CN101834389B - Plug and socket - Google Patents
Plug and socket Download PDFInfo
- Publication number
- CN101834389B CN101834389B CN 201010198916 CN201010198916A CN101834389B CN 101834389 B CN101834389 B CN 101834389B CN 201010198916 CN201010198916 CN 201010198916 CN 201010198916 A CN201010198916 A CN 201010198916A CN 101834389 B CN101834389 B CN 101834389B
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- contact pin
- receptacle body
- pedestal
- battery
- plug
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 79
- 230000005540 biological transmission Effects 0.000 claims description 17
- 239000000758 substrate Substances 0.000 abstract 2
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a plug comprising a first contact pin, a second contact pin, a third contact pin and a first substrate, wherein the first contact pin, the second contact pin and the third contact pin are partially fixed in the first substrate. When the plug transmits direct current, the first contact pin is connected with the charging cathode of a battery, the second contact pin is connected with the charging anode of the battery, and the third contact pin is grounded. When the plug transmits alternating current, the first contact pin is connected with the N end of a battery controller for charging the battery, the second contact pin is connected with the L end of the battery controller, and the third contact pin is connected with the sheltered ground. The invention also discloses a socket. Through the cooperation of the plug and the socket, a charging pile is ensured to be electrically connected with the battery or the battery controller so that the charging pile charges the battery.
Description
Technical field
The present invention relates to plugs and sockets, relate in particular to a kind of plug and socket.
Background technology
In traditional electrical network, through conventional wire cable transmission to as if traditional electrical can, have only to be connected to corresponding transformation station through various cables and could to use electric energy.It is power that electric automobile is meant with the vehicle power, goes with power wheel, meets the vehicle of road traffic, the requirement of safety regulations each item.Itself is the pernicious gas of exhaust emission atmosphere not, even be scaled the discharging in power plant by institute's power consumption, outside sulphur removal and the particulate, other pollutant also significantly reduces.
For electric automobile, the battery that can make its work is one of core component of electric automobile.And the battery charge problem that how to solve electric automobile becomes the technical problem that presses for solution.
General, for battery charge can be used charging pile.But, be not provided as the charging pile of battery for electric automobile charging at present, and then more be not arranged at the plug and socket that is used to carry out battery charge on charging pile and the battery.
Summary of the invention
In view of this, the technical problem that the present invention will solve is, a kind of plug and socket is provided, and can make battery be electrically connected with charging pile, guarantees that charging pile is a battery charge.
For this reason, the embodiment of the invention adopts following technical scheme:
The present invention provides a kind of plug, comprising: first contact pin, second contact pin, the 3rd contact pin and first pedestal, and wherein, first contact pin, second contact pin and the 3rd contact pin partial fixing are in first pedestal;
When said plug transmitted direct current, said first contact pin connected the charging negative pole of battery; Second contact pin connects the charging positive pole of battery; Said the 3rd contact pin connects protection ground;
When said plug transmitted alternating current, said first contact pin was connected to the N end of the battery controller of battery charge; Second contact pin connects the L end of said battery controller; Said the 3rd contact pin connects protection ground.
Also comprise: the 4th contact pin and the 5th contact pin, said the 4th contact pin and the 5th contact pin also partial fixing in first pedestal; Said the 4th contact pin is used to be connected battery controller with the 5th contact pin, the charged state data of the detected battery of transmission battery controller.
Also comprise: the 6th contact pin and the 7th contact pin, said the 6th contact pin and the 7th contact pin also partial fixing are respectively applied for transmission detected DC charging information of battery controller or AC charging information in first pedestal.
Also comprise: the 8th contact pin, partial fixing are used to transmit the judgement information for common port in first pedestal.
Said first pedestal comprises: the pedestal and the first back pedestal before first; Wherein,
Pedestal is fixed with said contact pin before first; The first back pedestal is fixed with the corresponding cable line connecting portion that links to each other with contact pin; Said cable line connecting portion is used for the corresponding line of stube cable respectively, so that said contact pin connects battery or battery controller through cable.
Said first contact pin, second contact pin, the 3rd contact pin are positioned at the latter half of first pedestal, are isosceles triangle and arrange, and said the 3rd contact pin is positioned at the summit of this isoceles triangle shape.
The outer setting of said first pedestal has protection portion, and part links to each other with said first pedestal, is used to protect said contact pin.
The cross-sectional diameter of said first contact pin to the, three contact pins is greater than the cross-sectional diameter of said the 4th contact pin to the eight contact pins.
The present invention also provides a kind of socket, comprising: first receptacle body, second receptacle body, the 3rd receptacle body and second pedestal, and wherein, first receptacle body, second receptacle body and the 3rd receptacle body are arranged in second pedestal;
When said socket transmitted direct current, said first receptacle body connected the charging negative pole of charging pile; Second receptacle body connects the charging positive pole of charging pile; The 3rd receptacle body connects protection ground;
When said socket transmitted alternating current, said first receptacle body connected the N end of charging pile; Second receptacle body connects the L end of charging pile; The 3rd receptacle body connects protection ground.
Also comprise: the 4th receptacle body and the 5th receptacle body, said the 4th receptacle body and the 5th receptacle body are arranged in second pedestal; Said the 4th receptacle body is used to be connected charging pile with the 5th receptacle body, is the charged state data of charging pile transmission battery.
Also comprise: the 6th receptacle body and the 7th receptacle body, said the 6th receptacle body and the 7th receptacle body are arranged in second pedestal, are respectively applied for transmission DC charging information and AC charging information.
Also comprise: the 8th receptacle body, be arranged in second pedestal, be used to transmit judgement information for common port.
Said second pedestal comprises: the pedestal and the second back pedestal before second; Wherein,
Pedestal is fixed with said receptacle body before second; The second back pedestal is fixed with the cable line connecting portion of corresponding connection with receptacle body; Said cable line connecting portion is the corresponding line of stube cable respectively, so that said receptacle body connects charging pile through cable.
Said first receptacle body, second receptacle body, the 3rd receptacle body are positioned at the latter half of second pedestal, are isosceles triangle and arrange, and said the 3rd receptacle body is positioned at the summit of this isoceles triangle shape.
The cross-sectional diameter of said first receptacle body to the, three receptacle body is greater than the cross-sectional diameter of said the 4th receptacle body to the eight receptacle body.
Technique effect analysis for technique scheme is following:
Provide a kind of being used for to be the plug and socket under the battery charge environment respectively through charging pile; Be arranged at battery one side and charging pile one side respectively; Through the plug and socket cooperating, guarantee charging pile is electrically connected with battery or battery controller, realize the charging of charging pile for battery.
Description of drawings
Fig. 1 is an embodiment of the invention plug construction front view;
Fig. 2 is an embodiment of the invention plug construction end view;
Fig. 3 is an embodiment of the invention socket front view;
Fig. 4 is an embodiment of the invention socket end view;
Fig. 5 is an embodiment of the invention socket vertical view.
Embodiment
Below, be described with reference to the accompanying drawings the realization of embodiment of the invention plug and socket.
Said charging pile is generally positioned on the charging pile with socket, is connected with inner respective lines or the unit of charging pile through cable; Said plug is generally positioned on the battery or battery controller that need utilize charging pile charging, through in cable and battery or the battery controller corresponding continuously or the unit continuous.
Fig. 1 is for the structural representation of charging pile with plug, and is as shown in Figure 1, and this plug comprises: first contact pin 11, second contact pin 12, the 3rd contact pin 13 and first pedestal 10; Wherein, Said first contact pin 11, second contact pin 12 and the 3rd contact pin 13 partial fixings are in first pedestal 10; Part is positioned at the outside of first pedestal 10; Said first pedestal 10 links to each other with corresponding line in the cable, and then realizes being connected with battery or battery controller (not shown) through cable 111.
Wherein, this plug can transmit direct current and also can transmit alternating current.
When the transmission direct current, can directly be battery charge, at this moment, said first contact pin 11 is used to connect the charging negative pole of battery; Second contact pin 12 is used to connect the charging positive pole of battery; The 3rd contact pin 13 is used for connecting protection ground.
When the transmission alternating current, can alternating current be transmitted the most battery controller of battery charge, and then convert alternating current into direct current by battery controller, be battery charge.At this moment, said first contact pin 11 is used to connect ground (N) end of battery controller; Second contact pin 12 is used to connect just (L) end of battery controller; The 3rd contact pin 13 is used for connecting protection ground.
When said plug both can transmit alternating current and also can transmit direct current, this plug can also comprise: the 6th contact pin 16, the 7th contact pin 17 and the 8th contact pin 18; Partial fixing is in first pedestal 10.Said the 6th contact pin 16 is used to transmit DC charging information; Said the 7th contact pin 17 is used to transmit AC charging information; Said the 8th contact pin 18 is used to transmit the judgement information for common port.Wherein, can be with said the 8th contact pin 18 as common port, said the 6th contact pin and the 8th contact pin can short circuits, thus it is that 0 what can confirm to carry out is DC charging that the charging pile side directly detects voltage between the 6th contact pin and the 8th contact pin; Perhaps, said the 7th contact pin and the 8th contact pin can short circuits, thereby the voltage that the charging pile side directly detects between the 7th contact pin and the 8th contact pin is 0, and what can confirm to carry out is AC charging.
In addition, this plug can also comprise: the 4th contact pin 14 and the 5th contact pin 15, said the 4th contact pin 14 and the 5th contact pin 15 partial fixings are in first pedestal 10.Said the 4th contact pin 14 and the 5th contact pin 15 are connected to the battery controller of battery charge, are used to transmit the charged state data of battery.In the concrete battery controller corresponding sensor can be set,, thereby be transferred to charging pile one side, not give unnecessary details here through the 4th contact pin 14 and the 5th contact pin 15 so that detect the charged state of battery.
In addition; As shown in Figure 1, this plug can also comprise: the 9th contact pin 19, the tenth contact pin 20 and the 11 contact pin 21 etc. are used to carry out other transmission of Information of battery; So that charging pile carries out corresponding battery management, for example transmission of Information such as electric current, voltage.Concrete definition how to carry out contact pin transmission information can independently be set in practical application, does not limit here.
Concrete, the cross-sectional diameter of said the 4th contact pin 14～the 11 contact pin 21 can be less than the cross-sectional diameter of first contact pin 11～the 3rd contact pin 13.
Wherein, For the convenience of producing etc., above-mentioned contact pin can be evenly distributed on first pedestal 10, for example; As shown in Figure 1; Said first contact pin 11, second contact pin 12, the 3rd contact pin 13 are positioned at the latter half of first pedestal 10, and are isosceles triangle and arrange, and the 3rd contact pin 13 is positioned at the summit of isosceles triangle.The 8th contact pin 18 is positioned at the center of first pedestal 10, and the 4th contact pin 14～the 11 contact pin 21 forms uniform diamond array.Certainly, in practical application, can also use other contact pin arrangement mode, not limit here.
In addition, as shown in Figure 2, said first pedestal 10 can comprise: the pedestal 101 and the first back pedestal 102 before first; Wherein, be fixed with said contact pin in the first preceding pedestal 101, the first back pedestal 102 is fixed with the corresponding cable line connecting portion that links to each other with contact pin; Said cable line connecting portion is the corresponding line of stube cable respectively, so that said contact pin connects battery or battery controller through cable.
The outer setting of said first pedestal 10 has protection portion 110, and these protection portion 110 parts are connected with first pedestal 10, are used to protect said contact pin.
The outside of the said protection portion 110 and first pedestal 10 also is provided with hood 120, is used to protect the said protection portion 110 and first pedestal 10.In addition, can also comprise other protectiveness parts, for example contact ring 22 etc. can independently be provided with in practical application, repeats no more here.
Corresponding with above-mentioned plug, the embodiment of the invention also provides a kind of socket that is used with this plug, and like Fig. 3 and shown in Figure 4, said socket comprises:
First receptacle body 31, second receptacle body 32, the 3rd receptacle body 33 and second pedestal 30; Wherein, first receptacle body 31, second receptacle body 32, the 3rd receptacle body 33 are arranged in second pedestal 30, and said second pedestal 30 links to each other with corresponding line in the cable that is connected charging pile, and then realizes linking to each other with charging pile through cable 112.
Owing to cooperate with above-mentioned plug, therefore, said socket also can transmit direct current or alternating current.
Concrete, when the transmission direct current, first receptacle body 31 is used to connect the charging negative pole of charging pile; Second receptacle body 32 is used to connect the charging positive pole of charging pile; The 3rd receptacle body 33 is used for connecting protection ground.
When the transmission alternating current, said first receptacle body 31 is used to connect the N end of charging pile; Second receptacle body 32 is used to connect the L end of charging pile; The 3rd receptacle body 33 is used for connecting protection ground.
In addition, said socket can also comprise: the 6th receptacle body 36, the 7th receptacle body 37 and the 8th receptacle body 38, all be arranged in second pedestal 30, and wherein, said the 6th receptacle body 36 is used to transmit DC charging information; The 7th receptacle body 37 is used to transmit AC charging information; Said the 8th receptacle body 38 is used to transmit the judgement information for common port.
Said socket can also comprise: the 4th receptacle body 34 and the 5th receptacle body 35 also are arranged in second pedestal 30.The charged state that said the 4th receptacle body 34 and the 5th receptacle body 35 are used to transmit battery is to charging pile.Concrete; Corresponding charged state resolution unit can be set in the charging pile; So that after receiving the battery charging state data of battery through the plug and socket transmission; Can parse the concrete charged state of battery, and then can also this charged state be showed to the user, perhaps determine whether to continue to battery charge etc. according to charged state.
In addition, this socket can also comprise the 9th receptacle body 39, the tenth receptacle body 40 and the 11 receptacle body 41 etc., is used for cooperatively interacting with the contact pin of socket, carries out other transmission of Information of battery.
Corresponding with plug, the cross-sectional diameter of said first receptacle body 31～the 3rd receptacle body 33 can be greater than the cross-sectional diameter of the 4th receptacle body 34～the 11 receptacle body 41.
In addition, as shown in Figure 3, the receptacle body of this socket distributes corresponding with contact pin distribution shown in Figure 1, so that can be used with plug shown in Figure 1, repeats no more here.
In addition, as shown in Figure 2, pedestal 301 and second back pedestal 302 two parts before said second pedestal 30 also comprises second, wherein, the second preceding pedestal 301 is fixed with said receptacle body; Be fixed with the cable line connecting portion of corresponding connection in the second back pedestal 302 with receptacle body; Said cable line connecting portion is the corresponding line of stube cable respectively, so that said receptacle body connects charging pile through cable.
In addition, also be provided with protection portion slot 310 on said second pedestal 30, be used for cooperating with the protection portion 110 of plug.
In addition, as shown in Figure 3, this socket can also comprise: shell 45 and end cap 42, and said cable line is provided with sealing gasket 44 with the part that back pedestal 302 contacts; The top of back pedestal 302 is provided with protective cover 43, magnetic-holding electric magnet 46, axle 48, torsion spring 47 etc.Through the setting of these optional features, can be so that safer, reliable, the stable work of socket.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (9)
1. a plug is characterized in that, comprising: first contact pin, second contact pin, the 3rd contact pin and first pedestal, and wherein, first contact pin, second contact pin and the 3rd contact pin partial fixing are in first pedestal;
When said plug transmitted direct current, said first contact pin connected the charging negative pole of battery; Second contact pin connects the charging positive pole of battery; Said the 3rd contact pin connects protection ground; Perhaps,
When said plug transmitted alternating current, said first contact pin was connected to the N end of the battery controller of battery charge; Second contact pin connects the L end of said battery controller; Said the 3rd contact pin connects protection ground;
Also comprise: the 6th contact pin, the 7th contact pin and the 8th contact pin; Said the 6th contact pin, the 7th contact pin and the 8th contact pin also partial fixing in first pedestal; Said the 6th contact pin is used to transmit the detected DC charging information of battery controller; Said the 7th contact pin is used to transmit the detected AC charging information of battery controller, and said the 8th contact pin is used to transmit the judgement information for common port;
When said plug transmits direct current, said the 6th contact pin and the 8th contact pin short circuit;
When said plug transmits alternating current, said the 7th contact pin and the 8th contact pin short circuit;
Also comprise: the 4th contact pin and the 5th contact pin, said the 4th contact pin and the 5th contact pin also partial fixing in first pedestal; Said the 4th contact pin is used to be connected battery controller with the 5th contact pin, the charged state data of the detected battery of transmission battery controller.
2. plug according to claim 1 is characterized in that, said first pedestal comprises: the pedestal and the first back pedestal before first; Wherein,
Pedestal is fixed with first contact pin to the, eight contact pins before first; The first back pedestal is fixed with the corresponding cable line connecting portion that links to each other with said first contact pin to the, eight contact pins; Said cable line connecting portion is used for the corresponding line of stube cable respectively, so that said first contact pin to the, eight contact pins connect battery or battery controller through cable.
3. plug according to claim 1 is characterized in that, said first contact pin, second contact pin, the 3rd contact pin are positioned at the latter half of first pedestal, is isosceles triangle and arranges, and said the 3rd contact pin is positioned at the summit of this isoceles triangle shape.
4. plug according to claim 3 is characterized in that the outer setting of said first pedestal has protection portion, and part links to each other with said first pedestal, is used to protect first contact pin to the, eight contact pins.
5. plug according to claim 1 is characterized in that, the cross-sectional diameter of said first contact pin to the, three contact pins is greater than the cross-sectional diameter of said the 4th contact pin to the eight contact pins.
6. a socket is characterized in that, comprising: first receptacle body, second receptacle body, the 3rd receptacle body and second pedestal, and wherein, first receptacle body, second receptacle body and the 3rd receptacle body are arranged in second pedestal;
When said socket transmitted direct current, said first receptacle body connected the charging negative pole of charging pile; Second receptacle body connects the charging positive pole of charging pile; The 3rd receptacle body connects protection ground; Perhaps,
When said socket transmitted alternating current, said first receptacle body connected the N end of charging pile; Second receptacle body connects the L end of charging pile; The 3rd receptacle body connects protection ground;
Also comprise: the 6th receptacle body and the 7th receptacle body, said the 6th receptacle body and the 7th receptacle body are arranged in second pedestal, are respectively applied for transmission DC charging information and AC charging information; The 8th receptacle body is arranged in second pedestal, is used to transmit the judgement information for common port;
Also comprise: the 4th receptacle body and the 5th receptacle body, be arranged in second pedestal, said the 4th receptacle body is used to be connected charging pile with the 5th receptacle body, is the charged state data of charging pile transmission battery;
Also be provided with protection portion slot on said second pedestal, be used for when with plug that socket cooperates on when having the protection portion of protection contact pin, cooperate with the protection portion of plug.
7. socket according to claim 6 is characterized in that, said second pedestal comprises: the pedestal and the second back pedestal before second; Wherein,
Pedestal is fixed with first receptacle body to the, eight receptacle body before second; The second back pedestal is fixed with the cable line connecting portion with the corresponding connection of said first receptacle body to the, eight receptacle body; Said cable line connecting portion is the corresponding line of stube cable respectively, so that said first receptacle body to the, eight receptacle body connect charging pile through cable.
8. socket according to claim 6 is characterized in that, said first receptacle body, second receptacle body, the 3rd receptacle body are positioned at the latter half of second pedestal, is isosceles triangle and arranges, and said the 3rd receptacle body is positioned at the summit of this isoceles triangle shape.
9. socket according to claim 8 is characterized in that, the cross-sectional diameter of said first receptacle body to the, three receptacle body is greater than the cross-sectional diameter of said the 4th receptacle body to the eight receptacle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010198916 CN101834389B (en) | 2010-06-04 | 2010-06-04 | Plug and socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010198916 CN101834389B (en) | 2010-06-04 | 2010-06-04 | Plug and socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101834389A CN101834389A (en) | 2010-09-15 |
| CN101834389B true CN101834389B (en) | 2012-12-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010198916 Expired - Fee Related CN101834389B (en) | 2010-06-04 | 2010-06-04 | Plug and socket |
Country Status (1)
| Country | Link |
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| CN (1) | CN101834389B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101834388B (en) * | 2010-06-07 | 2012-07-04 | 杭州市电力局 | Plug and socket |
| CN103855523A (en) * | 2012-11-29 | 2014-06-11 | 桐庐瑞克斯医疗器械有限公司 | High-low voltage anti-interference connector |
| FR3017341B1 (en) * | 2014-02-07 | 2016-02-26 | Peugeot Citroen Automobiles Sa | DUAL-USE CONNECTION DEVICE FOR ELECTRICALLY CONNECTING A VEHICLE TO A LOAD CORD |
| CN107154564B (en) * | 2016-09-26 | 2019-12-06 | 宁波三星医疗电气股份有限公司 | AC/DC universal charging pile plug, AC/DC universal charging pile socket and control method of AC/DC universal charging pile plug and AC/DC universal charging pile socket |
| CN107154565B (en) * | 2016-09-26 | 2019-12-06 | 宁波三星医疗电气股份有限公司 | AC/DC universal charging pile plug, AC/DC universal charging pile socket and control method of AC/DC universal charging pile plug and AC/DC universal charging pile socket |
| CN107020966B (en) * | 2017-03-03 | 2023-06-30 | 广东机电职业技术学院 | Uninterrupted charging system for electric vehicle |
| CN109004409A (en) * | 2018-08-17 | 2018-12-14 | 江苏芯界新能源科技有限公司 | A kind of eight needle connectors |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2533738Y2 (en) * | 1991-04-30 | 1997-04-23 | ダイハツ工業株式会社 | Charging outlet for electric vehicles |
| JP3112226B2 (en) * | 1993-12-27 | 2000-11-27 | 矢崎総業株式会社 | Charging connector for electric vehicles |
| JPH09161882A (en) * | 1995-12-06 | 1997-06-20 | Yazaki Corp | Charging connector for electric vehicle |
| CN2446684Y (en) * | 2000-08-28 | 2001-09-05 | 游忠庆 | A.C/d.c. dual-purpose plug structure |
| CN2659003Y (en) * | 2003-09-15 | 2004-11-24 | 陈家祥 | Three-power-supply charging device |
| JP5291909B2 (en) * | 2007-09-21 | 2013-09-18 | 富士重工業株式会社 | Electric vehicle charging device |
| CN201708404U (en) * | 2010-06-04 | 2011-01-12 | 杭州市电力局 | Plug and socket |
-
2010
- 2010-06-04 CN CN 201010198916 patent/CN101834389B/en not_active Expired - Fee Related
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| CN101834389A (en) | 2010-09-15 |
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Owner name: HANGZHOU DAYOU TECHNOLOGY DEVELOPMENT CO., LTD. ST Free format text: FORMER OWNER: HANGZHOU DAYOU TECHNOLOGY DEVELOPMENT CO., LTD. Effective date: 20121019 |
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Effective date of registration: 20121019 Address after: 310009 No. 291, Jianguo Middle Road, Hangzhou, Zhejiang Applicant after: Hangzhou Electric Power Bureau Applicant after: Hangzhou Dayou Technology Development Co., Ltd. Applicant after: State Grid Corporation of China Address before: 310009 No. 291, Jianguo Middle Road, Hangzhou, Zhejiang Applicant before: Hangzhou Electric Power Bureau Applicant before: Hangzhou Dayou Technology Development Co., Ltd. |
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Granted publication date: 20121219 Termination date: 20200604 |
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