillation adjustment hole (2-3) adjusts the micro swing of vertical cover board, and it is to adjust vertical to rotate regulating tank (2-7) by vertical substrate
The micro rotation of straight cover board (2)；
Horizontal base plate spherical convex surface (4-6) and the spherical concave surface (1-2) of mounting groove (1-1) bottom surface on the horizontal cover board (4)
Fitting, horizontal cover board (4) in the mounting groove (1-1), pass through level by horizontal base plate locking slot (4-5) tensioning function
Substrate oscillation adjustment slot (4-3) adjusts the micro swing of horizontal cover board (4), by horizontal base plate rotate regulating tank (4-7) come
Adjust the micro rotation of horizontal cover board (4).
2. the fast regulating movement adjustment mechanism of laser level according to claim 1, it is characterised in that：The pendulum mass
(1) mounting groove (1-1) quantity above is 4, and mounting groove (1-1) is arranged on just all around four sides above pendulum mass (1)
To.
3. the fast regulating movement adjustment mechanism of laser level according to claim 1, it is characterised in that：The vertical base
Plate oscillation adjustment hole (2-3) is cylindrical bore structure, and counterbore path is more than the aperture of oscillation adjustment threaded hole (1-7).
4. the fast regulating movement adjustment mechanism of laser level according to claim 1, it is characterised in that：The vertical base
Plate locking slot (2-5), vertical substrate rotation regulating tank (2-7), horizontal base plate oscillation adjustment slot (4-3), horizontal base plate locking slot
(4-5) and horizontal base plate rotation regulating tank (4-7) are U-shaped structure countersunk head slot.
5. the fast regulating movement adjustment mechanism of laser level according to claim 1, it is characterised in that：The vertical spiral shell
The axial length for following closely the end of thread (5-1) is more than the axial length at means of vertical screws optical axis end (5-2).
6. the fast regulating movement adjustment mechanism of laser level according to claim 1, it is characterised in that：The horizontal spiral shell
The axial length for following closely the end of thread (6-1) is more than the axial length of horizontal screw optical axis end (6-3).
7. the fast regulating movement adjustment mechanism of laser level according to claim 1, it is characterised in that：It is described vertical sharp
Angle between angle, horizontal laser locking hole (4-4) between light device locking hole (2-4) be oriented to mounting groove (1-6) it
Between angle it is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721417245.XU CN207515800U (en) | 2017-10-31 | 2017-10-31 | The fast regulating movement adjustment mechanism of laser level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721417245.XU CN207515800U (en) | 2017-10-31 | 2017-10-31 | The fast regulating movement adjustment mechanism of laser level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207515800U true CN207515800U (en) | 2018-06-19 |
Family
ID=62535383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721417245.XU Expired - Fee Related CN207515800U (en) | 2017-10-31 | 2017-10-31 | The fast regulating movement adjustment mechanism of laser level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207515800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020187322A1 (en) * | 2019-03-21 | 2020-09-24 | 深圳市道通科技股份有限公司 | Two-line laser |
-
2017
- 2017-10-31 CN CN201721417245.XU patent/CN207515800U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020187322A1 (en) * | 2019-03-21 | 2020-09-24 | 深圳市道通科技股份有限公司 | Two-line laser |
| US11709054B2 (en) | 2019-03-21 | 2023-07-25 | Autel Intelligent Technology Corp., Ltd. | Two-line laser emitter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190624 Address after: 225000 Dayi Town Industrial Concentration Zone, Yizheng City, Yangzhou City, Jiangsu Province Patentee after: YANGZHOU FST LASER INSTRUMENT Co.,Ltd. Address before: Room 204, 86 Building, Meixiangyuan, 45 Xingcheng West Road, Yangzhou Development Zone, Jiangsu Province Patentee before: Liu Weibing |
|
| 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: 20180619 |