CN201266258Y - Large-capacity pyrocondensation sealing optical cable coupling box - Google Patents
Large-capacity pyrocondensation sealing optical cable coupling box Download PDFInfo
- Publication number
- CN201266258Y CN201266258Y CNU2008201392024U CN200820139202U CN201266258Y CN 201266258 Y CN201266258 Y CN 201266258Y CN U2008201392024 U CNU2008201392024 U CN U2008201392024U CN 200820139202 U CN200820139202 U CN 200820139202U CN 201266258 Y CN201266258 Y CN 201266258Y
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- Prior art keywords
- optical cable
- optical fiber
- optical
- cable
- base
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- Expired - Lifetime
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- 230000003287 optical effect Effects 0.000 title claims description 107
- 238000007789 sealing Methods 0.000 title claims description 10
- 230000008878 coupling Effects 0.000 title claims description 6
- 238000010168 coupling process Methods 0.000 title claims description 6
- 238000005859 coupling reaction Methods 0.000 title claims description 6
- 239000013307 optical fiber Substances 0.000 claims abstract description 72
- 239000000835 fiber Substances 0.000 claims abstract description 47
- 238000003860 storage Methods 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 18
- 230000007306 turnover Effects 0.000 claims description 22
- 238000005728 strengthening Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 4
- 230000001788 irregular Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 239000002585 base Substances 0.000 description 20
- 238000013461 design Methods 0.000 description 4
- 230000007774 longterm Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000330955 Hydracarina Species 0.000 description 2
- 241000256602 Isoptera Species 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000001458 anti-acid effect Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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Abstract
The utility model relates to a heat-shrink seal cable splice box with large capacity, wherein a box cover and a base are mutually connected in the seal way to form a cavity; one end of the base in the cavity is provided with a cable fixing seat, a cable reinforcing core fixing seat, an optical fiber receiving disc and an optical fiber storage disc; the base is provided with a plurality of cable inlet-outlet tubes; the optical fiber receiving disc is formed by overlapping a plurality of strip-shaped optical fiber receiving discs or bunch-shaped optical fiber receiving discs, which can receive and store more reserved stripped optical fibers, or by installing the strip-shaped optical fiber receiving discs and the bunch-shaped optical fiber receiving discs alternately; each strip-shaped optical fiber receiving disc or the bunch-shaped optical fiber receiving disc is internally provided with a strip-shaped or bunch-shaped optical fiber joint protection heat-shrink pipe fixing groove; the optical fiber storage disc can be arranged on the front or the back of the optical fiber receiving disc by needs, and two sides of the lower end of the optical fiber storage disc are provided with a plurality of strip fixing holes and fixing grooves for coil fibers or cables with large core to store capacity expansion optical fibers during the cable installation. The utility model has the advantages of large capacity, multiple cable inlet-outlet holes, convenient operation, and no easy optical fiber break.
Description
Technical field
The utility model relates to a kind of cable splice closure, particularly a kind of high capacity pyrocondensation sealing cable splice closure.
Background technology
Cable splice closure is a kind of requisite fiber optic network connection fittings, high speed development along with the optical fiber communication cause, the sharp increase of the quantity of information requirement, traditional little core count the needs that cable splice closure has been difficult to satisfy practical communication, particularly traffic monitoring, security monitoring and Fiber to the home engineering in more require connector box to have the function that into has more.When the connector box installation and since the connector box structural design unreasonable cause fiber reel around bending radius little, or fracture and all can reduce the communication quality of optical cable and optical fibres network greatly because of operating optical fiber that inconvenience causes.
Summary of the invention
The purpose of this utility model just provides a kind of high capacity pyrocondensation sealing cable splice closure, and the connector box capacity that prior art exists is little, the optical cable manhole appendix is few to solve, the problem of inconvenient operation, optical fiber frangibility.
For achieving the above object, the utility model is taked following technical scheme: comprise lid, base, optical cable turnover pipe, the optical cable holder, the optical cable strengthening core stationary installation, optical fiber storing tray and fiber optic storage dish, this lid and base are tightly connected mutually and constitute a cavity, an end that is positioned at this cavity at this base is equipped with the optical cable holder, the optical cable strengthening core holder, optical fiber storing tray and fiber optic storage dish, on described base, be provided with optical cable turnover pipe, it is characterized in that: described optical fiber storing tray is opened and is denuded fine a plurality of microscler ribbon fiber storing tray or pencil optical fiber storing tray overlapping composition by accommodating and store more reservation, is perhaps alternately loaded in mixture by ribbon fiber storing tray and pencil optical fiber storing tray to form; In each this ribbon fiber storing tray and pencil optical fiber storing tray, be respectively equipped with the fibre-optical splice protection heat-shrink tube pickup groove of banded fibre-optical splice protection heat-shrink tube pickup groove or pencil; Described fiber optic storage dish can be as required in the front of optical fiber storing tray or reverse side install, be provided with in these both sides, storage disks lower end and be used for the straight-through optical cable of big core number and the fine or big core of hour indicator is installed is counted optical cable and store a plurality of band fixed orifices and the pickup groove that dilatation optical fiber uses.
Described optical cable holder is made of by bolted base and pressing plate, between is provided with the holes for optical cables with double joint or many optical cable couplings, in this holes for optical cables, be provided with optical cable holder pad, be provided with the irregular taper spinule that can tighten cable jacket and not injure optical fiber in the inboard of this optical cable holder pad; 45～60mm place is provided with described optical cable strengthening core stationary installation above the described optical cable holder of distance.
Described base is provided with a plurality of unit cable turnover pipes that are set up in parallel and is applicable to the many optical cable turnover pipes that the straight-through optical cable part difference of big core number is installed, and the optical cable of per two unit cable turnover pipes that are set up in parallel is fixed on the double joint optical cable holder; The optical cable of every a plurality of many optical cable turnover pipes that are set up in parallel is fixed on one the many optical cable holders.
Be provided with O-ring seal between described lid and the base, and interconnect by shroud ring; Described fiber optic storage dish is connected with base by fiber optic storage dish fixed support.
Described lid, base, shroud ring and optical cable turnover pipe adopt PA modified materials or PC modified materials to make.
The utility model has the advantages that:
1, this product can direct buried and saline and alkaline underground, have the pipeline people well of water and termite to assemble that more area is long-term uses for a long time, also temperature variation reaches the environment of ultra violet intensity or dry medium-term and long-term use of underground and long-term anhydrous buried pipe Taoist well greatly on the ground.
2, the product design stereoscopic sensation is strong, and housing is firm abundant, and shock resistance and compressive resistance performance are very excellent; The connector box housing is tall and big, and the space is bigger in the box, and installation and coiled fiber are convenient, can be applicable to that big core number leads directly to optical cable part difference and installs and uses.
3, the receiving space of this connector box optical fiber storing tray is bigger, can accommodate more reservation and open and denude fibre, and pencil and ribbon fiber storing tray can load in mixture, both be applicable to the mounting disc of pencil optical fiber around, be applicable to that again the ribbon fiber mounting disc is around use.
4, be furnished with big fiber optic storage dish in the connector box, the storage area is bigger, as required can be in optical fiber storing tray front or reverse side install, be used for the straight-through optical cable of big core number and the fine or big core of hour indicator is installed is counted optical cable and store dilatation optical fiber and use.
5, this product has also disposed the special cable jacket holder of our company cable jacket has been carried out double fixed except being furnished with reliable strengthening core stationary installation, efficiently solves the difficult problem that cable jacket easily pulls, reverses.
6, increased the optical cable holder to the distance between the strengthening core holder, widened the fiber space, simultaneously also increased the optical cable holder to the distance between optical fiber storing tray and the fiber optic storage dish, the bending radius of turnover optical fiber when having increased the upset of optical fiber storing tray, thereby the possibility of effectively having avoided optical fiber in construction and maintenance process, to fracture because of carelessness.
7, the optical cable of this product turnover pipe symmetric design, the optical cable of per two turnover pipes can be fixed on one the many optical cable holders, has made things convenient for the fixing and installation of optical cable.
Description of drawings
Fig. 1 is a perspective view of the present utility model;
Fig. 2 is the perspective view of inside of the present utility model (after removing lid);
Fig. 3 is the perspective view of the utility model lid;
Fig. 4 is the perspective view of the utility model anchor ear;
Fig. 5 is the structural representation in the utility model ribbon fiber storing tray front;
Fig. 6 is the structural representation in the utility model pencil optical fiber storing tray front;
Fig. 7 is the structural representation in the utility model fiber optic storage dish front;
Fig. 8 is the A-A cut-open view of Fig. 7;
Fig. 9 is the rear view of Fig. 7;
Figure 10 is storage disks reverse side of the present utility model and the interconnective installation diagram of optical fiber storing tray;
Figure 11 is the positive and interconnective installation diagram of optical fiber storing tray of storage disks of the present utility model;
Figure 12 is the front view of diplopore optical cable holder of the present utility model;
Figure 13 is the vertical view of Figure 12;
Figure 14 is the upward view of Figure 12;
Figure 15 is the front view of holey fiber optic cable holder of the present utility model;
Figure 16 is the vertical view of Figure 15;
Figure 17 is the upward view of Figure 15.
Description of reference numerals:
1; lid; 2; anchor ear, 3; the anchor ear snap close, 4; base; 6; optical cable pyrocondensation fixed sleeving (single); 7; optical cable pyrocondensation fixed sleeving (many), 8; the difference card, 9; optical cable; 10; the optical fiber storing tray; 101; the optical fiber storing tray is clasp fixedly, and 102; fibre-optical splice protection heat-shrink tube pickup groove, 103; the dish wire clamp; 104; pencil fibre-optical splice protection heat-shrink tube pickup groove; 11; the lid base, 12; the fiber optic storage dish, 121; the dish wire clamp; 122; band fixed orifice and groove; 123; fiber optic storage dish stile, 13; optical fiber is accommodated disk cover, and 14; the strengthening core stationary installation; 15; the optical cable holder; 151; the optical cable firm banking; 152; pressing plate, 153; holes for optical cables, 154; the optical cable fixed orifice; 155; fixing polygon hole; 156; optical cable holder pad, 16; collet, 17; fiber optic storage dish fixed support; 18; the fibre-optical splice protection draw (band shape); 19; optical fiber (pencil or band shape), 20; band, 21; the band jacket fiber; 22; the anchor ear coupling shaft; 23; the anchor ear rotating shaft, 24; optical cable strengthening core, 26; large sealing packing ring; 27; the fibre-optical splice protection draw (pencil); 28; the ground connection leading-out terminal, 29; valve cock, 30; nameplate or trade mark.
Embodiment
Referring to Fig. 1～Figure 17, the utility model comprises lid 1, base 4, optical cable turnover pipe (optical cable pyrocondensation fixed sleeving) 6 and 7, optical cable holder 15, optical cable strengthening core stationary installation 14, optical fiber storing tray 10 and fiber optic storage dish 12, interconnect at this lid 1 and base 4 optical cable holder 15, strengthening core stationary installation 14 (being used for fixing optical cable strengthening core 24), optical fiber storing tray 10, fiber optic storage dish fixed support 17 and fiber optic storage dish 12 are housed in the cavity that is constituted, on described base 4, be provided with optical cable turnover pipe 5.Described optical fiber storing tray 10 is opened and is denuded fine a plurality of microscler ribbon fiber storing tray (as shown in Figure 5) or pencil optical fiber storing tray (as shown in Figure 6) overlapping composition by accommodating and store more reservation, also can alternately load in mixture and form by as shown in Figure 5 ribbon fiber storing tray and pencil optical fiber storing tray as shown in Figure 6, so not only be applicable to ribbon fiber 19 mounting discs around but also be applicable to that 19 mounting discs of pencil optical fiber are around use.The mutual clamping in the lower end of each optical fiber storing tray 10 and rotatable about 90 ° (being conventional structure), the upper end of each optical fiber storing tray 10 by the optical fiber storing tray fixedly clasp 101 be fastened togather.In each this ribbon fiber storing tray and pencil optical fiber storing tray, be respectively equipped with the fibre-optical splice protection heat-shrink tube pickup groove 104 of banded fibre-optical splice protection heat-shrink tube pickup groove 102 or pencil; Described fiber optic storage dish 12 can be installed at the front or the reverse side of fiber optic storage dish fixed support 17 as required, when installing in the front, only optical fiber storing tray 10 all need be turned down and in fiber optic storage dish 12, to be coiled fine operation, the connector box that needn't overturn repeatedly, the optical fiber storing tray of having avoided connector box in switching process, to cause because of vibration come off or disconnected fine may.Both sides, optical fiber storing tray 10 lower end are provided with a plurality of band fixed orifices and band pickup groove 122, are used for the straight-through optical cable of big core number and the fine or big core of hour indicator is installed is counted optical cable and store dilatation optical fiber and use and can fix a large amount of optical fiber.
Fiber optic storage dish 12 design longer thicker (width of stile 123 is 2.3～2.5mm), can reduce optical fiber the dish in the coiling number of turns, also increased the storage area.
The base 4 of cable splice closure inside is provided with optical cable holder 15 and optical cable strengthening core stationary installation 14, and optical cable strengthening core stationary installation 14 is positioned at described optical cable holder 15 tops 45
-The 60mm place.Described optical cable holder 15 is made of by bolted optical cable firm banking 151 and pressing plate 152, between is provided with the holes for optical cables 153 with double joint or many optical cable couplings, in this holes for optical cables 153, be provided with optical cable holder pad 156, can select the suitable single or many optical cable holder pads 156 of internal diameter according to the needs that optical cable is installed.Be provided with the high irregular taper spinule of about 1.2mm in the inboard of this optical cable holder pad 156, can tighten cable jacket and do not injure optical fiber (referring to Figure 12 and Figure 15).
Fiber optic storage dish fixed support 17 higher (more than the 90mm), make the distance between optical cable holder 15 and the optical cable strengthening core stationary installation 14 bigger, the bending radius of turnover optical fiber increases during 10 upsets of optical fiber storing tray, thus the possibility of effectively having avoided optical fiber in construction and maintenance process, to fracture because of carelessness.
The lower end of described lid 1 is provided with lid base 11 (outward flange), is provided with O-ring seal 26 between lid base 11 and base, and interconnects by shroud ring 2.Shroud ring 2 is formed by connecting by the anchor ear coupling shaft 22 of two semicircles by an end, the other end of two semicircles interconnects by anchor ear snap close 3 and anchor ear rotating shaft 23, one end of two semicircle anchor ears 2 has little pin hole, two semicircle anchor ears 2 are superimposed, and interconnect by the anchor ear rotating shaft 23 that penetrates.
Described lid 1, base 4, shroud ring 2 and optical cable turnover pipe 6 and 7 different according to environment for use adopt different materials to make.Direct buried and saline and alkaline underground, have the pipeline people well of water and termite to assemble more area when installing and using for a long time, adopt the PA modified materials to make, can be antiacid, alkali, salt, oil resistant and solvent resistance are fine, anticorrosion superpower with ageing resistance, water-disintegrable cracking can not take place, also have termite-proof characteristics; Temperature variation reaches greatly when installing and using in the environment of ultra violet intensity or the dry underground and long-term anhydrous buried pipe Taoist well on the ground, adopt the PC modified materials to make, can anti-lightning strike, anti-ice and snow, typhoon protection, anti-aging, antiultraviolet, anti-oxidation, anticollision, anti-slip, anti-burning.
Claims (5)
1, a kind of high capacity pyrocondensation sealing cable splice closure, comprise lid, base, optical cable turnover pipe, the optical cable holder, the optical cable strengthening core stationary installation, optical fiber storing tray and fiber optic storage dish, this lid and base are tightly connected mutually and constitute a cavity, an end that is positioned at this cavity at this base is equipped with the optical cable holder, the optical cable strengthening core holder, optical fiber storing tray and fiber optic storage dish, on described base, be provided with optical cable turnover pipe, it is characterized in that: described optical fiber storing tray is opened and is denuded fine a plurality of microscler ribbon fiber storing tray or pencil optical fiber storing tray overlapping composition by accommodating and store a plurality of reservations, is perhaps alternately loaded in mixture by this ribbon fiber storing tray and pencil optical fiber storing tray to form; In each this ribbon fiber storing tray and pencil optical fiber storing tray, be respectively equipped with the fibre-optical splice protection heat-shrink tube pickup groove of band shape or pencil; Described fiber optic storage dish is installed in the front or the reverse side of described optical fiber storing tray, is provided with in these both sides, fiber optic storage dish lower end to be used for the straight-through optical cable of big core number and the fine or big core of hour indicator is installed is counted optical cable and store a plurality of band fixed orifices and the pickup groove that dilatation optical fiber uses.
2, high capacity pyrocondensation sealing cable splice closure according to claim 1, it is characterized in that: described optical cable holder is made of by bolted optical cable firm banking and pressing plate, between is provided with the holes for optical cables with double joint or many optical cable couplings, in this holes for optical cables, be provided with optical cable holder pad, be provided with the irregular taper spinule that can tighten cable jacket and not injure optical fiber in the inboard of this optical cable holder pad; The distance described optical cable holder above 45
-The 60mm place is provided with described optical cable strengthening core stationary installation.
3, high capacity pyrocondensation sealing cable splice closure according to claim 1, it is characterized in that: described base is provided with a plurality of unit cable turnover pipes that are set up in parallel and is applicable to the many optical cable turnover pipes that the straight-through optical cable part difference of big core number is installed, and the optical cable of per two unit cable turnover pipes that are set up in parallel is fixed on the double joint optical cable holder; The optical cable of every a plurality of many optical cable turnover pipes that are set up in parallel is fixed on one the many optical cable holders.
4, high capacity pyrocondensation sealing cable splice closure according to claim 1 is characterized in that: be provided with O-ring seal between described lid and the base, and interconnect by shroud ring; Described fiber optic storage dish is connected with base by fiber optic storage dish fixed support.
5, high capacity pyrocondensation sealing cable splice closure according to claim 4 is characterized in that: described lid, base, shroud ring and optical cable turnover pipe adopt PA modified materials or PC modified materials to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201392024U CN201266258Y (en) | 2008-10-08 | 2008-10-08 | Large-capacity pyrocondensation sealing optical cable coupling box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201392024U CN201266258Y (en) | 2008-10-08 | 2008-10-08 | Large-capacity pyrocondensation sealing optical cable coupling box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201266258Y true CN201266258Y (en) | 2009-07-01 |
Family
ID=40832632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201392024U Expired - Lifetime CN201266258Y (en) | 2008-10-08 | 2008-10-08 | Large-capacity pyrocondensation sealing optical cable coupling box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201266258Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012000206A1 (en) * | 2010-07-02 | 2012-01-05 | 戚郁芬 | Optical cable connection casing adapted for operation of guiding and connecting optical cable to branching halfway |
| CN102385127A (en) * | 2011-11-16 | 2012-03-21 | 深圳日海通讯技术股份有限公司 | Optical cable transfer box |
| CN104793301A (en) * | 2014-12-30 | 2015-07-22 | 中天宽带技术有限公司 | Multifunctional cap-type optical cable joint box |
| CN104898219A (en) * | 2009-02-26 | 2015-09-09 | 戚郁芬 | Communication fiber optic cable connection box with elastic rubber shrinkable tube waterproof device |
-
2008
- 2008-10-08 CN CNU2008201392024U patent/CN201266258Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898219A (en) * | 2009-02-26 | 2015-09-09 | 戚郁芬 | Communication fiber optic cable connection box with elastic rubber shrinkable tube waterproof device |
| WO2012000206A1 (en) * | 2010-07-02 | 2012-01-05 | 戚郁芬 | Optical cable connection casing adapted for operation of guiding and connecting optical cable to branching halfway |
| KR101471018B1 (en) * | 2010-07-02 | 2014-12-09 | 치, 유-펜 | Optical cable connection casing adapted for operation of guiding and connecting optical cable to branching halfway |
| CN102385127A (en) * | 2011-11-16 | 2012-03-21 | 深圳日海通讯技术股份有限公司 | Optical cable transfer box |
| CN102385127B (en) * | 2011-11-16 | 2016-01-06 | 深圳日海通讯技术股份有限公司 | Fiber cable cross connection box |
| CN104793301A (en) * | 2014-12-30 | 2015-07-22 | 中天宽带技术有限公司 | Multifunctional cap-type optical cable joint box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO ZHANTONG TELECOM EQUIPMENT INDUSTRIAL CO., Free format text: FORMER OWNER: RU ZHIKANG Effective date: 20110511 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 315456 NINGBO ZHANTONG TELECOM EQUIPMENT INDUSTRIAL CO., LTD., FUMIN INDUSTRIAL PARK, MOUSHAN TOWN, YUYAO CITY, ZHEJIANG PROVINCE TO: 315456 FUMIN INDUSTRIAL PARK, MOUSHAN TOWN, YUYAO CITY, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110511 Address after: 315456 Fumin Industrial Zone, Mou Shan town, Yuyao, Zhejiang Patentee after: Ningbo Zhantong Telecom Equipment Industrial Co., Ltd. Address before: 315456, Zhejiang, Yuyao province Fumin Town Industrial Park, Ningbo Tong Tong Telecom Equipment Industry Co., Ltd. Patentee before: Ru Zhikang |
|
| C56 | Change in the name or address of the patentee |
Owner name: NINGBO ZHANTONG TELECOM EQUIPMENT CO., LTD. Free format text: FORMER NAME: NINGBO ZHANTONG TELECOM EQUIPMENT INDUSTRIAL CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 315456 Fumin Industrial Zone, Mou Shan town, Ningbo, Zhejiang, Yuyao Patentee after: NINGBO ZHANTONG TELECOM EQUIPMENT CO., LTD. Address before: 315456 Fumin Industrial Zone, Mou Shan town, Yuyao, Zhejiang Patentee before: Ningbo Zhantong Telecom Equipment Industrial Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090701 |
|
| CX01 | Expiry of patent term |