CN103259223B - Insulated conductor insulating layer loop cutter and method for cutting insulating layer - Google Patents
Insulated conductor insulating layer loop cutter and method for cutting insulating layer Download PDFInfo
- Publication number
- CN103259223B CN103259223B CN201310197602.6A CN201310197602A CN103259223B CN 103259223 B CN103259223 B CN 103259223B CN 201310197602 A CN201310197602 A CN 201310197602A CN 103259223 B CN103259223 B CN 103259223B
- Authority
- CN
- China
- Prior art keywords
- cutter head
- frame
- tool bit
- insulating layer
- rod
- 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
- 239000004020 conductor Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title abstract description 13
- 230000004888 barrier function Effects 0.000 claims description 49
- 239000000523 sample Substances 0.000 claims description 8
- 238000009413 insulation Methods 0.000 description 17
- 238000005516 engineering process Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
- H02G1/1202—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by cutting and withdrawing insulation
- H02G1/1204—Hand-held tools
- H02G1/1221—Hand-held tools the cutting element rotating about the wire or cable
- H02G1/1224—Hand-held tools the cutting element rotating about the wire or cable making a transverse cut
Landscapes
- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
- Knives (AREA)
Abstract
The invention belongs to the technical field of electric power tools and discloses an insulated conductor insulating layer loop cutter and a method for cutting an insulating layer. The insulated conductor insulating layer loop cutter is mainly characterized in that a rod body with a tool bit frame and a handle is included, a tool bit connected with the rod body through a tool bit adjusting mechanism is arranged in the tool bit frame, a fastening chain is fixed on the tool bit frame on one side of the tool bit, a fastening chain passing hole is formed in the tool bit frame in the other side of the tool bit, a fastening frame is arranged close to the middle of the rod body, a ripping bar is fixed on the fastening frame through a fixing pin, a hook is arranged at the front end of the ripping bar, a clamping ring seat capable of moving back and forth is arranged on the rod body between the tool bit frame and the fastening frame, a clamping ring is arranged on the clamping ring seat, the free end of the fastening chain is connected with the hook after passing through the fastening chain passing hole and the clamping ring, the tool bit is inserted in the insulating layer through adjustments of the fastening chain, and then the rod body is rotated one circle around an insulating conductor and cuts the insulating layer in a circular mode. Labor efficiency is improved. Moreover, the tool bit is always inside the insulating layer of a guide wire, so that operators can not be harmed easily, and utilization is safer.
Description
Technical field
The invention belongs to electric power tool technical field, relate to concretely insulated conductor insulating barrier girdling device.
Background technology
In electric power installation, repair and maintenance process, under multiple occasions, all need the insulation displacement of insulated conductor, the insulation displacement of the insulated wire that diameter is little is relatively easy, insulating barrier difficulty for high-voltage insulating wire is quite large, especially in the winter time, the toughness of insulating barrier and hardness are very high, cut more difficult.The following method of main employing at present: one, directly use paper knife to peel off, the method not only easily damages operating personnel, in stripping process, also easily core is caused to damage, and labour intensity is large, inefficiency; Its two, adopt hand vice straight knives to peel off, although the method is not easy operating personnel to damage, easily core is caused to damage, and labour intensity is large.
Summary of the invention
First technical problem that the present invention solves is just to provide that a kind of labour intensity is little, efficiency is high, safe and convenient to use, insulated conductor insulating barrier girdling device to line non-loss.
For solving the problems of the technologies described above, the technical scheme that the present invention proposes is: comprise the body of rod with cutter head frame and handle, in described cutter head frame, be provided with the cutter head being connected with the described body of rod by cutter head governor motion, on the cutter head frame of described cutter head one side, be fixed with fastener chain, on the cutter head frame of described cutter head opposite side, be provided with fastener chain perforation, be provided with fastening frame at the middle part near the described body of rod, on described fastening frame, be fixed with ripping bar by steady pin, at the front end of described ripping bar with hook, on the body of rod between described cutter head frame and fastening frame, be provided with the retaining ring seat that can move forward and backward, on described retaining ring seat with snap ring, described fastener chain free end is connected with described hook after snap ring through fastener chain perforation.
Its additional technical feature is:
The described body of rod is the female tubulose of the foot section brought, described cutter head governor motion comprises afterbody with the adjusting screw(rod) of turning handle and is positioned at the knife bar that screw rod end is flexibly connected, described cutter head is arranged on the front end of described knife bar, on described cutter head frame, is provided with knife bar posting;
On described cutter head frame, be provided with described cutter head and be electrically connected with probe and alarm.
Second technical problem that the present invention solves is just to provide a kind of method that uses above-mentioned insulated conductor insulating barrier girdling device cutting insulating barrier.
For solving the problems of the technologies described above, the technical scheme that the present invention proposes is:
The method comprises the following steps:
The first step, entangles wire
Fastener chain is taken from hook, and extracted out from snap ring and fastener chain perforation, walk around after insulated conductor, and then fastener chain is penetrated to fastener chain perforation and snap ring;
Second step, adjusts the length that cutter head stretches out cutter head frame
According to the thickness of insulated conductor insulating barrier, adjust by cutter head governor motion the length that cutter head stretches out cutter head frame;
The 3rd step, by adjusting fastener chain, inserts cutter head in insulating barrier
The first small step, first moves to retaining ring seat cutter head frame one side, then the rear of ripping bar is lifted, and makes hook be positioned at low side as far as possible, and hook is hung on fastener chain, presses down ripping bar rear end;
The second small step, moves retaining ring seat backward, the rear of ripping bar is lifted simultaneously, when retaining ring seat moves to behind fastening frame front, retaining ring seat is fixed, and then presses down ripping bar rear end; Until wire insulation crust and cutter head frame are adjacent to; If wire insulation crust is not adjacent to cutter head frame, repeat the first small step and the second small step, until wire insulation crust and cutter head frame are adjacent to;
The 4th step, ring cutting insulating barrier
Ripping bar is fixed, then the body of rod is rotated one week around insulated conductor, by insulating barrier ring cutting;
The 5th step, unloads girdling device
Fastener chain is taken from hook, and extracted out from snap ring and fastener chain perforation, get around insulated conductor, take off girdling device;
The 6th step, longitudinally cuts insulating barrier
Use with the cutter of crotch blade and handle and radially to cut open insulating barrier along insulating barrier;
The 7th step, takes off insulating barrier
The insulating barrier of strip off is taken off from core.
Its additional technical feature is:
Before described the 3rd step is inserted in insulating barrier by adjustment fastener chain by cutter head, first probe is inserted in wire, then carry out described the 3rd step, until alarm lights, illustrate that cutter head contacts with core, then continue the 4th step and later step.
Insulated conductor insulating barrier girdling device provided by the invention and the method that uses this girdling device to cut insulating barrier, compared with the existing technology have the following advantages: one, due to the body of rod comprising with cutter head frame and handle, in described cutter head frame, be provided with the cutter head being connected with the described body of rod by cutter head governor motion, on the cutter head frame of described cutter head one side, be fixed with fastener chain, on the cutter head frame of described cutter head opposite side, be provided with fastener chain perforation, be provided with fastening frame at the middle part near the described body of rod, on described fastening frame, be fixed with ripping bar by steady pin, at the front end of described ripping bar with hook, on the body of rod between described cutter head frame and fastening frame, be provided with the retaining ring seat that can move forward and backward, on described retaining ring seat with snap ring, described fastener chain free end is connected with described hook after snap ring through fastener chain perforation, by adjusting fastener chain, cutter head is inserted in insulating barrier: the first small step, first retaining ring seat is moved to cutter head frame one side, then the rear of ripping bar is lifted, make hook be positioned at low side as far as possible, hook is hung on fastener chain, press down ripping bar rear end, the second small step, moves retaining ring seat backward, the rear of ripping bar is lifted simultaneously, when retaining ring seat moves to behind fastening frame front, retaining ring seat is fixed, and then presses down ripping bar rear end, until wire insulation crust and cutter head frame are adjacent to, if wire insulation crust is not adjacent to cutter head frame, repeat the first small step and the second small step, until wire insulation crust and cutter head frame are adjacent to, then ripping bar is fixed, then the body of rod is rotated one week around insulated conductor, by insulating barrier ring cutting, improved efficiency, and cutter head is all the time in the insulating barrier inside of wire, is not easy operating personnel to damage, and uses safer, they are two years old, because the described body of rod is the female tubulose of the foot section brought, described cutter head governor motion comprises afterbody with the adjusting screw(rod) of turning handle and is positioned at the knife bar that screw rod end is flexibly connected, described cutter head is arranged on the front end of described knife bar, on described cutter head frame, be provided with knife bar posting, according to the difference of wire insulation layer thickness, can regulate easily the length of cutter head, they are three years old, owing to being provided with described cutter head and being electrically connected with probe and alarm on described cutter head frame, before described the 3rd step is inserted in insulating barrier by adjustment fastener chain by cutter head, first probe is inserted in wire, then carry out described the 3rd step, until alarm lights, illustrate that cutter head contacts with core, then continue the 4th step and later step, avoided cutter head to insert and deeply injured core.
Accompanying drawing explanation
Fig. 1 is the structural representation of insulated conductor insulating barrier girdling device;
Fig. 2 is the cross-sectional view of insulated conductor insulating barrier girdling device;
Fig. 3 is the structural representation that retaining ring seat is positioned at the insulated conductor insulating barrier girdling device of rear end.
Embodiment
Below in conjunction with the drawings and specific embodiments, the method for insulated conductor insulating barrier girdling device proposed by the invention and cutting insulating barrier is described further.
As shown in Figure 1, Figure 2 and Figure 3, be the structural representation of insulated conductor insulating barrier girdling device.Its structure comprises the body of rod 3 with cutter head frame 1 and handle 2, in cutter head frame 1, be provided with the cutter head 5 being connected with the body of rod 3 by cutter head governor motion 4, on the cutter head frame 1 of cutter head 5 one sides, be fixed with fastener chain 6, on the cutter head frame 1 of the opposite side of cutter head 5, be provided with fastener chain perforation 7, be provided with fastening frame 8 at the middle part near the body of rod 3, on fastening frame 8, be fixed with ripping bar 10 by steady pin 9, at the front end of ripping bar 10 with hook 11, on the body of rod 3 between cutter head frame 1 and fastening frame 8, be provided with the retaining ring seat 12 that can move forward and backward, on retaining ring seat 12 with snap ring 13, the free end of fastener chain 6 is connected with hook 11 after snap ring 13 through fastener chain perforation 7.First adjust cutter head 5 length according to wire insulation layer thickness, retaining ring seat 12 is moved to cutter head frame 1 one sides, then the rear of ripping bar 10 is lifted, make to link up with 11 and be positioned at low side as far as possible, hook 11 is hung on fastener chain 6, press down ripping bar rear end, then retaining ring seat 12 is moved backward, the rear of ripping bar 10 is lifted simultaneously, when retaining ring seat 12 moves to behind fastening frame 8 fronts, by fixing retaining ring seat 12, then press down the rear end of ripping bar 10; Until wire insulation crust and cutter head frame are adjacent to; If wire insulation crust is not adjacent to cutter head frame, repeat the first small step and the second small step, until wire insulation crust and cutter head frame 1 are adjacent to; Then ripping bar is fixed, then the body of rod is rotated one week around insulated conductor, by insulating barrier ring cutting, improved efficiency, and cutter head is all the time in the insulating barrier inside of wire, is not easy operating personnel to damage, and uses safer.
The body of rod 3 is the tubulose of afterbody with internal thread 14, cutter head governor motion 4 comprises afterbody with the adjusting screw(rod) 42 of turning handle 41 and is positioned at the knife bar 43 that screw rod 42 ends are flexibly connected, cutter head 5 is arranged on the front end of knife bar 43, on cutter head frame 1, be provided with knife bar posting 15, according to the difference of wire insulation layer thickness, can regulate easily the length of cutter head.
On cutter head frame 1, be provided with cutter head 5 and be electrically connected with probe 16 and alarm 17, before cutter head being inserted in insulating barrier by adjustment fastener chain, first probe 16 is inserted in wire, and then by adjusting fastener chain, cutter head is inserted in insulating barrier, until alarm 17 lights, illustrate that cutter head contacts with core, step after then continuing, has avoided cutter head to insert and has deeply injured core.
The method that uses above-mentioned insulated conductor insulating barrier girdling device to cut insulating barrier, the method comprises the following steps:
The first step, entangles wire
Second step, adjusts the length that cutter head stretches out cutter head frame
According to the thickness of insulated conductor insulating barrier, the length of adjusting cutter head and stretching out cutter head frame 1 by cutter head governor motion 4;
The 3rd step, by adjusting fastener chain, inserts cutter head in insulating barrier
The first small step, first moves to retaining ring seat 12 cutter head frame 1 one sides, then the rear of ripping bar 10 is lifted, and makes to link up with 11 and is positioned at low side as far as possible, and hook 11 is hung on fastener chain 6, presses down ripping bar 10 rear ends;
The second small step, moves retaining ring seat 12 backward, the rear of ripping bar 10 is lifted simultaneously, when retaining ring seat 12 moves to behind fastening frame 8 fronts, by fixing retaining ring seat 12, then presses down ripping bar 10 rear ends; Until wire insulation crust and cutter head frame 1 are adjacent to; If wire insulation crust is not adjacent to cutter head frame 1, repeat the first small step and the second small step, until wire insulation crust and cutter head frame are adjacent to;
The 4th step, ring cutting insulating barrier
By fixing ripping bar 10, then the body of rod is rotated one week around insulated conductor, by insulating barrier ring cutting;
The 5th step, unloads girdling device
The 6th step, longitudinally cuts insulating barrier
Use with the cutter of crotch blade and handle and radially to cut open insulating barrier along insulating barrier;
The 7th step, takes off insulating barrier
The insulating barrier of strip off is taken off from core.
Before above-mentioned the 3rd step is inserted in insulating barrier by adjustment fastener chain 6 by cutter head 5, first probe 16 is inserted in wire, then carry out described the 3rd step, until alarm 17 lights, illustrate that cutter head contacts with core, then continue the 4th step and later step.
Protection scope of the present invention is not only confined to above-described embodiment, as long as structure is identical with insulated conductor insulating barrier girdling device structure of the present invention, just drops on the scope of protection of the invention.
Claims (3)
1. insulated conductor insulating barrier girdling device, it is characterized in that: comprise the body of rod with cutter head frame and handle, in described cutter head frame, be provided with the cutter head being connected with the described body of rod by cutter head governor motion, on the cutter head frame of described cutter head one side, be fixed with fastener chain, on the cutter head frame of described cutter head opposite side, be provided with fastener chain perforation, be provided with fastening frame at the middle part near the described body of rod, on described fastening frame, be fixed with ripping bar by steady pin, at the front end of described ripping bar with hook, on the body of rod between described cutter head frame and fastening frame, be provided with the retaining ring seat that can move forward and backward, on described retaining ring seat with snap ring, described fastener chain free end is connected with described hook after snap ring through fastener chain perforation.
2. insulated conductor insulating barrier girdling device according to claim 1, it is characterized in that: the described body of rod is the female tubulose of the foot section brought, described cutter head governor motion comprises afterbody with the adjusting screw(rod) of turning handle and is positioned at the knife bar that screw rod end is flexibly connected, described cutter head is arranged on the front end of described knife bar, on described cutter head frame, is provided with knife bar posting.
3. insulated conductor insulating barrier girdling device according to claim 1, is characterized in that: on described cutter head frame, be provided with the probe and the alarm that are electrically connected with described cutter head.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410192965.5A CN103956690B (en) | 2013-05-24 | 2013-05-24 | Use the method for insulated conductor insulating barrier girdling device cutting insulating barrier |
| CN201310197602.6A CN103259223B (en) | 2013-05-24 | 2013-05-24 | Insulated conductor insulating layer loop cutter and method for cutting insulating layer |
| JP2015542157A JP5957149B2 (en) | 2013-05-24 | 2013-12-24 | Insulated wire insulation layer ring cutter and insulation layer cutting method |
| PCT/CN2013/090304 WO2014187131A1 (en) | 2013-05-24 | 2013-12-24 | Circular cutter for insulation layer of insulated conductor and method for cutting insulation layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310197602.6A CN103259223B (en) | 2013-05-24 | 2013-05-24 | Insulated conductor insulating layer loop cutter and method for cutting insulating layer |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410192965.5A Division CN103956690B (en) | 2013-05-24 | 2013-05-24 | Use the method for insulated conductor insulating barrier girdling device cutting insulating barrier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103259223A CN103259223A (en) | 2013-08-21 |
| CN103259223B true CN103259223B (en) | 2014-07-09 |
Family
ID=48963001
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310197602.6A Active CN103259223B (en) | 2013-05-24 | 2013-05-24 | Insulated conductor insulating layer loop cutter and method for cutting insulating layer |
| CN201410192965.5A Active CN103956690B (en) | 2013-05-24 | 2013-05-24 | Use the method for insulated conductor insulating barrier girdling device cutting insulating barrier |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410192965.5A Active CN103956690B (en) | 2013-05-24 | 2013-05-24 | Use the method for insulated conductor insulating barrier girdling device cutting insulating barrier |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5957149B2 (en) |
| CN (2) | CN103259223B (en) |
| WO (1) | WO2014187131A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259223B (en) * | 2013-05-24 | 2014-07-09 | 国家电网公司 | Insulated conductor insulating layer loop cutter and method for cutting insulating layer |
| CN113084914A (en) * | 2021-03-18 | 2021-07-09 | 马鞍山市欧林机械设备有限公司 | Knife pad for lithium battery splitting machine and processing method thereof |
| CN115377879A (en) * | 2022-08-09 | 2022-11-22 | 国网河北省电力有限公司邢台供电分公司 | Hot-melting handheld cable stripper |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5820205B2 (en) * | 1977-05-31 | 1983-04-22 | 矢崎総業株式会社 | Corrugated metal sheath stripping tool |
| JPH0642616Y2 (en) * | 1992-06-19 | 1994-11-09 | 株式会社松阪鉄工所 | Tool for stripping cladding |
| GB2333733A (en) * | 1998-01-28 | 1999-08-04 | Uponor Ltd | Wrap around pipe preparing tool |
| JP4139875B2 (en) * | 1999-03-19 | 2008-08-27 | 日本電話施設株式会社 | Cable receiving tube cutting device |
| SE519152C2 (en) * | 2001-12-19 | 2003-01-21 | Pressmaster Ab | Cable Stripping Tools |
| CN2582095Y (en) * | 2002-10-25 | 2003-10-22 | 北京兆丰恒瑞科技有限公司 | Portable telescopic hidden flagpole |
| CN201562920U (en) * | 2009-12-03 | 2010-08-25 | 河南省电力公司平顶山供电公司 | Pipe cutter for stripping cable |
| CN102468625A (en) * | 2010-11-10 | 2012-05-23 | 齐先锋 | Novel structure of cable stripping machine |
| JP2012186955A (en) * | 2011-03-07 | 2012-09-27 | Asahi Electric Works Ltd | Electric wire step-peeling cutter |
| CN202678823U (en) * | 2012-03-28 | 2013-01-16 | 国家电网公司 | Jacking tool for tower ground wire clamp |
| CN202797529U (en) * | 2012-09-07 | 2013-03-13 | 公牛集团有限公司 | Tie type moving socket fixing structure |
| CN203233108U (en) * | 2013-05-24 | 2013-10-09 | 国家电网公司 | Looping cutting device for insulating layer of insulated wire |
| CN103259223B (en) * | 2013-05-24 | 2014-07-09 | 国家电网公司 | Insulated conductor insulating layer loop cutter and method for cutting insulating layer |
-
2013
- 2013-05-24 CN CN201310197602.6A patent/CN103259223B/en active Active
- 2013-05-24 CN CN201410192965.5A patent/CN103956690B/en active Active
- 2013-12-24 WO PCT/CN2013/090304 patent/WO2014187131A1/en active Application Filing
- 2013-12-24 JP JP2015542157A patent/JP5957149B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103956690A (en) | 2014-07-30 |
| CN103956690B (en) | 2016-03-02 |
| CN103259223A (en) | 2013-08-21 |
| JP5957149B2 (en) | 2016-07-27 |
| JP2016500244A (en) | 2016-01-07 |
| WO2014187131A1 (en) | 2014-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202678850U (en) | Tool for peeling insulating layer of wire in distribution line | |
| CN103259223B (en) | Insulated conductor insulating layer loop cutter and method for cutting insulating layer | |
| CN203722145U (en) | Peeling machine | |
| CN205863795U (en) | The wire stripping head of cable punck-down block | |
| CN102064500A (en) | Stripping tool for overhead wire insulating layer | |
| CN205081402U (en) | Longitudinal peeling machine for electric wire and electric cable | |
| CN201616621U (en) | Stripping and cutting tool for insulating layer of cable | |
| CN203233108U (en) | Looping cutting device for insulating layer of insulated wire | |
| CN104917113A (en) | Appliance for stripping cable sheath | |
| CN104300446A (en) | Middle wire stripper for insulated wire | |
| CN204258175U (en) | Wire stripper in the middle of insulated conductor | |
| CN206727547U (en) | A kind of wire stripper | |
| CN204615292U (en) | Waist mould efficiently opened by a kind of electric wire | |
| CN204205447U (en) | The longitudinal peeling machine of a kind of electric wire | |
| CN103928875B (en) | Cable skin wire stripper | |
| CN204886026U (en) | Cable wire stripper | |
| CN204720766U (en) | The interior lines peeling procedure of full-automatic three spigot handsets | |
| CN203646139U (en) | Portable branch clippers | |
| CN204361588U (en) | Insulated wire Special wire stripping clamps | |
| CN203660432U (en) | Automatic cable stripping machine | |
| CN202103303U (en) | Integrated wire separating, peeling, and trimming device | |
| CN104868402A (en) | High-efficiency electric wire waist opening mould | |
| CN201838942U (en) | Conducting wire peeling tool | |
| CN205201584U (en) | Heating edge tool | |
| CN103259154A (en) | Wire inner core drawing and cutting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID HEBEI ELECTRIC POWER COMPANY HENGSHUI P Free format text: FORMER OWNER: HEBEI ELECTRIC POWER CORPORATION HENGSHUI POWER SUPPLY COMPANY Effective date: 20131224 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20131224 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: State Grid Hebei Electric Power Company Applicant after: Hengshui Power Supply Branch, State Grid Hebei Electric Power Co., Ltd. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: Hebei Electric Power Corporation Applicant before: Hengshui Power Supply Company |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |