WO2001092937A1 - Optical connector - Google Patents

Optical connector Download PDF

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Publication number
WO2001092937A1
WO2001092937A1 PCT/JP2001/004521 JP0104521W WO0192937A1 WO 2001092937 A1 WO2001092937 A1 WO 2001092937A1 JP 0104521 W JP0104521 W JP 0104521W WO 0192937 A1 WO0192937 A1 WO 0192937A1
Authority
WO
WIPO (PCT)
Prior art keywords
member
optical
housing
optical connector
tension
Prior art date
Application number
PCT/JP2001/004521
Other languages
French (fr)
Japanese (ja)
Inventor
Yuji Watanabe
Original Assignee
Asahi Glass Company, Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP2000-163295 priority Critical
Priority to JP2000163295 priority
Application filed by Asahi Glass Company, Limited filed Critical Asahi Glass Company, Limited
Publication of WO2001092937A1 publication Critical patent/WO2001092937A1/en

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/3873Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
    • G02B6/3874Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules
    • G02B6/3878Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules comprising a plurality of ferrules, branching and break-out means
    • G02B6/3879Linking of individual connector plugs to an overconnector, e.g. using clamps, clips, common housings comprising several individual connector plugs
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/3887Anchoring optical cables to connector housings, e.g. strain relief features, bending protection
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/389Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
    • G02B6/3893Push-pull type, e.g. snap-in, push-on

Abstract

An optical connector capable of simplifying a fixing operation for fixing a tension member to the optical connector when the optical connector is attached to an optical cable having an optical fiber and the tension member so as to increase the efficiency of the fixing operation, comprising a hooking member fixed to the end part of the tension member so as to form the end part of the tension member, wherein an end part limiting part for limiting the movement of the end part is disposed in a housing where the end part of the optical cable is terminated.

Description

Specification

Optical connector optical connector

Technical field ,

The present invention, an optical cable having an optical fiber and a tension member is terminated, to an optical connector for connecting a mating connector. BACKGROUND

Recently, from the viewpoint of securing the amount of communication information by the development of electronic communication devices, light Ke one bull using an optical fiber it is often used. Optical cable, configured, for example a resin light Huai bar and the coating resin cable to protect the fibers, by the intensifier consists coating resin cable buried reinforcing wire member or the like in order to suppress the extension beauty resin optical fiber Yonmenba It is.

The tension member can be pulled by excessive force generated after the force Ya laying acting upon laying at the construction site to Hikarikeichi table, so as not affected the transmission loss of the optical fiber, or excessive as the optical fiber is not cut by the tensile force, and a value of a predetermined or more tensile stiffness.

Optical cable having such a tension member is connected to the optical connector at the end. Mating optical connector, comprising a housing for terminating an end portion of the optical cable, the end of the fiber optic and terminating, the spring member Ya Fell Ichiru or the like for connecting an optical fiber and elastic of the mating connector composed of the parts. On the other hand, the tension member, so not to stretch even optical fiber cable is pulled, it has a structure that is fixed in the optical connectionist evening, and have fixed how these tension members, the various systems It has been disclosed.

For example, in JP-A 9-2 3 6 7 3 6 JP, Resshi parallel a plurality of optical fibers in a plane, in the optical cable arranged a pair of reinforcing wire member is a tension member on the outside, the optical connector reinforcing wire fixed method for fixing directly with adhesive is disclosed in fitting pin hole provided in the.

Furthermore, caulking the fixing method of the tension member, in Japanese Patent Laid-8-1 6 0 2 7 0 No., in the optical cable terminal structure when laying the optical cables in construction site or the like, a tension member to the flange is a cable terminal member how to direct fixing is disclosed by like.

However, the optical cable has a plurality of reinforcing wires or the like, 塲合 for fixing a plurality of reinforcing wires to the optical connector with an adhesive, it is necessary to adhere the reinforcing wire member, one for the optical connector, the work in the field is complicated next workability there was a problem when was and lowered. Also, if you directly fixed tension member in the optical connector body using a caulking or screws, caulking member Ya threaded member correctly set to require there to perform the clamping basis weight work in the proper position on the optical connector , when was the problem has been filed 7 this and to reduce the work efficiency in the field.

Accordingly, the present invention is to solve the above problems, when mounting the optical connector to the light Ke one table having an optical fiber and a tension main Nba, simplifies the work of fixing the tension member of the optical connector, also fixed and to provide an optical connector that improves the efficiency of work. Disclosure of the Invention

The present invention includes a housing you terminating an end of an optical cable having an optical fiber and a tension member, an end of the optical fiber is terminated, for connection with the optical fiber of the mating connector, projecting relative to said housing an optical connector have a mating component which is supported so as to, together with a latch member which forms the end of the ten Deployment member end is fixed to the vicinity of the tension member, the hooking a shall provide an optical connector which is characterized by comprising by engaging the end portion of the tension member had it occurred formed in member termination regulating means for regulating the movement in the inner surface of the housing.

Here, the tension member includes a plurality of reinforcing wires, said latching member is preferably formed to end portion of said plurality of reinforcing wires fixed integrally. Also, the latching member, when fitted with the annular member, the annular member consists of a substantially cylindrical member that forms a gap, said terminal portion, after inserting the tension member to the gap, the annular the member is plastically deformed, preferably formed by the substantially close contact fixing the cylindrical member and the Ten Shiyonmenba.

Further, the locking member comprises an annular member, said terminal portion, after 揷入 the tension main damper to said annular member, said annular member is plastically deformed, the Ten Shiyonmenba closely fixed, the those formed by folding the tension member projecting from the annular member is also preferred.

Further, the end portion regulating means is preferably a projection which is disposed at a substantially central portion of the inner surface of the housing.

Further, the optical cable is arranged two optical fibers on the inside, the two provided a tension member embedded in the covering resin cable on both outer sides, coated with the covering resin cable made of a resin material 2 it is preferably a Shinpei type optical cable. BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1: is an exploded perspective view of an example of the sub-assembly shown in Figure 1: Figure 2 is an exploded perspective view of the optical connector is suitable embodiment of the optical connector of the present invention.

Figure 3: (a) is an exploded perspective view showing a structure of a fitting part shown in FIG. 1 is a perspective view of (b) the fitting parts assembled is completed.

Figure 4: Ru FIG der explaining an arrangement of a latch member forming the end portion shown in FIG.

Figure 5: is a perspective view of one example of the end portion of the optical cable in assembling the subassembly shown in FIG.

However, the code is as follows.

1 0: optical connector

2 0: outer housing 2 1: a lower housing, 2 2: upper housing

2 3: External cover receiving portion

2 8 a: elastic engagement latch, 2 8 b: Kakarigokata

2 9 a: press-post, 2 9 b: the engagement hole

3 0: sub-assembly

4 0: internal housing, 4 1: the lower housing, 4 2: upper housing 43: optical cable supporting portion, 45: concave portion

46: end, 47: projections

48 a: 弹性 engagement latch, 48b: Kakarigokata

49 a: press Bost, 49 b: the engagement hole

60: fitting parts

61: outer cover, 62: Housing, 63: ferrule, 64: spring member 65: tubular body, 66: locking protrusion, 67: engaging hole 68: flange

69: locking projection, 70: lock shoulder

100: optical fiber

110: hook member, 111: annular member, 112: a substantially cylindrical member

113: void, 1 14: guide groove, 122: region

200: optical cable

300: The best mode for carrying out the reinforcing wire member INVENTION

Hereinafter, an optical connector of the present invention will be described in detail based on preferred embodiments shown in the accompanying drawings.

Incidentally, the optical cable to be described below, placing the two optical fibers on the inside, the both outer sides in a tension member embedded in the coating resin cable reinforcing wire member provided two, the coating resin composed of a resin material 2 Shinpei optical coated with cable Faibake an Bull. However, in the present invention, and one or three or more optical fibers may be another optical cable with a one or three or more tension members. The optical connector described below is an optical connector for use in the above 2 Shinpei optical Ke one table may be an optical connector used for the other optical Ke one table. The reinforcing wire where tension member, Aramido fibers, wire and the material of carbon fiber and the like; metal wire; include FRP (Fiber Reinforced Plastics) rays force. Figure 1 is an exploded perspective view of the optical connector 10 is preferably implemented optical connector of the present invention.

The optical connector 10 includes an external housing 20, and a subassembly 3 0 to be accommodated in the outer housing 20. Subassembly 3 0 consists lower housing 4 1 and the upper housings 4 2 has an inner housing 4 0 corresponding to the housing in the present invention, a pair of fitting parts 6 0 projecting from the inner housing 4 0 . A pair of fitting parts 6 0 is fixedly supported within the housing 4 0 as described later. The optical connector 1 0 is provided at an end of the optical cable 2 0 0, the ends of the optical fiber 1 0 0 is terminated so as to flush with the distal end surface of the ferrule 6 3 mating components 6 0 to be described later, shown It is resiliently connected to the optical fiber of the mating connector not.

The outer housing 2 0 have the same configuration, and a pair of lower housings 2 1 and the upper housing 2 2 which has the same dimensions, an external casing covering the subassembly 3 0, elastic engagement with each other They are integrally engaged with each other and the latch 2 8 a and Kakarigokata 2 8 b by the press-fitting Bost 2 9 a and engaging hole 2 9 b.

That is, the external housing 2 0, the subassembly 3 0, in place, it is in La, a fitting part 6 0 projecting from the inner housing 4 0 forward the outer peripheral shape of the outer cover 6 1 corresponding housed in the upper housing 2 1 and the lower housing 2 2 a pair of outer cover one receptacle 2 3 provided with, by engaging the lower housing 2 1 and the upper housing 2 2, assembled.

Figure 2 is an exploded perspective view of the subassembly 3 0, subassembly 3 0, the internal housing 4 0 consisting of lower housing 4 1 and the upper housing 4 2, and a pair of fitting the coupling parts 6 0 Yes and, the optical cable 2 0 0 is derived from the rear of the inner housing 4 0 inside housings 4 within 0.

Here, we describe a pair of fitting parts 6 0 which is fixed inside the housing 4 0.

Figure 3 is a diagram showing the configuration and assembly of mating parts et 0, (a) is an exploded perspective view, and (b) is a perspective view showing a fitting part 6 0 completing the assembly.

Fitting parts 6 0, external cover one 6 1, the housing 6 2, ferrule 6 3, a spring member (6) 4 and the cylindrical member 6 5, the center of Fell Ichiru 6 3 and the tubular member 6 5 , an optical fiber through-hole penetrating the optical fiber 1 0 0 is provided.

The outer peripheral surface of the cylindrical member 6 5 of the fitting part 6 0, are locking protrusion 6 6 form, the locking protrusion 6 6, a predetermined engaging hole 6 7 provided in the housing 6 2 configured to engage position. On the other hand, the outer circumference of the fell Ichiru 6 3, in a substantially intermediate position location in the longitudinal direction, the protrusion 6 3 a is provided, also, a step (shown to reduce the inner diameter to the inner peripheral surface of the cylindrical member 6 5 non) is provided at a predetermined position is pressed against the full Eruru 6 3 forward ferrule 6 3 protrusions 6 3 and the tubular member 6 5 spring 6 4 disposed between the step of the inner surface of a predetermined biasing force configured. At this time, the inner peripheral surface of the housing 6 2, ferrule 6 3 of the protrusion 6 3 projections for restraining the forward movement of the a (not shown) are formed, ferrule 6 3, the cylindrical body 6 5 spring member 6 4 with predetermined biasing force by the force of pressing from behind given configured to be supported by the housing 6 within 2. Thus, the housing 6 2, ferrule 6 3, the spring member 6 3 and the tubular member 6 5 are integrated.

Further, the outer peripheral surface of the housing 6 2 are formed locking projection 6 9, by engaging the locking shoulders 7 0 provided outside cover one 6 1, external force par 6 1, integrated the housing 6 2, ferrule 6 3, placed over the spring member 6 3 and the tubular member 6 5, Ru assembled fitting part 6 0 which is integrated as shown in FIG. 3 (b).

Fitting parts 6 0 is configured this, Fell Ichiru 6 3 mating components 6 0, since the biasing force is provided by a spring member 6 4, flush with a surface of the end portion of the ferrule 6 3 terminated optical fiber 1 0 0 is an optical fiber and resiliently connected phase hand optical connector that is terminated to flush with the distal end surface of the ferrule to.

The optical connector of the present embodiment is intended for fixing with an adhesive Hikarifu multiplexing 1 0 0 in the through hole for the optical fiber of the fell Ichiru 6 3, in the present invention, presses the optical fiber 1 0 0 the gripping crimping member is provided, the optical fiber 1 0 0 may be optical connector system for mechanically gripping.

Will be described with reference to FIG. 2 the internal housing 4 0.

In the inner housing 4 in 0, although a pair of optical fibers 1 0 0 arranged one by one into the gap one pair provided on the optical cable 2 0 in 0 is connected to the fitting part 6 0, FIG. in 2, the optical fiber 1 0 0 is omitted, is shown in phantom. Inner housing 4 0, like the outer housing 2 0, the same configuration, and consist of a lower housing 4 1 and the upper housing 4 2 with same dimensions, 弹性 engaging latch 4 8 a and engaging with each other a housing which is integrated in engagement with each other by the press-fitting the shoulder 4 8 b Bost 4 9 a and engaging Goana 4 9 b. The following describes the internal eight Ujingu 4 0 on behalf of the lower portion eight Ujingu 4 1.

Lower housing 4 1 (upper housing 4 2), together with the upper housing 4 2 (lower housings 4 1), and terminating the ends of the coating resin cable Hikarikeichi pull 2 ​​0 0, fitting parts 6 0 the support is fixed, furthermore, a housing forming an internal eight Ujingu 4 0 for fixing the pair of reinforcing wire 3 0 0 a tension member of the optical cable 2 0 0. At the same time, the optical cable 2 0 0 led from the rear into the housing 4 0, optical cable support 4 3 for supporting the optical cable 2 0 0, located at the end after the tubular body 6 5 of the fitting part 6 0 the flange 6 8 and receiving, by the parallel arrangement of the pair of fitting parts 6 0, a pair of recesses 4 5 to project forwardly from the lower housing 4 1 (upper housing 4 2), the optical cable 2 0 0 reinforcing wire videos 3 0 0 end 4 6 formed on the end of a predetermined position, comprising a projection 4 7 for restricting the movement to the end portion 4 6 is not moved back and forth and left and right.

Here, terminal 4 6 at a portion, which is a feature of the present invention, is formed by the latching member 1 1 0 end fixed to the vicinity of the reinforcing wire member 3 0 0 of the optical cable 2 0 0. Two cases will be described a preferred embodiment of the hooking member 1 1 0 below.

As a first preferred embodiment, latch member 1 1 0 is composed of an annular member 1 1 1 and the substantially cylindrical member (1) 1 2. FIG. 4, the arrangement of the hook member 1 1 0 just before forming the terminal portion 4 6, the view from the front the front is shown. Annular member 1 1 1 having an inner diameter greater than the outer diameter of the substantially cylindrical member 1 1 2, moreover, become loosely upon fitting the substantially cylindrical member 1 1 2, to form a gap 1 1 3. The void 1 1 3 pair of reinforcing wire 3 0 0 projecting from the optical cable 2 0 0 To 揷入, the pressure added toward the substantially cylindrical member 1 1 2 from the outer periphery of the annular member 1 1 1 in this state contact the annular member 1 1 1 by plastic deformation, to reduce the inner diameter of the annular member 1 1 1, a pair of reinforcing wire 3 0 0 between the substantially cylindrical member 1 1 2 and the annular member 1 1 1 Te fixed, the annular member 1 1 1 and substantially cylindrical member 1 1 extra reinforcement wires 3 0 0 projecting forwardly of 2 are cut, also in fold bent rearward, end portion 4 6 is formed. At that time, the outer peripheral side surface of the substantially cylindrical member 1 1 2, the guide groove 1 1 4 is formed along the longitudinal direction of the substantially cylindrical member 1 1 2, the reinforcing wire 3 0 0 guide groove 1 1 4 by in a state of being guide at a predetermined position of the substantially cylindrical member 1 1 2, where that is closely fixed between the substantially cylindrical member 1 1 2 and the annular member 1 1 1, the annular member 1 1 1 shape is not particularly limited, for example, a circular shape, the ring-shaped member 1 1 1 is applied to the pressure from the outer periphery is processed into a polygonal such as a circular or hexagonal. The material of the annular member 1 1 1 is preferably used plastic deformation available-metallic material such as copper from the viewpoint of processing, a substantially cylindrical member 1 1 2 is preferably used a metal material such as aluminum .

As a second preferred embodiment, latch member 1 1 0 is composed of only the annular member 1 1 1. Figure 5 is a perspective view showing the end portion of the optical cable 2 0 0 when assembling the subassembly 3 0 shows a second preferred embodiment of the hooking member 1 1 0. Insert the ring-shaped member 1 1 pair of reinforcing wire 3 0 0 projecting from the optical cable 2 0 0 1, the annular member 1 1 1 by plastic deformation, it flattened annular member 1 1 1 in this state, a pair of reinforcing wire 3 0 0 close contact fixing the annular member 1 1 1, an extra reinforcement wires 3 0 0 projecting towards front of the annular member 1 1 1 is bent to the rear, end portion 4 6 is formed . Here, the shape of the annular member 1 1 1 is not particularly limited, for example, a circular shape, the annular member 1 1 1 is flattened is under pressure from the outer periphery. The material of the annular member 1 1 1 is arbitrarily favored from the viewpoint of processing to use a plastically deformable metal material such as copper.

On the other hand, the projections 4 7 regulates the movement by engaging the end portion 4 6 of the reinforcing wire member 3 0 0, a part corresponding to the end portion regulating means in the present invention, as shown in FIG. 1, the inner housing 4 0 with protruding ribs 4 7 a and 4 7 b and the outer peripheral side surface 4 0 a internal housings 4 0 projecting on the inner surface of at projecting portion forming a recessed space 5 0, lower housings 4 1 (upper housing 4 It is disposed at a substantially central portion of the inner surface 2). End 4 6, the recessed space 5 0 is 揷入, further, in the area 1 2 2 surrounded by the end 4 6 and the optical cable 2 0 0 a reinforcing wire 3 0 0, projections 4 7 is 揷入arranged so that, terminal 4 6 is hooked on the protrusion 4 7, longitudinal and lateral movement of the lower housing 4 1 (upper housings 4 2) is restricted.

Such termination section 4 6 which are position regulation are inserted into the recessed space 5 0 of the lower housing 4 1, as described above, the upper housings 4 2 engage with the lower housing 4 1 have the same configuration by being integral with, it is restricted a movement in the vertical as well as longitudinal and lateral only, the reinforcing wire 3 0 0 is fixed within the housing 4 within 0. In this embodiment, performs the regulation of the terminal portion by the projection 4 7, in the present invention is not limited thereto, it may be to regulate the movement of the end portion by the projecting rib or the like, hanging at least termination unit 4 6 as long as the structure for locking may be any one.

Further, in the above embodiment, to form the terminal portion 4 6 Te cowpea to plastic deformation by applying a force to the annular member 1 1 1, in the present invention, the preferred hook member 1 1 0 first aspect If it is, the annular member 1 1 1 and the reinforcing wire 3 0 0 inserted in a substantially cylindrical shape member 1 1 2 void 1 1 3 may be bonded and fixed by an adhesive or the like.

Further, in this embodiment, each of the outer housing 2 0 and inner housing 4 0 connexion constituted Manzanillo upper Haujingu and a lower housing having the same shape may be constituted by a different shape of the housing.

Inner housing 4 0 is constructed as above.

Such optical connector 1 0 after first being optical cable 2 0 0 wiring at the site of laying, is attached to the optical cable 2 0 0 in the field.

First, is passed through the optical fiber 1 0 0 extending from Hikarikeichi Bull 2 ​​0 0 coating resin cable into the through-hole for the optical fiber of the tubular member 6 5, through the spring member 6 4, further Hue Rule 6 3 through the through-holes for optical fibers to protrude from the distal end surface of the ferrule 6 3. At that time, the optical fiber through hole and the optical fiber 1 0 0 ferrule 6 3 is bonded and fixed with an adhesive, so that the front end face flush Fel Ichiru 6 3, the optical fiber 1 0 0 end It is terminated. Thereafter, the housing 6 2 is put, it engages the engaging hole 6 7 mouth click projection 6 6 and the housing 6 of the tubular body 6 5, the housing 6 2, ferrule 6 3, the spring member 6 4 and the cylindrical member 6 5 are integrated. Thereafter, the external cover one 6 1 is put, the housing 6 2 is fixed at a predetermined position, the fitting part 6 0 as shown in FIG. 3 (b) is assembled. Such fitting part 6 0 is created in correspondence to the pair of optical fibers 1 0 0.

On the other hand, if the latch member 1 1 0 is the first preferred embodiment, a pair of reinforcing wire 3 0 0 projecting from Hikarikeichi Bull 2 ​​0 0 substantially columnar member 1 1 2 annular member 1 1 after being inserted into the gap 1 1 3 which can when inserted in the 1, annular member 1 1 1 is the pressure exerted toward the outer periphery to the substantially cylindrical member 1 1 2, as shown in FIG. 2 hexagon undergo plastic deformation, a reinforcing wire 3 0 0 is tightly fixed between the substantially cylindrical member 1 1 2 and the annular member 1 1 1, the end portion 4 6 is formed. Incidentally, the extra part of the reinforcing wire member 3 0 0 from terminal 4 6 protrudes forward is cut, furthermore, bent. End 4 6 as shown in FIG. 2 is formed Te Confucius.

On the other hand, after the hooking member 1 1 0 be a second preferred embodiment, the pair of reinforcing wire 3 0 0 projecting from the optical cable 2 0 0 were 揷入 the annular member 1 1 1, the annular member 1 1 1 pressure is applied from the outer circumference, accept a flat plastic deformation as shown in FIG. 5, the reinforcing wire 3 0 0 is closely fixed with the annular member 1 1 1, the end portion 4 6 is formed. Incidentally, excess portions of the reinforcing wire member 3 0 0 from terminal 4 6 forwardly projecting is cut, furthermore, bent. Thus end 4 6 as shown in FIG. 5 is Ru is formed.

End 4 6 formed is hooked by the collision force 4 7 is 揷入 in the recessed space 5 0 of the lower housing 4 1. A pair of fitting parts 6 0 created also is arranged to the flange 6 8 is fitted into the recess 4 5, the upper housing 4 2 is put from above, the sub-assembly 3 0 is assembled. Thereafter, the sub-assembly 3 0 is placed in a predetermined position of the lower housing 2 of the external housing 2 0, as shown in FIG. 1, the upper housing 2 2 from above is covered.

Thus, the reinforcing wire 3 0 0, since the latching member 1 1 0 O connexion terminal 4 6 are formed, of the housing body of the conventional optical connector directly reinforcing wire 3 0 0 As at the constant the fixing operation of fixing the position becomes unnecessary, it is sufficient to form the terminal 4 6 on the end portion of the reinforcing wire member 3 0 0, moreover a plurality of reinforcing wires 3 0 0 together integrally forming the end 4 6 it can, furthermore, when arranging the end portion 4 6 to the recessed space 5 0 as terminal 4 6 is hooked by the projections 4 7, end portion 4 6 and the optical cable 2 0 0 and the reinforcing wire 3 0 0 may be inserted to region 1 2 2 projections 4 7 surrounded by, working time shortened work efficiency is improved.

Thus the optical connector 1 0 Ru provided efficiently to a desired position of the light Ke one Bull 2 ​​0 0. Having described in detail the optical connector of the present invention, the present invention is limited to the above embodiments is not the sole, without departing from the scope and spirit of the present invention, possible to make various improvements and modifications are of course is there. Industrial Applicability

As described above in detail, the terminal portion formed at an end portion of the tension member, provided on the inner surface of the housing, since the locking by means of projections or the like for restricting the movement of the end portion, the Hikarikeichi Bull fixing work of the optical connector of the tension member when providing the optical connector is facilitated by simplifying, improving the efficiency of work.

In particular, when the tension member is a plurality of reinforcing wires, by forming the end portion by integrally fixing a plurality of reinforcing wires, as compared with the conventional fixed operations that secured directly to the optical connector for each reinforcing wire fixing work is further simplified, the efficiency of the work is on further improvement.

Claims

The scope of the claims
1. And eight maggots ring for terminating the end of an optical cable having an optical fiber and a tension member, and terminating an end of the optical fiber, earthenware pots rows connected to the optical fiber of the mating connector, projecting relative to said housing an optical connector having a mating part to be supported for, and having a latch member which forms the end of the fixed and the tension main damper near the end of the tension member, the hooking optical connector, characterized in that the end portion regulating means provided on an inner surface of the housing by engaging the end portion of the tension member which is formed by members for restricting the movement.
2. The tension member includes a plurality of reinforcing wires, the hooking member, the optical connector according to claim 1 to form the terminal portion fixed integrally to said plurality of reinforcing wires evening.
3. The latching member, when fitted with the annular member, the annular member consists of a substantially cylindrical member that forms a gap, said terminal unit, after the tension member has 揷 enter into the gap, the the annular member is plastically deformed, the optical connector according to claim 1 or 2 is formed by tightly fixed the Seal Script Nmenba and the generally cylindrical member.
4. The latching member is made of an annular member, said terminal portion, after 揷入 said tension member to said annular member, said annular member by plastically deformed, and tightly fixed the Seal Script Nmenba, the annular the optical connector according to claim 1 or 2 is formed by returning folding said tension member protruding from the member.
5. The terminal end regulating means, the optical connector according to claim 1 is a projection which is disposed at a substantially central portion of the inner surface of the housing.
6. The optical cable, arranged two optical fibers on the inside, the tension members embedded in the coating resin cable on both outside provided two were coated with the coating resin Ke one table made of a resin material 2 optical connector mounting serial to any one of claims 1 to 5, which is a Shinpei type optical cable.
PCT/JP2001/004521 2000-05-31 2001-05-30 Optical connector WO2001092937A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000-163295 2000-05-31
JP2000163295 2000-05-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU6064401A AU6064401A (en) 2000-05-31 2001-05-30 Optical connector

Publications (1)

Publication Number Publication Date
WO2001092937A1 true WO2001092937A1 (en) 2001-12-06

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AU (1) AU6064401A (en)
WO (1) WO2001092937A1 (en)

Cited By (11)

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US6829420B2 (en) 2000-06-06 2004-12-07 Asahi Glass Company, Limited Optical fiber cable including freely movable plastic optical fibers
WO2005001533A1 (en) * 2003-06-27 2005-01-06 Asahi Glass Company, Limited Method of assembling optical fiber conector
US7744286B2 (en) 2007-12-11 2010-06-29 Adc Telecommunications, Inc. Hardened fiber optic connection system with multiple configurations
USRE42522E1 (en) 2003-09-08 2011-07-05 Adc Telecommunications, Inc. Ruggedized fiber optic connection
CN103048742A (en) * 2012-12-26 2013-04-17 中航光电科技股份有限公司 DLC (Digital Loop Carrier) optical fiber connector
DE102009004539B4 (en) * 2008-01-14 2013-07-18 Rosenberger-Osi Gmbh & Co. Ohg Connector body for optical fiber connectors
US8770862B2 (en) 2007-01-24 2014-07-08 Adc Telecommunications, Inc. Hardened fiber optic connector
US10114176B2 (en) 2000-05-26 2018-10-30 Corning Optical Communications LLC Fiber optic drop cables and preconnectorized assemblies
US10359577B2 (en) 2017-06-28 2019-07-23 Corning Research & Development Corporation Multiports and optical connectors with rotationally discrete locking and keying features
US10379298B2 (en) 2017-06-28 2019-08-13 Corning Research & Development Corporation Fiber optic connectors and multiport assemblies including retention features
US10444443B2 (en) 2013-06-27 2019-10-15 CommScope Connectivity Belgium BVBA Fiber optic cable anchoring device for use with fiber optic connectors and methods of using the same

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US4279466A (en) * 1978-02-21 1981-07-21 Bunker Ramo Corporation Hermaphroditic fiber optic connector
EP0339876A1 (en) * 1988-04-25 1989-11-02 The Whitaker Corporation Connector assembly with movable shroud protection
JPH0324608U (en) * 1989-07-21 1991-03-14

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US4279466A (en) * 1978-02-21 1981-07-21 Bunker Ramo Corporation Hermaphroditic fiber optic connector
EP0339876A1 (en) * 1988-04-25 1989-11-02 The Whitaker Corporation Connector assembly with movable shroud protection
JPH0324608U (en) * 1989-07-21 1991-03-14

Cited By (22)

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