CN112687465B - High-voltage damping engine ignition wire and preparation process thereof - Google Patents
High-voltage damping engine ignition wire and preparation process thereof Download PDFInfo
- Publication number
- CN112687465B CN112687465B CN202110028272.2A CN202110028272A CN112687465B CN 112687465 B CN112687465 B CN 112687465B CN 202110028272 A CN202110028272 A CN 202110028272A CN 112687465 B CN112687465 B CN 112687465B
- Authority
- CN
- China
- Prior art keywords
- wire
- cable
- doubling
- cable cylinder
- rotating shaft
- 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
Images
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The invention provides a high-voltage damping engine ignition wire and a preparation process thereof, wherein the preparation process comprises the following steps of collecting a first cable of a primary coil and a second cable of a secondary coil which are wound outside an iron core into a first cable cylinder, and then collecting a second cable of the primary coil and the second cable of the secondary coil which are wound outside the iron core into a second cable cylinder; compared with the prior art, the invention has the following beneficial effects that the thin cables on the first cable cylinder and the second cable cylinder pass through the doubling hole and the doubling ring, and one ends of the two thin cables are twisted into the stranded wire by hands: by adding the wire winding motor, the wire twisting motor, the wire collecting cable cylinder, the first cable cylinder and the second cable cylinder, the motor is used for providing wire twisting power and wire winding power, the uniform and stable wire winding speed of wire twisting force can be guaranteed, the manufactured wire twisting can be guaranteed to have better quality, the cost is reduced, and the wire twisting machine is more convenient to use.
Description
Technical Field
The invention belongs to the field of ignition wire preparation devices, and particularly relates to a high-voltage damping engine ignition wire and a preparation process thereof.
Background
The automobile engine is a device for providing power for an automobile, is the heart of the automobile and determines the dynamic property, the economical efficiency, the stability and the environmental protection property of the automobile. According to different power sources, the automobile engine can be divided into a diesel engine, a gasoline engine, an electric automobile motor, hybrid power and the like. Common gasoline engines and diesel engines belong to reciprocating piston internal combustion engines, and convert chemical energy of fuel into mechanical energy of piston motion and output power outwards. The gasoline engine has high rotating speed, low quality, low noise, easy starting and low manufacturing cost; the diesel engine has large compression ratio, high heat efficiency, and better economic performance and emission performance than the gasoline engine. At present, an ignition wire of an automobile engine is manufactured by combining a plurality of wires, current has an edge effect, the current of a large-diameter wire only flows through the outer surface of the wire, and a plurality of strands of thin wires are required to be manufactured into a thick wire, so that the current intensity of the ignition wire during ignition can be ensured to be larger.
However, the labor and time are wasted when the worker manually twists and gathers the wires, the working efficiency is low, the labor intensity of the worker is high, and the twisting distances of the twisted wires are not uniform and inconsistent.
Accordingly, there is a need for a high pressure damped ignition wire for engines and a process for making the same.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a high-voltage damping engine ignition wire preparation device, which solves the problems in the background art by adding a take-up motor, a stranded wire motor, a collection cable roller, a first cable cylinder and a second cable cylinder.
The technical scheme of the invention is realized as follows: a preparation process of a high-voltage damping engine ignition wire comprises an iron core, a primary coil and a secondary coil, wherein the primary coil and the secondary coil are sequentially wound outside the iron core, and the preparation process comprises the following steps:
(1) collecting the first cables of the primary coil and the secondary coil wound outside the iron core into a first cable cylinder, and then collecting the second cables of the primary coil and the secondary coil wound outside the iron core into a second cable cylinder;
(2) the thin cables on the first cable cylinder and the second cable cylinder penetrate through the doubling holes and the doubling rings, and one ends of the two thin cables are twisted into stranded wires by hands;
the steps (1) and (2) require a device for preparing a high-pressure damping engine ignition wire, which comprises: collect a cable section of thick bamboo, receive line motor, stranded conductor motor, strand board, a cable section of thick bamboo and No. two cable sections of thick bamboo, its characterized in that: a take-up rotating shaft is arranged in the collection cable drum, a fixed clamping block is arranged on the circumferential surface of the take-up rotating shaft, a take-up motor is arranged on the right end face of the take-up rotating shaft, a motor base is arranged on the lower surface of the take-up motor, the left end surface of the take-up rotating shaft is connected with the connecting shaft through a locking block, a bearing is arranged on the circumferential surface of the connecting shaft, the lower end surface of the bearing is provided with a wire collecting electric push rod, the lower surface of the wire collecting electric push rod is provided with a wire collecting conveyor belt, the front end surface and the rear end surface of the take-up conveyor belt are both provided with conveyor belt bases, the first cable drum and the second cable drum are internally provided with double-drum rotating shafts, the wire doubling mechanism is characterized in that a fixing mechanism is installed on the circumferential surface of the double-drum rotating shaft, a wire doubling rod is installed on the upper surface of the stranded wire motor, and a wire doubling plate is installed on the circumferential surface of the wire doubling rod.
Furthermore, fixed clamping blocks are respectively installed at the upper end and the lower end of the circumferential surface of the take-up rotating shaft of the right end face of the collection cable cylinder, the fixing mechanism comprises a movable clamping block and springs, two springs are embedded on the circumferential surface of the take-up rotating shaft of the left end face fixed by the collection cable, and springs are embedded on the circumferential surfaces of the double-cylinder rotating shafts of the left end face and the right end face of the first cable cylinder and the second cable cylinder.
Further, the collection cable cylinder is located at the upper end of the rear end of the stranded wire plate, and the stranded wire plate is located above the rear ends of the first cable cylinder and the second cable cylinder.
Further, install the bearing housing on the circumference surface of bearing, the bearing housing is installed on the upper surface of receiving line electric push rod.
Furthermore, two doubling holes are formed in the upper surface of the doubling plate, the doubling holes are symmetrical relative to the doubling rod, and two doubling rings are mounted on the upper end surface of the doubling rod.
Furthermore, the left end face of the double-cylinder rotating shaft is connected with the first electric push rod through a locking block, and the right end face of the double-cylinder rotating shaft is connected with the second electric push rod through a locking block.
Further, the lower surface mounting of an electric push rod has a conveyer belt No. one, the lower surface mounting of No. two electric push rods has a conveyer belt No. two.
After the technical scheme is adopted, the invention has the beneficial effects that: by adding the winding motor, the stranded wire motor, the collection cable cylinder, the first cable cylinder and the second cable cylinder, the stranded wire motor can drive the doubling rod to rotate, the doubling rod drives the doubling plate and the doubling ring to rotate, at the moment, two fine wires can be twisted together in a rotating mode, the winding motor drives the winding shaft to rotate, the winding shaft rotates to drive the collection cable cylinder to rotate, the manufactured thick wires are collected on the circumferential surface of the collection cable cylinder, the collection cable cylinder drives the cables to move, the motor is used for providing stranded wire power and winding power, the uniform and stable winding speed of stranded wire force can be guaranteed, the manufactured stranded wires can be guaranteed to be better in quality, the cost is reduced, and the use is more convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of a device for preparing an ignition wire of a high-pressure damping engine according to the invention.
Fig. 2 is a side view of a device for preparing a high-pressure damping engine ignition wire of the present invention.
Fig. 3 is a top view of a wire twisting device of the ignition wire preparation device for the high-voltage damping engine according to the invention.
Fig. 4 is an enlarged view of a portion a in fig. 1.
In the figure, 1-collection cable cylinder, 2-fixed fixture block, 3-take-up motor, 4-take-up rotating shaft, 5-motor base, 6-movable fixture block, 7-spring, 8-locking block, 9-connecting shaft, 10-bearing, 11-take-up electric push rod, 12-take-up conveyor belt, 13-conveyor belt base, 14-doubling ring, 15-doubling rod, 16-doubling hole, 17-doubling plate, 18-first cable cylinder, 19-second cable cylinder, 20-double-cylinder rotating shaft, 21-second electric push rod, 22-first electric push rod, 23-first conveyor belt, 24-second conveyor belt and 25-stranded motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a high-voltage damping engine ignition wire comprises an iron core, and a primary coil and a secondary coil which are sequentially wound outside the iron core.
A preparation process of a high-voltage damping engine ignition wire comprises the following steps:
(1) the first cables of the primary coil and the secondary coil wound outside the iron core are collected into a first cable drum 18, and then the second cables of the primary coil and the secondary coil wound outside the iron core are collected into a second cable drum 19;
(2) the thin cables on the first cable drum 18 and the second cable drum 19 are passed through the doubling holes and the doubling rings and one ends of the two thin cables are twisted into a twisted wire by hand.
A high-pressure damping engine ignition wire preparation device, comprising: the wire winding device comprises a collection cable cylinder 1, a wire winding motor 3, a wire twisting motor 25, a wire twisting plate, a first cable cylinder 18 and a second cable cylinder 19, wherein a wire winding rotating shaft 4 is installed inside the collection cable cylinder 1, a fixing clamping block 2 is installed on the circumferential surface of the wire winding rotating shaft 4, the wire winding motor 3 is installed on the right end face of the wire winding rotating shaft 4, a motor base 5 is installed on the lower surface of the wire winding motor 3, the left end face of the wire winding rotating shaft 4 is connected with a connecting shaft 9 through a locking block 8, a bearing 10 is installed on the circumferential surface of the connecting shaft 9, a wire winding electric pushing rod 11 is installed on the lower end face of the bearing 10, a wire winding conveyor belt 12 is installed on the lower surface of the wire winding electric pushing rod 11, conveyor belt bases 13 are installed on the front end face and the rear end face of the wire winding conveyor belt 12, double-cylinder rotating shafts 20 are installed inside the first cable cylinder 18 and the second cable cylinder 19, and a fixing mechanism is installed on the circumferential surfaces of the double-cylinder rotating shafts 20, the left end face of the double-drum rotating shaft 20 is connected with a first electric push rod 22 through a locking block 8, the right end face of the double-drum rotating shaft 20 is connected with a second electric push rod 21 through the locking block 8, a first conveyor belt 23 is installed on the lower surface of the first electric push rod 22, a second conveyor belt 24 is installed on the lower surface of the second electric push rod 21, a doubling rod 15 is installed on the upper surface of a stranded wire motor 25, a doubling plate 17 is installed on the circumferential surface of the doubling rod 15, doubling holes 16 are formed in the upper surface and the lower surface of the doubling plate 17, and a doubling ring 14 is installed at the top of the doubling rod 15.
As an embodiment of the present invention: the upper end and the lower end of the circumferential surface of a take-up rotating shaft 4 of the right end face of a collection cable cylinder 1 are respectively provided with a fixed clamping block 2, a fixing mechanism comprises a movable clamping block 6 and a spring 7, the circumferential surface of the take-up rotating shaft 4 of the left end face fixed by a collection cable is embedded with the two springs 7, the circumferential surfaces of a double-cylinder rotating shaft 20 of the left end face and the right end face of a first cable cylinder 18 and a second cable cylinder 19 are embedded with the springs 7, the collection cable cylinder 1 is positioned at the upper end of the rear end of a twisted wire plate, the twisted wire plate is positioned above the rear ends of the first cable cylinder 18 and the second cable cylinder 19, the circumferential surface of a bearing 10 is provided with a bearing 10 shell, the bearing 10 shell is arranged on the upper surface of a take-up electric push rod 11, the upper surface of the parallel wire plate 17 is provided with two parallel wire holes 16, the parallel wire holes 16 are symmetrical relative to the parallel wire rod 15, and the upper end face of the parallel wire rod 15 is provided with two parallel wire rings 14.
As an embodiment of the present invention: firstly, raw material wires are collected on a first cable drum 18 and a second cable drum 19, a first conveyor belt 23 and a second conveyor belt 24 are opened, a first electric push rod 22 and a second electric push rod 21 are controlled to be shortened, the first conveyor belt 23 and the second conveyor belt 24 rotate to drive the first electric push rod 22 and the second electric push rod 21 to translate, a lock block 8 is separated from a double-drum rotating shaft 20, the double-drum rotating shaft 20 can be taken down, a moving clamping block 6 is pressed, the moving clamping block 6 compresses a spring 7 and enters the double-drum rotating shaft 20, the first cable drum 18 and the second cable drum 19 are strung on the double-drum rotating shaft 20, the moving clamping block 6 is loosened, the first cable drum 18 and the second cable drum 19 are moved by the moving clamping block 6, then thin cables on the first cable drum 18 and the second cable drum 19 pass through wire holes 16 and a union cable 14, and one end of each thin wire loop is twisted into a twisted wire by hand, then fixing one end of the twisted cable on the circumferential surface of the collection cable cylinder 1, opening the take-up motor 3 and the twisting motor 25, rotating the doubling rod 15 by the twisting motor 25, rotating the doubling rod 15 to drive the doubling plate 17 and the doubling ring 14 to rotate, twisting two thin cables together by the rotation, simultaneously rotating the take-up motor 3 to drive the take-up rotating shaft 4, rotating the take-up rotating shaft 4 to drive the collection cable cylinder 1 to rotate, collecting the prepared thick cables on the circumferential surface of the collection cable cylinder 1, driving the cables to move by the collection cable cylinder 1, simultaneously driving the first cable cylinder 18 and the second cable cylinder 19 to rotate, when the thick cables are all prepared and collected on the collection cable cylinder 1, opening the take-up conveyor belt 12 to move to the right, simultaneously controlling the take-up electric push rod 11 to shorten, and then separating the lock block 8 from the take-up rotating shaft 4, the collection cable drum 1 can be taken down by installing the movable fixture block 6.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A preparation process of a high-voltage damping engine ignition wire comprises an iron core, and a primary coil and a secondary coil which are sequentially wound outside the iron core, and is characterized by comprising the following steps of:
(1) collecting the first cables of the primary coil and the secondary coil wound outside the iron core into a first cable cylinder, and then collecting the second cables of the primary coil and the secondary coil wound outside the iron core into a second cable cylinder;
(2) the thin cables on the first cable cylinder and the second cable cylinder penetrate through the doubling holes and the doubling rings, and one ends of the two thin cables are twisted into stranded wires by hands;
the steps (1) and (2) require a device for preparing a high-pressure damping engine ignition wire, which comprises: collect a cable section of thick bamboo, receive line motor, stranded conductor motor, strand board, a cable section of thick bamboo and No. two cable sections of thick bamboo, its characterized in that: a take-up rotating shaft is arranged in the collection cable drum, a fixed clamping block is arranged on the circumferential surface of the take-up rotating shaft, a take-up motor is arranged on the right end face of the take-up rotating shaft, a motor base is arranged on the lower surface of the take-up motor, the left end surface of the take-up rotating shaft is connected with the connecting shaft through a locking block, a bearing is arranged on the circumferential surface of the connecting shaft, the lower end surface of the bearing is provided with a wire collecting electric push rod, the lower surface of the wire collecting electric push rod is provided with a wire collecting conveyor belt, the front end surface and the rear end surface of the take-up conveyor belt are both provided with conveyor belt bases, the first cable drum and the second cable drum are internally provided with double-drum rotating shafts, the wire doubling mechanism is characterized in that a fixing mechanism is installed on the circumferential surface of the double-drum rotating shaft, a wire doubling rod is installed on the upper surface of the stranded wire motor, and a wire doubling plate is installed on the circumferential surface of the wire doubling rod.
2. A process for preparing a high pressure damped engine ignition wire as set forth in claim 1, wherein: the collecting device is characterized in that fixed clamping blocks are respectively installed at the upper end and the lower end of the circumferential surface of the winding rotating shaft of the right end face of the collecting cable cylinder, the fixing mechanism comprises a movable clamping block and springs, two springs are embedded in the circumferential surface of the winding rotating shaft of the left end face fixed to the collecting cable cylinder, and springs are embedded in the circumferential surfaces of the double-drum rotating shafts of the left end face and the right end face of the first cable cylinder and the second cable cylinder.
3. A process for preparing a high pressure damped engine ignition wire as set forth in claim 1, wherein: the collection cable cylinder is located at the upper end of the rear end of the stranded wire plate, and the stranded wire plate is located above the rear ends of the first cable cylinder and the second cable cylinder.
4. A process for preparing a high pressure damped engine ignition wire as set forth in claim 1, wherein: the circumference surface of bearing installs the bearing housing, the bearing housing is installed on the upper surface of receiving line electric push rod.
5. A process for preparing a high pressure damped engine ignition wire as set forth in claim 1, wherein: the upper surface of the doubling plate is provided with two doubling holes, the doubling holes are symmetrical relative to the doubling rod, and the upper end surface of the doubling rod is provided with two doubling rings.
6. A process for preparing a high pressure damped engine ignition wire as set forth in claim 1, wherein: the left end face of the double-drum rotating shaft is connected with the first electric push rod through the locking block, and the right end face of the double-drum rotating shaft is connected with the second electric push rod through the locking block.
7. A process for preparing a high pressure damped engine ignition wire as set forth in claim 6, wherein: the lower surface mounting of an electric push rod has a conveyer belt, the lower surface mounting of No. two electric push rods has No. two conveyer belts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110028272.2A CN112687465B (en) | 2021-01-11 | 2021-01-11 | High-voltage damping engine ignition wire and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110028272.2A CN112687465B (en) | 2021-01-11 | 2021-01-11 | High-voltage damping engine ignition wire and preparation process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112687465A CN112687465A (en) | 2021-04-20 |
| CN112687465B true CN112687465B (en) | 2022-06-10 |
Family
ID=75456955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110028272.2A Active CN112687465B (en) | 2021-01-11 | 2021-01-11 | High-voltage damping engine ignition wire and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112687465B (en) |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT257772B (en) * | 1965-01-26 | 1967-10-25 | Micafil Ag | Device for twisting wires or other thread-like strand material |
| GB1565543A (en) * | 1976-06-08 | 1980-04-23 | Lucas Industries Ltd | Ignition coils |
| EP1137018A1 (en) * | 2000-03-23 | 2001-09-26 | Sipro S.R.L. | Device for formation of skeined sections on thin metalic wires |
| CN201522936U (en) * | 2009-11-04 | 2010-07-07 | 中山市国铨电子设备有限公司 | Fully-automatic annular wire winding machine |
| CN101818391A (en) * | 2010-04-30 | 2010-09-01 | 浙江凯成纺织机械有限公司 | Doubling double-twisting one-step twisting method and device |
| CN201729932U (en) * | 2010-04-30 | 2011-02-02 | 浙江凯成纺织机械有限公司 | Doubling double-twist one-step twisting device |
| CN103426611B (en) * | 2013-09-05 | 2016-04-27 | 东莞铭普光磁股份有限公司 | The winding method of Telecommunication Transformers and coiling group thereof |
| JP6414472B2 (en) * | 2015-01-21 | 2018-10-31 | 株式会社デンソー | Ignition coil for internal combustion engines |
| CN206349239U (en) * | 2016-08-31 | 2017-07-21 | 浙江辉波蕾汽车部件有限公司 | A kind of ignition coil |
| CN206624517U (en) * | 2017-02-23 | 2017-11-10 | 武汉璞信电力设计咨询有限公司 | A kind of cable taking-up device |
| CN206692809U (en) * | 2017-04-20 | 2017-12-01 | 绍兴健州纺织品有限公司 | One kind twisting lathe |
| JP6642524B2 (en) * | 2017-06-23 | 2020-02-05 | 株式会社村田製作所 | Manufacturing method of coil component and winding device |
| CN207827547U (en) * | 2018-02-07 | 2018-09-07 | 杨芬 | A kind of energy conservation and environmental protection electronic instrument cable classification accommodation apparatus |
| CN208240490U (en) * | 2018-06-08 | 2018-12-14 | 武汉中科开物技术有限公司 | A kind of multiple twin wire winding |
| CN109036723B (en) * | 2018-08-31 | 2020-01-07 | 淮南文峰航天电缆有限公司 | Cable stranding device |
| CN109823924B (en) * | 2019-03-25 | 2024-01-23 | 真势兴技术股份有限公司 | Pay-off rack for construction of prestressed steel strand finished product bundles |
| CN210236765U (en) * | 2019-03-25 | 2020-04-03 | 真势兴技术股份有限公司 | Pay-off rack for construction of prestressed steel strand finished product bundle |
| CN209859696U (en) * | 2019-05-07 | 2019-12-27 | 天津正标津达线缆集团有限公司 | Cable production stranded conductor device |
| CN211077974U (en) * | 2019-11-28 | 2020-07-24 | 国网浙江缙云县供电有限公司 | Cable collection device is used in distribution network construction |
| CN111477454A (en) * | 2020-05-28 | 2020-07-31 | 深圳市鹏达金电子设备有限公司 | Stranded wire bushing winding and rubber coating machine |
| CN212113457U (en) * | 2020-05-28 | 2020-12-08 | 深圳市鹏达金电子设备有限公司 | Stranded wire bushing winding and rubber coating machine |
-
2021
- 2021-01-11 CN CN202110028272.2A patent/CN112687465B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112687465A (en) | 2021-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112687465B (en) | High-voltage damping engine ignition wire and preparation process thereof | |
| CN101215991A (en) | Double cylinder opposed type generator | |
| WO2021003868A1 (en) | Opposed-piston internal combustion permanent magnet linear generator with return reset device | |
| CN1972090B (en) | An electricity generation and electromotion integrated apparatus | |
| CN103334831A (en) | Power output mechanism for diesel engine | |
| CN116436221A (en) | Weft-free belt guiding winding device for generator rotor and application method thereof | |
| CN2131989Y (en) | Double action free piston-power locomotive crew | |
| CN110513189A (en) | A kind of no flywheel in-line four cylinder confined piston generator | |
| CN211619616U (en) | A rolling equipment that is used for copper wire production in high-speed signal transmission cable | |
| CN2783621Y (en) | Electromagnetic motor | |
| CN216450794U (en) | Improved magnetic ring multi-winding threading device | |
| CN220767290U (en) | Elasticizer for producing polyester network yarns | |
| CN209352287U (en) | A kind of electrical line insulation disk of material band machine | |
| CN219567189U (en) | Mine cable laying device with electric wire arrangement structure | |
| CN217982927U (en) | Auxiliary device for steel core stranding | |
| CN219159086U (en) | Electric starting gasoline engine generator | |
| CN217108855U (en) | Maintenance hoisting device of automobile engine | |
| CN221597511U (en) | Motor stator convenient for winding | |
| CN220950589U (en) | Cable processing coiling machine | |
| CN216794812U (en) | Full-servo automatic coil inserting machine | |
| CN221150822U (en) | Cable arrangement device in wind power tower barrel | |
| CN215854352U (en) | Built-in slip ring through shaft cable drum | |
| CN221728102U (en) | Core pulling device for steam turbine generator shaft | |
| CN218509588U (en) | Flat plate type free piston linear generator | |
| CN210006542U (en) | A transposition device for filling flexible electric core of electric pile cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |