CN104795173A - Communication cable and production method thereof - Google Patents
Communication cable and production method thereof Download PDFInfo
- Publication number
- CN104795173A CN104795173A CN201510142281.9A CN201510142281A CN104795173A CN 104795173 A CN104795173 A CN 104795173A CN 201510142281 A CN201510142281 A CN 201510142281A CN 104795173 A CN104795173 A CN 104795173A
- Authority
- CN
- China
- Prior art keywords
- insulating barrier
- wire
- layer
- secondary shielding
- shielding layer
- 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.)
- Granted
Links
Abstract
The invention discloses a communication cable and a production method thereof. The communication cable comprises a circular cable core, a first insulating layer, a plurality of first shielding layers, grounding wires, leads, filler, a second shielding layer, a foaming layer, a second insulating layer and a jacket, wherein the circular cable core is disposed in the middle, the first insulating layer is disposed on the surface of the circular cable core, the first shielding layers are disposed on the first insulating layer, a plurality of leads and one grounding wire which are stranded in an S-shaped manner are disposed between every two first shielding layers, and the filler is disposed around the leads and the grounding wire. The communication cable is good in strength and long in service life, and high-frequency, large-capacity and high-speed transmission of the cable is effectively guaranteed by the action of the double shielding layers.
Description
[technical field]
The present invention relates to the technical field of the technical field of cable, particularly telecommunication cable.
[background technology]
The service life of telecommunication cable is longer, communication distance is far away, capacity is large, and quality is high, reliable and stable, good confidentiality, can put telephone lines into operation, telegram, fax and transfer of data, coaxial cable can also open TV, and therefore telecommunication cable is widely used in field of communication transmission, but digital communications network constantly to multi-functional, high-frequency, Large Copacity and two-forty development, is had higher requirement to the shielding properties of cable for digital communication electromagnetism interference.The interference be subject to of telecommunication cable is not only from the Electromagnetic Interference of outside, and the Electromagnetic Interference between the inner each wire of cable also can cause the phenomenon such as echo, cross-talk, is therefore necessary to propose a kind of telecommunication cable.
[summary of the invention]
Object of the present invention solves the problems of the prior art exactly, proposes a kind of telecommunication cable, can the effectively electromagnetic interference in shielded type cable inside and outside, improves the effect of information transmission.
For achieving the above object, the present invention proposes a kind of telecommunication cable, comprise circular core, first insulating barrier, first screen, earth connection, wire, filler, secondary shielding layer, foaming layer, second insulating barrier, sheath, described circular core is located at central authorities, described round wire wicking surface is provided with the first insulating barrier, described first insulating barrier is provided with several the first screens, some wires and an earth connection is provided with between every two the first screens, wire and earth connection is S-shaped twists together, filler is provided with around wire and earth connection, described secondary shielding layer is wrapped in the periphery of wire and the first screen, described secondary shielding layer is connected in the first screen, the outside of secondary shielding layer is located in described foaming layer, described second insulating barrier is located at the outside of foaming layer, the outside of the second insulating barrier is located at by described sheath.
As preferably, described wire is concentric conductor, wire is made up of inner wire, the 3rd insulating barrier, outer conductor layer and jacket layer, and described inner wire, the 3rd insulating barrier, outer conductor layer and jacket layer are radially arranged successively from inside to outside, and cable can be made to have good audio transmission effect.
As preferably, described circular core is a steel wire rope, and the diameter of circular core is 1.9 ~ 2.1 ㎜, can increase the intensity of cable, increases useful life.
As preferably, described first screen is installed between the first insulating barrier and secondary shielding layer, and the quantity of the first screen is 4, in 90 ° of vertical distribution between every two the first screens.
As preferably, described filler adopts asbestos cord, and filler is filled in the first screen, secondary shielding layer, space between wire and earth connection, the construction of cable can be made to stablize, keep rounding.
As preferably, described secondary shielding layer adopts tinfoil paper band and copper strips, and described tinfoil paper band becomes an entirety with the mutual interlacing of copper strips, the width of tinfoil paper band and copper strips is 9.9 ~ 10.1 ㎜, count is 90%, and different materials can shield more interference, increases shield effectiveness.
In order to realize technical purpose of the present invention better, the present invention also proposes a kind of production method of cable as above, and its concrete steps are as follows:
A) wire traction is drawn into the circular core of 1.9 ~ 2.1 ㎜, after low density polyethylene (LDPE) and ethylene-propylene rubber being mixed, after heating, extrusion molding forms the first insulating barrier in wire surface;
B) PET film is made rectangular slat shape and form the first screen, in 90 °, four the first screens are installed between two at round wire wicking surface;
C) inner wire surface co-extrusion machine is radially extruded from inside to outside successively the 3rd insulating barrier, outer conductor layer and jacket layer and make wire, every two wires and an earth connection pair twister are twisted into an entirety and are positioned in the gap between the first screen, and with filler, gap-fill is full;
D) on the surface of cable inside, tinfoil paper band and copper strips are woven into secondary shielding layer with braiding machine, then extrude foaming layer, the second insulating barrier and sheath from inside to outside successively in secondary shielding layer outside, the thickness of secondary shielding layer, foaming layer, the second insulating barrier and sheath is 0.9 ~ 1.1 ㎜.
As preferably, in steps d) in, the detailed process extruding foaming layer is as follows: be placed in mixer with the nucleation masterbatch agent of 15 ~ 20kg by 100kg low density polyethylene (LDPE) and mix, compound is more successively by 125 ~ 135 DEG C, the heating region of 180 ~ 190 DEG C and 190 ~ 200 DEG C, then it is 190 ~ 200 DEG C in the temperature of die head, front-seat coolant water temperature is 45 DEG C, extruded velocity is 300r/min, hauling speed is 550r/min, adding nitrogen makes extrusion pressure be under the condition of 3.0 ~ 3.2MPa, make compound foaming and setting on the outer surface of secondary shielding layer, foam degrees is 50%.
As preferably, step a) and d) in, the detailed process extruding the first insulating barrier and the second insulating barrier is as follows: be placed in mixer with 8 ~ 10kg ethylene-propylene rubber glue by 100kg high density polyethylene (HDPE) and mix, then, compound is successively by 95 ~ 105 DEG C, 180 ~ 190 DEG C, the heating region of 250 ~ 260 DEG C and 270 ~ 280 DEG C, then it is 270 ~ 280 DEG C in the temperature of die head, front-seat coolant water temperature is 45 DEG C, extruded velocity is 300r/min, hauling speed is under the condition of 550r/min, outer surface compound being wrapped in circular core and foaming layer forms the first insulating barrier and the second insulating barrier.
Beneficial effect of the present invention: the present invention is by installing in cable inside the circular core that a steel wire makes additional, add intensity and the useful life of cable, wire can disperse by screen uniformly that install in cable inside, interference between shielded conductor, the screen of cable outer layer uses tinfoil paper band and copper strips simultaneously, tinfoil paper band and copper strips are woven into by braiding machine the screen that density is 90%, the shield effectiveness of conventional screening layers of comparing is better, and the interaction energy of dual shield layer effectively ensures the transmission of cable high-frequency, Large Copacity and two-forty.
Feature of the present invention and advantage will be described in detail by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the structural representation of a kind of telecommunication cable of the present invention;
Fig. 2 is the main pseudosection of the wire of a kind of telecommunication cable of the present invention;
Fig. 3 is the structural representation of the secondary shielding layer of a kind of telecommunication cable of the present invention;
Fig. 4 is the concrete steps FB(flow block) of a kind of telecommunication cable of the present invention.
In figure: the circular core of 1-, 2-first insulating barrier, 3-first screen, 4-earth connection, 5-wire, 6-filler, 7-secondary shielding layer, 8-foaming layer, 9-second insulating barrier, 10-sheath, 51-inner wire, 52-the 3rd insulating barrier, 53-outer conductor, 54-jacket layer, 71-tinfoil paper band, 72-copper strips.
[embodiment]
Consult Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of telecommunication cable of the present invention, comprise circular core 1, first insulating barrier 2, first screen 3, earth connection 4, wire 5, filler 6, secondary shielding layer 7, foaming layer 8, second insulating barrier 9, sheath 10, described circular core 1 is located at central authorities, described circular core 1 surface is provided with the first insulating barrier 2, described first insulating barrier 2 is provided with several the first screens 3, some wires 5 and an earth connection 4 is provided with between every two the first screens 3, wire 5 and earth connection 4 is S-shaped twists together, filler 6 is provided with around wire 5 and earth connection 4, described secondary shielding layer 7 is wrapped in the periphery of wire 5 and the first screen 3, described secondary shielding layer 7 is connected in the first screen 3, the outside of secondary shielding layer 7 is located in described foaming layer 8, described second insulating barrier 9 is located at the outside of foaming layer 8, the outside of the second insulating barrier 9 is located at by described sheath 10.
Described wire 5 is concentric conductor, wire 5 is by inner wire 51, 3rd insulating barrier 52, outer conductor layer 53 and jacket layer 54 form, described inner wire 51, 3rd insulating barrier 52, outer conductor layer 53 and jacket layer 54 are radially arranged successively from inside to outside, described circular core 1 is a steel wire rope, the diameter of circular core is 1.9 ~ 2.1 ㎜, described first screen 3 is installed between the first insulating barrier 2 and secondary shielding layer 7, the quantity of the first screen 3 is 4, in 90 ° of vertical distribution between every two the first screens 3, described filler 6 adopts asbestos cord, filler 6 is filled in the first screen 3, secondary shielding layer 7, in space between wire 5 and earth connection 4, described secondary shielding layer 7 adopts tinfoil paper band 71 and copper strips 72, described tinfoil paper band 71 and copper strips 72 mutually interlacing become an entirety, the width of tinfoil paper band 71 and copper strips 72 is 9.9 ~ 10.1 ㎜, count is 90%.
In order to realize technical purpose of the present invention better, the present invention also proposes a kind of production method of cable as above, and its concrete steps are as follows:
A) wire traction is drawn into the circular core 1 of 1.9 ~ 2.1 ㎜, after low density polyethylene (LDPE) and ethylene-propylene rubber being mixed, after heating, extrusion molding forms the first insulating barrier 2 in wire surface;
B) PET film is made rectangular slat shape and form the first screen 3, in 90 °, four the first screens 3 are installed between two on circular core 1 surface;
C) inner wire 51 surface co-extrusion machine is radially extruded the 3rd insulating barrier 52, outer conductor layer 53 and jacket layer 54 from inside to outside successively and make wire 5, every two wires 5 and earth connection 4 pair twister is twisted in the gap that an entirety is positioned between the first screen 3, and with filler 6, gap-fill is full;
D) on the surface of cable inside, tinfoil paper band 71 and copper strips 72 are woven into secondary shielding layer 7 with braiding machine, then extrude foaming layer 8, second insulating barrier 9 and sheath 10 from inside to outside successively in secondary shielding layer 7 outside, the thickness of secondary shielding layer 7, foaming layer 8, second insulating barrier 9 and sheath 10 is 0.9 ~ 1.1 ㎜.
In steps d) in, the detailed process extruding foaming layer 8 is as follows: be placed in mixer with the nucleation masterbatch agent of 15 ~ 20kg by 100kg low density polyethylene (LDPE) and mix, compound is more successively by 125 ~ 135 DEG C, the heating region of 180 ~ 190 DEG C and 190 ~ 200 DEG C, then it is 190 ~ 200 DEG C in the temperature of die head, front-seat coolant water temperature is 45 DEG C, extruded velocity is 300r/min, hauling speed is 550r/min, adding nitrogen makes extrusion pressure be under the condition of 3.0 ~ 3.2MPa, make compound foaming and setting on the outer surface of secondary shielding layer 7, foam degrees is 50%, step a) and d) in, the detailed process extruding the first insulating barrier 2 and the second insulating barrier 9 is as follows: be placed in mixer with 8 ~ 10kg ethylene-propylene rubber glue by 100kg high density polyethylene (HDPE) and mix, then, compound is successively by 95 ~ 105 DEG C, 180 ~ 190 DEG C, the heating region of 250 ~ 260 DEG C and 270 ~ 280 DEG C, then it is 270 ~ 280 DEG C in the temperature of die head, front-seat coolant water temperature is 45 DEG C, extruded velocity is 300r/min, hauling speed is under the condition of 550r/min, outer surface compound being wrapped in circular core 1 and foaming layer 8 forms the first insulating barrier 2 and the second insulating barrier 9.
The course of work of the present invention:
A kind of telecommunication cable of the present invention in the course of the work, circular core 1 is positioned at the central authorities of whole cable, circular core 1 outer wrap one deck first insulated tube 2, can the normal work of the circular core 1 of protection not interfere with guidewire 5, circular core 1 is a wire, the intensity and useful life that increase cable can be had, described inner wire 51 surface co-extrusion machine radially extrudes the 3rd insulating barrier 52 from inside to outside successively, outer conductor layer 53 and jacket layer 54 make wire 5, every two wires 5 and earth connection 4 pair twister is twisted in the gap that an entirety is positioned between the first screen 3, this structure can interference between shielded conductor 5, and it is with filler 6, gap-fill is full, the construction of cable can be made to stablize, keep rounding, the secondary shielding layer 7 of cable outer layer uses tinfoil paper band 71 and copper strips 72 simultaneously, tinfoil paper band 71 and copper strips 72 are woven into by braiding machine the screen that density is 90%, the shield effectiveness of conventional screening layers of comparing is better, the interaction energy of dual shield layer effectively ensures cable high-frequency, the transmission of Large Copacity and two-forty.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, anyly all belongs to protection scope of the present invention to the scheme after simple transformation of the present invention.
Claims (9)
1. a telecommunication cable, it is characterized in that: comprise circular core (1), first insulating barrier (2), first screen (3), earth connection (4), wire (5), filler (6), secondary shielding layer (7), foaming layer (8), second insulating barrier (9), sheath (10), described circular core (1) is located at central authorities, described circular core (1) surface is provided with the first insulating barrier (2), described first insulating barrier (2) is provided with several the first screens (3), some wires (5) and an earth connection (4) is provided with between every two the first screens (3), wire (5) and earth connection (4) is S-shaped twists together, wire (5) and earth connection (4) are provided with filler (6) around, described secondary shielding layer (7) is wrapped in the periphery of wire (5) and the first screen (3), described secondary shielding layer (7) is connected in the first screen (3), the outside of secondary shielding layer (7) is located in described foaming layer (8), described second insulating barrier (9) is located at the outside of foaming layer (8), the outside of the second insulating barrier (9) is located at by described sheath (10).
2. a kind of telecommunication cable as claimed in claim 1, it is characterized in that: described wire (5) is concentric conductor, wire (5) is made up of inner wire (51), the 3rd insulating barrier (52), outer conductor layer (53) and jacket layer (54), and described inner wire (51), the 3rd insulating barrier (52), outer conductor layer (53) and jacket layer (54) are radially arranged successively from inside to outside.
3. a kind of telecommunication cable as claimed in claim 1, is characterized in that: described circular core (1) is a steel wire rope, and the diameter of circular core is 1.9 ~ 2.1 ㎜.
4. a kind of telecommunication cable as claimed in claim 1, it is characterized in that: described first screen (3) is installed between the first insulating barrier (2) and secondary shielding layer (7), the quantity of the first screen (3) is 4, in 90 ° of vertical distribution between every two the first screens (3).
5. a kind of telecommunication cable as claimed in claim 1, it is characterized in that: described filler (6) adopts asbestos cord, filler (6) is filled in the first screen (3), secondary shielding layer (7), space between wire (5) and earth connection (4).
6. a kind of telecommunication cable as claimed in claim 1, it is characterized in that: described secondary shielding layer (7) adopts tinfoil paper band (71) and copper strips (72), described tinfoil paper band (71) and copper strips (72) mutually interlacing become an entirety, the width of tinfoil paper band (71) and copper strips (72) is 9.9 ~ 10.1 ㎜, and count is 90%.
7. a production method for telecommunication cable, is characterized in that: its concrete steps are as follows:
A) wire traction is drawn into the circular core (1) of 1.9 ~ 2.1 ㎜, after low density polyethylene (LDPE) and ethylene-propylene rubber being mixed, after heating, extrusion molding forms the first insulating barrier (2) in wire surface;
B) PET film is made rectangular slat shape and form the first screen (3), in 90 °, four the first screens (3) are installed between two on circular core (1) surface;
C) inner wire (51) surface co-extrusion machine is radially extruded the 3rd insulating barrier (52), outer conductor layer (53) and jacket layer (54) from inside to outside successively and make wire (5), every two wires (5) and earth connection (4) are twisted in the gap that an entirety is positioned between the first screen (3) with pair twister, and with filler (6), gap-fill is full;
D) on the surface of cable inside, tinfoil paper band (71) and copper strips (72) are woven into secondary shielding layer (7) with braiding machine, then extrude foaming layer (8), the second insulating barrier (9) and sheath (10) from inside to outside successively in secondary shielding layer (7) outside, the thickness of secondary shielding layer (7), foaming layer (8), the second insulating barrier (9) and sheath (10) is 0.9 ~ 1.1 ㎜.
8. the production method of a kind of telecommunication cable as claimed in claim 7, it is characterized in that: in steps d) in, the detailed process extruding foaming layer (8) is as follows: be placed in mixer with the nucleation masterbatch agent of 15 ~ 20kg by 100kg low density polyethylene (LDPE) and mix, compound is more successively by 125 ~ 135 DEG C, the heating region of 180 ~ 190 DEG C and 190 ~ 200 DEG C, then it is 190 ~ 200 DEG C in the temperature of die head, front-seat coolant water temperature is 45 DEG C, extruded velocity is 300r/min, hauling speed is 550r/min, adding nitrogen makes extrusion pressure be under the condition of 3.0 ~ 3.2MPa, make compound foaming and setting on the outer surface of secondary shielding layer (7), foam degrees is 50%.
9. the production method of a kind of telecommunication cable as claimed in claim 7, it is characterized in that: step a) and d) in, the detailed process extruding the first insulating barrier (2) and the second insulating barrier (9) is as follows: be placed in mixer with 8 ~ 10kg ethylene-propylene rubber glue by 100kg high density polyethylene (HDPE) and mix, then, compound is successively by 95 ~ 105 DEG C, 180 ~ 190 DEG C, the heating region of 250 ~ 260 DEG C and 270 ~ 280 DEG C, then it is 270 ~ 280 DEG C in the temperature of die head, front-seat coolant water temperature is 45 DEG C, extruded velocity is 300r/min, hauling speed is under the condition of 550r/min, outer surface compound being wrapped in circular core (1) and foaming layer (8) forms the first insulating barrier (2) and the second insulating barrier (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510142281.9A CN104795173B (en) | 2015-03-30 | 2015-03-30 | Production method of communication cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510142281.9A CN104795173B (en) | 2015-03-30 | 2015-03-30 | Production method of communication cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104795173A true CN104795173A (en) | 2015-07-22 |
| CN104795173B CN104795173B (en) | 2017-02-22 |
Family
ID=53559922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510142281.9A Active CN104795173B (en) | 2015-03-30 | 2015-03-30 | Production method of communication cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104795173B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6596944B1 (en) * | 1997-04-22 | 2003-07-22 | Cable Design Technologies, Inc. | Enhanced data cable with cross-twist cabled core profile |
| US20040035603A1 (en) * | 1999-02-25 | 2004-02-26 | William Clark | Multi-pair data cable with configurable core filling and pair separation |
| CN200993895Y (en) * | 2006-12-06 | 2007-12-19 | 江苏江扬电缆有限公司 | Indoor-outdoor high performance data cable |
| CN201359880Y (en) * | 2009-02-12 | 2009-12-09 | 扬州赛格线缆有限公司 | High frequency data transmission cable |
| CN201663014U (en) * | 2010-04-23 | 2010-12-01 | 天津亿鑫通科技股份有限公司 | High elasticity soft type medical data cable |
| CN201749728U (en) * | 2009-11-26 | 2011-02-16 | 领迅电线工业(上海)有限公司 | UTP data cable of semi-shielded 10G Ethernet |
| CN202720963U (en) * | 2012-07-17 | 2013-02-06 | 年锋电缆(苏州)有限公司 | A reinforced data cable |
| CN103093887A (en) * | 2013-01-28 | 2013-05-08 | 蒋菊生 | Cross-shaped framework and cables with cross-shaped framework adopted |
| CN203366846U (en) * | 2013-06-03 | 2013-12-25 | 安徽国华电缆集团有限公司 | Communication cable for digital signal transmission |
| CN204066871U (en) * | 2014-08-27 | 2014-12-31 | 浙江盛洋科技股份有限公司 | A kind of Novel shielding CAT6/FTP data cable |
| CN204516468U (en) * | 2015-03-30 | 2015-07-29 | 嘉兴奥亿普数据电缆有限公司 | A kind of telecommunication cable |
-
2015
- 2015-03-30 CN CN201510142281.9A patent/CN104795173B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6596944B1 (en) * | 1997-04-22 | 2003-07-22 | Cable Design Technologies, Inc. | Enhanced data cable with cross-twist cabled core profile |
| US20040035603A1 (en) * | 1999-02-25 | 2004-02-26 | William Clark | Multi-pair data cable with configurable core filling and pair separation |
| CN200993895Y (en) * | 2006-12-06 | 2007-12-19 | 江苏江扬电缆有限公司 | Indoor-outdoor high performance data cable |
| CN201359880Y (en) * | 2009-02-12 | 2009-12-09 | 扬州赛格线缆有限公司 | High frequency data transmission cable |
| CN201749728U (en) * | 2009-11-26 | 2011-02-16 | 领迅电线工业(上海)有限公司 | UTP data cable of semi-shielded 10G Ethernet |
| CN201663014U (en) * | 2010-04-23 | 2010-12-01 | 天津亿鑫通科技股份有限公司 | High elasticity soft type medical data cable |
| CN202720963U (en) * | 2012-07-17 | 2013-02-06 | 年锋电缆(苏州)有限公司 | A reinforced data cable |
| CN103093887A (en) * | 2013-01-28 | 2013-05-08 | 蒋菊生 | Cross-shaped framework and cables with cross-shaped framework adopted |
| CN203366846U (en) * | 2013-06-03 | 2013-12-25 | 安徽国华电缆集团有限公司 | Communication cable for digital signal transmission |
| CN204066871U (en) * | 2014-08-27 | 2014-12-31 | 浙江盛洋科技股份有限公司 | A kind of Novel shielding CAT6/FTP data cable |
| CN204516468U (en) * | 2015-03-30 | 2015-07-29 | 嘉兴奥亿普数据电缆有限公司 | A kind of telecommunication cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104795173B (en) | 2017-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201611593U (en) | Mining power cable | |
| CN107731416B (en) | Manufacturing method of special polyvinyl chloride insulated electronic wire and electronic wire | |
| CN102760527A (en) | Digital symmetrical cable and manufacturing technology thereof | |
| JP2019169457A (en) | Hdmi photoelectric composite cable and production method thereof | |
| CN105551677A (en) | Ultrahigh frequency digital communication cable and preparation method thereof | |
| AU2017101785A4 (en) | Insulated core wire, CMP grade high-flame-retardant data cable, and manufacturing processes for the two | |
| CN106981340A (en) | A kind of non-metallic material coats the unmasked type anti-interference data cable and preparation method of cable core | |
| CN105448420A (en) | High frequency data cable of 1200 MHz | |
| CN201655350U (en) | Transponder data transmission cable | |
| CN102592742A (en) | Cable for 3G data communication | |
| CN104240850A (en) | Production method for high-performance data cable | |
| CN104795170B (en) | 40G pbs high frequency signal transmission connecting line and production technology thereof | |
| CN104795173A (en) | Communication cable and production method thereof | |
| CN204516468U (en) | A kind of telecommunication cable | |
| CN205451903U (en) | Superfrequency digital communication cable | |
| CN201717020U (en) | Multi-core industrial circuit control cable containing power lines | |
| CN204596529U (en) | 40G pbs high-frequency signal transmission link | |
| CN107240744B (en) | Low-loss braided cable and manufacturing method thereof | |
| CN203521039U (en) | Vehicle-mounted bridge-crossing-data communication cable | |
| CN202487281U (en) | Electric cable for 3G data communication | |
| CN202650703U (en) | Light-weight and thin-wall insulated communication cable used in ships and warships | |
| CN102368407B (en) | Long distance transmission digit instrument cable and manufacturing method thereof | |
| CN217444153U (en) | Dragging and wrapping cable | |
| CN201904105U (en) | Digital closed-circuit television cable for ship and ocean engineering | |
| CN103996440A (en) | Light watertight cable and manufacturing method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A kind of production method of communication cable Effective date of registration: 20220808 Granted publication date: 20170222 Pledgee: Tongyuan sub branch of Zhejiang Haiyan Rural Commercial Bank Co.,Ltd. Pledgor: JIAXING AOYIPU DATA CABLE CO.,LTD. Registration number: Y2022330001654 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230828 Granted publication date: 20170222 Pledgee: Tongyuan sub branch of Zhejiang Haiyan Rural Commercial Bank Co.,Ltd. Pledgor: JIAXING AOYIPU DATA CABLE CO.,LTD. Registration number: Y2022330001654 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A production method for communication cables Effective date of registration: 20230904 Granted publication date: 20170222 Pledgee: Tongyuan sub branch of Zhejiang Haiyan Rural Commercial Bank Co.,Ltd. Pledgor: JIAXING AOYIPU DATA CABLE CO.,LTD. Registration number: Y2023330001944 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |