WO2022224801A1 - 光ファイバ切断装置 - Google Patents
光ファイバ切断装置 Download PDFInfo
- Publication number
- WO2022224801A1 WO2022224801A1 PCT/JP2022/016684 JP2022016684W WO2022224801A1 WO 2022224801 A1 WO2022224801 A1 WO 2022224801A1 JP 2022016684 W JP2022016684 W JP 2022016684W WO 2022224801 A1 WO2022224801 A1 WO 2022224801A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- optical fiber
- lid
- cutting device
- spring
- moving
- Prior art date
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 90
- 238000006748 scratching Methods 0.000 claims abstract description 4
- 230000002393 scratching effect Effects 0.000 claims abstract description 4
- 239000003365 glass fiber Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 2
- 235000014820 Galium aparine Nutrition 0.000 description 1
- 240000005702 Galium aparine Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F3/00—Severing by means other than cutting; Apparatus therefor
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/25—Preparing the ends of light guides for coupling, e.g. cutting
Definitions
- the present disclosure relates to optical fiber cutting devices.
- This application claims priority based on Japanese Application No. 2021-070298 filed on April 19, 2021, and incorporates all the descriptions described in the Japanese Application.
- Patent Document 1 discloses an optical fiber cutting device that positions an optical fiber, then moves a blade to damage the optical fiber, and presses the damaged portion to cut the optical fiber. disclosed.
- An optical fiber cutting device includes: An optical fiber cutting device for cutting an optical fiber, the main body; a lid; a first connecting portion that rotatably connects the lid to the main body; a moving part having a blade for scratching the optical fiber and attached to the main body so as to be movable between a first position and a second position; a second connecting portion that connects the lid and the moving portion;
- the optical fiber can be scratched by the blade while the moving part moves from the first position to the second position, As the lid rotates in a direction away from the main body, the moving portion moves from the second position to the first position via the second connecting portion.
- FIG. 1 is a perspective view showing a state in which a lid body of an optical fiber cutting device according to an embodiment of the present disclosure is opened.
- FIG. 2 is a perspective view showing a state after the optical fiber is cut by closing the lid of the optical fiber cutting device shown in FIG. 3A is a side view showing how to use the optical fiber cutting device shown in FIG. 1.
- FIG. 3B is a side view showing how to use the optical fiber cutting device shown in FIG. 1.
- FIG. 3C is a side view showing how to use the optical fiber cutting device shown in FIG. 1.
- FIG. 3D is a side view showing how to use the optical fiber cutting device shown in FIG. 1.
- FIG. FIG. 4 is a partial cross-sectional view of the optical fiber cutting device in the state of FIG. 3A.
- FIG. 5 is a partial cross-sectional view of the optical fiber cutting device in the state of FIG. 3A viewed from a direction different from that of FIG. 4.
- FIG. FIG. 6 is a partial cross-sectional view of the optical fiber cutting device in the state of FIG. 3B.
- FIG. 7 is a partial cross-sectional view of the optical fiber cutting device in the state of FIG. 3C.
- An object of the present disclosure is to provide an optical fiber cutting device with high workability.
- An optical fiber cutting device for cutting an optical fiber, the main body; a lid; a first connecting portion that rotatably connects the lid to the main body; a moving part having a blade for scratching the optical fiber and attached to the main body so as to be movable between a first position and a second position; a second connecting portion that connects the lid and the moving portion;
- the optical fiber can be scratched by the blade while the moving part moves from the first position to the second position, As the lid rotates in a direction away from the main body, the moving portion moves from the second position to the first position via the second connecting portion.
- the second connecting portion is a link mechanism having two or more link arms. According to this configuration, it is possible to move the moving body from the second position to the first position with a simple structure. As a result, the manufacturing of the optical fiber cutting device can be facilitated and the cost can be reduced.
- the first connecting portion has a first spring that biases the lid to rotate away from the main body.
- the lid automatically rotates away from the main body. That is, the user does not need not only the action of returning the movable body to the first position, but also the action of opening the cover after cutting the optical fiber. As a result, workability can be further improved.
- a second spring biasing the moving portion to move from the first position to the second position; further comprising a locking mechanism that locks the second spring in a compressed state, the lid has a releasing portion that acts on the locking mechanism to release the lock when the lid is closed;
- the moving portion moves from the second position to the first position via the second connecting portion, the second spring is compressed by the moving portion, and the locking mechanism causes the second spring to move. It is preferable to lock the two springs in a compressed state. According to this configuration, when the user closes the cover, the moving part automatically moves from the first position to the second position.
- the user does not need not only to return the moving body to the first position, but also to move the moving part from the first position to the second position after closing the lid.
- workability can be further improved.
- the configuration of (4) is adopted in the optical fiber cutting device described in (3), the three operations that have been required in the conventional art become unnecessary, and it is possible to further improve workability.
- the lock mechanism has a seesaw structure
- the moving part has an engagement groove that engages with a projection provided at the first end of the seesaw structure
- the second spring is locked in a compressed state by engaging the projection with the engagement groove while the moving portion is in the first position,
- the engagement between the protrusion and the engagement groove is released by pushing the second end opposite to the first end of the seesaw structure with the release portion.
- FIG. 1 is a perspective view of an optical fiber cutting device 1 according to this embodiment, showing a state in which a lid 4 is opened.
- FIG. 2 is a perspective view showing a state after closing the lid 4 of the optical fiber cutting device 1 shown in FIG. 1 and cutting the optical fiber.
- “front”, “back”, “left”, “right”, “up”, and “down” are based on the directions shown in FIG.
- "Fore-and-aft direction” is a direction that includes the “forward” direction and the “backward” direction.
- the “front-rear direction” can also be said to be the direction in which the moving part 3 moves.
- a “vertical direction” is a direction that includes an “upward” direction and a “downward” direction.
- the “upward” direction is the direction in which the top plate portion 21 of the main body 2 is positioned, and the “downward” direction can also be said to be the direction in which the bottom plate portion 23 of the main body 2 is positioned.
- Left-right direction is a direction that includes the "left” direction and the “right” direction.
- the “horizontal direction” can also be said to be a direction orthogonal to the front-rear direction and the up-down direction. These directions are for convenience of explanation and do not limit the present disclosure.
- the optical fiber cutting device 1 is a device for cutting optical fibers (not shown).
- the optical fiber cutting device 1 includes a main body 2 , a moving section 3 , a lid body 4 and a support shaft (first connecting section) 51 .
- the main body 2 has a top plate portion 21 , a bottom plate portion 23 arranged below the top plate portion 21 , and an intermediate portion 22 connecting the top plate portion 21 and the bottom plate portion 23 .
- the main body 2 is formed with a top plate portion 21 , an intermediate portion 22 and a bottom plate portion 23 so as to have a substantially I-shaped cross section.
- the main body 2 is made of metal, resin, or the like, for example.
- the top plate portion 21 has a positioning portion 24 , an exposure hole 25 , a pair of lower clamp portions 26 and a lock mechanism 27 .
- the positioning portion 24 is provided on the upper surface of the top plate portion 21 .
- the positioning unit 24 positions the optical fiber to be cut.
- the optical fiber is fixed by, for example, an optical fiber holder (not shown) and cut while the optical fiber holder is positioned by the positioning portion 24 .
- the exposure hole 25 is provided near the positioning portion 24 so as to extend in a direction orthogonal to the axial direction of the optical fiber positioned by the positioning portion 24 .
- a pair of lower clamp portions 26 are fixed so as to sandwich the exposure hole 25 .
- the lock mechanism 27 locks a second spring 32 (see FIG. 4), which will be described later, in a compressed state. The operation of the locking mechanism 27 will be detailed in a later paragraph.
- the intermediate portion 22 has a guide portion (not shown) provided so as to extend along the moving direction of the moving portion 3 (for example, the front-rear direction).
- the guide portion is, for example, a groove having a substantially U-shaped cross section and guides the movement of the moving portion 3 .
- the intermediate portion 22 also has a second spring 32 and a shaft member 33 extending in the front-rear direction inside the intermediate portion 22 . These members are described in detail in later paragraphs.
- the moving portion 3 is movable between a first position (the position shown in FIG. 1) and a second position (the position shown in FIG. 2). 2 is attached.
- a first position the position shown in FIG. 1
- a second position the position shown in FIG. 2. 2 is attached.
- the moving part 3 automatically moves in the direction indicated by the arrow A.
- the moving part 3 automatically moves in the direction indicated by the arrow B.
- a configuration for automatically moving the moving unit 3 will be described in detail in a later paragraph.
- the moving part 3 may be configured to move linearly between the first position and the second position, or may be configured to move on a trajectory including curved lines, or both. may be configured to be movable. When both of the above movements are possible, for example, the movement mode of the moving part 3 is configured to be selectable during use.
- a guide block (not shown) having, for example, a ball slide (not shown) is provided on the side surface of the moving part 3 on the intermediate part 22 side.
- the guide block is slidably supported by the guide portion of the intermediate portion 22 via a ball slide, allowing the moving portion 3 to move in the front-rear direction.
- the moving part 3 is configured to be movable only backward from the first position and movable only forward from the second position.
- the moving part 3 has a blade part 31 and a protrusion 36 .
- the blade part 31 is arranged so as to move along with the movement of the moving part 3 and to scratch the optical fiber while the moving part 3 moves from the first position to the second position.
- the shape of the blade portion 31 is not particularly limited, it is a round blade in this embodiment.
- the blade portion 31 may be configured to move linearly with the movement of the moving portion 3, or may be configured to move along a trajectory that draws a gentle arc when viewed from the side. , may be configured to allow movement of both.
- the projecting portion 36 pushes the engaging piece 44 of the lid 4 while moving the moving portion 3 from the first position to the second position with the lid 4 closed.
- the engaging piece 44 is, for example, a projection made of a flexible member, and is elastically deformable. With the engaging piece 44 pushed in, the breaking member 42 is held against the biasing force of a spring (not shown). When the moving part 3 moves further and reaches the second position, the protrusion 36 passes through the engaging piece 44, and the breaking member 42 stops resisting the biasing force of the spring. Then, the breaking member 42 descends due to the biasing force and hits the glass fiber portion of the optical fiber, and is attached to the glass fiber portion by the blade portion 31 while the moving portion 3 moves from the first position to the second position. Starting from the scratch, the optical fiber is cut.
- the lid 4 is connected to the main body 2 via a support shaft (first connecting portion) 51 so as to be freely openable and closable.
- the support shaft 51 rotatably connects the lid 4 to the main body 2 .
- the lid body 4 has a releasing portion 41 , a breaking member 42 , a pair of upper clamping portions 43 and an engaging piece 44 .
- the release portion 41 acts on the lock mechanism 27 to release the lock when the lid 4 is closed.
- the breaking member 42 is provided between the pair of upper clamp portions 43 .
- the breaking member 42 presses the glass fiber portion of the optical fiber that has been scratched by the blade portion 31 to extend the scratch and break and cut the glass fiber portion.
- the pair of upper clamp portions 43 are arranged so as to face the pair of lower clamp portions 26 respectively. With the lid 4 closed, the glass fiber portion of the optical fiber to be cut is clamped and fixed between the upper clamp portion 43 and the lower clamp portion 26 .
- the engaging pieces 44 are as already described.
- FIG. 3A to 3D are side views showing how to use the optical fiber cutting device 1.
- FIG. 4 is a partial cross-sectional view of the optical fiber cutting device 1 in the state of FIG. 3A.
- FIG. 5 is a partial cross-sectional view of the optical fiber cutting device in the state of FIG. 3A viewed from a different direction (front side) from that of FIG.
- FIG. 6 is a partial cross-sectional view of the optical fiber cutting device 1 in the state of FIG. 3B.
- FIG. 7 is a partial cross-sectional view of the optical fiber cutting device in the state of FIG. 3C.
- hatched cross sections are cross sections obtained by cutting the optical fiber cutting device 1 on a plane passing through the shaft member 33 and including the vertical direction and the front-rear direction.
- the cross section indicated by hatching is a cross section when the optical fiber cutting device 1 is cut on a plane that passes through the lock mechanism 27 and includes the vertical direction and the horizontal direction.
- FIG. 3A shows a state where the lid 4 is opened and the moving part 3 is at the first position. In this state, the user positions the optical fiber to be cut.
- the moving part 3 and the lid 4 are connected by a link mechanism (second connecting part) 61 .
- the link mechanism 61 has link arms 62a and 62b and joints 63a-c.
- the joint 63a rotatably connects the link arm 62a to the lid 4.
- Joint 63b rotatably connects link arms 62a and 62b to each other.
- the joint 63c rotatably connects the link arm 62b to the moving part 3.
- the joints 63a to 63c may have stoppers that prevent the link arms 62a and 62b from rotating beyond a predetermined rotation range.
- FIG. 4 shows the state of the second spring 32 when the optical fiber cutting device 1 is in the state of FIG. 3A.
- the second spring 32 is, for example, a compression coil spring.
- the second spring 32 is supported by a shaft member 33 that is a guide rod.
- the projecting portion 34 is a part of the moving portion 3 and is a member provided to project to the right of the moving portion 3 . Further, the protruding portion 34 has a through hole 35 passing through the protruding portion 34 in the front-rear direction. A shaft member 33 supporting the second spring 32 is inserted through the through hole 35 . The projecting portion 34 also has a contact wall 34 a that contacts the second spring 32 inside the through hole 35 . In the example of FIG. 4, the second spring 32 is in a state of being compressed by a forward force applied by the contact wall 34a.
- FIG. 5 shows the lock mechanism 27 that locks the second spring 32 in a compressed state.
- the lock mechanism 27 has a seesaw structure rotatably supported by a seesaw shaft 27c.
- a protrusion 27 b that engages with the engagement groove 37 provided in the moving portion 3 is provided at the left end portion of the lock mechanism 27 .
- the movement of the moving portion 3 in the rearward direction is restricted. That is, since the projecting portion 34 also cannot move rearward, the second spring 32 is locked in a compressed state.
- FIG. 3B shows a state in which the lid body 4 is closed from the state in FIG. 3A, and the moving part 3 is in the first position. In this state, the glass fiber portion of the optical fiber is sandwiched and fixed between the upper clamp portion 43 and the lower clamp portion 26 .
- 3C shows a state in which the moving part 3 is moved to the second position from the state in FIG. 3B. While the moving part 3 is moving from the first position to the second position, the glass fiber portion of the optical fiber is scratched by the blade part 31, and then pressed by the breaking member 42, so that the scratch is formed. It progresses and cuts the optical fiber.
- the user of the optical fiber cutting device 1 is in a state of applying force to the lid 4 so as to close it.
- FIG. 6 shows how the locking mechanism 27 is unlocked when the optical fiber cutting device 1 is in the state of FIG. 3B.
- the right end 27a of the lock mechanism 27 is pushed downward by the release portion 41 of the lid 4, and the lock mechanism 27 rotates counterclockwise about the seesaw shaft 27c. rotate around.
- the protrusion 27b is also lifted upward by rotating counterclockwise about the seesaw shaft 27c, and the engagement between the protrusion 27b and the engagement groove 37 is released.
- the fulcrum is located between the projection 27b provided at the left end (first end) of the lock mechanism 27 and the right end 27a (second end) opposite to the left end.
- the projection 27b on the left end of the lock mechanism 27 and the right end 27a of the lock mechanism 27 rotate in the same direction about the seesaw shaft 27c (rotating shaft).
- the mechanism is called a seesaw structure.
- FIG. 7 shows the state of the second spring 32 when the optical fiber cutting device 1 is in the state of FIG. 3C.
- the second spring 32 is in a more expanded state than the compressed state shown in FIG. 5 due to the unlocking as described above.
- FIG. 3D shows the state after FIG. 3C and after the user of the optical fiber cutting device 1 releases the lid 4 .
- the support shaft 51 has a first spring 52 (see FIGS. 4 and 7) that urges the cover 4 to rotate away from the main body 2 .
- the first spring 52 is, for example, a torsion coil spring.
- a second locking mechanism may be provided that can fix the lid body 4 in a closed state.
- a conventionally known structure can be adopted as the structure of the second lock mechanism.
- the action of the link mechanism 61 moves the moving part 3 from the second position to the first position. Specifically, the pivoting motion of the lid 4 is converted by the link arms 62a and 62b into a force for moving the moving part 3 backward, and the moving part 3 is moved backward. In addition, the second spring 32 is compressed again by moving the moving part 3 in the rearward direction.
- the release portion 41 is separated from the lock mechanism 27 .
- the right end portion 27a is lifted upward by the restoring force of the third spring 28 provided below the right end portion 27a of the lock mechanism 27, and the lock mechanism 27 rotates clockwise about the seesaw shaft 27c. move. That is, the projection 27b moves downward.
- the protrusion 27b and the engagement groove 37 are engaged again. As a result, the second spring 32 will be locked in a compressed state again.
- the link mechanism 61 is provided in the above-described embodiment, when the cover 4 rotates away from the main body 2, the moving part 3 can be moved from the second position to the first position.
- Other configurations may be adopted as long as they are possible.
- a cam mechanism, a crank mechanism, or the like instead of the link mechanism 61, a cam mechanism, a crank mechanism, or the like may be employed.
- Optical fiber cutting device 2 Main body 21: Top plate part 22: Intermediate part 23: Bottom plate part 24: Positioning part 25: Exposure hole 26: Lower clamp part 27: Lock mechanism 27a: Right end (of the lock mechanism) 27b: Protrusion 27c: seesaw shaft 28: third spring 3: moving part 31: blade part 32: second spring 33: shaft member 34: protrusion 34a: contact wall 35: through hole 36: protrusion 37: engagement Groove 4: Lid 41: Release portion 42: Breaking member 43: Upper clamp portion 44: Engagement piece 51: Support shaft 52: First spring 61: Link mechanism 62a, 62b: Link arms 63a to 63c: Joint
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Abstract
Description
本出願は、2021年4月19日出願の日本出願第2021-070298号に基づく優先権を主張し、前記日本出願に記載された全ての記載内容を援用するものである。
光ファイバを切断する光ファイバ切断装置であって、
本体と、
蓋体と、
前記本体に対して前記蓋体を回動可能に連結する第1の連結部と、
前記光ファイバに傷を付ける刃部を有し、第1の位置と第2の位置との間を移動可能に前記本体に取り付けられた移動部と、
前記蓋体と前記移動部とを連結する第2の連結部と、を備え、
前記第1の位置から前記第2の位置まで前記移動部が移動する間に前記刃部によって前記光ファイバに傷をつけることが可能であり、
前記蓋体が前記本体から離れる方向に回動することに従い、前記移動部が前記第2の連結部を介して、前記第2の位置から前記第1の位置へと移動する。
従来の光ファイバ切断装置において、切断時の刃部を移動させることや、切断後に刃部を初期位置まで移動させることは、使用者による所定の操作を必要としており、作業性の向上という観点から改良の余地があった。
(1)本開示の一態様に係る光ファイバ切断装置は、
光ファイバを切断する光ファイバ切断装置であって、
本体と、
蓋体と、
前記本体に対して前記蓋体を回動可能に連結する第1の連結部と、
前記光ファイバに傷を付ける刃部を有し、第1の位置と第2の位置との間を移動可能に前記本体に取り付けられた移動部と、
前記蓋体と前記移動部とを連結する第2の連結部と、を備え、
前記第1の位置から前記第2の位置まで前記移動部が移動する間に前記刃部によって前記光ファイバに傷をつけることが可能であり、
前記蓋体が前記本体から離れる方向に回動することに従い、前記移動部が前記第2の連結部を介して、前記第2の位置から前記第1の位置へと移動する。
この構成によれば、作業性の高い光ファイバ切断装置を提供することが可能である。
具体的には、光ファイバの切断後に蓋体を開けることで、移動体が自動的に第1の位置に戻るようになるので、使用者は、移動体を第1の位置に戻すという動作が不要になる。結果として、作業性を向上させることができる。
前記第2の連結部は、2以上のリンクアームを有するリンク機構であることが好ましい。
この構成によれば、簡単な構造で移動体を第2の位置から第1の位置へと移動させることが可能になる。結果として、光ファイバ切断装置の製造を容易にし、コストを低下させることができる。
前記第1の連結部は、前記蓋体が前記本体から離れる方向に回動するよう付勢する第1のバネを有することが好ましい。
この構成によれば、使用者が蓋体から手を離すことで、蓋体が本体から離れる方向へと自動的に回動することになる。すなわち、使用者は、移動体を第1の位置に戻すという動作だけではなく、光ファイバの切断後に蓋体を開けるという動作も不要になる。結果として、作業性をより向上させることができる。
前記移動部が前記第1の位置から前記第2の位置へと移動するよう付勢する第2のバネと、
前記第2のバネを圧縮した状態でロックするロック機構と、をさらに備え、
前記蓋体は、前記蓋体が閉まった状態において前記ロック機構に作用して前記ロックを解除する解除部を有し、
前記移動部が前記第2の連結部を介して前記第2の位置から前記第1の位置へと移動する場合に、前記移動部によって前記第2のバネが圧縮され、前記ロック機構によって前記第2のバネを圧縮した状態でロックすることが好ましい。
この構成によれば、使用者が蓋体を閉めることで、移動部が第1の位置から第2の位置へと自動的に移動することになる。すなわち、使用者は、移動体を第1の位置に戻すという動作だけではなく、蓋体を閉めた後に移動部を第1の位置から第2の位置へと移動させるという動作も不要になる。結果として、作業性をより向上させることができる。また、(3)に記載の光ファイバ切断装置において(4)の構成を採用した場合、従来必要であった3つの動作が不要になり、作業性をさらに向上させることが可能になる。
前記ロック機構は、シーソー構造を有し、
前記移動部は、前記シーソー構造の第1の端部に設けられた突起と係合する係合溝を有し、
前記移動部が前記第1の位置にある状態で前記突起が前記係合溝と係合することにより前記第2のバネが圧縮された状態でロックされ、
前記蓋体が閉まった状態において、前記解除部が前記シーソー構造における第1の端部とは反対側の第2の端部を押し込むことにより、前記突起と前記係合溝との係合が解除されることが好ましい。
この構成によれば、簡単な構造で第2のバネを圧縮した状態でロックすることが可能になる。結果として、光ファイバ切断装置の製造を容易にし、コストを低下させることができる。
上記開示の構成によれば、作業性の高い光ファイバ切断装置を提供することが可能である。
以下、本開示に係る実施の形態の例を、図面を参照しつつ説明する。なお、以下の説明では、異なる図面であっても同一又は相当の要素には同一の符号を付し、重複する説明を適宜省略する。また、以下の説明に用いる各図面では、各部材を認識可能な大きさとするために縮尺を適宜変更している。
2:本体
21:天板部
22:中間部
23:底板部
24:位置決め部
25:露出孔
26:下クランプ部
27:ロック機構
27a:(ロック機構の)右端部
27b:突起
27c:シーソー軸
28:第3のバネ
3:移動部
31:刃部
32:第2のバネ
33:軸部材
34:突出部
34a:当接壁
35:貫通孔
36:突部
37:係合溝
4:蓋体
41:解除部
42:破断部材
43:上クランプ部
44:係合片
51:支軸
52:第1のバネ
61:リンク機構
62a,62b:リンクアーム
63a~63c:ジョイント
Claims (5)
- 光ファイバを切断する光ファイバ切断装置であって、
本体と、
蓋体と、
前記本体に対して前記蓋体を回動可能に連結する第1の連結部と、
前記光ファイバに傷を付ける刃部を有し、第1の位置と第2の位置との間を移動可能に前記本体に取り付けられた移動部と、
前記蓋体と前記移動部とを連結する第2の連結部と、を備え、
前記第1の位置から前記第2の位置まで前記移動部が移動する間に前記刃部によって前記光ファイバに傷をつけることが可能であり、
前記蓋体が前記本体から離れる方向に回動することに従い、前記移動部が前記第2の連結部を介して、前記第2の位置から前記第1の位置へと移動する、
光ファイバ切断装置。 - 前記第2の連結部は、2以上のリンクアームを有するリンク機構である、
請求項1に記載の光ファイバ切断装置。 - 前記第1の連結部は、前記蓋体が前記本体から離れる方向に回動するよう付勢する第1のバネを有する、
請求項1または請求項2に記載の光ファイバ切断装置。 - 前記移動部が前記第1の位置から前記第2の位置へと移動するよう付勢する第2のバネと、
前記第2のバネを圧縮した状態でロックするロック機構と、をさらに備え、
前記蓋体は、前記蓋体が閉まった状態において前記ロック機構に作用して前記ロックを解除する解除部を有し、
前記移動部が前記第2の連結部を介して前記第2の位置から前記第1の位置へと移動する場合に、前記移動部によって前記第2のバネが圧縮され、前記ロック機構によって前記第2のバネを圧縮した状態でロックする、
請求項1から請求項3のいずれか一項に記載の光ファイバ切断装置。 - 前記ロック機構は、シーソー構造を有し、
前記移動部は、前記シーソー構造の第1の端部に設けられた突起と係合する係合溝を有し、
前記移動部が前記第1の位置にある状態で前記突起が前記係合溝と係合することにより前記第2のバネが圧縮された状態でロックされ、
前記蓋体が閉まった状態において、前記解除部が前記シーソー構造における第1の端部とは反対側の第2の端部を押し込むことにより、前記突起と前記係合溝との係合が解除される、
請求項4に記載の光ファイバ切断装置。
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- 2022-03-31 EP EP22791576.6A patent/EP4327996A1/en active Pending
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- 2022-03-31 WO PCT/JP2022/016684 patent/WO2022224801A1/ja active Application Filing
- 2022-03-31 KR KR1020237035593A patent/KR20230169996A/ko unknown
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