baber/WOPTO huggingface dataset:
Patent JP-2015532957-A (JP)
Title: 省エネルギー型水道バルブカートリッジ
IPC: E03C1/05
Filed: 2013-09-10
Abstract: 省エネルギー型水道バルブカートリッジを提供する。水道バルブカートリッジにおいて、冷水、温水又は混合水の出水のために操作されるレバーと、前記冷水が流入する冷水流入口、前記温水が流入する温水流入口、及び混合水吐出口を有する固定ディスクと、前記固定ディスクに相対移動可能に結合され、前記レバーの操作と共に動作しつつ前記冷水流入口、前記温水流入口及び前記混合水吐出口を選択的に開閉する可動ディスクと、下部で前記可動ディスクと結合し、上部で前記レバーと結合して、前記レバーの回転力を前記可動ディスクに伝達するディスクカバーと、前記レバーと連結されて前記レバーの動作をガイドし、一側で前記ディスクカバーと連結されるスライディングガイドと、前記ディスクカバー及び前記スライディングガイドに設けられて前記レバーの移動を段階的に制限し、前記レバーを多段にオン（ｏｎ）操作させる段操作手段と、を備える。
Patent JP-2015536364-A (JP)
Title: 酸硫化物発光材料及びその製造方法
IPC: C09K11/84
Filed: 2012-10-31
Abstract: 本発明は、酸硫化物発光材料及びその製造方法を提供する。その酸硫化物発光材料は、一般式がＬｎ２−ｘＯ２Ｓ：Ｅｕｘ３＋＠Ｍｙ（ここで、＠は被覆のことを表し、ＥｕはＬｎ２−ｘＯ２Ｓにドープされ、Ｌｎ２−ｘＯ２Ｓ：Ｅｕｘ３＋は多孔質構造であり、Ｍは上記Ｌｎ２−ｘＯ２Ｓ：Ｅｕｘ３＋の孔隙に位置する）である。上記酸硫化物発光材料は、金属ナノ粒子Ｍを被覆してなるコア・シェル構造により、酸硫化物発光材料が同様の励起条件における発光効率を大幅に向上させる。同時に、上記酸硫化物発光材料の内コアと外層シェルとの間にある中空構造により、外層シェルにおける希土類元素の用量を有効に減少させ、発光材料のコストを低減することができる。【選択図】図１
Patent JP-2015531989-A (JP)
Title: 電極組立体の製造方法
IPC: H01M50/457
Filed: 2014-09-25
Abstract: 本発明に係る電極組立体の製造方法は、第1電極、第1分離膜、第2電極及び第2分離膜を順次積層して4層構造の基本単位体を製造する基本単位体の製造段階と、基本単位体を基本単位体の単位で積層して電極組立体を製造し、かつ所定個数の基本単位体が積層される度に最外側の基本単位体に熱と圧力を加えて基本単位体を互いに接着させる基本単位体の積層段階とを含む。【選択図】図5
Patent JP-2016500549-A (JP)
Title: 低容量シリンジピペット
IPC: A61M5/315
Filed: 2013-10-29
Abstract: １または２以上の技術および／またはシステムが、シリンジまたはピペットと共に使用するための装置のために開示される。チャンバー本体は、第１のチャンバーと、第２のチャンバーと、流体ポートとを含む。第１の流体シールは第１のチャンバーに配置され、第２の流体シールは第２のチャンバーに配置される。チャンバー本体は、前記第１のシールおよび前記第２のシールが第１の位置に配置されたとき、第１のチャンバー壁、前記第１のシールおよび前記第２のシールによって規定される第１の容量を構成する。前記第１の容量は、前記第１のシールおよび前記第２のシールが第２の位置に配置されたとき、少なくとも第２のチャンバー壁と、前記第１のシールと、前記第２のシールとによって規定される第２の容量と、前記流体ポートで排出された流体を含む第３の容量との合計によって規定される。【選択図】図２
Patent JP-2015536250-A (JP)
Title: 圧縮線バネの研磨装置及び研磨方法
IPC: B24B7/16
Filed: 2012-12-07
Abstract: 本発明は、圧縮線バネの研磨装置及び研磨方法に関するものであって、その目的は、圧縮線バネに対する研磨作業を行うにあたって、所定範囲内の外径を有する圧縮線バネに対しては、主要部品を取り替えずに研磨作業を行うことができる圧縮線バネの研磨装置及び研磨方法を提供することにある。そのため、本発明は、圧縮線バネを支持するための複数の第１のVブロックが設けられている一対のチェーンユニットが互いに向き合ったまま離隔しているように構成される下部チェーンコンベヤーと、上記第１のVブロックに保持されている圧縮線バネを上部より加圧して支持するための複数の第２のVブロックが設けられている一対のチェーンユニットが互いに向き合ったまま離隔しているように構成される上部チェーンコンベヤーと、上記下部チェーンコンベヤー及び上部チェーンコンベヤーによって移動する圧縮線バネの両端座面に対して研磨作業を行う複数の研磨ユニットと、からなる圧縮線バネ研磨装置、及び、上記圧縮線バネ研磨装置を利用した研磨方法を提供する。
Patent JP-2016504861-A (JP)
Title: ランダムアクセスのための基地局、ユーザ装置及び方法
IPC: H04W92/18
Filed: 2012-12-12
Abstract: 本明細書の実施形態の第１の態様によれば、セルラ及びＤ２Ｄ混在ネットワークにおいてランダムアクセスチャネル（ＲＡＣＨ）手順を処理するための、基地局における方法によって目的が達成される。基地局は、ＲＡＣＨがＤ２Ｄ通信に関連することの指標を、ＲＡＣＨメッセージで第１のユーザ装置から受信する（302）。基地局は、その後、当該指標に基づいて、第１のユーザ装置に対してＤ２Ｄリンクをスケジューリングする（303）。【選択図】図３
Patent JP-2016500405-A (JP)
Title: サーモトロピックポリマー
IPC: C08L51/06
Filed: 2013-12-19
Abstract: （Ａ）ｉ）３０重量％〜９９．９重量％の、少なくとも１つのＣ１２〜Ｃ４８ｎ−アルキル側鎖を有する１種類以上のモノエチレン性不飽和単量体Ｉ、ｉｉ）０重量％〜６０重量％の、少なくとも１つのＣ１〜Ｃ１１ｎ−アルキル側鎖および／または１つのＣ３〜Ｃ４８ｉ−アルキル側鎖を有する１種類以上のモノエチレン性不飽和単量体ＩＩ、ｉｉｉ）０．１重量％〜２０重量％の、少なくとも２つの非共役エチレン性二重結合を有する１種類以上の単量体ＩＩＩ、ｉｖ）０重量％〜６９．９重量％の、１種類以上の（複素）芳香族モノエチレン性不飽和単量体ＩＶ、ｖ）０重量％〜４０重量％の、１種類以上の他のモノエチレン性不飽和単量体Ｖを含む単量体混合物を油相として有する水中油型ミニエマルションを、フリーラジカル共重合して得られる、重合体粒子総重量に対して１０重量％〜１００重量％の重合体相Ａと、（Ｂ）ｉ）０重量％〜１００重量％の、Ｃ１〜Ｃ１０アルキル（メタ）アクリレートからなる群に由来する１種類以上の単量体ＶＩ、ｉｉ）０重量％〜１００重量％の、１種類以上の（複素）芳香族モノエチレン性不飽和単量体ＶＩＩ、ｉｉｉ）０重量％〜５０重量％の、１種類以上の他のモノエチレン性不飽和単量体ＶＩＩＩを含む単量体混合物を、工程（Ａ）で得られた前記重合体相Ａの存在下で続けてフリーラジカルグラフト共重合して得られる、重合体粒子総重量に対して０〜９０重量％の重合体相Ｂと、を含有し、前記各工程において使用される前記各単量体混合物の重量パーセンテージは合計で１００重量％である、５０ｎｍ〜１０μｍの平均一次粒子径ｄ５０を有する重合体粒子。【選択図】図１
Patent JP-2016507651-A (JP)
Title: 機構強化された表面形状及び改善された性能を有するシリコンスパッターターゲット及びその製造方法
IPC: C23C14/34
Filed: 2014-01-03
Abstract: スパッターターゲットアセンブリ及びスパッターターゲットアセンブリの製造方法が提供される。スパッターターゲットアセンブリはターゲットブランクを有することができる。ターゲットブランクは、厚さＴ１を有する少なくとも１つの平坦面及び厚さＴ２を有する凹形の中央部を有することができ、厚さＴ２は厚さＴ１よりも厚くないものである。【選択図】図１
Patent JP-2016513837-A (JP)
Title: クラウドデータセキュリティのためのシステム及び方法
IPC: G06F21/62
Filed: 2014-03-04
Abstract: クラウドベースサービスに対するデータセキュリティサービスの技術が記述される。事例は、ある他のシステム又はサービスに関連して又はその代わりに１つ以上のセキュリティ関連サービス又は機能を実行又は提供するように構成されたセキュリティサービスプロバイダ（「ＳＳＰ」）を含む。例えば他のシステム又はサービスはネットワークアクセス可能なシステムを提供するクラウドベースシステムである。ＳＳＰは、データストレージ、暗号化、復号化、キー管理等のセキュリティ関連サービスの１つ以上をクラウドベースサービスのユーザーが提供し管理するのを認める。ＳＳＰの使用と管理によりユーザーは、ユーザーの管理下にないクラウドベースサービスにより操作されるとしても彼又は彼女のデータは安全に表示され保管されていることを確信する。【選択図】図１
Patent JP-2016042746-A (JP)
Title: Method and apparatus for minimizing redundant enhanced uplink allocation requests
Inventor: ZHANG GUODONG
IPC: H04W74/08
Filed: 2016-01-04
Abstract: PROBLEM TO BE SOLVED: To minimize redundant enhanced uplink (EU) allocation that occurs between a wireless transmit/receive unit (WTRU) 102 and a Node-B 104, and endure damage of EU transmission failures.SOLUTION: The WTRU 102 transmits an allocation request over a UL EU channel 110. In one embodiment, if E-DCH allocation cannot be provided within a predetermined time period, a Node-B sends an acknowledgement message to the WTRU via a DL EU signaling channel 112 without sending E-DCH allocation information. The request is queued in the Node-B and the WTRU refrains from transmitting the same request until after the time period expires or resources become available.SELECTED DRAWING: Figure 1
Patent JP-2017121322-A (JP)
Title: Seating cushion and chair
Inventor: AZUMA KOTETSU
IPC: A47C27/15
Filed: 2016-01-06
Abstract: PROBLEM TO BE SOLVED: To heighten sitting feeling of a seated person.SOLUTION: A seating cushion includes a support medium for supporting a hip of a seated person, and a cover for covering the support medium. The support medium has a constitution in which a plurality of cushion materials each having different elasticity are provided in parallel with a first direction from a left hip part toward a right hip part of the seated person in a seated state where the seated person is seated on the seating cushion.SELECTED DRAWING: Figure 3
Patent JP-2016041429-A (JP)
Title: Method for producing visible light-responsive photocatalyst fine particle dispersion liquid
Inventor: FURUDATE MANABU
IPC: C09D7/61
Filed: 2016-01-08
Abstract: SOLUTION: To provide a method for producing a visible-light-responsive photocatalyst fine particle dispersion liquid in which titanium oxide particles containing a peroxotitanium component and a copper component are dispersed in an aqueous solvent obtained by a production method which comprises: (1) a step of producing a precursor aqueous solution containing a copper compound in which the molar ratio (Ti/Cu) between titanium and copper is in a specific range from a raw material titanium compound, a copper compound, a basic substance, hydrogen peroxide and an aqueous dispersion medium; and (2) a step of obtaining a copper-containing titanium oxide fine particle dispersion by heating the precursor aqueous solution containing a copper compound produced in the step (1) in a specific range under high pressure.EFFECT: There can be easily produced a photocatalyst thin film having high durability which has long-term dispersion stability in an aqueous dispersion medium of titanium oxide fine particles, exhibits photocatalytic activity only by visible light and has high transparency and in which the coordination state of copper to heat or ultraviolet exposure is stable and hardly modified without adding an organic dispersant or a surfactant which may inhibit photocatalytic activity development and subjecting to surface treatment of titanium oxide particles.SELECTED DRAWING: None
Patent JP-2017126415-A (JP)
Title: Display panel manufacturing apparatus and display panel manufacturing method
Inventor: SHIMAMURA AKINORI
IPC: H05B33/10
Filed: 2016-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a display panel manufacturing apparatus and a display panel manufacturing method which can obtain a high-quality display panel without requiring time and labor.SOLUTION: A display panel manufacturing apparatus 10 forms pixels by adhering ink 32 containing an organic material to a substrate S. The manufacturing apparatus comprises: a bubble generation chamber 13 which generates micro bubbles to be contained in the ink, thereby producing bubble-containing ink 32; and ink jet nozzles 19a to 19c which drips the bubble-containing ink 32 onto the substrate S.SELECTED DRAWING: Figure 1
Patent JP-2017124066-A (JP)
Title: Suction head
Inventor: KAWAMOTO EIICHI
IPC: A47L11/30
Filed: 2016-01-15
Abstract: PROBLEM TO BE SOLVED: To provide a suction head causing wash solution to infiltrate into the inside of a cleaning object surface.SOLUTION: A suction head 40 includes a suction opening D for applying sucking action to a cleaning object surface W, and a drain opening S to which wash solution is guided, both openings formed at a tip end thereof across a boundary wall 44. The suction head includes: a duct 42 opened to the air; a nozzle 46 opened at a midway part of a passage extending from the duct 42 to the drain opening S; and an introduction pipe 43 for supplying the wash solution to the nozzle 46. An edge 44a of the boundary wall 44 is set back from a tip end 40a, and the wash solution leaked out from the nozzle 46 is accelerated at the passage extending from the nozzle 46 to the drain opening S to collide with the cleaning object surface W.SELECTED DRAWING: Figure 1
Patent JP-2017129331-A (JP)
Title: Gas filling material
Inventor: MORI TOSHIAKI
IPC: F24F13/08
Filed: 2016-01-22
Abstract: PROBLEM TO BE SOLVED: To provide a gas filling material which is installed at a ceiling side of a living space in order to increase a heating effect by decreasing a capacity of the living space without giving oppressive feeling to a person in a room.SOLUTION: A gas filling material 10 for filling gas having a specific gravity smaller than that of air is made to float at a ceiling part side in order to decrease a capacity of a living space includes a gas inlet 20 for injecting and discharging gas to an arbitrary place, and has a shape of a nearly rectangular solid when filled with gas. The gas filling material 10 can decrease a capacity of the living space by previously fitting to the ceiling or the upper part of the wall surface of each room so as to increase a heating effect.SELECTED DRAWING: Figure 2
Patent JP-2017133162-A (JP)
Title: Multistory parking space
Inventor: KUBOTA NOBUHIRO
IPC: E04H6/18
Filed: 2016-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a multistory parking space that is excellent in space efficiency because irregular winding of a cable hardly occurs.SOLUTION: In a multistory parking space, a winding device 5 includes a cable 7 that is connected to a gate 4, a drum 8 around which the cable 7 is wound, and a driving motor 9 for rotatively driving the drum 8. The cable 7 comprises a wound part 71 that is singly wound around the drum 8, and a gate connection part 72 that branches off into two parts from the wound part 71 to be separately connected to both width-direction ends of the gate 4.SELECTED DRAWING: Figure 4
Patent JP-2017065242-A (JP)
Title: Laminate, polarizing plate, and image display device
Inventor: NOZOE HIROSHI
IPC: B32B23/20
Filed: 2016-01-29
Abstract: PROBLEM TO BE SOLVED: To provide a laminate which has a small moisture content and is also excellent in durability; a polarizing plate; and an image display device.SOLUTION: There are provided a laminate which has a layer containing cellulose ester and a layer containing an adhesive polymer, where the layer containing the adhesive polymer is adjacent to at least one surface of the layer containing the cellulose ester, and the adhesive polymer has the following repeating unit (a) and repeating unit (b); a polarizing plate using the laminate; and an image display device. The repeating unit (a) is a repeating unit derived from a specific compound such as a styrene compound, and has a solubility parameter δt of 13.5-19.5. The repeating unit (b) is a repeating unit derived from a specific compound such as acrylic ester compound, and has a solubility parameter δt of 20.0-26.0.SELECTED DRAWING: Figure 1
Patent JP-2017137775-A (JP)
Title: Engine cooling device
Inventor: KANEKO MASATO
IPC: F01P5/12
Filed: 2016-02-01
Abstract: PROBLEM TO BE SOLVED: To provide an engine cooling device capable of restraining warming-up promotion effects from being lowered due to occurrence of circulation of cooling water during water stop control in which the circulation of the cooling water is to be stopped.SOLUTION: The engine cooling device includes a cooling water circuit comprising: connection water channels 19F, 19S connecting two discharge ports 18F, 18S provided to a mechanical water pump 16, to water jackets 13F, 13S of respective banks, respectively; a joining part 21 where cooling water having passed through the water jacket 13F and cooling water having passed through the water jacket 13S join; and a flow control valve 22 for interrupting the circulation flow of the cooling water from the joining part 21 to a suction port 17. In the engine cooling device, communication water channels 30F, 30S are provided for making the respective connection water channels 19F, 19S communicate with the suction port 17, respectively not via the water jackets 13F, 13S and the flow control valve 22.SELECTED DRAWING: Figure 1
Patent JP-2017126048-A (JP)
Title: Video display system
Inventor: FUJIMURA TADAMASA
IPC: G03B21/60
Filed: 2016-01-15
Abstract: PROBLEM TO BE SOLVED: To provide a video display device suitable as an ambient display which includes a screen capable of projecting a clear video excellent in brightness and contrast without lowering transmissivity even at the field in the day time and under bright lighting.SOLUTION: A video display system includes: a screen made from a substrate having metallic system inorganic particles; a projection device for projecting a video or a moving image on the screen; and a vibration speaker having a function to cause sounds to be generated with the screen as a vibrator. The video display system further includes: the screen made from the substrate having a layer including the metallic system inorganic particles; the projection device for projecting the video or the moving image on the screen; and the vibration speaker having the function to cause the screen to generate the sounds as the vibrator.SELECTED DRAWING: Figure 1
Patent JP-2017138406-A (JP)
Title: Image formation apparatus and temperature control method
Inventor: SATO MITSUHIKO
IPC: G03G21/00
Filed: 2016-02-02
Abstract: PROBLEM TO BE SOLVED: To provide an image formation apparatus which suppresses the image formation time due to detection of sheet characteristics even if switching of operation modes is performed.SOLUTION: An image formation apparatus 100 includes: an image formation unit 20 which forms a toner image on a sheet material S; a fixation unit 170 which fixes the toner image on the sheet material S; a medium sensor 14 which detects the sheet material S; and a CPU 10. The CPU 10 detects and stores the sheet characteristics of the sheet material S in a RAM 12 in accordance with the detection result of the medium sensor 14. The image formation apparatus 100 operates in the user designation mode in which the sheet characteristics are input by the user and the automatic detection mode in which image formation is performed in accordance with the sheet characteristics detected by using the medium sensor 14. The CPU 10 decides the fixation temperature in accordance with the sheet characteristics if the sheet characteristics are stored in the RAM 12 in the automatic detection mode, and adjusts the temperature of the fixation unit 170.SELECTED DRAWING: Figure 2
Patent JP-2017068226-A (JP)
Title: Belt device and image forming apparatus
Inventor: TAKESHITA MASAMI
IPC: G03G21/16
Filed: 2016-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a belt device that can accurately detect scale-like patterns with optical sensors even when the shapes of various members forming a belt device have a variation relative to target shapes, and an image forming apparatus including the belt device.SOLUTION: Optical sensors 41A and 41B detecting scale-like patterns 30p and 30s on an intermediate transfer belt 8 (belt member) are each provided with a shaping plate 45 (shaping member) having slits 45a formed therein for matching light LB emitted from a light emitting element 42 with the shapes of the scale-like patterns 30p and 30s to be shaped. The optical sensors are further provided with an adjustment plate 61 (adjustment mechanism) that adjusts the inclination of the slits 45a with respect to the scale-like patterns 30p and 30s.SELECTED DRAWING: Figure 4
Patent JP-2017142644-A (JP)
Title: Electrostatic input device and program for electrostatic input device program
Inventor: OSHITA KAZUHITO
IPC: G06F3/0354
Filed: 2016-02-10
Abstract: PROBLEM TO BE SOLVED: To provide an electrostatic input device and program for the electrostatic input device that can effectively prevent wrong operations by palms, and allow fingertips to smoothly perform a normal operation.SOLUTION: An electrostatic input device includes a plurality of electrodes, and receives an input operation in accordance with an electrostatic capacitance generating between the plurality of electrodes and an object when the object comes proximity to a detection surface. The electrostatic input device includes: a variate detection unit that detects a variate corresponding to the electrostatic capacitance; and a judgement unit that judges whether the object in proximity to the detection surface is a fingertip or palm on the basis of the variate to be detected by the variate detection unit. Of the electrodes parallely lined along an end part of the detection surface in a perimeter end part of the detection surface, if at least one condition of when a length of the adjacently existing electrodes in which an amount of change of the electrostatic capacitance is above a threshold exceeds a prescribed width, and when an area or length of a region where the electrode in which the variate corresponding to the electrostatic capacitance is above the threshold exists exceeds a condition corresponding to a prescribed area or length is satisfied, the judgement unit is configured to judge that the object in proximity to the detection surface is the palm.SELECTED DRAWING: Figure 2
Patent JP-2017146370-A (JP)
Title: Led display panel and led information display unit using the same
Inventor: NAKATSUBO JUNYA
IPC: G09F9/40
Filed: 2016-02-15
Abstract: PROBLEM TO BE SOLVED: To provide an LED display panel capable of preventing infiltration of water into an LED packaging module.SOLUTION: An LED display panel 100 includes an LED packaging module 10 and an LED packaging module reinforcement part 11 at least including a placement surface 111a allowing the LED packaging module 10 to be placed on a surface thereof. In the LED display panel 100, the LED packaging module reinforcement part 11 includes a side wall part 112. An inner surface being an opposite face of the LED packaging module 10 of the side wall part 112 is adhered to the LED packaging module 10 interposing an adhesion layer 24 therebetween.SELECTED DRAWING: Figure 4
Patent JP-2017147551-A (JP)
Title: Terahertz wave i/o port positioning mechanism
Inventor: HORIBE MASAHIRO
IPC: H01P5/08
Filed: 2016-02-16
Abstract: PROBLEM TO BE SOLVED: To facilitate attachment and detachment by positioning a terahertz wave dielectric waveguide for a terahertz wave I/O port, without damaging a positioning pin.SOLUTION: A terahertz wave I/O port positioning mechanism 34 is constituted to include a terahertz wave dielectric waveguide 32, a contact part 36, a positioning part 38, and an inclined guide part 40. The terahertz wave dielectric waveguide 32 is composed of a flexible and elastic dielectric. The contact part 36 is provided to be able to contact with the position of a waveguide flange 16 around an opening 18. When inserted into the opening 18 of the waveguide flange 16, the positioning part 38 positions the terahertz wave dielectric waveguide 32 for the opening 18 of the waveguide flange 16. The inclined guide part 40 makes insertion of the terahertz wave dielectric waveguide 32 into the opening 18 smooth and simple.SELECTED DRAWING: Figure 1
Patent JP-2017148098-A (JP)
Title: catheter
Inventor: ISHIKAWA MASATOMO
IPC: A61M25/00
Filed: 2016-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a catheter capable of injecting a contrast medium or the like, and securing a blood flow at an arbitrary position in the whole circumference of the catheter after firmly securing a lumen for injecting a contrast medium or the like and securing a blood flow.SOLUTION: A catheter 1 includes a first hollow body 17 that has a first lumen 5, and a second hollow body 19 that covers the outer periphery of the first hollow body 17 and has a second lumen 3 between itself and the first hollow body 17. The second lumen 3 is divided by a plurality of bulkheads 21a-21f connected to the first hollow body 17 and the second hollow body 19. On the outer periphery of the second hollow body 19, hole parts 15a-15f are formed along the circumferential direction for each of the lumens divided by the bulkheads 21a-21f.SELECTED DRAWING: Figure 3
Patent JP-2017152818-A (JP)
Title: Optical concentration network system, optical transmission device and optical transmission method
Inventor: HATTORI KYOTA
IPC: H04B10/03
Filed: 2016-02-23
Abstract: PROBLEM TO BE SOLVED: To suppress propagation delay between ONUs via an OSU at low cost in a ring type network to which a PON or the like is applied.SOLUTION: In an optical concentration network system 30, an ONU 42 comprises an optical coupler (signal demultiplexer) for transmitting an uplink signal that is to be transmitted from the ONU 42 to an OSU 41, reversely to a transmission direction of a downlink signal from the OSU 41 in the case where the downlink signal is located in a left region as a first region in which the downlink signal requires a time shorter than a half of a delay time for making a round of a ring back to the OSU 41 via an optical fiber 38 as the ring. On the other hand, an ONU 43 comprises an optical coupler for transmitting an uplink signal to be transmitted from the ONU 43 to the OSU 41 in the same direction as the transmission direction of the downlink signal in the case where the downlink signal is located in a right region as a second region in which the downlink signal requires a time shorter than a half of a delay time for making a round of the ring from the OSU 41.SELECTED DRAWING: Figure 1
Patent JP-2017152517-A (JP)
Title: Ytterbium added optical fiber and manufacturing method thereof, and fiber laser device
Inventor: ICHII KENTARO
IPC: G02B6/44
Filed: 2016-02-24
Abstract: PROBLEM TO BE SOLVED: To suppress nonlinear optical effect by suppressing photo-darkening and reducing increase in refractive index of a core.SOLUTION: An ytterbium added optical fiber 10 includes a glass portion 1 added with hydrogen, and a hydrogen emission inhibiting structure 2 for inhibiting hydrogen in the glass portion 1 from being emitted to the outside. The glass portion 1 has a core 4 added with ytterbium (Yb) and a glass clad 5. The hydrogen emission inhibiting structure 2 is made hydrogen impermeable under the temperature conditions when the ytterbium added optical fiber 10 is used normally, and is provided to surround the glass portion 1.SELECTED DRAWING: Figure 1
Patent JP-2017149015-A (JP)
Title: Oil loading device and oil loading method
Inventor: ARAKAWA KAZUKI
IPC: B29B7/94
Filed: 2016-02-24
Abstract: PROBLEM TO BE SOLVED: To provide an oil loading technology capable of preventing an oil presence sensor between an oil loading port and an air blow pipe from malfunctioning after blowing air in an oil loading device for loading oil to a kneader.SOLUTION: An oil loading device, after pressingly feeding oil to an oil loading port connected to a kneader, blows away oil remaining in an oil supply pipe toward the kneader by supplying air from an air blow pipe connected to the oil supply pipe. The oil loading device is provided with an air bleeding pipe for bleeding the air remaining in the oil supply pipe and removing inner pressure in the oil supply pipe, and also provided with a plurality of valves for changing connections among the oil supply pipe, the air blow pipe and the air bleeding pipe as well as a connection to the outside. Opening a valve provided on the air bleeding pipe allows the inner pressure in the oil supply pipe to be removed.SELECTED DRAWING: Figure 1