CN204650037U - A kind of layer-stranding cable with high density of optic fibre - Google Patents
A kind of layer-stranding cable with high density of optic fibre Download PDFInfo
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- CN204650037U CN204650037U CN201520250519.5U CN201520250519U CN204650037U CN 204650037 U CN204650037 U CN 204650037U CN 201520250519 U CN201520250519 U CN 201520250519U CN 204650037 U CN204650037 U CN 204650037U
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Abstract
The utility model belongs to technical field of cables, especially relates to a kind of layer-stranding cable with high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, form around the stranded many Loose tube of reinforcement, the fixed bed that all Loose tube integral coating are lived, the packed layer be positioned at outside fixed bed, any two adjacent Loose tube are mutually circumscribed, all have at least one light transmitting fiber in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.Have in the utility model structure simple, be easy to make, more save cost, stable optical performance after the temperature scope that broadens becomes, the machinery and equipment of use is simple, less investment; Block-water effect is excellent, cable core length is known, the more high main Advantageous Effects of optical cable density.
Description
Technical field
The utility model belongs to technical field of cables, especially relates to a kind of layer-stranding cable with high density of optic fibre.
Background technology
People's Republic of China's post and telecommunications industry standard: the basic structure and the requirement that define layer-stranding cable in YD/T 901-2009; its layer-stranding cable be by many Loose tube and presumable gasket for packing stranded around central reinforce member; then dress outside yarn class material at intertwist body and form cable core; cable core structure is stablized; then at cable core bag coated protective seam formation layer-stranding cable again, fill in cable core gap or do not fill the material that blocks water.Mainly there is following defect in this structure: higher for wrapping yarn class material requirement, enough intensity should be had, fracture is unlikely in machine wrapping, require that again having low temperature becomes contraction or expansion performance, if it is excessive that temperature becomes contraction, easily cause and stab Loose tube, cause fibercuts what is more, have a strong impact on communication; If warm variable expansion is excessive, wrapping can be made not tight, insecure, cause intertwist body coiling or scattering in using, Loose tube is out of shape and causes Optical Fiber Transmission performance to reduce.
On the other hand, reach effectively block water to make optical cable core, need all to fill the material that blocks water intertwist body is inside and outside, the filling of the material that blocks water needs the equipment of specialty, and not easily reaches desirable block-water effect.
Intertwist body, owing to using the wrapping of yarn class material, therefore, cannot learn the length of intertwist body by easy method; The fibre core density of layer-stranding cable of the prior art can not meet growing demand
For this reason, people expect have better method to solve the problems referred to above.
Utility model content
In order to solve the problem, the purpose of this utility model discloses a kind of layer-stranding cable with high density of optic fibre; It realizes by the following technical solutions.
In first embodiment of the present utility model, a kind of layer-stranding cable with high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, form around the stranded many Loose tube of reinforcement, the fixed bed that all Loose tube integral coating are lived, the packed layer be positioned at outside fixed bed, any two adjacent Loose tube are mutually circumscribed, all have at least one light transmitting fiber in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
There is a layer-stranding cable for high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, form around the stranded many Loose tube of reinforcement, the fixed bed that all Loose tube integral coating are lived, the packed layer be positioned at outside fixed bed, adjacent Loose tube can also be nontangential mutually between two, and the spacing maximum between adjacent Loose tube is 0.2mm; Fixed bed extend in the internal clearance of Loose tube formation, all has at least one light transmitting fiber 1 in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
A kind of layer-stranding cable with high density of optic fibre described above, it is characterized in that the material of described packed layer is polypropylene or tygon, and the material of packed layer and the material of fixed bed is not identical.
In second embodiment of the present utility model, a kind of layer-stranding cable with high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, around the stranded many Loose tube of reinforcement, the fixed bed that all Loose tube integral coating are lived is formed, the Loose tube of arbitrary neighborhood is nontangential mutually between two, and the spacing maximum between adjacent Loose tube is 0.2mm, fixed bed extend in the internal clearance of Loose tube formation, all has at least one light transmitting fiber in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
There is a layer-stranding cable for high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, around the stranded many Loose tube of reinforcement, the fixed bed that all Loose tube integral coating are lived is formed, adjacent Loose tube is mutually circumscribed, all has at least one light transmitting fiber in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
In 3rd embodiment of the present utility model, a kind of layer-stranding cable with high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores, it is characterized in that described cable core is by the reinforcement being positioned at central authorities, around at least one Loose tube that reinforcement is stranded, at least one gasket for packing, the fixed bed of all Loose tube and gasket for packing integral coating being lived is formed, when having many Loose tube, the Loose tube of arbitrary neighborhood is nontangential mutually, and the spacing maximum between adjacent Loose tube is 0.2mm, when having many gasket for packings, the gasket for packing of arbitrary neighborhood is nontangential mutually, and the spacing maximum between adjacent gasket for packing is 0.2mm, adjacent Loose tube and gasket for packing are nontangential mutually, and the spacing maximum between adjacent Loose tube and gasket for packing is 0.2mm, fixed bed extend into Loose tube, in the internal clearance that gasket for packing is formed, in every root Loose tube, all there is at least one light transmitting fiber, the quantity of Loose tube and the quantity sum of gasket for packing are not less than 3, fixed bed is liquid sealing relative to the Loose tube of inside and gasket for packing, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
There is a layer-stranding cable for high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, around the stranded at least one Loose tube of reinforcement, at least one gasket for packing, the fixed bed that all Loose tube and gasket for packing integral coating are lived is formed, when having many Loose tube, the Loose tube of arbitrary neighborhood is tangent, when having many gasket for packings, the gasket for packing of arbitrary neighborhood is tangent, adjacent Loose tube and gasket for packing are tangent, all have at least one light transmitting fiber in every root Loose tube; The quantity of Loose tube and the quantity sum of gasket for packing are not less than 3; Fixed bed is liquid sealing relative to the Loose tube of inside and gasket for packing, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that the material of described reinforcement is steel wire or fiberglass-reinforced plastic lever.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that the material of described stiffener is steel wire or fiberglass-reinforced plastic lever.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that the material of described restrictive coating is low-smoke non-halogen flame-retardant tygon or linear low density polyethylene or Low Density Polyethylene or medium density polyethylene or high density polyethylene.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that the material of described Loose tube is modified polypropene or polybutylene terephthalate.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that described light transmitting fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type.
Layer-stranding cable in the utility model have structure simple, be easy to make, more save cost, stable optical performance after the temperature scope that broadens becomes, the machinery and equipment of use is simple, less investment; Block-water effect is excellent, cable core length is known, the more high main Advantageous Effects of optical cable density.
Accompanying drawing explanation
Fig. 1 is cross-sectional structure schematic diagram of the present utility model.
Fig. 2 is the cross-sectional structure schematic diagram of the cable core used in the utility model embodiment 1.
Fig. 3 is the cross-sectional structure schematic diagram of the cable core used in the utility model embodiment 2.
Fig. 4 is the cross-sectional structure schematic diagram of the cable core used in the utility model embodiment 3.
Embodiment
embodiment 1
Ask for an interview Fig. 1 and Fig. 2, a kind of layer-stranding cable with high density of optic fibre, the restrictive coating 6 that it includes stiffener 30, is positioned at the many cable cores 10 outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core 10 by be positioned at central authorities reinforcement 3, form around the stranded many Loose tube 2 of reinforcement, the fixed bed 4 that all Loose tube integral coating are lived, the packed layer 5 be positioned at outside fixed bed, any two adjacent Loose tube are mutually circumscribed, all have at least one light transmitting fiber 1 in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
There is a layer-stranding cable for high density of optic fibre, the restrictive coating 6 that it includes stiffener 30, is positioned at the many cable cores 10 outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core 10 by be positioned at central authorities reinforcement 3, form around the stranded many Loose tube 2 of reinforcement, the fixed bed 4 that all Loose tube integral coating are lived, the packed layer 5 be positioned at outside fixed bed, adjacent Loose tube can also be nontangential mutually between two, and the spacing maximum between adjacent Loose tube is 0.2mm; Fixed bed extend in the internal clearance of Loose tube formation, all has at least one light transmitting fiber 1 in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
A kind of layer-stranding cable with high density of optic fibre described above, it is characterized in that the material of described packed layer is polypropylene or tygon, and the material of packed layer and the material of fixed bed is not identical.
embodiment 2
Ask for an interview Fig. 1 and Fig. 3, a kind of layer-stranding cable with high density of optic fibre, the restrictive coating 6 that it includes stiffener 30, is positioned at the many cable cores 10 outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core 10 by be positioned at central authorities reinforcement 3, around the stranded many Loose tube 2 of reinforcement, the fixed bed 4 that all Loose tube integral coating are lived is formed, the Loose tube of arbitrary neighborhood is nontangential mutually between two, and the spacing maximum between adjacent Loose tube is 0.2mm, fixed bed extend in the internal clearance of Loose tube formation, all has at least one light transmitting fiber 1 in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
There is a layer-stranding cable for high density of optic fibre, the restrictive coating 6 that it includes stiffener 30, is positioned at the many cable cores 10 outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core 10 by be positioned at central authorities reinforcement 3, around the stranded many Loose tube 2 of reinforcement, the fixed bed 4 that all Loose tube integral coating are lived is formed, adjacent Loose tube is mutually circumscribed, all has at least one light transmitting fiber 1 in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
embodiment 3
Ask for an interview Fig. 1 and Fig. 4, a kind of layer-stranding cable with high density of optic fibre, the restrictive coating 6 that it includes stiffener 30, is positioned at the many cable cores 10 outside stiffener and is enveloped by many cable cores, it is characterized in that described cable core 10 is by the reinforcement 3 being positioned at central authorities, around at least one Loose tube 2 that reinforcement is stranded, at least one gasket for packing 7, the fixed bed 4 that all Loose tube and gasket for packing integral coating are lived is formed, when having many Loose tube, the Loose tube of arbitrary neighborhood is nontangential mutually, and the spacing maximum between adjacent Loose tube is 0.2mm, when having many gasket for packings, the gasket for packing of arbitrary neighborhood is nontangential mutually, and the spacing maximum between adjacent gasket for packing is 0.2mm, adjacent Loose tube and gasket for packing are nontangential mutually, and the spacing maximum between adjacent Loose tube and gasket for packing is 0.2mm, fixed bed extend into Loose tube, in the internal clearance that gasket for packing is formed, in every root Loose tube, all there is at least one light transmitting fiber 1, the quantity of Loose tube and the quantity sum of gasket for packing are not less than 3, fixed bed is liquid sealing relative to the Loose tube of inside and gasket for packing, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
There is a layer-stranding cable for high density of optic fibre, the restrictive coating 6 that it includes stiffener 30, is positioned at the many cable cores 10 outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core 10 by be positioned at central authorities reinforcement, around the stranded at least one Loose tube 2 of reinforcement, at least one gasket for packing 7, the fixed bed 4 that all Loose tube and gasket for packing integral coating are lived is formed, when having many Loose tube, the Loose tube of arbitrary neighborhood is tangent, when having many gasket for packings, the gasket for packing of arbitrary neighborhood is tangent, adjacent Loose tube and gasket for packing are tangent, all have at least one light transmitting fiber 1 in every root Loose tube; The quantity of Loose tube and the quantity sum of gasket for packing are not less than 3; Fixed bed is liquid sealing relative to the Loose tube of inside and gasket for packing, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that the material of described reinforcement is steel wire or fiberglass-reinforced plastic lever.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that the material of described stiffener is steel wire or fiberglass-reinforced plastic lever.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that the material of described restrictive coating is low-smoke non-halogen flame-retardant tygon or linear low density polyethylene or Low Density Polyethylene or medium density polyethylene or high density polyethylene.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that the material of described Loose tube is modified polypropene or polybutylene terephthalate.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, is characterized in that described light transmitting fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, it is characterized in that the Loose tube in described cable core can also be arranged in parallel, instead of stranded setting, be arranged in parallel the stranding device can saved in cabling device, even do not need cabling device; Certainly, Loose tube and optical fiber can also be saved due to the length of stranded generation, cost can be saved further.
A kind of layer-stranding cable with high density of optic fibre described in above-mentioned arbitrary embodiment, it is characterized in that the Loose tube in described cable core, gasket for packing can also be arranged in parallel, instead of stranded setting, be arranged in parallel the stranding device can saved in cabling device, even do not need cabling device; Certainly, Loose tube and optical fiber can also be saved due to the length of stranded generation, cost can be saved further.
Compared with cable core in the utility model is wrapped up with traditional employing yarn class, there is speed of production advantage faster, reach the fastest stranding speed of 250m/min, and stranding speed of the prior art only 80m/min; Therefore, the input of electric power and artificial input is obviously saved.
Do the water penetration test of 500 optical cables equally, the utility model is compared with traditional layer-stranding cable, by the method test that YD/T901-2009 specifies, infiltration phenomenon is not had in the utility model, and traditional layer-stranding cable has 30 infiltrations, therefore, the utility model has better water permeability resistance energy.
The utility model is placed in-50 to+90 DEG C of temperature test chambers and does experiment, and keeps 24 hours with-50 DEG C ,+90 DEG C every temperature spots, and be alternately once a circulation, continuous 300 times, maximum temperature variation additional attenuation value is 0.035dB/km; And layer-stranding cable of the prior art, within the scope of said temperature, 2 circulations have just occurred that temperature variation additional attenuation value is the phenomenon of 0.3dB/km, have impact on normally carrying out of optical communication, through dissecting, having on the Loose tube of many places and occurring pricking trace; Therefore, the utility model has more excellent temperature resistance sex change energy.
In the utility model, length mark can be stamped on fixed bed, the convenient object identified can be reached, meanwhile, the fixed bed of different colours can also be used, reach the object of differentiation.
Layer-stranding cable in the utility model have structure simple, be easy to make, more save cost, stable optical performance after the temperature scope that broadens becomes, the machinery and equipment of use is simple, less investment; Block-water effect is excellent, cable core length is known, the more high main Advantageous Effects of optical cable density.
The utility model is not limited to above-mentioned preferred forms, and should be appreciated that design of the present utility model can be implemented to use by other various forms, they drop in protection domain of the present utility model equally.
Claims (10)
1. there is a layer-stranding cable for high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, form around the stranded many Loose tube of reinforcement, the fixed bed that all Loose tube integral coating are lived, the packed layer be positioned at outside fixed bed, any two adjacent Loose tube are mutually circumscribed, all have at least one light transmitting fiber in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
2. there is a layer-stranding cable for high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, form around the stranded many Loose tube of reinforcement, the fixed bed that all Loose tube integral coating are lived, the packed layer be positioned at outside fixed bed, adjacent Loose tube can also be nontangential mutually between two, and the spacing maximum between adjacent Loose tube is 0.2mm; Fixed bed extend in the internal clearance of Loose tube formation, all has at least one light transmitting fiber in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
3., according to a kind of layer-stranding cable with high density of optic fibre according to claim 1 or claim 2, it is characterized in that the material of described packed layer is polypropylene or tygon, and the material of packed layer and the material of fixed bed are not identical.
4. there is a layer-stranding cable for high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, around the stranded many Loose tube of reinforcement, the fixed bed that all Loose tube integral coating are lived is formed, the Loose tube of arbitrary neighborhood is nontangential mutually between two, and the spacing maximum between adjacent Loose tube is 0.2mm, fixed bed extend in the internal clearance of Loose tube formation, all has at least one light transmitting fiber in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
5. there is a layer-stranding cable for high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, around the stranded many Loose tube of reinforcement, the fixed bed that all Loose tube integral coating are lived is formed, adjacent Loose tube is mutually circumscribed, all has at least one light transmitting fiber in every root Loose tube; Fixed bed is liquid sealing relative to the Loose tube of inside, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
6. there is a layer-stranding cable for high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores, it is characterized in that described cable core is by the reinforcement being positioned at central authorities, around at least one Loose tube that reinforcement is stranded, at least one gasket for packing, the fixed bed of all Loose tube and gasket for packing integral coating being lived is formed, when having many Loose tube, the Loose tube of arbitrary neighborhood is nontangential mutually, and the spacing maximum between adjacent Loose tube is 0.2mm, when having many gasket for packings, the gasket for packing of arbitrary neighborhood is nontangential mutually, and the spacing maximum between adjacent gasket for packing is 0.2mm, adjacent Loose tube and gasket for packing are nontangential mutually, and the spacing maximum between adjacent Loose tube and gasket for packing is 0.2mm, fixed bed extend into Loose tube, in the internal clearance that gasket for packing is formed, in every root Loose tube, all there is at least one light transmitting fiber, the quantity of Loose tube and the quantity sum of gasket for packing are not less than 3, fixed bed is liquid sealing relative to the Loose tube of inside and gasket for packing, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
7. there is a layer-stranding cable for high density of optic fibre, the restrictive coating that it includes stiffener, is positioned at many cable cores outside stiffener and is enveloped by many cable cores; It is characterized in that described cable core by be positioned at central authorities reinforcement, around the stranded at least one Loose tube of reinforcement, at least one gasket for packing, the fixed bed that all Loose tube and gasket for packing integral coating are lived is formed, when having many Loose tube, the Loose tube of arbitrary neighborhood is tangent, when having many gasket for packings, the gasket for packing of arbitrary neighborhood is tangent, adjacent Loose tube and gasket for packing are tangent, all have at least one light transmitting fiber in every root Loose tube; The quantity of Loose tube and the quantity sum of gasket for packing are not less than 3; Fixed bed is liquid sealing relative to the Loose tube of inside and gasket for packing, and the material of fixed bed is polypropylene or tygon or polybutylene terephthalate.
8., according to claim 1 or claim 2 or claim 4 or claim 5 or claim 6 or a kind of layer-stranding cable with high density of optic fibre according to claim 7, it is characterized in that the material of described reinforcement is steel wire or fiberglass-reinforced plastic lever; The material of described stiffener is steel wire or fiberglass-reinforced plastic lever.
9. a kind of layer-stranding cable with high density of optic fibre according to claim 8, is characterized in that the material of described restrictive coating is low-smoke non-halogen flame-retardant tygon or linear low density polyethylene or Low Density Polyethylene or medium density polyethylene or high density polyethylene; The material of described Loose tube is modified polypropene or polybutylene terephthalate.
10. a kind of layer-stranding cable with high density of optic fibre according to claim 9, is characterized in that described light transmitting fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type or A1d type or OM1 type or OM2 type or OM3 type.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520250519.5U CN204650037U (en) | 2015-04-23 | 2015-04-23 | A kind of layer-stranding cable with high density of optic fibre |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520250519.5U CN204650037U (en) | 2015-04-23 | 2015-04-23 | A kind of layer-stranding cable with high density of optic fibre |
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| CN204650037U true CN204650037U (en) | 2015-09-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111090156A (en) * | 2020-01-21 | 2020-05-01 | 南京华信藤仓光通信有限公司 | Optical cable with novel structure and production method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111090156A (en) * | 2020-01-21 | 2020-05-01 | 南京华信藤仓光通信有限公司 | Optical cable with novel structure and production method thereof |
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Effective date of registration: 20160920 Address after: 130012 Chaoyang District, Jilin, South Lake, the University of classical residential district, building 701, room ninth, Patentee after: JINLIN JLU COMMUNICATION DESIGN INSTITUTE CO., LTD. Address before: 130012, room 7, building 739, building A, 2499 Science Park building, Mount Wei, Changchun hi tech Development Zone, Jilin, China Patentee before: Jilin Jixin Communication Consulting Design Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20190423 |