CN207458957U - Cell piece and the test system tested it for imbrication component - Google Patents
Cell piece and the test system tested it for imbrication component Download PDFInfo
- Publication number
- CN207458957U CN207458957U CN201721191259.4U CN201721191259U CN207458957U CN 207458957 U CN207458957 U CN 207458957U CN 201721191259 U CN201721191259 U CN 201721191259U CN 207458957 U CN207458957 U CN 207458957U
- Authority
- CN
- China
- Prior art keywords
- cell piece
- grid line
- back side
- main grid
- test device
- 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.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 102
- 239000000945 filler Substances 0.000 claims abstract description 6
- 239000000523 sample Substances 0.000 claims description 34
- 230000005684 electric field Effects 0.000 claims description 13
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000013467 fragmentation Methods 0.000 abstract description 7
- 238000006062 fragmentation reaction Methods 0.000 abstract description 7
- 238000012546 transfer Methods 0.000 abstract description 5
- 210000004027 cell Anatomy 0.000 description 76
- 238000013461 design Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 210000003850 cellular structure Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The utility model offer is a kind of to carry out test test system for the cell piece of imbrication component and to it.The cell piece has front and the back side opposite with front, a plurality of front main grid line is formed at the front of cell piece and extends parallel to each other, two front main grid lines of outermost in a plurality of front main grid line are not at the marginal position of cell piece, and a plurality of back side main gate line is formed at the back side of cell piece and extends parallel to a plurality of front main grid line.The utility model also provides the test system tested cell piece.Cell piece provided by the utility model and test system can utilize existing test fixture to carry out transfer efficiency test and EL filler tests without causing hidden split and fragmentation.
Description
Technical field
The utility model is related to photovoltaic cell technical fields, and in particular, to for the cell piece of imbrication component and to it
The test system tested.
Background technology
With global technology and economic fast development, increasingly desirable more more clean energy carry out meet demand.The sun
There is no carbon dioxide discharge when can generate electricity and environmental pressure is small, therefore solar energy is all being greatly developed in many countries and regions
(photovoltaic) battery is as the energy.
Photovoltaic cell is the device that electric energy is converted light energy into using photoelectric effect, most commonly crystal silicon cell, is led to
It is often sheet.In the photovoltaic cells, grid line is important component, is responsible for that the electric current that inside battery generates is collected and is sent to
Outside batteries.Imbrication component is the high-performance based on lamination techniques, high density photovoltaic cell component, with traditional photovoltaic cell group
Part is compared, and imbrication component makes the front main grid of a cell piece by the way that photovoltaic cell is interconnected in a manner of more close
Line and the back side main grid line overlap at another cell piece back side, make the gap between battery be preferably minimized, so as to effectively reduce
Due to non-effective power generation space caused by battery interval, more batteries can be laid in same unit area, are increased
Extinction area improves the transfer efficiency of photovoltaic module, and since welding connection being not required between cell piece, reduces component
String hinders, and then the cost of welding is also saved while component power is improved.
Due to the manufacture craft requirement of imbrication component, for the grid line design of the cell piece of imbrication component and conventional batteries piece
There is very big difference.As depicted in figs. 1 and 2, existing in the cell piece of imbrication component, cell piece front have it is a plurality of just
Face main gate line, and this plurality of outermost two front main grid line 1 of front main grid line is commonly designed the margin location in cell piece
It puts, and cell back face has multiple back side main gate lines, outermost two back side main gate lines 2 are usually located at the non-side of cell piece
Edge position.For this design, existing test fixture is not suitable for testing it, main reason is that, during test just
Face probe will be depressed into the front main grid line of cell piece, and due to outermost two front main grid lines of a plurality of front main grid line
Positioned at the edge of cell piece, split and the possibility of fragmentation this considerably increases cell piece is hidden.
Utility model content
The utility model is directed to more than problems of the prior art, provide a kind of cell piece for imbrication component and
The test system tested it.
A preferred embodiment according to the present utility model, for imbrication component cell piece have front and with it is described
The opposite back side in front, a plurality of front main grid line are formed at the front of cell piece and extend parallel to each other, it is described it is a plurality of just
Two front main grid lines of outermost in the main gate line of face are not at the marginal position of the cell piece, and a plurality of back side main grid is linear
Extend into the back side of cell piece and parallel to a plurality of front main grid line.
A preferred embodiment according to the present utility model, the shape of cell piece is generally square, and a plurality of front is main
Grid line and the extending direction of a plurality of back side main gate line are parallel to one group of square parallel edges.
A preferred embodiment according to the present utility model, cell piece further include positioned at the front of cell piece and with it is a plurality of
The a plurality of thin grid line in front that front main grid line intersects.
A preferred embodiment according to the present utility model, the thin grid line of front main grid line and front are substantially vertical.
A preferred embodiment according to the present utility model, a plurality of front main grid line includes silver-colored front main grid line, a plurality of
Positive thin grid line includes the thin grid line in silver front, and a plurality of back side main gate line includes silver-colored back side main gate line, and back of the body electric field is located at cell piece
Include aluminum back electric field close to the position of a plurality of back side main gate line, back of the body electric field on the back side.
A preferred embodiment according to the present utility model, the test tested the cell piece for being used for imbrication component
System includes：Upper test device, the front that the upper test device is located at cell piece contact and turn on front main grid line；Lower survey
Trial assembly is put, and the back side that the lower test device is located at cell piece contacts and turns on back side main gate line；Upper test device and lower survey
Trial assembly, which is put, is each coupled electrically to test equipment.
A preferred embodiment according to the present utility model, lower test device is also with carrying on the back electric field exposure and turning on.
A preferred embodiment according to the present utility model, upper test device include multiple upper probe rows, each upper spy
Pin row includes multiple probes.
A preferred embodiment according to the present utility model, located adjacent one another two fronts are main in a plurality of front main grid line
Grid line is contacted and turned on a upper probe row simultaneously.
A preferred embodiment according to the present utility model, lower test device are multiple lower probe rows, each descend probe
Row includes multiple probes.
A preferred embodiment according to the present utility model, lower test device are plate test device.
A preferred embodiment according to the present utility model, plate test device are single rectangular slab or multiple bar shapeds
Plate.
A preferred embodiment according to the present utility model, plate test device are gold-plated copper coin.
A preferred embodiment according to the present utility model, using the test system to the cell piece into line efficiency
Test and electroluminescent filler test.
Cell piece provided by the utility model for imbrication component, due to outermost in its a plurality of front main grid line
The design of two front main grid lines in the non-edge of cell piece, can utilize existing test fixture carry out transfer efficiency test with
Electroluminescent (EL) filler test is without causing hidden split and fragmentation.It is meanwhile provided by the utility model new for this practicality
The test system of type cell piece has been greatly reduced the hidden possibility split with fragmentation of cell piece.
Description of the drawings
Fig. 1 is the front view of prior art cell piece；
Fig. 2 is the rear view of prior art cell piece in Fig. 1；
Fig. 3 is the front view of the cell piece of a preferred embodiment according to the present utility model；
Fig. 4 is the rear view of cell piece in Fig. 3；
Along Fig. 3 center lines A-A when Fig. 5 is the test system and test using a preferred embodiment according to the present utility model
The section view of interception；
Along Fig. 3 center lines B-B when Fig. 6 is the test system and test using a preferred embodiment according to the present utility model
The section view of interception；
Along Fig. 3 center lines when Fig. 7 is the test system and test using another preferred embodiment according to the present utility model
The section view of B-B interceptions；
Along Fig. 3 center lines when Fig. 8 is the test system and test using another preferred embodiment according to the present utility model
The section view of A-A interceptions.
In attached drawing：1 is front main grid line；2 be back side main gate line；3 be cell piece；4 arrange for upper probe；6 arrange for lower probe；
5 and 7 be probe；8 be back of the body electric field；9 be plate test device；10 be upper test device；20 be lower test device.
Specific embodiment
In the following, be described in detail with reference to the drawings the utility model for imbrication component cell piece and it is tested
Test system.As described herein is only preferred embodiment according to the present utility model, and those skilled in the art can be
Expect to realize the other modes of the utility model on the basis of the preferred embodiment, the other modes are equally fallen into
The scope of the utility model.
The directional terminology of middle appearance described in detail below, such as " on ", " under ", "left", "right" etc. refer in specific attached drawing
Orientation.
The utility model provides a kind of cell piece for imbrication component.The cell piece have front and with the front
The opposite back side, a plurality of front main grid line are formed at the front of cell piece and extend parallel to each other, and a plurality of front is main
Two front main grid lines of outermost in grid line are not at the marginal position of the cell piece, and a plurality of back side main gate line is formed at
The back side of cell piece and extend parallel to a plurality of front main grid line.Specifically, Fig. 3 and Fig. 4 is respectively illustrated according to this
The front view and rear view of the cell piece 3 of one preferred embodiment of utility model.As shown in figure 3, the shape of cell piece 3
Shape is generally square, and a plurality of front main grid line 1 extends each along the direction of one group of parallel edges parallel to cell piece 3, described
Direction is being illustrated as longitudinal direction, can also be seen by Fig. 3, also has and 1 phase of front main grid line in the front of cell piece
The a plurality of thin grid line in front handed over, the thin grid line in front are mainly used for collecting electric current caused by cell piece and pass through front main grid line 1
Outside batteries are transported to be used, in Fig. 3 the thin grid line in front and front main grid line be it is substantially vertical intersect, but this is only
Show for convenience, on the cell piece of the utility model the thin grid line in front can also at other angles with front main grid line phase
It hands over, such as is tilted and intersected with 45 degree.As shown in figure 3, a plurality of front main grid line 1 is respectively positioned on the non-edge position of cell piece,
Wherein there are two front main grid lines 1 (in Fig. 3 left side) located adjacent one another.As shown in figure 4, there is a plurality of back side main grid at the back side of cell piece
Line 2 extends in parallel with each other along the direction parallel with the extending direction of a plurality of front main grid line 1, and close to back side main grid
The position of line 2 has back of the body electric field 8.Front main grid line, the thin grid line in front and the main material of back side main gate line are generally silver, and carry on the back
The main material of electric field is generally aluminium, i.e. front main grid line includes silver-colored front main grid line, and the thin grid line in front includes the thin grid in silver front
Line, back side main gate line include silver-colored back side main gate line, and back of the body electric field includes aluminum back electric field.
The utility model also provides the test system tested for the cell piece to the utility model, including upper
Test device and lower test device, upper test device and lower test device contact the front and back of cell piece to be surveyed respectively
Examination, specifically as shown in Figure 5-Figure 8, direction, is above the front of cell piece as shown in FIG., is the back side of cell piece below.
Along Fig. 3 center lines A-A when Fig. 5 is the test system and test using a preferred embodiment according to the present utility model
The section view of (position of front main grid line 1) interception.Wherein, 3 be cell piece, is front main grid above cell piece 3
Line 1 is back side main gate line 2 below cell piece 3, and it is upper survey to contact and turn on front main grid line 1 positioned at top side
Trial assembly puts 10, and it is lower test device 20, upper test device 10 and lower survey to contact and turn on back side main gate line 2 positioned at lower side
Trial assembly puts 20 and is electrically connected to carry out transfer efficiency test and electroluminescent (EL) to cell piece 3 with conventional use of test equipment
Other tests such as filler test.In the preferred embodiment shown in Fig. 5, upper test device 10 is included with multiple probes 5
Multiple upper probe rows 4, lower test device 20 include multiple lower probe rows 6 with multiple probes 7.Pass through another direction now
Section view 6 further illustrate that Fig. 6 is regards using during test system described above along the section of Fig. 3 taken along B-B
Figure, it can be seen that in test, probe 5 is contacted and turned on front main grid line 1, wherein by selecting suitable probe, it can
Only to contact two front main grid lines 1 located adjacent one another in a plurality of front main grid line simultaneously by row's probe 5 and be turned on it
(left side in Fig. 6), probe 7 is contacted and turned on the position that probe 5 is generally corresponding to back side main gate line 2 and back of the body electric field 8, at this
In the case of kind, the stressing conditions of the front and back of cell piece are relatively uniform and stress point corresponds to, and will not generate sends out cell piece
The torque for the shape that changes, tested cell piece are not susceptible to hidden split and the undesirable situation such as fragmentation.
It will, of course, be appreciated that probe can also in other manners be arranged on cell piece to realize same purpose, example
Such as, another preferred embodiment of the test system of the utility model, compared with Fig. 6, the arrangement of probe 7 are shown in Fig. 7
Position is different, and specifically, two rows of probes 7 close to the left and right sides have been arranged in the marginal position of cell piece, at this point, institute
There is probe 7 to contact and turn on back side main gate line 2.The support added to cell piece edge is arranged so, avoids cell piece
Unbalance stress, tested cell piece are not susceptible to hidden split and the undesirable situation such as fragmentation.
It preferably, can also be using the lower test device of other forms come instead of lower probe row 6 and probe as described above
7.Along Fig. 3 taken along line A-A when Fig. 8 is the test system and test using another preferred embodiment according to the present utility model
Section view, in the preferred embodiment, lower test device includes plate test device 9, since it connects with larger
Contacting surface accumulate, test when to the cell piece back side apply footprint pressure can substantially reduce, so as to protect cell piece hidden will not split and
Fragmentation.It is contemplated that the plate test device 9 can be with the comparable single rectangular plate-like part of the geomery of cell piece,
Can also be the plate-like piece of multiple bar shapeds or the plate-like piece of other shapes, as long as with enough contacts area.According to
One preferred embodiment of the utility model, the plate test device 9 can be gold-plated copper coins.
Using test noted above system, can transfer efficiency test effectively be carried out to the cell piece of the utility model
With other tests such as EL filler tests, the waste of cell piece is reduced.
It should be noted that in the preferred embodiment of the utility model as described above, front main grid line, back side main grid
What the quantity of line, probe row and probe was merely exemplary, do not have any limit to the scope of protection of the utility model and make
With other any amounts can be taken as the case may be.
The scope of protection of the utility model is only defined by the claims.Have benefited from the introduction of the utility model, this field skill
Art personnel will readily recognize that can using the alternative structure of structure disclosed in the utility model as feasible alternate embodiments, and
Embodiment disclosed in the utility model can be combined to generate new embodiment, they equally fall into appended right
In the range of claim.
Claims (14)
1. a kind of cell piece for imbrication component, which is characterized in that the cell piece has positive and opposite with the front
The back side, a plurality of front main grid line is formed at the front of cell piece and extends parallel to each other, a plurality of front main grid line
In two front main grid lines of outermost be not at the marginal position of the cell piece, a plurality of back side main gate line is formed at battery
The back side of piece and extend parallel to a plurality of front main grid line.
2. cell piece according to claim 1, which is characterized in that the shape of the cell piece is described to be generally square
The extending direction of a plurality of front main grid line and a plurality of back side main gate line is parallel to one group of parallel edges of square.
3. cell piece according to claim 2, which is characterized in that further include positioned at the front of the cell piece and with it is described
The a plurality of thin grid line in front that a plurality of front main grid line intersects.
4. cell piece according to claim 3, which is characterized in that the thin grid line of the front main grid line and the front is substantially
Vertically.
5. cell piece according to claim 4, which is characterized in that a plurality of front main grid line includes silver-colored front main grid
Line, a plurality of thin grid line in front include the thin grid line in silver front, and a plurality of back side main gate line includes silver-colored back side main gate line, back of the body electricity
Field is located on the back side of the cell piece close to the position of a plurality of back side main gate line, and the back of the body electric field includes aluminum back electric field.
6. a kind of test system being used for being tested according to the cell piece described in any claim in claim 1-5,
It is characterized in that, the test system includes：
Upper test device, the upper test device are located at the positive of cell piece and contact and turn on the front main grid line；
Lower test device, the back side that the lower test device is located at cell piece contact and turn on the back side main gate line；
Wherein upper test device and lower test device are each coupled electrically to test equipment.
7. test system according to claim 6, which is characterized in that the lower test device is also with carrying on the back electric field exposure and leading
It is logical.
8. test system according to claim 7, which is characterized in that the upper test device includes multiple upper probe rows,
Each upper probe row includes multiple probes.
9. test system according to claim 8, which is characterized in that located adjacent one another two in a plurality of front main grid line
Front main grid line is contacted and turned on a upper probe row simultaneously.
10. test system according to claim 9, which is characterized in that the lower test device is multiple lower probe rows, often
A lower probe row includes multiple probes.
11. test system according to claim 9, which is characterized in that the lower test device is plate test device.
12. test system according to claim 11, which is characterized in that the plate test device for single rectangular slab or
Multiple stripe boards.
13. test system according to claim 12, which is characterized in that the plate test device is gold-plated copper coin.
14. test system according to claim 6, which is characterized in that using the test system to the cell piece into
Line efficiency is tested and electroluminescent filler test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721191259.4U CN207458957U (en) | 2017-09-18 | 2017-09-18 | Cell piece and the test system tested it for imbrication component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721191259.4U CN207458957U (en) | 2017-09-18 | 2017-09-18 | Cell piece and the test system tested it for imbrication component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207458957U true CN207458957U (en) | 2018-06-05 |
Family
ID=62283153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721191259.4U Active CN207458957U (en) | 2017-09-18 | 2017-09-18 | Cell piece and the test system tested it for imbrication component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207458957U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768454A (en) * | 2017-09-18 | 2018-03-06 | 成都晔凡科技有限公司 | Cell piece and its method of testing for imbrication component |
| CN109347438A (en) * | 2018-09-27 | 2019-02-15 | 苏州润阳光伏科技有限公司 | A kind of test method of imbrication battery |
| WO2020103196A1 (en) * | 2018-11-20 | 2020-05-28 | 成都晔凡科技有限公司 | Cell sheet for imbricate assembly, imbricate assembly, and method for preparing cell sheet |
-
2017
- 2017-09-18 CN CN201721191259.4U patent/CN207458957U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768454A (en) * | 2017-09-18 | 2018-03-06 | 成都晔凡科技有限公司 | Cell piece and its method of testing for imbrication component |
| CN109347438A (en) * | 2018-09-27 | 2019-02-15 | 苏州润阳光伏科技有限公司 | A kind of test method of imbrication battery |
| WO2020103196A1 (en) * | 2018-11-20 | 2020-05-28 | 成都晔凡科技有限公司 | Cell sheet for imbricate assembly, imbricate assembly, and method for preparing cell sheet |
| US10998453B2 (en) | 2018-11-20 | 2021-05-04 | Chengdu Yefan Science And Technology Co., Ltd. | Solar cells for shingled solar cell module, shingled solar cell module, and method of making solar cells |
| US10998454B2 (en) | 2018-11-20 | 2021-05-04 | Chengdu Yefan Science And Technology Co., Ltd. | Solar cells for shingled solar cell module, shingled solar cell module, and method of making solar cells |
| US11018267B2 (en) | 2018-11-20 | 2021-05-25 | Chengdu Yefan Science And Technology Co., Ltd. | Solar cells for shingled solar cell module, shingled solar cell module, and method of making solar cells |
| US11018268B2 (en) | 2018-11-20 | 2021-05-25 | Chengdu Yefan Science And Technology Co., Ltd. | Solar cells for shingled solar cell module, shingled solar cell module, and method of making solar cells |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107768454A (en) | Cell piece and its method of testing for imbrication component | |
| CN207458957U (en) | Cell piece and the test system tested it for imbrication component | |
| WO2018223868A1 (en) | Photovoltaic solar cell sheet assembly | |
| MX2012001289A (en) | Solar cell module. | |
| WO2009019929A1 (en) | Solar battery panel | |
| WO2008136872A3 (en) | Structures for low cost, reliable solar modules | |
| CN104362190B (en) | Interdigital electrode for solar cell | |
| TW200708699A (en) | Solar energy collector and array of the same | |
| CN110137282A (en) | Solar battery and photovoltaic module | |
| WO2018107999A1 (en) | Photovoltaic module | |
| CN103063996A (en) | Testing device of back-contacted solar cell piece | |
| CN205609550U (en) | Double -sided solar battery component | |
| CN203277428U (en) | Solar cell module with PCB back board | |
| CN107978646A (en) | Solar battery sheet and solar cell module | |
| CN203644794U (en) | Solar cell | |
| EP2418689A3 (en) | Solar cell panel | |
| CN209087866U (en) | Photovoltaic module | |
| CN109599454B (en) | Back structure of solar cell | |
| CN107958941A (en) | Solar battery sheet and solar cell module | |
| EP2605288A2 (en) | Solar cell and solar cell module | |
| WO2019178931A1 (en) | Method and system for testing battery pieces of shingled assembly | |
| CN206163498U (en) | Solar cell and solar cell module | |
| CN208190592U (en) | Photovoltaic module | |
| CN202939272U (en) | Detection device used for testing electrical performance of thin-film solar battery | |
| CN208433369U (en) | The system that cell piece for imbrication component is tested |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: TONGWEI SOLAR ENERGY (HEFEI) Co.,Ltd.|TONGWEI SOLAR (CHENGDU) Co.,Ltd. Assignor: CHENGDU YEFAN SCIENCE AND TECHNOLOGY Co.,Ltd. Contract record no.: 2018990000165 Denomination of utility model: Cell piece and the test system tested it for imbrication component Granted publication date: 20180605 License type: Common License Record date: 20180628 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231207 Address after: 230000 No.888 Changning Avenue, hi tech Zone, Hefei City, Anhui Province Patentee after: TONGWEI SOLAR ENERGY (HEFEI) Co.,Ltd. Address before: No. 588, middle section of Tianfu Avenue, high tech Zone, Chengdu, Sichuan 610041 Patentee before: CHENGDU YEFAN SCIENCE AND TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |