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WO2019050186A1 - Compartiment de stockage à empilement pour fibre optique - Google Patents

Compartiment de stockage à empilement pour fibre optique Download PDF

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Publication number
WO2019050186A1
WO2019050186A1 PCT/KR2018/009372 KR2018009372W WO2019050186A1 WO 2019050186 A1 WO2019050186 A1 WO 2019050186A1 KR 2018009372 W KR2018009372 W KR 2018009372W WO 2019050186 A1 WO2019050186 A1 WO 2019050186A1
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WO
WIPO (PCT)
Prior art keywords
optical
connection tube
trays
tube storage
hinge
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2018/009372
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English (en)
Korean (ko)
Inventor
임채현
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Individual
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Individual
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Filing date
Publication date
Priority claimed from KR1020180094563A external-priority patent/KR102208460B1/ko
Application filed by Individual filed Critical Individual
Publication of WO2019050186A1 publication Critical patent/WO2019050186A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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

Definitions

  • the present invention relates to a stacked optical fiber line storage box, and more particularly, to a stacked optical fiber line storage box that can easily arrange and classify an optical fiber core while accommodating an optical fiber core, and can secure a cable of an optical fiber core.
  • an optical fiber interim storage box is installed on the optical cable line for efficiently distributing and transferring the feeder optical cable from the telephone office and the distribution optical cable to the subscriber.
  • the storage enclosure for distributing the optical cable is provided with a connection tray therein to selectively distribute or exchange the incoming optical cable and the outgoing optical cable.
  • connection tray is generally composed of an accommodating portion for accommodating the cuffs on both sides of the cord supporting portion on which the optical jumper cord for connecting the optical fiber is supported.
  • Such conventional connection trays are inconvenient for distributing and switching work and maintenance work because the optical fiber lines are not organized for each subscriber or function, and it is a disadvantage that the protection of the optical fiber, the jumper cord and the arrangement of the optical fiber cable are not efficiently performed have.
  • U.S. Patent No. 5,402,515 discloses an optical fiber distribution system in which a card-type tray and a mechanical connector are used instead of connectors and adapters to distribute and exchange optical fibers.
  • This optical fiber distribution system includes internal modules with a plurality of trays attached to the outer cabinet or enclosure for pivotal movement.
  • Each tray has an optical fiber gland portion, an optical core wire transfer portion including a mechanical connector, and a jumper optical core wire portion.
  • the optical fiber drawn into the tray is connected to one side of the mechanical connector of the optical fiber transfer section and the jumper optical core wire stored in the jumper optical fiber line section is connected to the other side of the mechanical connector. Accordingly, the jumper optical core wire can be connected to the incoming optical cable from another tray of the same module of the other internal module, so that distribution and switching can be performed between the optical cables.
  • This optical fiber distribution system has a problem that the distribution system becomes relatively large because the optical center design part and the connection part can not be located on the same plane, and the jumper optical core wires are easily entangled and damaged by external force.
  • optical cables with different numbers of optical fiber lines are used for each country or optical communication company.
  • the optical fiber is replaced with an optical fiber having a different number of optical fibers than the number of optical fibers used in the conventional optical fiber cable. If a cable with a different number of optical fibers is used, the number of optical fiber connections of the mechanical connector used to connect the optical fiber cable should also be changed.
  • the trays for connecting the optical fiber cables can not be used interchangeably.
  • the optical jump core line from one side of the tray to the adjacent tray when the optical jump core line from one side of the tray to the adjacent tray is connected, means for separately protecting the optical jump core line is required. If the optical jump core line is large, the interference between the optical jump core and the trays becomes relatively severe do. In the case where a single optical fiber cable connected to the tray is short-circuited, it is difficult to confirm the damaged optical fiber cable, and the tube from which the optical fiber cable is drawn can not be easily fixed. In addition, the workability due to the distribution of the optical center lines of the optical cable can be somewhat improved, but is entangled with the optical center line of the cable which is not detached when the optical cable is detached from the housing.
  • the present invention has been made in order to solve the above problems, and it is an object of the present invention to provide an optical fiber cable connecting unit in which an optical fiber cable connection unit is provided, And to provide a stacked optical fiber line storage box.
  • Another object of the present invention is to provide a stacked optical fiber line storage box capable of preventing the damage of cable core wires other than the optical core wire of the detached cable even if one of the cables is detached in a state where the optical center lines of the cable are mutually connected.
  • the present invention provides a stacked optical fiber line storage box including a main body having an accommodation space and an open top, and an opening / closing cover rotatably coupled to the main body to open / And
  • a plurality of optical connection tube storage trays coupled to the central portion of the support plate by a first hinge portion so as to be vertically rotatable respectively and having optical connection tube storage portions for connection of optical fibers,
  • first and second receptacle accommodating portions rotatably arranged on both sides of the optical connection tube storage trays and rotatable by the second and third hinge portions in parallel with the optical connection tube storage tray and supporting the optical fiber cable or the optical jump core wire
  • a first cover member for covering the optical connection tube storage unit is rotatably installed on an edge of a support plate or an optical connection tube storage tray in each of the optical connection tube storage trays, And second and third cover members rotatably installed on the edge of the support plate or the first and second filament accommodating portions to cover the two filament accommodating portions.
  • the optical connecting tube storage tray selected for connection of the optical fibers among the optical connecting tweeter storage trays and the first and second filament trays and the optical connecting tube storing portion located on the upper side of the first and second filament trays
  • an attitude maintaining unit for maintaining the attitude of the tray and the first and second army trays.
  • the optical connection tube storage part is arranged such that first support ribs protruding from the front surface of the optical connection tube storage tray and spaced apart from each other by a predetermined distance are spaced apart from each other by a predetermined distance in the width direction of the support plate, At the end portion, a separation preventing edge is formed to prevent the optical fiber line connecting portion protection tube supported by the first supporting ribs from being separated.
  • the posture maintaining unit includes a first latching protrusion formed on the upper end side of the first cover member, a first support recess formed on the back surface of each optical connection tube storage tray to be coupled to the first latching protrusion,
  • a second latching protrusion is formed on an upper end side of the second cover member, a second latching recess is formed on a back surface of each of the first storage trays to be engaged with the second latching protrusion,
  • a third locking projection is formed on an upper end side of the third cover member, and a third support groove is formed on a back surface of each second armoring tray to be engaged with the third locking projection.
  • the posture maintaining unit includes a first posture maintaining protrusion 111 for contacting the support plate on the lower surface of the optical connection tube storage tray to maintain the posture of the optical connection tube storage tray, And second and third posture maintaining protrusions for maintaining postures for maintaining posture of the first and second dressing trays.
  • the first hinge portion formed at the center of the width direction of the support plate for rotatably supporting the optical connection tube storage tray may include first hinge holes into which the first hinge shafts formed on the lower surfaces of the optical connection tube storage trays are inserted
  • the first hinge brackets are formed in parallel to each other and the hinge brackets between the first hinge holes are formed with first inlet grooves for defining a rotation angle of the optical connection tube storage tray,
  • the second hinge unit rotatably supporting the first army tray on the support plate includes a second hinge bracket having a plurality of second hinge holes to which a second hinge shaft of the first army tray is coupled,
  • the third hinge unit includes a third hinge bracket provided on the other side of the support plate and having a third hinge hole into which the third hinge shaft of the second army tray is inserted.
  • the laminated optical fiber line storage box of the present invention can prevent the increase of the working time due to the mutual tangling of the optical core wires or the separation of the twisted core strands during the switching operation , It is possible to manage the optical fiber effectively, and the capacity of the fiber of the optical fiber can be increased.
  • the tube can be easily fixed to the first and second yarn feeder trays or the support plate and the tube can be prevented from being detached due to external force, it is possible to prevent the damage of the optical center line. It is possible to improve the workability.
  • first and second yarn trays and the optical connection tube storage trays are independently rotated on the support plates, it is possible to improve the workability, to easily connect the optical jump core wire, and to improve the reliability of the connection have. In particular, it is possible to reduce the occurrence of errors due to the connection of the optical core wire and the optical jump wire, and to maximize the connection work of the core wire.
  • FIG. 1 is a perspective view showing an embodiment of a stacked optical fiber line storage box according to the present invention
  • FIG. 2 is an exploded perspective view illustrating the optical fiber line connecting unit of FIG. 1,
  • FIG. 3 is a perspective view showing a coupled state of the first and second filament trays and the optical connection tube storage tray on the support plate of the optical fiber line connection unit shown in FIG. 1,
  • FIG. 4 is a partially cut away perspective view of the optical connection tube storage tray shown in FIG. 1,
  • FIG. 5 is a perspective view illustrating a state in which optical fiber lines are connected by the first and second filament trays and the optical connection tube storage tray of the optical fiber line connection unit shown in FIGS. 1 and 2.
  • FIG. 5 is a perspective view illustrating a state in which optical fiber lines are connected by the first and second filament trays and the optical connection tube storage tray of the optical fiber line connection unit shown in FIGS. 1 and 2.
  • FIGS. 6 to 8 are partially cutaway perspective views showing embodiments of the photoreceptor
  • FIG. 9 is a perspective view showing another embodiment of the photoreceptor according to the present invention.
  • FIG. 10 is a perspective view illustrating the tube support shown in FIG. 9,
  • FIG. 11 is a perspective view showing the posture maintaining unit of the optical fiber cable connection unit of the stacked optical fiber storage box according to the present invention
  • the laminated optical fiber line storage box according to the present invention is able to separate and separate the optical fibers and accommodate respective filaments and interconnect them.
  • One embodiment thereof is shown in FIGS. 1 to 5.
  • a stacked optical fiber line storage box 10 includes a housing 20 and an optical fiber line connecting unit 30 mounted inside the housing 20.
  • the housing 20 is provided with an optical fiber cable connection unit 30 and an accommodation space capable of accommodating the optical fiber cable and the optical jump core wire supported by the optical fiber cable connection unit 30.
  • the housing 20 includes a main body part 21, And an opening / closing cover (22) rotatably coupled to the housing (21).
  • the main body 21 has a pivotal coupling portion at one side thereof and has an internal space for mounting the optical fiber cable connection unit 30 therein.
  • a draw-in portion 23 and a draw-out portion 24 are formed on both sides of the main body portion 21 so that the optical cable 200 can be drawn in and drawn out.
  • the opening / closing cover 22 is rotatably coupled with the pivotal coupling portion of the main body portion 21 to protect the optical fiber cable connection unit 30 provided in the main body portion 21.
  • the housing 20 can be formed in various forms in addition to the present embodiment as long as it can mount the optical fiber line connecting unit 30.
  • the lead portion 23 and the lead portion 24 of the cable 200 And may be formed on the opening / closing cover 21.
  • the optical fiber cable connection unit 30 is configured to accommodate and accommodate the optical fiber cables 220 that are installed in the main body 21 and extend from the respective tubes 210 of the optical cables 200 extending into the housing 20, And has a structure for connection.
  • the optical fiber cable connection unit 30 includes a support plate 31 which is rotatably mounted on the main body 21 by a hinge shaft.
  • a first hinge part 41 is provided at a central portion of the support plate 31 in the width direction and an optical connection tube storage part 42 for connecting the optical core wire 220 to the upper surface of the first hinge part 41
  • the optical connection tube storage trays 40 are formed.
  • the optical connection tube storage trays 40 are installed at predetermined intervals so as to be stacked in the width direction of the support plate 31 in a state where the main cover 20 of the housing 20 is opened.
  • each optical connection tube storage tray 40 supports the optical fiber core 220 or the optical jump core wire 230 for supplying and connecting the optical fiber connection tube storage tray 40
  • the first and second filament trays 50 and 60 including the first and second filament receiving portions 52 and 62 are installed.
  • the first and second yarn trays 50 and 60 are rotatably supported on the second and third hinge parts 51 and 61 arranged on both sides of the first hinge part 41 of the support plate 31 Respectively.
  • the optical fiber cable supported by the first or second filament trays 50 and 60 is connected to the support plate 31 of the optical fiber line connection unit 30 by optical connection
  • the optical jump core support unit 70 that supports the optical jump core wire 230 when jumping to the tube storage tray 40 is provided.
  • a first cover member 101 is rotatably installed between the optical connection tube storage trays 40 at the edge of the optical connection tube storage tray 40 (the side adjacent to the first hinge axis).
  • a second cover member 102 is rotatably installed on an upper surface of the first filament trays 50 and a third cover member 10383 is rotatably installed on an upper surface of the second tray 60 .
  • the first, second, and third cover members 101, 102, and 103 may be made of a thin synthetic resin sheet that is transparent and flexible and has an elastic force.
  • the present invention is not limited thereto.
  • the first, second, and third cover members 101, 102, and 103 are provided on the upper side of the first filament tray 50, the optical connection tube storage tray 40, It is preferable to use a plate having an elastic force so as to be able to support the plate 60.
  • the optical fiber tube storage tray 40, the support plate 31 and the first and second filament trays 50 and 60 of the laminated optical fiber line storage box according to the present invention are connected to the optical fiber cable
  • the posture maintaining means 90 is provided between the first, second and third cover members 81, 82 and 83 and the optical connection tube storage tray 40 and the first and second storage trays 50 and 60 .
  • optical fiber cable connection unit 30 configured as described above will be described in more detail as follows.
  • the support plate 31 of the optical fiber cable connection unit 30 is rotatably installed inside the opening / closing cover 22 or the main body portion 21 by a hinge coupling portion 32.
  • the hinge engaging portion 32 of the support plate 31 may be positioned on the lower side of the main body portion 21 so that the hinge engaging portion 32 of the support plate 31 can be rotated toward the opening / closing cover 22 in a state where the opening / closing cover 22 is opened Do.
  • the support plate 30 is not limited to the plate shape but may be formed in any one of the arrangements of the first and second filament trays 50 and 60 or the optical connection tube storage tray 40 and the arrangement structure of the optical core wire 220 and the optical jump core wire 230, or a plurality of units.
  • the housing 20 is mounted on a cable (not shown) for suspending the housing 20, in which case the main body 21 can be supported on the cable.
  • the support plate 31 of the optical fiber line connection unit 30 rotatably installed in the main body 21 is opened and closed by the opening and closing cover 22 22 so as to maintain a predetermined angle (35 degrees to 50 degrees).
  • the optical connection tube storage trays 40 of the optical fiber line connection unit 30 and the first and second storage trays 50 and 60 remain substantially horizontal. This can improve the workability of the optical fiber distribution work of the optical cable (refer to Figs. 2 and 3).
  • the first hinge part 41 formed at the center of the support plate 31 in the width direction for rotatably supporting the optical connection tube storage tray 40 is formed in the optical connection tube storage tray
  • a pair of first hinge brackets 41a formed with first hinge holes 41b into which first hinge shafts 44 formed on respective lower surfaces of the first hinge shafts 40 are inserted are installed side by side.
  • the hinge bracket 41a between the first hinge holes 41b is formed with first inlet grooves 41c for defining a rotation angle of the optical connection tube storage tray 40.
  • the second and third hinge portions 51 and 61 are provided on the support plates 31 on both sides of the first hinge portion 41 to support the first and second yarn trays 50 and 60
  • the second hinge part 51 includes a second hinge bracket 51a formed with a plurality of second hinge holes 51b to which the second hinge shaft 54 of the first armrest tray 50 is coupled.
  • the third hinge unit 61 includes a third hinge hole 61b in which the support plate 31 is installed on the other side and a third hinge shaft 64 is inserted into the second hanger tray 60, And a bracket 61a.
  • On the upper surfaces of the second and third hinge brackets 51a and 61a are formed second and third inlet grooves 51c and 61c for defining the rotation intervals of the first and second yarn trays 50 and 60, do.
  • optical connection tube storage tray 40 in which the hinge shaft 44 is coupled to the first hinge bracket 41a provided on the support plate 31 rotates on the front or back side of the optical connection tube storage tray 40, Optical connection tube reservoirs 42 are formed for supporting the connected optical core wires.
  • the optical connection tube storage part 42 includes first support ribs 42a protruding from the front surface of the optical connection tube storage tray 40 and spaced apart from each other by a predetermined distance, So as to be able to support the optical core line connecting part protection tubes 350 for protecting the area where the optical core lines are connected.
  • the first supporting ribs 42a may be divided into a plurality of pieces in the direction of the second filament trays 60 from the first filament trays 50. At both ends of the first supporting ribs 42a, A separation preventing bush 42b may be provided to prevent the detachment of the connection protecting tube 45.
  • the optical fiber line inlet 47 and the optical fiber line outlet are connected to both sides of the optical connection tube storage tray 40, 48 are formed.
  • the first dressing tray 50 has a first dressing tray main body portion 55 having a circular or polygonal shape and a first protruding jaw 55 is formed at an edge of the first dressing tray main body portion 55, A first optical fiber line inflow part 57 and a first optical fiber line outflow part 58 are formed on both sides adjacent to the part to be coupled with the support plate 31.
  • the second dressing tray 60 has substantially the same structure as the first dressing tray 50.
  • the second dressing tray 60 has a second dressing tray main body portion 65 formed in a circular or polygonal shape, and the second dressing tray main body portion 65 has a second And a second optical fiber line outflow portion 67 and a second optical fiber line inflow portion 68 are provided on both sides adjacent to the portion to be coupled with the support plate 31.
  • the photoreceptor 80 is mounted on the first and second trays 50 and 60 of the optical connection tube storage tray 40,
  • the guide portions 81 and 82 extending from the two circumferential grooves 56 and 66 are formed and the support protrusions 84 are formed in the direction opposite to the guide portions 81 and 82.
  • the support protrusions 84 may be alternately formed to prevent the optical core wire from being separated from the guide portions 81 and 82.
  • at least one partition rib 85 may be formed between the first and second guide portions 81 and 82 as required, and the guide ribs 81 and 82 On the surfaces facing each other, gripping protrusions 86 for gripping the tube can be formed.
  • the optical center line support part 80 includes a tube 210 supported by the guide parts 81 and 82 or a cap 87 ).
  • the cap 87 is hinge-connected to a guide part 81 at one side by a flexible connection part 87a and has a guide part 82 or a first or second peripheral step 56, And a latching protrusion 87b is formed on the latching protrusion 87a.
  • the cap 87 constructed as described above covers the open space in a state in which the tube 220 introduced into the tube optical core line inflow portions 57 and 67 is not pressed by the first grip protrusions 84 So that the tube 210 or the optical core wire 220 can be prevented from being supported and separated.
  • a tube supporting portion 88 may be further provided on both sides of the support plate 31 to surround the optical fiber.
  • the tube supporting portion 88 may be formed of tube supporting ribs 88a provided at predetermined intervals on the edge of the supporting plate 31.
  • the tube supporting rib 88a may be formed on the tube supporting portion 88a, And gripping protrusions 88b for gripping may be further provided.
  • the optical jump core support unit 70 provided on the support plate 31 for supporting and guiding the optical jump core wire 230, as shown in FIGS. 2 and 3,
  • the optical jump core wire guide rods 71 are installed at predetermined intervals or in a matrix arrangement on the support plate 31 between the first filament trays 50 or between the second filament trays 60. [ (Not shown) may be formed at the ends of the optical jump core wire guide rods 71 to prevent the optical jump core wire 230 from being detached from the optical jump core wire guide rods 71.
  • optical fiber guide rods 71 of the optical jump core support unit 70 are not limited to the above-described embodiments, but may be of any structure capable of supporting and partitioning optical fiber lines. .
  • the optical jump core support unit 70 may further include an optical core wire support cover 73 which is rotatably installed on the support plate 31 and has a through hole into which the optical jump core wire guide bar 71 is inserted.
  • the optical core wire support cover 73 may be made of a synthetic resin plate having transparency and elasticity, but is not limited thereto.
  • the posture maintaining unit 90 is installed in the first and second filament trays 50 and 60 selected from the first and second filament trays 50 and 60 and the selected optical connecting tube storing trays 40
  • the first and second yarn trays 50 and 60 positioned above the first and second yarn trays 50 and 60 and the optical connection tube storage tray 40 So as not to rotate.
  • the posture maintaining unit 90 is provided with a first locking protrusion 91 on the upper end side of the first cover member 101, And a first posture holding portion 93 formed on the rear surface of the tube storage tray 40 and formed with a first support groove 92 to be engaged with the first engagement projection 91.
  • the second cover member 102 And a second support groove 96 is formed on the back surface of each first support tray 50 so as to be engaged with the second engagement projection 95.
  • the second support recess 96 is formed on the rear surface of each first support tray 50, And a second posture holding portion (97).
  • a third locking protrusion 97 is formed on the upper end side of the third cover member 103 and a third locking recess 97 is formed on the back surface of each second armrest tray 60 And a third posture holding portion 99 formed with the second posture holding portion 98 formed thereon.
  • the first, second and third cover members 101, 97, and 97 formed with the first, second and third engaging protrusions 91, 95 and 97 of the first, second and third posture holding portions 93, 97,
  • the first and second filament trays 50 and 60 are elastically biased in the direction of opening the optical connection tube storage tray 40 and the first and second filament trays 50 and 60 by the resilient force.
  • the first, second, and third posture holding portions 93, 97, and 99 are not limited to the above-described embodiments. As shown in FIG. 3, And the first and second posture maintaining protrusions 111 for holding the posture of the optical connection tube storage tray 40 in contact with the support plate and the second and third posture holding portions 50 and 60 And second and third posture maintaining protrusions 112 and 113 for maintaining the posture for maintaining the posture of the first and second dress trays 50 and 60 in contact with the plate on the lower surface of the first and second dress trays 50 and 60.
  • the first, second, and third posture maintaining protrusions are in frictional contact with the upper surface of the support plate during rotation of the optical connection tube storage tray 40 and the first and second attachment trays 50, 60, And the first and second filament trays 50 and 60 are supported.
  • the multi-layer optical fiber storage box 10 of the present invention configured as described above can classify a plurality of optical fibers into different types, and each of the optical fiber cables 220 is individually connected to each of the first filament trays 50, The optical fiber cable 220 wound around the second filament trays 60 and drawn out from the first and second filament trays 50 and 60 are connected to each other through the optical connecting tube 250, (42).
  • the optical jump core wire 230 is wound around the first and second filament trays 50 and 60 individually according to the kind thereof and the optical jump core wire drawn from the first and second filament trays 50 and 60 is wound around the jump optical core wire supporting unit 70 Guided by the jump optical fiber guide rods 71 and extended to one of the optical connection tube storage trays 40 and connected as described above.
  • the tubes 220 surrounding the optical fiber are supported by the first and second filament trays 50 and 60 by the optical center line support 80 as described above, (89)), it is possible to prevent the optical core wire from being damaged due to the lowering of the tube gripping force as in the conventional art.
  • the laminated optical fiber line storage box 10 is configured such that the selected optical fiber tube storage tray 40 and the first and second filament trays 50 and 60 are unfolded as shown in FIGS. 11 and 12
  • the first, second and third engaging protrusions 91, 95 and 97 of the first, second and third cover members 101, 102 and 103 of the posture maintaining unit are engaged with the first, (92), (96), and (98), respectively.
  • optical connection tube storage tray 40 and the first and second storage trays 50 and 50 located on the upper side of the selected optical connection tube storage tray 40 and the first and second storage trays 50 and 60, (60) can be prevented from rotating.
  • the optical fiber cables 220 can prevent each optical fiber cable from being entangled or twisted, (230) is extended in a state of being separated by the optical jump core wire guide rods (71), it is possible for a worker to perform a work quickly when performing a switching operation of a cantilever beam later, It is possible to prevent breakage from occurring.

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

Abstract

La présente invention concerne un compartiment de stockage à empilement pour une fibre optique, comprenant : une enceinte comprenant une partie corps, qui comporte un espace de réception et une partie supérieure ouverte, et un couvercle d'ouverture et de fermeture, qui est accouplé à rotation à la partie corps de façon à ouvrir et à fermer la partie supérieure ouverte de la partie corps ; et des plateaux de stockage de câbles de connexion optique, qui sont respectivement disposés sur des plaques de support reliées par charnière à la partie corps et qui sont destinés à connecter des fibres optiques, et des premier et second plateaux de stockage supplémentaires, qui sont montés rotatifs, de manière à être parallèles aux plateaux de stockage de câbles de connexion optique, sur les deux côtés des plateaux de stockage de câbles de connexion optique.
PCT/KR2018/009372 2017-09-07 2018-08-16 Compartiment de stockage à empilement pour fibre optique Ceased WO2019050186A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2017-0114274 2017-09-07
KR20170114274 2017-09-07
KR1020180094563A KR102208460B1 (ko) 2017-09-07 2018-08-13 적층형 광심선 저장함
KR10-2018-0094563 2018-08-13

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WO2019050186A1 true WO2019050186A1 (fr) 2019-03-14

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Cited By (10)

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CN109799586A (zh) * 2019-04-03 2019-05-24 杭州道盈信息科技有限公司 一种具有理线结构的壁挂式光缆分纤盒
WO2020152611A2 (fr) 2019-01-24 2020-07-30 Magenta Medical Ltd Dispositif d'assistance ventriculaire
CN111880271A (zh) * 2020-07-29 2020-11-03 山东海丽管道科技有限公司 一种smc材质的光缆分纤箱
WO2020234785A1 (fr) 2019-05-23 2020-11-26 Magenta Medical Ltd Pompes à sang
CN112255750A (zh) * 2020-11-13 2021-01-22 周泳 用于通信领域的光纤导向固定器
CN114167547A (zh) * 2021-12-29 2022-03-11 苏州光格科技股份有限公司 光纤熔接收纳盒
EP3984589A1 (fr) 2020-04-07 2022-04-20 Magenta Medical Ltd. Détection de phase magnétique
WO2022189932A1 (fr) 2021-03-09 2022-09-15 Magenta Medical Ltd Dispositif d'assistance ventriculaire
WO2023062453A1 (fr) 2021-10-11 2023-04-20 Magenta Medical Ltd Dispositif d'assistance ventriculaire
WO2024057257A2 (fr) 2022-09-14 2024-03-21 Magenta Medical Ltd Partie tête de pompe d'un dispositif d'assistance ventriculaire

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