WO2023193146A1 - Boîte de module de diviseur optique et boîte de distribution de fibres - Google Patents

Boîte de module de diviseur optique et boîte de distribution de fibres Download PDF

Info

Publication number
WO2023193146A1
WO2023193146A1 PCT/CN2022/085356 CN2022085356W WO2023193146A1 WO 2023193146 A1 WO2023193146 A1 WO 2023193146A1 CN 2022085356 W CN2022085356 W CN 2022085356W WO 2023193146 A1 WO2023193146 A1 WO 2023193146A1
Authority
WO
WIPO (PCT)
Prior art keywords
box
optical splitter
optical
box body
splitter module
Prior art date
Application number
PCT/CN2022/085356
Other languages
English (en)
Chinese (zh)
Inventor
黄美金
魏文振
Original Assignee
烽火通信科技股份有限公司
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
Application filed by 烽火通信科技股份有限公司 filed Critical 烽火通信科技股份有限公司
Priority to PCT/CN2022/085356 priority Critical patent/WO2023193146A1/fr
Priority to CN202280020703.3A priority patent/CN117043653A/zh
Publication of WO2023193146A1 publication Critical patent/WO2023193146A1/fr
Priority to CONC2023/0017173A priority patent/CO2023017173A2/es

Links

Images

Classifications

    • 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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables

Definitions

  • Embodiments of the present disclosure relate to an optical splitter module box and an optical cable splitter box.
  • ODN Optical Distribution Network, optical distribution network
  • An embodiment of the present disclosure provides an optical splitter module box, which includes a box body, an optical splitter arranged inside the box body, and a first sealing ring.
  • the optical splitter includes an input end and an output end.
  • the box One end of the box body is provided with a first adapter, and the output end of the optical splitter is connected to the first adapter; the other end of the box body is provided with an input port, and the input port is used to split the light
  • the input end of the adapter is led out; the one end of the box body is provided with a first fixed position, the first adapter is fixed to the first fixed position and sealed with the box body through the first sealing ring.
  • the input end of the optical splitter includes an input optical fiber and a connector connected to the input optical fiber.
  • the input port of the box is provided with a second adapter, and the second adapter is connected to the input optical fiber. Connect the connector to the input side of the optical splitter.
  • the other end of the box body is provided with a second fixing position, and the second adapter is fixed to the second fixing position.
  • the input end of the optical splitter includes a bare optical fiber portion
  • the input port of the box is provided with a slot
  • the bare optical fiber portion of the input end of the optical splitter is led out from the slot.
  • the output end of the optical splitter includes a plurality of connectors, the one end of the box is provided with a plurality of first adapters, the plurality of connectors and the plurality of first adapters One-to-one connection.
  • the plurality of first adapters are arranged in a stepped manner.
  • the box includes a first housing and a second housing, and the first housing and the second housing are detachably connected.
  • a fixing structure is provided on the box body for fixing with the optical fiber distribution box.
  • At least one embodiment of the present disclosure also provides an optical cable distribution box, including a box body, a second sealing ring, and an optical splitter module box as provided in any of the above embodiments.
  • the optical splitter module box is fixed on the on the box body and sealed with the box body through the second sealing ring.
  • the box is provided with a third fixing position
  • the optical splitter module box is provided with a fixing structure
  • the optical splitter module box is connected to the third fixing position through the fixing structure. The position is fixed to be fixed with the box.
  • a fiber splice tray is provided in the box, and the fiber splice tray is configured to connect the output end of the incoming optical cable to the input end of the optical splitter.
  • the box is also provided with an optical cable introduction port for introducing the optical cable.
  • the optical cable entry port and the optical splitter module box are located on the same side of the box.
  • the box includes an upper box and a lower box, and the upper box and the lower box are detachably connected.
  • the box is provided with a mounting hole for installing the optical splitter module box.
  • the hole wall of the mounting hole includes two parts, and the two parts are respectively located on the upper box. and the lower box.
  • FIGS. 1A-1B are schematic structural diagrams of an optical splitter module box provided by at least one embodiment of the present disclosure
  • FIGS. 2A-2B are schematic structural diagrams of an optical splitter module box provided by other embodiments of the present disclosure.
  • 3A-3B are schematic structural diagrams of an optical splitter module box provided by some embodiments of the present disclosure.
  • FIGS. 4A-4B are schematic structural diagrams of an optical splitter module box provided by some embodiments of the present disclosure.
  • 5A-5B are schematic structural diagrams of an optical cable distribution box provided by at least one embodiment of the present disclosure.
  • 6A-6B are schematic structural diagrams of optical fiber cable distribution boxes provided by other embodiments of the present disclosure.
  • FIGS 7A-7B are schematic structural diagrams of optical fiber cable distribution boxes provided by further embodiments of the present disclosure.
  • connection should be understood in a broad sense.
  • it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection. ; It can be directly connected, or it can be indirectly connected through an intermediary, or it can be an internal connection between two components.
  • connection should be understood in a broad sense.
  • it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection. ; It can be directly connected, or it can be indirectly connected through an intermediary, or it can be an internal connection between two components.
  • Optical fiber distribution box is a commonly used indoor and outdoor optical node product in FTTH-ODN networks. It is an interface device used to connect trunk optical cables and distribution optical cables outdoors, in corridors or indoors.
  • the fiber optic cable distribution box is used to connect the optical fiber cable to the home butterfly optical cable through an optical splitter after splicing, and complete the splicing, splicing and splitting functions of the optical cable in the fiber optic cable distribution box. Since the fiber optic cable distribution box is an outdoor device, it is required to be able to withstand drastic changes in climate and harsh working environments. It is waterproof and condensation-proof, waterproof and dust-proof, insect-proof and rodent-proof, and has strong resistance to impact damage.
  • the waterproof optical cable distribution box assembly only considers the waterproofing of the shell and does not consider the waterproofing of the splitter box. This greatly reduces the life of the splitter.
  • the splitter box needs to be placed inside the fiber distribution box assembly. , construction workers need to perform optical fiber connection operations inside the box.
  • the optical cable splitter box assembly does not have an independent splitter box, and the optical splitter is directly exposed to the environment. It is easy to damage the splitter when laying out the trunk optical cable with the cover open; at the same time, it is limited by space and structure.
  • the optical fiber of the splitter can only present a "complex spatial curve" state. The on-site construction is complicated and it is difficult to ensure the installation effect, which affects the performance of the splitter (insertion loss, return loss).
  • At least one embodiment of the present disclosure provides an optical splitter module box, which includes a box body and an optical splitter arranged inside the box body.
  • the optical splitter includes an input end and an output end.
  • One end of the box body A first adapter is provided, and the output end of the optical splitter is connected to the first adapter; the other end of the box is provided with an input port, and the input port is used to connect the input of the optical splitter
  • the one end of the box body is provided with a first fixed position, the first adapter is fixed to the first fixed position and sealed with the box body through a first sealing ring.
  • At least one embodiment of the present disclosure also provides an optical fiber cable distribution box, including the above-mentioned optical splitter module box.
  • the optical splitter module box provided by the present disclosure has a waterproof design for the output port of the optical splitter by arranging the optical splitter in the box body and connecting it to the output end adapter on the box body through a sealing ring. , not only improves the convenience for construction workers to operate outside the box.
  • the optical cable splitter box provided by the present disclosure can realize pre-installation and on-site installation/replacement by setting up an independent optical splitter module box, which is easy to operate and improves efficiency.
  • the optical splitter module box and optical fiber cable distribution box provided by the present disclosure can reach IP68 waterproof level, further improving the reliability of the product in outdoor environment applications.
  • the optical splitter module box 2 includes a box body 21 and an optical splitter (not shown) arranged inside the box body 21.
  • a first adapter 22 is provided at one end of the box 21 for connection with the output end of the optical splitter.
  • the other end of the box 21 is provided with an input port 242 for leading out the input end of the optical splitter.
  • FIGS. 2A-2B respectively show the box body without the adapter 22 installed and the structural schematic diagram of the adapter 22.
  • a plurality of mounting holes 50 are provided on the end surface of the box for mounting a plurality of first adapters 22 .
  • Each mounting hole 50 is provided with a fixing bit 51 , and each first adapter 22 is fixed to the corresponding fixing bit 51 through the corresponding mounting hole 50 .
  • the fixing position 51 can be implemented as a buckle or a thread, so as to be fixed with the first adapter 22 through a buckle or a thread.
  • the embodiment of the present disclosure does not limit the type of adapter.
  • it may be a conventional standard SC adapter or other types of adapters.
  • the embodiment of the present disclosure does not limit the installation form between the first adapter 22 and the box body 21 .
  • the first adapter 22 can be fixed to the fixing position 51 of the box body 21 through screw connection, snap connection, snap connection, welding, bonding, etc.
  • the optical splitter module box 2 also includes a first sealing ring 223 , for example, provided on the first adapter 22 .
  • the first adapter 22 is sealed with the box body 21 through the first sealing ring 223 , thereby improving the The end face waterproof performance of the optical splitter module box.
  • the first sealing ring 223 surrounds the first adapter 22 and fits with the hole wall or end surface of the mounting hole 50 to achieve sealing.
  • the first adapter 22 is provided with a slot surrounding the adapter body to fix the first sealing ring 223 .
  • the material of the first sealing ring 223 may include rubber; the sealing form of the first sealing ring 223 may be radial sealing or extrusion sealing.
  • the plurality of first adapters 22 can be arranged in a stepped manner on the end face, so that they can be staggered in space to avoid the accumulation of adapters on the same plane, which will cause the operation to be affected by surrounding adapters and connectors, thus helping to improve the arrangement of the adapters. Density and ease of handling. As a result, the number of ports in more segments can be achieved in the same volume, or a smaller box volume can be achieved in the same number of ports, which facilitates installation in various narrow scenes, as well as storage and transportation.
  • the end surface of the box includes a first end surface 61 and a second end surface 62.
  • the first end surface 61 protrudes from the second end surface 62 to form a step with the second end surface 62.
  • the second end surface 62 completely surrounds Or not completely surrounding the first end surface 62 .
  • a plurality of first adapters 22 are respectively installed on the first end surface 61 and the second end surface 62 .
  • the box 21 includes a first housing 23 and a second housing 24.
  • the first housing 23 and the second housing 24 are detachably connected, for example, through threaded connection, snap connection, etc.
  • FIG. 3B shows a schematic structural diagram of the interior of the optical splitter module box provided by at least one embodiment of the present disclosure.
  • the optical splitter 30 is provided inside the box.
  • a fixing structure 241 is provided inside the box for fixing the main part of the optical splitter 30 .
  • the fixed structure 241 may include a plurality of positioning parts arranged at intervals, and the number of positioning parts may be determined by the number of optical branches.
  • Figure 3B shows an example of splitting into four channels.
  • the optical splitter 30 includes an input terminal, a main body part and an output terminal connected in sequence.
  • the output end of the optical splitter 30 has a connector, which is connected to the first adapter 22 so that it can be connected to external components.
  • the main body bypasses the fixed structure 241 and then splits the light through the input port 242 of the box. lead out from the input terminal of the converter.
  • the external interface of the optical splitter 30 in this disclosure has two forms: 1) the input end of the optical splitter 30 is a bare optical fiber part without connectors, and the output end is N connectors; 2) the optical The input end of the splitter 30 includes an input optical fiber and a connector connected to the input optical fiber, for example, one connector, and an output end including N connectors; N is an integer greater than 1.
  • the optical fiber at the output end of the optical splitter 30 is connected to an output connector, and the output connector is connected to an adapter provided on the box to be led out.
  • the port of the box is implemented as a second adapter 25, and a fixing bit 52 is provided on the box.
  • the second adapter 25 is fixed to the fixing bit 52, and the fixing bit 52 can be implemented as a buckle. or threads, and the fixing method with the second adapter 25 is, for example, buckle fixing or screw thread fixing.
  • optical splitter module box 2 provided by the embodiment of the present disclosure can be used alone or integrated with other functional boxes to meet the needs of different installation environments and users.
  • the box body 21 may be provided with a wall mounting hole 53 for wall mounting of the box body.
  • the box body 21 may be provided with a fixing structure 54 for installation and fixation with other functional boxes (such as optical fiber cable distribution boxes).
  • the fixing method can be buckle fixing or thread fixing.
  • the fixing structure 54 can be a buckle.
  • the box body 21 can also be provided with a slot 210 surrounding the box body to provide a sealing ring to facilitate the sealing of the box body when it is installed on other functional boxes. This will be done in Detailed description is given in the following examples.
  • At least one embodiment of the present disclosure also includes an optical cable function box, including the optical splitter module box 2 provided in any of the above embodiments.
  • This disclosure takes the optical cable function box as an optical cable distribution box as an example for illustrative description. However, this is not a limitation of the disclosure.
  • FIG. 5A is a schematic structural diagram of an optical fiber distribution box provided by at least one embodiment of the present disclosure.
  • the optical fiber cable distribution box 3 includes a box body 31 and an optical splitter module box 2 installed on the box body 31 .
  • One end of the optical splitter module box 2 provided with the first adapter 22 is exposed to the outside, so as to facilitate the operation of connecting the output end of the optical splitter to external components.
  • the box 31 includes an upper box 311 and a lower box 322.
  • the upper box 311 and the lower box 312 are detachably connected; for example, the two can be fixed by buckles or threads.
  • the box 31 can also be defined in terms of an upper cover 313 and a lower cover 314 , that is, it includes an upper cover 313 and a lower cover 314 .
  • the upper cover 313 when unpacking and operating, can be flipped open. The opening of the upper cover 313 will not affect the box body of the optical splitter module box 2.
  • the upper cover 313 is a part of the upper box 311 .
  • a plurality of marks 315 are provided on the upper surface of the box 31 , that is, the upper surface of the upper box 311 or 313 , and the plurality of marks 315 are related to the plurality of third labels in the optical splitter module box 2 .
  • One adapter 22 has a one-to-one correspondence, and each identifier 315 is used to identify the corresponding first adapter 22 .
  • the identification 315 may be the number of the corresponding first adapter 22 .
  • Figure 5B shows the box 31 and the optical splitter module box 2 not assembled together.
  • the box 31 is provided with a mounting hole 310 for mounting the optical splitter box 2 .
  • the contour of the mounting hole 310 roughly matches the contour of the optical splitter box 2 .
  • a fixing bit 55 is provided in the mounting hole 310 , and the optical splitter module box 2 is fixed to the fixing bit 55 through the mounting hole 310 .
  • the box body of the optical splitter module box 2 is provided with a fixing structure 54 to cooperate with the fixing bit 55 to be installed on the box body 31 .
  • the fixing structure 54 is provided on at least two sides around the box body 21 , and the at least two sides include, for example, opposite two sides.
  • the fixing method is detachable, and may be buckled or screwed.
  • the fixing structure 54 on the optical splitter module box 2 is implemented as a buckle, that is, the splitter module box 2 and the box 31 are connected by buckles.
  • at least one buckle is provided on each side of at least two sides of the box body of the optical splitter module box 2, and the at least two sides include opposite two sides.
  • the entire optical splitter module box can be disassembled and replaced without involving excessive operations on the optical splitter (optical fibers), thereby avoiding damage to the optical splitter.
  • the performance is reduced, the operation is convenient and the efficiency is improved.
  • the box body of the optical splitter module box 2 is also provided with a second sealing ring 224.
  • the second sealing ring 224 is connected to the box through the second sealing ring 224.
  • the body 31 is sealed, thereby improving the waterproof performance of the optical fiber distribution box.
  • the second sealing ring 224 surrounds the box body 21 of the optical splitter module box 2 and fits with the hole wall or end face of the mounting hole 310 to achieve sealing.
  • the box body of the optical splitter module box 2 is provided with a slot surrounding the box body to fix the second sealing ring 224 .
  • the material of the second sealing ring 224 may include rubber; the sealing form of the second sealing ring 224 may be a radial seal or an extrusion seal.
  • the hole wall of the mounting hole 310 is not an integral structure, but includes two upper and lower parts.
  • the upper and lower parts are respectively located on the upper box 311 and the lower box 312. They can follow the upper box 311 and the lower box 312.
  • the boxes 312 are separated from each other, which can facilitate the disassembly of the box body of the optical splitter module box 2 .
  • optical devices can be provided in the optical cable distribution box, and the optical devices are connected to the input end of the optical splitter in the box, thereby realizing the integration of the optical device module, making the optical distribution network optimized and easy to operate. Improve efficiency.
  • FIGS. 6A-6B are schematic structural diagrams of an optical fiber cable distribution box provided by another embodiment of the present disclosure.
  • Figure 6A shows the internal structure of the optical fiber cable distribution box.
  • the optical fiber distribution box 3 is provided with a trunk optical cable 37 (an example of an optical fiber introduction cable in this disclosure) and a splicing fiber tray 32.
  • the end face of the box 21 with the input port 242 is provided in the box.
  • the end surface and the end surface where the first adapter 22 is disposed are two opposite end surfaces.
  • the input end 301 of the optical splitter 30 is led out through the input port 242, and is welded to one end of the trunk optical cable 37 at A on the fiber splicing tray 32.
  • the other end of the trunk optical cable 37 is fixed through the optical cable fixing unit 33, and is connected through the box.
  • the optical cable introduction port 34 is led out to connect to external components.
  • the optical cable introduction port 34 and the optical splitter module box 2 are disposed on the same side of the box 31 .
  • Figure 6B shows the state of the optical fiber distribution box with its cover opened. For the sake of clarity, this figure omits the optical cable in the box.
  • FIGS. 7A and 7B respectively show a schematic diagram of an optical cable distribution box provided by yet another embodiment of the present disclosure.
  • Figure 7A shows the state of the optical fiber distribution box with its cover opened. For the sake of clarity, the figure omits the optical cable in the box.
  • Figure 7B shows a schematic structural diagram of an optical splitter module box in the optical fiber cable distribution box. Compared with the optical splitter module box in the embodiment shown in Figures 6A-6B, the optical splitter module box provides More adapter interfaces.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Mechanical Coupling Of Light Guides (AREA)

Abstract

L'invention concerne une boîte de module de diviseur optique et une boîte de distribution de fibres. La boîte de module de diviseur optique comprend un corps de boîte, et, agencés dans le corps de boîte, un diviseur optique et des premières bagues d'étanchéité. Le diviseur optique comprend une extrémité d'entrée et des extrémités de sortie. Une extrémité du corps de boîte est pourvue de premiers adaptateurs, les extrémités de sortie du diviseur optique étant connectées aux premiers adaptateurs. L'autre extrémité du corps de boîte est pourvue d'un port d'entrée, le port d'entrée étant utilisé pour faire sortir l'extrémité d'entrée du diviseur optique. La première extrémité du corps de boîte est pourvue de premières positions de fixation, les premiers adaptateurs étant fixés au corps de boîte au moyen des premières positions de fixation et étant étanchéifiés avec le corps de boîte au moyen des premières bagues d'étanchéité. La boîte de module de diviseur optique peut non seulement améliorer l'imperméabilisation, mais également faciliter le fonctionnement.
PCT/CN2022/085356 2022-04-06 2022-04-06 Boîte de module de diviseur optique et boîte de distribution de fibres WO2023193146A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/CN2022/085356 WO2023193146A1 (fr) 2022-04-06 2022-04-06 Boîte de module de diviseur optique et boîte de distribution de fibres
CN202280020703.3A CN117043653A (zh) 2022-04-06 2022-04-06 光分路器模块盒及光缆分纤箱
CONC2023/0017173A CO2023017173A2 (es) 2022-04-06 2023-12-12 Caja de módulo de divisor óptico y caja de distribución de cable de fibra óptica

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/085356 WO2023193146A1 (fr) 2022-04-06 2022-04-06 Boîte de module de diviseur optique et boîte de distribution de fibres

Publications (1)

Publication Number Publication Date
WO2023193146A1 true WO2023193146A1 (fr) 2023-10-12

Family

ID=88243710

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/085356 WO2023193146A1 (fr) 2022-04-06 2022-04-06 Boîte de module de diviseur optique et boîte de distribution de fibres

Country Status (3)

Country Link
CN (1) CN117043653A (fr)
CO (1) CO2023017173A2 (fr)
WO (1) WO2023193146A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117784337B (zh) * 2023-12-29 2024-05-17 滁州爱沃富光电科技有限公司 一种分体式光分路器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040145428A1 (en) * 2003-01-08 2004-07-29 Jui-Huang Chung Waterproof signal splitter
CN109521538A (zh) * 2017-09-16 2019-03-26 尹红娟 一种光分路器
CN110998403A (zh) * 2018-12-29 2020-04-10 华为技术有限公司 分光装置
WO2021087592A1 (fr) * 2019-11-07 2021-05-14 Furukawa Electric Latam S.A Boîtier de terminaison et dérivation optique
CN213986942U (zh) * 2020-12-11 2021-08-17 常州凌凯特电子科技有限公司 一种防尘型光分路器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040145428A1 (en) * 2003-01-08 2004-07-29 Jui-Huang Chung Waterproof signal splitter
CN109521538A (zh) * 2017-09-16 2019-03-26 尹红娟 一种光分路器
CN110998403A (zh) * 2018-12-29 2020-04-10 华为技术有限公司 分光装置
WO2021087592A1 (fr) * 2019-11-07 2021-05-14 Furukawa Electric Latam S.A Boîtier de terminaison et dérivation optique
CN213986942U (zh) * 2020-12-11 2021-08-17 常州凌凯特电子科技有限公司 一种防尘型光分路器

Also Published As

Publication number Publication date
CO2023017173A2 (es) 2024-03-07
CN117043653A (zh) 2023-11-10

Similar Documents

Publication Publication Date Title
US20240126025A1 (en) Flexible optical fiber connectors and assemblies
US20200241230A1 (en) Cable Termination Assembly
US10509188B2 (en) System and method of fiber distribution
CN101449190B (zh) 用于无线接入的光纤缆线和光纤缆线组件
TWI406455B (zh) socket
WO2020133342A1 (fr) Appareil de division de lumière
WO2017152395A1 (fr) Boîtier de distribution de câble optique, et dispositif de distribution de câble optique
WO2023193146A1 (fr) Boîte de module de diviseur optique et boîte de distribution de fibres
WO2021147253A1 (fr) Tête de connexion de fibre optique, adaptateur de fibre optique et ensemble de connexion de fibre optique
WO2012041153A1 (fr) Ensemble de distribution de câbles à fibre optique préfabriqué et système de réseau de distribution optique
US11366272B2 (en) Wall-plate-interfaceable-housed electrical-polarity switching hybrid coupler
US20230273372A1 (en) Fiber optic terminals having optical splitter and wavelength division multiplexing devices
US20180275363A1 (en) Modular breakout enclosure for transitioning from trunk cable to jumper cable
CN109791263A (zh) 一种用于安装光缆的接头盒以及方法
US7627214B2 (en) Adjustable optical tap
US20130142488A1 (en) Multipurpose fiber termination unit
CN214205538U (zh) 一种光纤面板和光纤面板排
US10215943B2 (en) Deploying optical fibers within a multi-dwelling unit
KR101637651B1 (ko) 광·전력 동시 공급이 가능한 광·전 복합 케이블 분기구
CN220894610U (zh) 一种具有多个兼容接口的防水光纤盒
CN216248447U (zh) 一种便于安装光缆且密封性好的分纤箱
CN218497219U (zh) 光纤同轴综合面板
CN216901049U (zh) 一种光模块
US20240019654A1 (en) Molded bulkhead fitting in cover of fiber optic cable closure/housing
US20230280561A1 (en) Optical cable connection box and adapter

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 202280020703.3

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22936095

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: MX/A/2023/014052

Country of ref document: MX

REG Reference to national code

Ref country code: BR

Ref legal event code: B01A

Ref document number: 112023025116

Country of ref document: BR