CN103512566B - Multi-line laser marking instrument with precision easy to ensure and low cost - Google Patents
Multi-line laser marking instrument with precision easy to ensure and low cost Download PDFInfo
- Publication number
- CN103512566B CN103512566B CN201310420938.4A CN201310420938A CN103512566B CN 103512566 B CN103512566 B CN 103512566B CN 201310420938 A CN201310420938 A CN 201310420938A CN 103512566 B CN103512566 B CN 103512566B
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- China
- Prior art keywords
- laser
- line
- instrument
- seat
- bearing pin
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- Expired - Fee Related
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- 238000010330 laser marking Methods 0.000 title abstract 2
- 230000005484 gravity Effects 0.000 claims description 12
- 238000009966 trimming Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 11
- 238000013016 damping Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
- G01C15/004—Reference lines, planes or sectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Manufacturing & Machinery (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to a multi-line laser marking instrument which comprises a main body, wherein the body comprises a vertical laser seat, and four concave laser mounting grooves are formed in the top end of the vertical laser seat and are sequentially distributed at intervals of 90 degrees; a groove cover is arranged above the vertical laser seat, and V-shaped grooves or trapezoid-shaped grooves opposite to the laser mounting grooves are formed in the groove cover; a vertical laser of the marking instrument is arranged between the laser mounting grooves and the V-shaped grooves or trapezoid-shaped grooves. The vertical laser seat and the groove cover are two components and can be respectively formed at one step through moulds during production, namely the four concave laser mounting grooves sequentially distributed at intervals of 90 degrees in the vertical laser seat and the groove cover which is provided with the V-shaped grooves or trapezoid-shaped grooves opposite to the laser mounting grooves can be respectively formed at one step through the moulds during production. Therefore, the production process is comparatively simple and convenient, the precision is easily ensured, and the cost is low.
Description
The application is divisional application, the application number of original application: 2011101096328, invention and created name: multi-line laser leveling instrument, the applying date: 2011-4-29.
Technical field
The present invention relates to a kind of multi-line laser leveling instrument.
Background technology
The body of existing multi-line laser leveling instrument comprises: vertical laser seat and be located at the horizontal laser of side in the middle part of vertical laser seat in short transverse, the vertical laser that four groups can be launched perpendicular line is evenly equipped with at the top of vertical laser seat, angle between neighboring vertical line is 90 °, for the laying of the benchmark calibration under actual observation particularly complicated construction environment and pipe-networks engineering and the acceptance of work provide conveniently.
The weak point of above-mentioned frame for line marking instrument of the prior art is:
1), in the production run of described frame for line marking instrument, four groups of laser instruments can launching perpendicular line are separately mounted in the mounting groove (circle hole groove) of vertical laser seat, angle between each mounting groove is 90 °, because the vertical laser seat of this shape cannot pass through mould one-shot forming, need by machine or manually complete finishing, to guarantee the precision of each mounting groove, so its difficulty of processing is comparatively large, cost is higher and precision Customers ' Legal Right, the stability of product quality is lower.
2), frame for line marking instrument main body top is movably connected on a suspension holdfast, because horizontal laser is located at the side, middle part of vertical laser seat, causes the body center of gravity of frame for line marking instrument to offset.For this reason, prior art is provided with the counterweight for balancing described horizontal laser at the opposite side of vertical laser seat, is in plumbness to make vertical laser seat.And counterweight generally adopts metal to make, cause production cost higher, and corresponding Installation and Debugging step is more loaded down with trivial details.
3), the body of multi-line laser leveling instrument is arranged on base by single-revolution seat, and be combined with damping ring plate between revolving bed and base, assembling is complicated, and once the inefficacy of described damping ring plate, just cannot realize fine adjustment function, namely reliability is lower.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of structure multi-line laser leveling instrument simple, with low cost, and its body has the advantages that Installation and Debugging convenient and processing and installation accuracy easily ensure.
In order to solve the problems of the technologies described above, the invention provides a kind of multi-line laser leveling instrument and comprise body, this body comprises: vertical laser seat, the top of this vertical laser seat is provided with the laser instrument mounting groove of four concave shapes of alternate 90 ° of distributions successively, and the top of this vertical laser seat is provided with groove lid; Cover at this groove and relatively with each laser instrument mounting groove be provided with V-type groove or dovetail groove; The vertical laser of frame for line marking instrument is located between described laser instrument mounting groove and described V-type groove or dovetail groove.
For convenience of Installation and Debugging, the bottom surface of described laser instrument mounting groove is provided with a carrying bolt hole and is located at the vertical line degree adjusting bolt hole of these both sides, front, carrying bolt hole; Being provided with the carrying bolt of the trunk portion for supporting described vertical laser in carrying bolt hole, in each vertical line degree adjusting bolt hole, being provided with the vertical line degree adjusting bolt of the vertical line degree for regulating described vertical laser Output of laser.
Regulating the direction of each vertical laser Output of laser for convenience, the side of described laser instrument mounting groove is respectively equipped with adjusting bolt hole, direction, in all directions adjusting bolt hole, being provided with the direction adjusting bolt for regulating described vertical laser Output of laser.
Invention further provides a kind of without the need to adopting counterweight that vertical laser seat can be made to be in the multi-line laser leveling instrument of plumbness, it comprises body gravity center adjustment mechanism, and this body gravity center adjustment mechanism comprises: be located at a pair bearing pin mount pad on the vertical laser seat top of frame for line marking instrument, be located at this suspension holdfast be rotationally connected the bearing pin on bearing pin mount pad, the two ends that are rotatably connected on balancing shaft on this bearing pin and this balancing shaft; The axis being parallel of the horizontal laser on the axis of described bearing pin and described vertical laser seat is arranged; When assembling, the axis of bearing pin is crossing with the intersection point of the axis of balancing shaft and the body center of gravity line of frame for line marking instrument, the body barycentre offset of frame for line marking instrument can be adjusted to zero.
Further, the axis of described bearing pin is simultaneously crossing with the vertical center line of described vertical laser seat with the axis of described horizontal laser, to guarantee the balance of bearing pin both sides.
Further, the top end face of the bearing pin mount pad on described vertical laser seat is provided with the bolt for fixing described bearing pin.Namely when Installation and Debugging, only need be crossing with the intersection point of the axis of balancing shaft and the body center of gravity line of frame for line marking instrument by the axis of bearing pin, at once the body barycentre offset of frame for line marking instrument is adjusted to zero, now fixes described bearing pin with bolt again, namely complete installation.
Invention further provides the convenient and base fine-adjustment mechanism of the good multi-line laser leveling instrument of reliability of a kind of with low cost, Installation and Debugging, it comprises: base, fine tuning dish and revolving bed that concentricity axle is setting up and down successively; Fine tuning dish is provided with the rectangular channel that non-static fields is arranged; The central authorities of described base are provided with circular trough, the madial wall of this circular trough is provided with a chute, be provided with trimming bolt and the slide block of threaded engagement each other in this chute, the outboard end of trimming bolt extends the sidewall of described circular trough, and the top of described slide block extends in the rectangular channel on described fine tuning dish.
Further, for guaranteeing that fine tuning dish is suitable for rotating around described central shaft, is provided with multiple around the equally distributed column of described central shaft in described circular trough when finely tuning; Fine tuning dish is also provided with and is uniformly distributed and the fan looping pit arranged with described column one_to_one corresponding around described central shaft, and each column extends and fans looping pit accordingly.
Further, for guaranteeing to have moderate damping force between described fine tuning dish and base, to ensure the stability of finely tuning, be provided with fixed ring piece between described fine tuning dish and revolving bed, this fixed ring piece is provided with the mounting hole be bolted with the top of described column.
Technique scheme of the present invention has the following advantages compared to existing technology: in the body of (1) multi-line laser leveling instrument of the present invention, and vertical laser seat and groove lid are two parts, and during production, it can by mould one-shot forming respectively; That is: when producing, the laser instrument mounting groove of four concave shapes of the alternate successively 90 ° of distributions on vertical laser seat and there is the groove lid of V-type groove or the dovetail groove be oppositely arranged with each laser instrument mounting groove, can by mould respectively one-shot forming, therefore relatively simple and convenient, the precision of its production technology easily ensures and with low cost.During use, only the vertical laser of frame for line marking instrument need be located between described laser instrument mounting groove and described V-type groove or dovetail groove, and be debugged by the bolt of 5 diverse locations, can service precision be guaranteed.(2) a pair bearing pin mount pad on vertical laser seat top is movably connected in by a bearing pin on the support that is made up of described balancing shaft and suspension holdfast.The axis of bearing pin is crossing with the intersection point of the axis of balancing shaft and the body center of gravity line of frame for line marking instrument, therefore when assembling, be suitable for the body barycentre offset of frame for line marking instrument to be adjusted to zero, simultaneously without the need to adopting counterweight to adjust body barycentre offset, reduce production cost, facilitating installation and debugging.(3) when carrying out the angular setting of frame for line marking instrument, first by directly to rotate back to swivel base to roughly towards mode complete coarse adjustment, then the position of slide block is adjusted by rotary fine adjustment bolt, and then drive fine tuning dish trace to rotate, and drive revolving bed trace to rotate, until stop when arriving corresponding angle.Due in coarse tuning process, the bottom of revolving bed only with fine tuning dish generation kinetic friction; In trim process, only fine tuning dish and base edge generation kinetic friction, there is not the problem that damping was lost efficacy in it; Therefore solve of the prior art once damping ring plate lost efficacy, just cannot realize the defect of fine adjustment function, ensure that its reliability.And the structure of base fine-adjustment mechanism of the present invention is simple, with low cost, there is Installation and Debugging feature easily simultaneously.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below basis specific embodiment and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the structural representation of the body of multi-line laser leveling instrument in the present invention;
Fig. 2 is the structural representation of the body of multi-line laser leveling instrument in the present invention;
Fig. 3 is the structural representation of the base fine-adjustment mechanism of multi-line laser leveling instrument in the present invention.
Embodiment
See Fig. 1, the body of the multi-line laser leveling instrument of the present embodiment comprises: vertical laser seat 1, the top of this vertical laser seat 1 is provided with the laser instrument mounting groove 1-1 of four concave shapes of alternate 90 ° of distributions successively, and the top of this vertical laser seat 1 is fixed with groove lid 2; Relatively with each laser instrument mounting groove 1-1 on this groove lid 2 be provided with V-type groove or dovetail groove 2-1; The vertical laser 3 of frame for line marking instrument is located between described laser instrument mounting groove 1-1 and described V-type groove or dovetail groove 2-1.
The bottom surface of described laser instrument mounting groove 1-1 is provided with a carrying bolt hole 1-2 and is located at the vertical line degree adjusting bolt hole 1-3 of these both sides, 1-2 front, carrying bolt hole; Being provided with the carrying bolt of the 3-1 of the trunk portion for supporting described vertical laser 3 in the 1-2 of carrying bolt hole, in each vertical line degree adjusting bolt hole 1-3, being provided with the vertical line degree adjusting bolt of the vertical line degree for regulating described vertical laser 3 Output of laser.
The side of described laser instrument mounting groove 1-1 being respectively equipped with adjusting bolt hole, direction 1-4, in all directions adjusting bolt hole 1-4, being provided with the direction adjusting bolt for regulating described vertical laser 3 Output of laser.
See Fig. 2, the gravity centre adjustment mechanism of multi-line laser leveling instrument comprises: be located at a pair bearing pin mount pad 12 on vertical laser seat 1 top of frame for line marking instrument, be located at this suspension holdfast 15 be rotationally connected the bearing pin on bearing pin mount pad 12, the two ends that are rotatably connected on balancing shaft 14 on this bearing pin and this balancing shaft 14; The axis being parallel of the horizontal laser 11-1 on the axis of described bearing pin and described vertical laser seat 1 is arranged; When assembling, only need be crossing with the intersection point of the axis of balancing shaft 14 and the body center of gravity line of frame for line marking instrument by the axis of described bearing pin, the body barycentre offset of frame for line marking instrument can be adjusted to zero.
The axis of described bearing pin is simultaneously crossing with the vertical center line of described vertical laser seat 1 with the axis of described horizontal laser 11-1.
The top end face of the bearing pin mount pad 12 on described vertical laser seat 1 is provided with the bolt 12-1 for fixing described bearing pin.Namely when Installation and Debugging, only need be crossing with the intersection point of the axis of balancing shaft and the body center of gravity line of frame for line marking instrument by the axis of bearing pin, at once the body barycentre offset of frame for line marking instrument is adjusted to zero, now fixes described bearing pin with bolt again, namely complete installation.
See Fig. 3, the base fine-adjustment mechanism of multi-line laser leveling instrument comprises: base 21, fine tuning dish 22 and revolving bed 23 that concentricity axle is setting up and down successively.
Fine tuning dish 22 is provided with the rectangular channel 22-2 that non-static fields is arranged; The central authorities of described base 21 are provided with circular trough 21-1, the madial wall of this circular trough 21-1 is provided with a chute 21-3, trimming bolt 21-4 and the slide block 21-5 of threaded engagement is each other provided with in this chute 21-3, the outboard end of trimming bolt 21-4 extends the sidewall of described circular trough 21-1, and the top of described slide block 21-5 extends in the rectangular channel 22-2 on described fine tuning dish 22.
As the embodiment of the best, the angle of the warp of rectangular channel 22-2 and fine tuning dish 22 is 10 °-30 °, controls the rotation of fine tuning dish 22 to facilitate trimming bolt 21-4 by slide block 21-5.
Three are provided with around the equally distributed column 21-2 of described central shaft in described circular trough 21-1; Fine tuning dish 22 is also provided with and is uniformly distributed and the fan looping pit 22-1 arranged with described column 21-2 one_to_one corresponding around described central shaft, and each column 21-2 extends corresponding fan looping pit 22-1.
Be provided with fixed ring piece 24 between described fine tuning dish 22 and revolving bed 23, this fixed ring piece 24 is provided with the mounting hole 24-1 be bolted with the top of described column 21-2.
The central authorities of described fine tuning dish 22 are provided with annular protrusion 22-4, are provided with multiple bolt erection column 22-3 in this annular protrusion 22-4.
The central authorities of described revolving bed 23 are provided with circular fitting recess 23-1, the bottom center of this circular fitting recess 23-1 is provided with mounting hole 23-2, annular protrusion 22-4 on described fine tuning dish 22 is suitable for extending this mounting hole 23-2, the banking stop 25 that a diameter is greater than described mounting hole 23-2 is provided with in this circular fitting recess 23-1, the end face of each bolt erection column 22-3 on described annular protrusion 22-4 is connected with described banking stop 25 through bolt, thus base 21, fine tuning dish 22 and revolving bed 23 is linked into an integrated entity.Revolving bed 23 can carry out 360 ° relative to fine tuning dish 22 and base 21 and rotate, and fine tuning dish 22 is determined by the length of described rectangular channel 22-2 and position thereof relative to the rotation amount of base 21.
Obviously, above-described embodiment is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to spirit institute's apparent change of extending out of the present invention or change and are still among protection scope of the present invention.
Claims (1)
1. a multi-line laser leveling instrument, comprising: body; This body comprises: vertical laser seat (1), the top of this vertical laser seat (1) is provided with the laser instrument mounting groove (1-1) of four concave shapes of alternate 90 ° of distributions successively, it is characterized in that: the top of this vertical laser seat (1) is provided with groove lid (2); Relatively with each laser instrument mounting groove (1-1) be provided with V-type groove or dovetail groove (2-1) this groove lid (2) is upper;
The vertical laser (3) of frame for line marking instrument is located between described laser instrument mounting groove (1-1) and described V-type groove or dovetail groove (2-1);
Described vertical laser seat (1) and groove lid (2) are respectively by mould one-shot forming;
This multi-line laser leveling instrument comprises base fine-adjustment mechanism, and this base fine-adjustment mechanism comprises: base (21), fine tuning dish (22) and revolving bed (23) that concentricity axle is setting up and down successively;
Fine tuning dish (22) is provided with the rectangular channel (22-2) that non-static fields is arranged; The central authorities of described base (21) are provided with circular trough (21-1), the madial wall of this circular trough (21-1) is provided with a chute (21-3), trimming bolt (21-4) and the slide block (21-5) of threaded engagement is each other provided with in this chute (21-3), the outboard end of trimming bolt (21-4) extends the sidewall of described circular trough (21-1), and the top of described slide block (21-5) extends in the rectangular channel (22-2) on described fine tuning dish (22);
The side of described laser instrument mounting groove (1-1) being respectively equipped with adjusting bolt hole, direction (1-4), in all directions adjusting bolt hole (1-4), being provided with the direction adjusting bolt for regulating described vertical laser (3) Output of laser;
This multi-line laser leveling instrument also comprises: body gravity center adjustment mechanism, and this body gravity center adjustment mechanism comprises: be located at a pair bearing pin mount pad (12) on vertical laser seat (1) top of frame for line marking instrument, be located at this to the bearing pin on bearing pin mount pad (12), the balancing shaft (14) be rotatably connected on this bearing pin, the suspension holdfast (15) that is rotationally connected with the two ends of this balancing shaft (14);
The axis being parallel of the horizontal laser (11-1) on the axis of described bearing pin and described vertical laser seat (1) is arranged;
The axis of described bearing pin is crossing with the intersection point of the axis of balancing shaft (14) and the body center of gravity line of frame for line marking instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310420938.4A CN103512566B (en) | 2011-04-29 | 2011-04-29 | Multi-line laser marking instrument with precision easy to ensure and low cost |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310420938.4A CN103512566B (en) | 2011-04-29 | 2011-04-29 | Multi-line laser marking instrument with precision easy to ensure and low cost |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110109632 Division CN102261911B (en) | 2011-04-29 | 2011-04-29 | Multi-line laser leveling instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103512566A CN103512566A (en) | 2014-01-15 |
| CN103512566B true CN103512566B (en) | 2014-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310420938.4A Expired - Fee Related CN103512566B (en) | 2011-04-29 | 2011-04-29 | Multi-line laser marking instrument with precision easy to ensure and low cost |
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| Country | Link |
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| CN (1) | CN103512566B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998837B (en) * | 2020-07-27 | 2022-05-17 | 广州铭拓光电科技有限公司 | Multipurpose laser collimator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001050086A1 (en) * | 1999-12-29 | 2001-07-12 | Chuying Li | Laser plumbing and leveling instrument which adjusting height of horizontal line |
| CN1532998A (en) * | 2003-03-24 | 2004-09-29 | 上海爱普特仪器有限公司 | Laser positioning fixer |
| CN2784880Y (en) * | 2005-04-13 | 2006-05-31 | 杨俊� | Side wing type connecting mechanism of laser marker |
| CN201359496Y (en) * | 2009-02-27 | 2009-12-09 | 沈建明 | Laser head installing and adjusting mechanism of laser line instrument |
-
2011
- 2011-04-29 CN CN201310420938.4A patent/CN103512566B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001050086A1 (en) * | 1999-12-29 | 2001-07-12 | Chuying Li | Laser plumbing and leveling instrument which adjusting height of horizontal line |
| CN1532998A (en) * | 2003-03-24 | 2004-09-29 | 上海爱普特仪器有限公司 | Laser positioning fixer |
| CN2784880Y (en) * | 2005-04-13 | 2006-05-31 | 杨俊� | Side wing type connecting mechanism of laser marker |
| CN201359496Y (en) * | 2009-02-27 | 2009-12-09 | 沈建明 | Laser head installing and adjusting mechanism of laser line instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103512566A (en) | 2014-01-15 |
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| ASS | Succession or assignment of patent right |
Owner name: NINGBO YINZHOU POWER EQUIPMENT MANUFACTURING PLANT Effective date: 20141204 Owner name: STATE GRID ZHEJIANG NINGBO YINZHOU DISTRICT POWER Free format text: FORMER OWNER: ZHU YAPING Effective date: 20141204 |
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Inventor after: Li Jinhai Inventor after: Ge Junkai Inventor after: Wang Jiqing Inventor after: Zhu Jianguo Inventor after: Wu Haifang Inventor after: Li Guangjun Inventor after: Zhang Huifang Inventor after: Zheng Kunli Inventor after: Yuan Dan Inventor before: Zhu Hanming |
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Free format text: CORRECT: ADDRESS; FROM: 213000 CHANGZHOU, JIANGSU PROVINCE TO: 315199 NINGBO, ZHEJIANG PROVINCE Free format text: CORRECT: INVENTOR; FROM: ZHU HANMING TO: LI JINHAI GE JUNKAI WANG JIQING ZHU JIANGUO WU HAIFANG LI GUANGJUN ZHANG HUIFANG ZHENG KUNLI YUAN DAN |
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Effective date of registration: 20141204 Address after: Yinzhou District Huifeng road 315199 Zhejiang city of Ningbo province No. 185 Applicant after: STATE GRID ZHEJIANG NINGBO YINZHOU POWER SUPPLY Co. Applicant after: NINGBO YINZHOU POWER EQUIPMENT MANUFACTURING PLANT Address before: 213000 Jiangsu province Xinbei District of Changzhou City Long Jin Lu Baicao court 26- Ding No. -701 Applicant before: Zhu Yaping |
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Address after: Yinzhou District Huifeng road 315199 Zhejiang city of Ningbo province No. 185 Patentee after: STATE GRID ZHEJIANG NINGBO YINZHOU POWER SUPPLY Co. Patentee after: NINGBO YINZHOU ELECTRIC POWER EQUIPMENT MANUFACTORY Co.,Ltd. Address before: Yinzhou District Huifeng road 315199 Zhejiang city of Ningbo province No. 185 Patentee before: STATE GRID ZHEJIANG NINGBO YINZHOU POWER SUPPLY Co. Patentee before: NINGBO YINZHOU POWER EQUIPMENT MANUFACTURING PLANT |
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Address after: Yinzhou District Huifeng road 315100 Zhejiang city of Ningbo province No. 185 Co-patentee after: NINGBO YINZHOU ELECTRIC POWER EQUIPMENT MANUFACTORY Co.,Ltd. Patentee after: STATE GRID ZHEJIANG NINGBO YINZHOU POWER SUPPLY Co. Address before: Yinzhou District Huifeng road 315199 Zhejiang city of Ningbo province No. 185 Co-patentee before: NINGBO YINZHOU ELECTRIC POWER EQUIPMENT MANUFACTORY Co.,Ltd. Patentee before: STATE GRID ZHEJIANG NINGBO YINZHOU POWER SUPPLY Co. |
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Effective date of registration: 20191205 Address after: Yinzhou District Huifeng road 315100 Zhejiang city of Ningbo province No. 185 Co-patentee after: Yinzhou Electric Branch of Ningbo Yongneng Electric Power Industry Investment Co.,Ltd. Patentee after: STATE GRID ZHEJIANG NINGBO YINZHOU POWER SUPPLY Co. Address before: Yinzhou District Huifeng road 315100 Zhejiang city of Ningbo province No. 185 Co-patentee before: NINGBO YINZHOU ELECTRIC POWER EQUIPMENT MANUFACTORY Co.,Ltd. Patentee before: STATE GRID ZHEJIANG NINGBO YINZHOU POWER SUPPLY Co. |
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