CN100465684C - Optical cable and tension part support device - Google Patents
Optical cable and tension part support device Download PDFInfo
- Publication number
- CN100465684C CN100465684C CNB200610156645XA CN200610156645A CN100465684C CN 100465684 C CN100465684 C CN 100465684C CN B200610156645X A CNB200610156645X A CN B200610156645XA CN 200610156645 A CN200610156645 A CN 200610156645A CN 100465684 C CN100465684 C CN 100465684C
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- Prior art keywords
- tension part
- optical cable
- bonded block
- optical fiber
- main body
- Prior art date
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- Expired - Fee Related
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/50—Underground or underwater installation; Installation through tubing, conduits or ducts
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3855—Details of mounting fibres in ferrules; Assembly methods; Manufacture characterised by the method of anchoring or fixing the fibre within the ferrule
- G02B6/3857—Crimping, i.e. involving plastic deformation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/08—Flat or ribbon cables
- H01B7/0869—Flat or ribbon cables comprising one or more armouring, tensile- or compression-resistant elements
Abstract
The present invention relates to an optical cable and a tensed part stiffening device of optical cable. The tensed part stiffening device of optical cable is characterized in that the tensed part stiffening device comprises: a bonded block inserted into a plurality of optical fibers and ends of tensed part, combinating with outer surface of skin enwrapping the optical fibers and the tensed part which is set around the plurality of optical fibers along the length direction to protect the plurality of optical fibers; a pressurizing part which bends in the end area of tensed part exposuring to the external and is on the outer surface of bonded block, pressurizing the outer surface of the bonded block to support the tensed part. Thereof, in case of applying the tensed part stiffening device to an optical transmitter and receiver cable, when setting the optical transmitter and receiver cable, minimizing the damage of connector of cable and optical fiber, and when laying the optical fibers of business buildings and houses, reducing the cost of cable laying.
Description
Technical field
The present invention relates to the tension part support device of optical cable and optical cable, in more detail, the present invention relates to the following optical cable and the tension part of optical cable (Tension member) bracing or strutting arrangement, described optical cable utilizes the fixedly tension part of optical cable of tension part support device, thereby the tension force that produces when preventing from optical cable is set causes the optical fiber damage.
Background technology
Usually, optical communication can transmit light and come exchange message, and the optical fiber that will be formed by glass fibre transmits user's desired information as medium.This class optical cable is divided into substantially according to the place is set: be laid on outdoor outdoor use optical cable; Be connected to the indoor optical cable of outlet (Out Let) or terminal from indoor terminal box (terminal box); And the introducing optical cable that is incorporated into indoor terminal box from outdoor connecting box.
Above-mentioned indoor optical cable is arranged on ceiling, wall, floor of each user inside etc. and uses, (LAN (Local Area Network): the universal trend of universal diffusion Local Area Network) and the subscriber line netwrok relevant with various optical communications service, the demand of optical cable just progressively increases along with domestic and international LAN.
Fig. 1 is the synoptic diagram that an example of indoor optical cable roughly is shown.As shown in the figure, indoor optical cable (101) is by constituting as lower member: a plurality of optical fiber (3), and it has carried out the PCV coating; Crust (7), it wraps up above-mentioned a plurality of optical fiber (3); And aramid yarn (Aramid yarn) (5), it is built between optical fiber (3) and the crust (7) along its length.At this moment, aramid yarn (5) is to be used to prevent that the tension force that certainly leads to when optical cable (101) is set from causing the backguy that is subjected to of optical fiber (3) damage.And crust (7) is to be used to protect optical fiber (3) not to be subjected to the buffer unit of external force damage.
On the other hand, the inner optical fiber (3) of this indoor optical cable (101) is branched off into single-core fiber, so as from interior box (fibre distribution box: Fiber Distribution box) or light exit be connected with splicing ear.At this take-off point, the crust (7) of indoor optical cable (101) is stripped from, and optical fiber (3) and aramid yarn (5) expose externally.The front end of optical fiber (3) utilizes not shown connector or converged fixed on splicing ear etc.At this moment, as shown in Figure 1, the end in indoor optical cable (101), heat-shrinkable tube (9) is provided with in the mode of the outer peripheral face of parcel crust (7), so that the aramid yarn (5) that parcel is cut short.At this moment, utilize band (cable tie) (4) etc. to be fixed on the engagement groove or fixed tab (6) that is formed at indoor terminal box or outlet with the indoor optical cable (101) of heat-shrinkable tube (9) parcel.
Like this, the structure of existing indoor optical cable (101) is: band (4) only combines with the outer peripheral face of crust (7), and does not combine with aramid yarn (5).In addition, be arranged on the terminal heat-shrinkable tube (9) of indoor optical cable (101) and only can prevent entering of foreign matter etc., can not play the fixedly effect of aramid yarn (5).
And, when indoor optical cable (101) is set, if the operator drags light lead cable (1), then the crust (7) that is fixed on the fixed tab (6) by band (4) is not stretched, and its inner aramid yarn (5) is stretched, optical fiber (3) is also dragged together and is drawn thereupon, has the problem of optical fiber (3) damage.
In order to address this is that, existing outdoor use or introducing possess in addition with the end of optical cable and are used for fixing the anchorage shoe that is subjected to that is subjected to backguy.As example, as shown in Figure 2, in No. the 10-385561, Korea S's special permission registration disclosed " fiber optic cable (Optical Termination Cable) be subjected to anchorage shoe ", at the end of optical cable (11) shell (12) of a plurality of optical fiber of parcel (13) is set, the front end of this shell (12) possess be used for fixing be built in optical cable (11) center be subjected to backguy (15) be subjected to anchorage shoe (14).
Thus, be subjected to anchorage shoe (14) by what be provided for fixedly being subjected to backguy (15) at shell (12), this shell (12) is fixed in the indoor terminal box etc., thereby the tension force that produces when laying optical cable (11) can prevent optical fiber (13) damage via transmitted by backguy (15).
But, to have used this existing introducing and be used for fixing the central tension line with the anchorage shoe that is subjected to of optical cable, its structure is not suitable for the aramid yarn of fixing parcel optical fiber.And, existingly be subjected to end and the outstanding shell of forward end that anchorage shoe need wrap up optical cable, so have that size is big, problems that the branch operation complexity of optical fiber etc. is not suitable for use in indoor optical cable.
Summary of the invention
The objective of the invention is to; the tension part support device of a kind of optical cable and optical cable is provided, and described optical cable is by the tension part of an overfill protection optical fiber, and the tension force that produces when preventing from optical cable is set passes to optical fiber; the branch operation of optical fiber is easy, and operability is improved.
Above-mentioned purpose is finished by following structure, according to the present invention, the tension part support device of optical cable comprises: bonded block, it is inserted with the end of a plurality of optical fiber and tension part, combine with the outer peripheral face of the crust of parcel above-mentioned optical fiber and above-mentioned tension part, described tension part be configured in along its length above-mentioned a plurality of optical fiber around to protect above-mentioned a plurality of optical fiber; And pressure-producing part, when it is positioned at the outer peripheral face of above-mentioned bonded block in the stub area bending that is exposed to outside above-mentioned tension part, to the outer peripheral face pressurization of above-mentioned bonded block, to support above-mentioned tension part.
Herein, preferred above-mentioned bonded block comprises: columnar combining main body; And hook portion, it has a plurality of flexure strips and card is hung projection, described a plurality of flexure strip prolongs by an end from above-mentioned combining main body and the grooving of incision along its length forms, and described card is hung the tab-like front end that is formed in above-mentioned flexure strip of projection, and card hangs over the medial surface of above-mentioned pressure-producing part.
Preferred above-mentioned pressure-producing part comprises: columnar pressurization main body; And the segment difference section, its tab-like inner peripheral surface that is formed in above-mentioned pressurization main body is used to prevent that above-mentioned card extension projection from coming off.
Preferably form the slip suppressing portion in the end of the above-mentioned combining main body that is connected with above-mentioned hook portion in the mode that forms the section difference, described slip suppressing portion is forced to overlap the above-mentioned tension part slip of fashionable inhibition at the front end of above-mentioned pressure-producing part.
Preferably the outer peripheral face at above-mentioned bonded block is recessed to form the engagement groove that combines with band or clip with predetermined depth.
And above-mentioned purpose is finished by following structure, and according to the present invention, described optical cable comprises: a plurality of optical fiber; Crust, it wraps up above-mentioned a plurality of optical fiber; Tension part, it is configured between above-mentioned optical fiber and the above-mentioned crust along its length, is used to protect above-mentioned optical fiber; And tension part support device, it possesses: bonded block, and it is inserted with the above-mentioned a plurality of optical fiber that expose externally and the end of above-mentioned tension part, and combines with the outer peripheral face of above-mentioned crust; And pressure-producing part, it is in the stub area bending of above-mentioned tension part and when being positioned at the outer peripheral face of above-mentioned bonded block, add the outer peripheral face that is pressed in above-mentioned bonded block, so that support above-mentioned tension part.
Herein, preferred above-mentioned bonded block comprises: columnar combining main body; And hook portion, it has a plurality of flexure strips and card is hung projection, described a plurality of flexure strip prolongs by an end from above-mentioned combining main body and the grooving of incision along its length forms, and described card is hung the tab-like front end that is formed in above-mentioned flexure strip of projection, and card hangs over the medial surface of above-mentioned pressure-producing part.
Preferred above-mentioned pressure-producing part comprises: columnar pressurization main body; And the segment difference section, its tab-like inner peripheral surface that is formed in above-mentioned pressurization main body is used to prevent that above-mentioned card extension projection from coming off.
Preferably form the slip suppressing portion in the end of the above-mentioned combining main body that is connected with above-mentioned hook portion in the mode that forms the section difference, described slip suppressing portion is forced to overlap the above-mentioned tension part slip of fashionable inhibition at the front end of above-mentioned pressure-producing part.
Preferably the outer peripheral face at above-mentioned bonded block is recessed to form the engagement groove that combines with band or clip with predetermined depth.
Description of drawings
Fig. 1 is the synoptic diagram of an example that the indoor optical cable of prior art is shown.
Fig. 2 is the sectional view that is subjected to anchorage shoe that the fiber optic cable of prior art is shown.
Fig. 3 is the synoptic diagram that the indoor optical cable of the tension part support device that is provided with the first embodiment of the present invention is shown.
Fig. 4 is the synoptic diagram that the tension part support device of the second embodiment of the present invention is shown.
Fig. 5 illustrates the synoptic diagram that tension part support device shown in Figure 4 is arranged on the state of indoor optical cable end.
Fig. 6 is the sectional view that the state that tension part support device shown in Figure 4 combines with optical cable is shown.
Embodiment
Below, with reference to accompanying drawing, describe the preferred embodiment that is arranged on the tension part support device of optical cable end of the present invention in detail.
During explanation, in each embodiment, use identical symbolic representation for component parts, and describe by first embodiment typically, only the structure different with first embodiment described among other the embodiment with same structure.
As shown in Figure 3, the indoor optical cable (1) of the first embodiment of the present invention is by constituting as lower member: a plurality of optical fiber (3), and it has carried out the PCV coating; Crust (7), it wraps up a plurality of optical fiber (3); And tension part (5), it is built between optical fiber (3) and the crust (7) along its length.At this moment, tension part (5) is formed by the aramid yarn (Aramid yarn) that tension force is better than crust (7) usually.
As shown in Figure 3, show the tension part support device (30) of decomposing state, show the tension part support device (30) of bonding state at the opposite side end at a side end of optical cable (1).With reference to this figure, the tension part support device of the first embodiment of the present invention (30) constitutes substantially and comprises: bonded block (50), and it is inserted with the end of optical cable (1), forces to be enclosed within the outer peripheral face of crust (7); And pressure-producing part (70), its pressure is enclosed within the outer peripheral face of bonded block (50).At this moment, the stub area bending rearward of tension part (5) 180 degree and be positioned at the outer peripheral face of columnar bonded block (50) utilize the pressure-producing part (70) of forcing to be enclosed within bonded block (50) outer peripheral face fixing.
Be recessed to form the engagement groove (53) of predetermined depth at the outer peripheral face of bonded block (50), described engagement groove (53) is used for combining with band (4) or not shown clip and it not being come off.Thereby, band (4) is wrapped in the engagement groove (53), be bundled on the engagement groove or fixed tab (6) that is formed at not shown interior box or outlet etc., thereby the tension force that will produce when optical cable (1) will be set passes to tension part (5), prevent optical fiber (3) damage.
Herein, bonded block (50) and pressure-producing part (70) carry out injection moulding by the synthetic resin material to hard and form, and the external diameter of the internal diameter of pressure-producing part (70) and bonded block (50) has can force the size of being inserted under the state of the tension part of being separated by (5).And, on the inner peripheral surface of the outer peripheral face of bonded block (50) or pressure-producing part (70), form predetermined inclined-plane, so that combination easily.
Fig. 4 is the synoptic diagram that the tension part support device of the second embodiment of the present invention is shown, Fig. 5 illustrates the synoptic diagram that tension part support device shown in Figure 4 is arranged on the state of indoor optical cable end, and Fig. 6 is the sectional view that the state that tension part support device shown in Figure 4 combines with optical cable is shown.
As Fig. 4～shown in Figure 6, the tension part support device of the second embodiment of the present invention (130) constitutes substantially and comprises: the bonded block of predetermined length (150), it is inserted with the end of a plurality of optical fiber (3) and indoor optical cable (1), pressure is enclosed within the outer peripheral face of crust (7), and the tension part (5) of described indoor optical cable (1) exposes externally; And pressure-producing part (170), its pressure is enclosed within the outer peripheral face of bonded block (150).At this moment, the stub area bending rearward of tension part (5) 180 degree and be positioned at the outer peripheral face of bonded block (150) utilize the pressure-producing part of forcing to be enclosed within bonded block (150) outer peripheral face (170) to fix.
Bonded block (150) constitutes and comprises: the combining main body of drum (151); And hook portion (155), it is hung projection (156) by a plurality of flexure strips (154) and card and constitutes, described a plurality of flexure strip (154) prolongs a plurality of groovings (152) that also are incised to center section along its length by the front ends from combining main body (151) and forms, and described card is hung the tab-like lateral surface front end that is formed in flexure strip (154) of projection (156).
On the other hand, go up the engagement groove (153) that is formed with predetermined depth from rear end position separated by a distance along outer peripheral face at combining main body (151), described engagement groove (153) is used for combining with band (4), so that band (4) or not shown clip are not come off.And, band (4) is wrapped on the engagement groove (153), be bundled on the engagement groove or fixed tab (6) that is formed at not shown interior box or outlet etc., thereby the tension force that can produce when optical cable (1) is set passes to tension part (5), prevent optical fiber (3) damage.
And the slip suppressing portion (158) of the section of being formed with difference on the front ends of combining main body (151), described slip suppressing portion (158) are used to suppress the front end pressure fashionable tension part of cover (5) slip of pressure-producing part (170).That is, slip suppressing portion (158) plays the effect that fixedly secures tension part (5), and described tension part (5) is forced to be inserted in to be separated by between bonded block (150) and pressure-producing part (170) because of the leading section of pressure-producing part (170).At this moment, tension part (5) bending rearward 180 degree are so that make its front end be positioned at slip suppressing portion (158).
Pressure-producing part (170) constitutes and comprises: columnar pressurization main body (171), its pressure are enclosed within on the combining main body (151); And segment difference section (174), the inner peripheral surface that it is formed at pressurization main body (171), the card that is used to card hook portion (155) is hung projection (156).And, according to a second embodiment of the present invention, pressure-producing part (170) combines with bonded block (150) more easily by the elastic reaction of flexure strip (154), in case the pressure-producing part of combination (170) is hung combining of projection (156) and segment difference section (174) by card and can not be come off.
Below, with reference to Fig. 5 and Fig. 6, describe the setting and the effect of the tension part support device (130) of the second embodiment of the present invention in detail.
As shown in Figure 5 and Figure 6, the terminal crust (7) of optical cable (1) is stripped from, and a plurality of optical fiber (3) and tension part (5) expose.And, at the end of the optical cable (1) that has exposed a plurality of optical fiber (3) and tension part (5), force to be inserted in bonded block (150), thereby bonded block (150) is arranged on the outer peripheral face of crust (7).At this moment, the compression performance excellence of crust (7) is so can more easily combine with bonded block (150).
Then, make a plurality of optical fiber (3) that expose run through pressure-producing part (170), thereby pressure-producing part (170) is set accordingly with bonded block (150).Then, with stub area bending rearward 180 degree of tension part (5), be located at the outer peripheral face of the slip suppressing portion (158) of bonded block (150).Like this, tension part (5) is positioned under the state of slip suppressing portion (158), is pushing pressure-producing part (170) to bonded block (150) side, making their combinations.
At this moment, flexure strip (154) in bonded block (150) pressurizes displacement to the inside and easily combines with pressure-producing part (170), the card of flexure strip (154) is hung projection (156) and is combined with the segment difference section (174) that is formed at pressure-producing part (170) inner peripheral surface, thereby prevents that bonded block (150) from coming off.
Then, the tension part (5) that will expose between pressure-producing part (170) and bonded block (150) is cut short.And, according to circumstances bonding with bonding agent or adhesive strip in that tension part (5) is positioned under the state of concave part (172) outer peripheral face of pressure-producing part (170), carry out finalization process.
Then, go up winding band (4), be bundled on the engagement groove or fixed tab (6) of not shown interior box or outlet etc. at the engagement groove (153) of bonded block (150).Like this, band (4) is tied up on bonded block (150), thereby made the tension force that produces when optical cable (1) is set not pass to optical fiber (3) and pass to tension part (5), prevent optical fiber (3) damage.
In the above-described embodiment, illustrated that tension part support device is arranged on the situation of indoor optical cable, but can certainly be applicable to that outdoor use or introducing are with in the optical cable.
It is apparent to those skilled in the art that to the invention is not restricted to the foregoing description, under the situation that does not break away from aim of the present invention and scope, can carry out various distortion, and this variation is also included within the claim scope of the present invention.
As mentioned above, the branch operation of little, easy setting of the size of the tension part support device of optical cable of the present invention and optical fiber is easy, thereby can be applicable to optical cable.
And the present invention utilizes the tension part of the fixing outer peripheral face side bending to crust of the tension part support device of optical cable, therefore, when optical cable was set, if the operator drags the light lead cable, then tension force only passed to crust and tension part, and can not pass to optical fiber, thereby can prevent the optical fiber damage.
In addition, tension part support device is applied under the situation of fiber optic cable, when the fiber optic cable is set, the damage of the optical cable and the joints of optical fibre can be minimized, Fiber to the home (FTTH:Fiber To TheHome) when laying with having used among the present invention the fiber optic cable of disclosed device to be used for apartment or private residence, can reduce the optical cable laying expense.
Claims (10)
1. the tension part support device of an optical cable is characterized in that, described tension part support device comprises:
Bonded block, it is inserted with the end of a plurality of optical fiber and tension part, combine with the outer peripheral face of the crust of parcel described optical fiber and described tension part, described tension part be configured in along its length described a plurality of optical fiber around to protect described a plurality of optical fiber; And
Pressure-producing part is when it is positioned at the outer peripheral face of described bonded block in the stub area bending that is exposed to outside described tension part, to the outer peripheral face pressurization of described bonded block, to support described tension part.
2. the tension part support device of optical cable according to claim 1 is characterized in that,
Described bonded block comprises:
Columnar combining main body; And
Hook portion, it has a plurality of flexure strips and card is hung projection, described a plurality of flexure strip prolongs by an end from described combining main body and the grooving of incision along its length forms, and described card is hung the tab-like front end that is formed in described flexure strip of projection, and card hangs over the medial surface of described pressure-producing part.
3. the tension part support device of optical cable according to claim 2 is characterized in that,
Described pressure-producing part comprises:
Columnar pressurization main body; And
The segment difference section, its tab-like inner peripheral surface that is formed in described pressurization main body is used to prevent that described card extension projection from coming off.
4. the tension part support device of optical cable according to claim 2 is characterized in that,
End at the described combining main body that is connected with described hook portion forms the slip suppressing portion in the mode that forms the section difference, and described slip suppressing portion forces the described tension part of the fashionable inhibition of cover to slide at the front end of described pressure-producing part.
5. the tension part support device of optical cable according to claim 1 and 2 is characterized in that,
Outer peripheral face at described bonded block is recessed to form the engagement groove that combines with band or clip with predetermined depth.
6. an optical cable is characterized in that, described optical cable comprises:
A plurality of optical fiber;
Crust, it wraps up described a plurality of optical fiber;
Tension part, it is configured between described optical fiber and the described crust along its length, is used to protect described optical fiber; And
Tension part support device, this tension part support device possesses: bonded block, it is inserted with the described a plurality of optical fiber that expose externally and the end of described tension part, and combines with the outer peripheral face of described crust; And pressure-producing part, when it is positioned at the outer peripheral face of described bonded block in the stub area bending of described tension part, to the outer peripheral face pressurization of described bonded block, so that support described tension part.
7. optical cable according to claim 6 is characterized in that,
Described bonded block comprises:
Columnar combining main body; And
Hook portion, it has a plurality of flexure strips and card is hung projection, described a plurality of flexure strip prolongs by an end from described combining main body and the grooving of incision along its length forms, and described card is hung the tab-like front end that is formed in described flexure strip of projection, and card hangs over the medial surface of described pressure-producing part.
8. optical cable according to claim 7 is characterized in that,
Described pressure-producing part comprises:
Columnar pressurization main body; And
The segment difference section, its tab-like inner peripheral surface that is formed in described pressurization main body is used to prevent that described card extension projection from coming off.
9. optical cable according to claim 7 is characterized in that,
End at the described combining main body that is connected with described hook portion forms the slip suppressing portion in the mode that forms the section difference, and described slip suppressing portion forces the described tension part of the fashionable inhibition of cover to slide at the front end of described pressure-producing part.
10. according to claim 6 or 7 described optical cables, it is characterized in that,
Outer peripheral face at described bonded block is recessed to form the engagement groove that combines with band or clip with predetermined depth.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050135180A KR100952825B1 (en) | 2005-12-30 | 2005-12-30 | Optical cable and tension member supporting apparatus of optical cable |
| KR1020050135180 | 2005-12-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1991430A CN1991430A (en) | 2007-07-04 |
| CN100465684C true CN100465684C (en) | 2009-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200610156645XA Expired - Fee Related CN100465684C (en) | 2005-12-30 | 2006-12-29 | Optical cable and tension part support device |
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| Country | Link |
|---|---|
| KR (1) | KR100952825B1 (en) |
| CN (1) | CN100465684C (en) |
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| CN104049310A (en) * | 2014-07-09 | 2014-09-17 | 成都美美通信技术有限公司 | Optical fiber connector beneficial to wire arrangement |
| US9553373B2 (en) | 2015-03-09 | 2017-01-24 | Eaton Corporation | Electrical switching apparatus and retention system therefor |
| CN105773482B (en) * | 2016-05-04 | 2017-07-04 | 湖州优创科技有限公司 | A kind of detection fixture of network fiber line |
| CN106443915A (en) * | 2016-08-31 | 2017-02-22 | 苏州市职业大学 | Dry optical cable terminating splitter |
| KR101939378B1 (en) * | 2017-04-06 | 2019-04-11 | (주)엠에스전자 | Connector for optical fiber cable |
| US10431410B2 (en) | 2017-11-27 | 2019-10-01 | Eaton Intelligent Power Limited | Electrical switching apparatus and harness assembly therefor |
| CN108761658B (en) * | 2018-06-01 | 2022-05-17 | 东莞市精莱电子有限公司 | Movable connector for communication optical cable |
| CN108732683B (en) * | 2018-06-01 | 2020-06-16 | 安徽电信实业集团有限公司器贸分公司 | Optical cable fixing device for optical cable fusion box |
| CN109143520B (en) * | 2018-08-23 | 2021-07-09 | 东南大学 | Tension telescoping device for laying optical fiber and measuring method thereof |
| EP3959555A4 (en) | 2019-04-22 | 2023-01-25 | CommScope Technologies LLC | Cable fixation assembly with improved strength member yarn anchoring and method of anchoring cable strength member yarn |
| US11867872B2 (en) | 2020-02-11 | 2024-01-09 | Commscope Technologies Llc | Cable fixation devices and arrangements with improved installation and space utilization at telecommunications enclosures |
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| US7213623B2 (en) * | 2004-01-20 | 2007-05-08 | Shinn Rickey D | Stump cutting device with load-distributing tooth sockets |
-
2005
- 2005-12-30 KR KR1020050135180A patent/KR100952825B1/en not_active IP Right Cessation
-
2006
- 2006-12-29 CN CNB200610156645XA patent/CN100465684C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1075367A (en) * | 1991-11-19 | 1993-08-18 | 古河电气工业株式会社 | Be wrapped in overhead power transmission line optical cable on every side |
| JP3453894B2 (en) * | 1995-02-02 | 2003-10-06 | 住友電気工業株式会社 | Method for manufacturing self-supporting optical cable |
| CN1155086A (en) * | 1995-11-27 | 1997-07-23 | 三星电子株式会社 | Structure of optical-fiber composite aerial earth wire by using loose sleeve tube and mfg. method thereof |
| CN1234514A (en) * | 1997-12-02 | 1999-11-10 | 韩国电气通信公社 | Tray for splicing optical-fiber strips |
| US6327405B1 (en) * | 2000-03-03 | 2001-12-04 | Arroyo Optics Inc. | Devices and methods for temperature stabilization of Bragg grating structures |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20070071587A (en) | 2007-07-04 |
| CN1991430A (en) | 2007-07-04 |
| KR100952825B1 (en) | 2010-04-15 |
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