baber/WOPTO huggingface dataset:
Patent JP-2020520755-A (JP)
Title: 中空プランジャーロッドを備えた自動インジェクタ
IPC: A61M5/20
Filed: 2018-05-16
Abstract: 本明細書では、針付のシリンジを収容するためのハウジングを有する再装填可能な自動インジェクタが開示されており、シリンジは、針がハウジングの内側に収容される第１の位置と、針がハウジングの外側に突出する第２の位置との間でハウジング内に移動可能に配置されており、プランジャーロッドが少なくとも１用量の薬剤を送達するためにシリンジ内を前進するように構成され、２つ以上の偏向可能なロック部材を有するプランジャロッドチューブが通常、プランジャロッドをプランジャロッドチューブにロックするためにプランジャロッドストップと相互作用するように構成されており、シリンジドライバがシリンジに力を加え、それによりシリンジを第１の位置から第２の位置に移動させるように構成されており、シリンジドライバはプランジャロッドを備えたプランジャロッドチューブを第２の位置に前進させるようにさらに構成されており、プランジャロッドに力を加えてシリンジ内のプランジャロッドを前進させるように構成されたプランジャロッドドライバが、２つ以上の偏向可能なロック部材のそれぞれのロック解除時に１回分の薬剤を送達し、再充填機構は、シリンジを第２の位置から第１の位置に引き込み、シリンジドライバを再充填して、シリンジドライバの繰り返しの作動を可能にするように構成されている。
Patent JP-2020522135-A (JP)
Title: 半導体装置
IPC: H01L21/822
Filed: 2018-05-28
Abstract: 半導体装置（２００、３００）であって、その少なくとも部分がある導電型のドーパントでドープされたシリコン基板層（２１０）、およびシリコン基板層（２１０）より上に形成された少なくとも１つの絶縁体層（２２０）を備え、少なくとも１つの絶縁体層（２２０）とシリコン基板層（２１０）のドーパントとは反対の電荷を有する。【選択図】図２
Patent JP-2020522313-A (JP)
Title: 靴、特に運動靴を製造するための方法
IPC: A43B13/12
Filed: 2017-06-06
Abstract: 本発明は、靴底（２）およびアッパー（３）を含む、靴（１）を製造するための方法に関する。簡易なやり方で最適に合わせた靴を提供するために、方法は、本発明による以下のステップ：ａ）靴底（２）の少なくとも一部を形成するための鋳型（４）を提供するステップであって、鋳型（４）は、底部に垂直にある底部領域（５）を有し、および、鋳型穴（７）の側壁を形成し、かつ最初に、上部に垂直にある端部領域において開放されている側部領域（６）を有する、提供するステップと、ｂ）第１の液体プラスチック材料を、鋳型（４）の底部領域（５）の第１の表面部分（８）に射出し、かつ、少なくとも、第２の液体プラスチック材料を鋳型（４）の底部領域（５）の第２の表面部分（９）に射出するステップであって、２つのプラスチック材料は異なっており、液体プラスチック材料の射出は少なくとも１つのノズル（１０）によって達成され、これによって、プラスチック材料は当該表面部分（８、９）に自由噴流でスプレーされる、射出するステップと、ｃ）上部に垂直にある被覆領域（１１）によって鋳型（４）を閉じるステップであって、被覆領域（１）は鋳型（４）の側部領域（６）上に設置され、プラスチック材料を硬化させることを可能にする、閉じるステップと、ｄ）鋳型（４）を開放し、かつ製造された成型部を取り外すステップと、を含む。【選択図】図２
Patent JP-2020521714-A (JP)
Title: 耐火物産業用の断熱材料または断熱製品を製造するための方法、対応する断熱材料および製品、ならびに使用
IPC: F27D1/00
Filed: 2018-05-30
Abstract: 【課題】耐火物産業用の断熱材料または断熱製品を製造するための方法、対応する断熱材料および製品、ならびに使用を提供する。【解決手段】本発明は、耐火物産業用の断熱製品、またはそのような製品を製造するための中間生成物としての断熱材料を製造するための方法、および対応する断熱材料または断熱製品に関する。本発明は、さらに、耐火物産業用の断熱製品の製造におけるマトリックスカプセル化方法の使用、ならびに対応する断熱製品および／またはそのような製品を製造するための中間生成物としての断熱材料に関する。【選択図】なし
Patent JP-2020525375-A (JP)
Title: 多孔性無機粒子の製造方法
IPC: C01B33/18
Filed: 2018-05-30
Abstract: 本明細書は、ａ）無機前駆体及び極性溶媒を含むエマルジョンを製造する段階；ｂ）前記ａ）のエマルジョンに有機溶媒を添加して乳化粒子を膨潤させる段階；ｃ）前記ｂ）の膨潤したエマルジョンと表面に正電荷を持つ高分子粒子とを混合する段階；ｄ）前記ｃ）の混合物に界面活性剤を添加及び有機溶媒を除去する段階；ｅ）前記ｄ）の結果物に開始剤を添加して重合する段階；及びｆ）前記ｅ）の結果物を焼成し前記高分子粒子を除去してマクロ気孔（ｍａｃｒｏｐｏｒｅ）を形成する段階；を含む多孔性無機粒子の製造方法に関して記述する。【選択図】図１
Patent JP-2020523098-A (JP)
Title: 予作動スプリンクラーバルブ構造、関連する乾式スプリンクラー装置、および圧縮起動機構
IPC: A62C37/11
Filed: 2018-05-23
Abstract: 防火システムの部品を遠隔地から機械的に起動させるための熱始動構造は、起動部を備えている。起動部は、先端基部、先端可動部材、基端基部、基端可動部材、および付勢部材を含む。付勢部材は、基端可動部材に対して、起動前の位置から、その位置よりも基端側に位置する起動後の位置に向かって力を加える。先端基部は熱応答素子を保持している。熱応答素子は、所定の熱力学的状態が生じると構造上の整合性を失い、先端可動部材が先端基部に対して起動前の位置から起動後の位置まで移動するのを許す。先端可動部材と基端可動部材とは可撓性コネクタによって接続されている。熱応答素子が構造上の整合性を失った途端、付勢部材からの付勢力が基端可動部材を起動前の位置から起動後の位置へと動かす。
Patent JP-2021511615-A (JP)
Title: ブッシュユニット管状電気ヒーター
IPC: H05B3/02
Filed: 2018-09-13
Abstract: 【課題】本発明は、原子力、特に原子力発電所の原子炉の安全システムにおける電気ヒーターに関する。本発明の目的は、原子力発電所での運転におけるＢＴＥＮの信頼性を向上させることである。【解決手段】本発明の技術的結果は、ＢＴＡＮの組立及び操作の容易さを提供する装置を提供し、設置時間とＤＯＳＳＴＡＲＴスタッフを削減し、ＰＥＴＮのノードＬＩＫＯＰＯＤＩＪＩＡの熱安定性を高める。バスバーユニットは管状であることで達成される。管状ヒーターのブロックは、密閉端子ボックス，出力管状ヒーターへの電力線の接続ノード，グループを含む。そして、バヨネット接続の溝は、傾斜したプロファイル面の形態で作られる。また、銃剣の接合箇所は非対称的な歯付きノッチの形でなされる。選択として、異なった長さの耐熱性密閉プラグのコネクターは管状の電気ストーブのブロックで使用される。
Patent JP-2020525209-A (JP)
Title: 改良されたジョー開口部構成を備えた外科用エンドエフェクタ
IPC: A61B17/072
Filed: 2018-05-31
Abstract: 第１のジョーと、軸方向に可動な閉鎖部材によって完全開放位置と完全閉鎖位置との間で枢動移動するように第１のジョーに枢動可能に取り付けられた第２のジョーと、を有する、外科用エンドエフェクタを含む、外科用器具。器具は、軸方向に移動可能な発射部材が第１のエンドエフェクタジョー内の最近位位置から最遠位位置に動かされる際に第２のジョーに更なる閉鎖運動を加えるように構成された少なくとも１つのジョー係合機構を有する、軸方向に可動な発射部材を更に含む。閉鎖部材が始点位置にあり、軸方向に可動な発射部材が最近位位置にある場合、閉鎖部材の遠位端は、少なくとも１つのジョー係合機構の遠位端に対して遠位側に位置する。
Patent JP-2020525521-A (JP)
Title: 分極剤としてのジニトロキシドビラジカル化合物
IPC: C07D401/12
Filed: 2018-07-03
Abstract: 本発明は、新規の有機ジニトロキシドビラジカル化合物及び該化合物の、特に固体試料若しくは液体試料の核磁気共鳴（ＮＭＲ）及び医用イメージングの技術における分極剤としての使用に関する。【選択図】なし
Patent JP-2021109882-A (JP)
Title: Masterbatch for pearl-tone molded article, resin composition and pearl-tone molded article
Inventor: ANDO TAKASHI
IPC: C08L23/26
Filed: 2020-01-06
Abstract: To provide a molded article that has a pearl tone and resists surface peeling, a masterbatch that allows molding of the pearl-tone molded article, and a resin composition.SOLUTION: The present disclosure provides a masterbatch for a pearl-tone molded article that is to mold a pearl-tone molded article using an aromatic polyester (A') as a dilution resin, the masterbatch containing an aromatic polyester (A), a polypropylene (B), and an acid-modified polyolefin (C).SELECTED DRAWING: None
Patent JP-2020073821-A (JP)
Title: Power transmission device
Inventor: MASUDA TOMOYA
IPC: F16H55/30
Filed: 2020-01-06
Abstract: To provide a power transmission device which hardly causes derailment even on the occurrence of sloshing and is designed to curb increases in a manufacturing cost and a load on a drive device due to increased weight of a chain.SOLUTION: A chain 8 is installed in an interval of a pair of link plates 81 arranged opposite to each other and has: barrel sections 82 which connect the pair of link plates 81; and a boss section 83 which is extended to a side opposite to the side where the pair of link plates 81 faces opposite to each other. A sprocket 5 has: engagement teeth 521 which are extended in a radial direction of the sprocket 5 at a central position in a width direction of the sprocket 5 and engage with the barrel sections 82; and restraining teeth 531 which are extended in the radial direction at positions outer than the link plates 81 in the width direction of the sprocket so as not to interfere with the barrel section 82 when the engagement teeth 521 engage with the barrel sections 82.SELECTED DRAWING: Figure 5
Patent JP-2020074422-A (JP)
Title: Purge nozzle unit and load port
Inventor: NATSUME MITSUO
IPC: H01L21/673
Filed: 2020-01-07
Abstract: To provide a purge nozzle unit which adopts a bottom purge system capable of performing a purging process in which a reached concentration of a predetermined gas atmosphere is high.SOLUTION: A purge nozzle unit 1 capable of replacing a gas atmosphere in a purging target container 100 with a purging gas via a port 101 includes a nozzle body 2 having a flow passage through which the purging gas can pass, and a holder 3 that holds the nozzle body in a state in which the nozzle body can be moved up and down. The nozzle body includes a nozzle head portion 5 that comes into contact with the port when moving upward, and a body portion 4 that is provided on the opposite side of the nozzle head portion to the port side.SELECTED DRAWING: Figure 5
Patent JP-2021011810-A (JP)
Title: Excavation data processing method, excavation data processing device, and groove excavator
Inventor: KUSAKABE KEISUKE
IPC: E02F5/06
Filed: 2020-01-17
Abstract: To derive a shape value at a depth position of an excavated bottom in a groove irrespective of a position of a portion where an inclination angle in an excavation body is detected in excavation of the groove by TRD.SOLUTION: An excavation data processing method includes: a step (S1) of acquiring data indicating a position of a reference portion of an excavation body, positions of a plurality of measurement portions to the reference portion in the excavation body, and an excavated depth; a step (S2) of acquiring data on detection values of inclination angles of the plurality of measurement portions of the excavation body; a step (S4) of deriving a plurality of measurement positions that are positions of the plurality of measurement portions from the position of the reference portion and the detection values of the inclination angles of the plurality of measurement portions; a step (S5) of deriving an excavated position by interpolation processing based on the plurality of measurement positions and the excavated depth; and steps (S10 and S11) of outputting information on the excavated position.SELECTED DRAWING: Figure 5
Patent JP-2021114137-A (JP)
Title: System and method for supporting data analysis
Inventor: ENOSAKA TOMONORI
IPC: G06F3/06
Filed: 2020-01-20
Abstract: To achieve both high performance and high capacity efficiency and enable real-time analysis of multidimensional data.SOLUTION: Whenever multidimensional data is received from a data source, a node computer that has received the multidimensional data in a computer system writes the multidimensional data, reads the multidimensional data, analyzes the read multidimensional data, and outputs a result of the analysis. The writing of the multidimensional data is data locality EC processing (Erasure Coding having data locality). The data locality EC processing is to write all of one or more data chunks constituting the multidimensional data in the node computer, and for each of the one or more data chunks, write parity of the data chunk in a node computer other than the relevant node computer.SELECTED DRAWING: Figure 1
Patent JP-2021115101-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2020-01-22
Abstract: To provide a game machine capable of maintaining interest in a game.SOLUTION: A pachinko machine 1 has a start pocket capable of receiving game balls hit into a game area 5a. When a game ball enters the start pocket, determination processing regarding winning is performed. Thereafter, variable display corresponding to a result of the determination processing is started and, if a winning pattern is displayed in the variable display, a winning game is executed. Accordingly, the pachinko machine 1 can perform a special performance as a performance associated with operation means.SELECTED DRAWING: Figure 60
Patent JP-2021115350-A (JP)
Title: Game machine
Inventor: OTSUKA KEIKO
IPC: A63F7/02
Filed: 2020-01-29
Abstract: To increase game amusement.SOLUTION: A game machine capable of executing a game on the basis of satisfaction of a start condition and generating a special game state when the result of the game is a special result includes game control means (game control device 100) for controlling the game, performance control means (performance control device 300) for controlling a performance of the game, and a normal variation winning device 37 for which the start condition is satisfied by winning a game ball. The game control means can generate a normal game state, a specific game state (ordinary electric accessory support) in which a game ball enters the normal variation winning device 37 to win more easily than in the normal game state, and a special game state. The game control means can generate the specific game state without generating the special game state, when the number of times the game is executed reaches a predetermined number of times (the number of times of ceiling n). The performance control means can execute a specific performance (ready-to-win performance). The performance control means can execute a suggestion performance (ceiling suggestion performance) that suggests information on the number of times the game is executed when the result of the specific performance is not a specific result (stop display of a big winning symbol).SELECTED DRAWING: Figure 108
Patent JP-2021125803-A (JP)
Title: Document reader
Inventor: HINO TAKASHI
IPC: B65H5/06
Filed: 2020-02-05
Abstract: To prevent a card-like document such as a business card from being unnecessarily accelerated, with the result that a magnification in a conveying direction is decreased.SOLUTION: A document reader includes: two document presence/absence detection sensors arranged at different positions in a width direction orthogonal to a conveyance direction of a document; and control means that executes first conveyance control used when it is determined by the document presence/absence detection sensors that the document is a non-narrow document and a second conveyance control used when it is determined that the document is a narrow document. In the first conveyance control, the drive speed of a conveyance roller is changed to a second speed obtained by multiplying a first speed and a fixed ratio before the leading end of the document being carried passes through a reading position, and the drive speed of the conveyance roller is changed from the second speed to the first speed before a reading process of the document by the image reading unit is completed after the leading end of the document reaches the second pair of conveyance rollers. In the second conveyance control, the drive speed of the pair of conveyance rollers is maintained at the first speed until the reading process of the document is completed.SELECTED DRAWING: Figure 4
Patent JP-2020128368-A (JP)
Title: Drugs containing pyridine compound substituted by azole as active ingredient
Inventor: TANAKA HIROAKI
IPC: A61K31/519
Filed: 2020-02-07
Abstract: To provide drugs containing a compound which has an inhibitory effect on an enzyme that produces 20-HETE or a pharmaceutically acceptable salt of the compound as an active ingredient.SOLUTION: The present invention provides a compound represented by the formula [I] in the figure. In the formula [I], ring A-Rrepresents one of the structures represented by the formula [III].SELECTED DRAWING: None
Patent JP-2020096885-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2020-02-07
Abstract: To provide a game machine capable of maintaining game interest.SOLUTION: As acceptance performance in which an operation chance is granted within a specific variation pattern: inherent acceptance performance that is executed as symbol performance regardless of the result of notice determination, and suggests the degree of expectation for acquisition of a prescribed result when an operation acceptance is performed; and additional acceptance performance that is executed as performance additionally executed relative to symbol performance only when a special result is obtained in notice determination, and suggests the degree of expectation for acquisition of the prescribed result when the operation acceptance is performed are included. During the inherent acceptance performance and the additional acceptance performance, an acceptance permission noise for suggesting that the operation acceptance is in a permitted state or enters the permitted state is output. At the time of generation of the inherent acceptance performance, the acceptance permission noise is output in a first mode that can be also output at the time of generation of the additional acceptance performance, or in a second mode that is not output at the time of generation of the additional acceptance performance.SELECTED DRAWING: Figure 390
Patent JP-2020099080-A (JP)
Title: Uplink control resource allocation for dynamic time-division duplex systems
Inventor: Arumugam Chendamarai KANNAN
IPC: H04L47/27
Filed: 2020-02-12
Abstract: To provide methods for managing uplink scheduling for one or more user equipment pieces served by a network entity in a wireless communications system.SOLUTION: A network entity generates an uplink bandwidth allocation map, the uplink bandwidth allocation map defining an uplink bandwidth allocation for at least one of the one or more user equipment pieces for at least one of multiple uplink transmission window lengths. The network entity further transmits the uplink bandwidth allocation map to at least one of the one or more user equipment pieces.SELECTED DRAWING: Figure 7A
Patent JP-2020108154-A (JP)
Title: Communication method and apparatus for facilitating positioning measurement
Inventor: KAZMI MUHAMMAD
IPC: H04W52/02
Filed: 2020-02-19
Abstract: To provide a method and apparatus for reducing a response time for determining a location of a wireless terminal when the wireless terminal is in the DRX state.SOLUTION: A wireless terminal is of a type operable in a discontinuous mode including at least one of a non-reception period between reception periods and a non-transmission period between transmission periods. The wireless terminal receives a measurement request message informing that the wireless terminal performs measurement on a downlink signal from the wireless access network. As a result of receiving the measurement request message, the operation of the wireless terminal is changed from the discontinuous mode to a modified mode to facilitate the operation of the measurement. In the modified mode, at least one of the non-reception period and the non-transmission period is shortened or deleted as compared to the discontinuous mode.SELECTED DRAWING: Figure 3
Patent JP-2021130800-A (JP)
Title: Rubber composition and tire
Inventor: MIKI NAOYUKI
IPC: C08L21/00
Filed: 2020-02-21
Abstract: To provide rubber compositions which provide improved abrasion resistance, and tires including the rubber compositions.SOLUTION: Provided are rubber compositions containing a rubber component, a thermoplastic elastomer containing a non-conjugated olefin unit, and a silica having a cetyltrimethylammonium bromide adsorption specific surface area of 180 m2/g or more.SELECTED DRAWING: None
Patent JP-2020138199-A (JP)
Title: Water quality management system and water quality management method
Inventor: KOBAYASHI MARIKO
IPC: E02B3/00
Filed: 2020-02-26
Abstract: To provide a water quality management system capable of suppressing metal concentration in water discharged from a dam reservoir.SOLUTION: A water quality management system 1 controls metal concentration in the reservoir water by activating metal-oxidizing bacteria in the reservoir water of a dam reservoir R equipped with an embankment B having at least one outlet G1, G2, G3 on a downstream side of the dam reservoir R. The water quality management system 1 includes an oxygen concentration sensor 2 for measuring the dissolved oxygen concentration of the reservoir water in a deep layer downstream of the dam reservoir R, an oxygen supply unit 3 for supplying oxygen to the reservoir water in a deep layer upstream of the dam reservoir R, and a control unit 4 for adjusting an amount of oxygen supplied by the oxygen supply unit 3 according to the dissolved oxygen concentration measured by the oxygen concentration sensor 2.SELECTED DRAWING: Figure 1
Patent JP-2021135659-A (JP)
Title: Condition determination method and program
Inventor: KASHIMA TAKAO
IPC: G06Q10/06
Filed: 2020-02-26
Abstract: To provide a condition determination device which can properly determine a condition by taking into consideration a tendency of an answer of an individual.SOLUTION: In a condition determination device for determining a condition of a user, when an employee accesses an exclusive site of an intracompany condition determination system 1, and finishes an answer to a question, an answer content is transmitted to a management server 10 from a user terminal 30. The management server 10 creates a prediction model of a condition value by using hysteresis data of condition values of a plurality of the employees which are stored in an information management table T1, estimates a range which can be taken by a this-time condition value on the basis of a tendency of the past condition values of a plurality of times of the employees, and an actual condition value of the employee determines a condition of the employee on the basis of whether or not included in a range of the estimated condition value.SELECTED DRAWING: Figure 1
Patent JP-2021133793-A (JP)
Title: Gas generator attachment structure
Inventor: KOYAMA HIROAKI
IPC: B60R22/46
Filed: 2020-02-26
Abstract: To provide a gas generator attachment structure which enables easy assembly of a gas generator to a module pipe, can guarantee the quality, and achieves downsizing and weight reduction compared to conventional gas generator attachment structures.SOLUTION: A gas generator attachment structure 100 includes: a gas generator having a holder 10, an igniter 11, and a storage container 20; and a module pipe 30. The igniter 11 is attached to the holder 10 through a resin molding part 15. The storage container 20 is fitted in a taper part 30b of the module pipe 30 to be held. The igniter 11 and the storage container 20 are separated and do not contact with each other. The holder 10 is fixed to an end part 30d of the module pipe 30 by welding.SELECTED DRAWING: Figure 1
Patent JP-2020078646-A (JP)
Title: Game machine
Inventor: SANO SHINICHI
IPC: A63F5/04
Filed: 2020-02-27
Abstract: To provide a technique that can prevent arousing excessive expectation to a player.SOLUTION: As a result of continuing counting the duration time even when notification-enabled game state counting means is shifted from a notification-enabled game state that is a game state in which a special game performed by winning a specific winning combination can be executed to a game state (BB game, RB game) different from a notification-disabled game state, a second condition may be satisfied earlier than in the case where it is determined whether or not a completion condition is reached by counting only the period (the number of games) in which the notification-enabled game state continues. Therefore, it is possible to prevent arousing excessive expectation to a player.SELECTED DRAWING: Figure 42
Patent JP-2021137677-A (JP)
Title: Vibration generator and electronic apparatus
Inventor: ISHII SHIGEO
IPC: H04R17/00
Filed: 2020-03-02
Abstract: To provide a vibration generator and an electronic apparatus capable of presenting a new tactile feeling and having little restriction in the layout of an actuator.SOLUTION: A vibration generator is equipped with a vibration plate, a piezoelectric actuator, and a supporting member. The vibration plate which is disposed separately from a vibrator, has a first main surface on the vibrator side, and a second main surface on the opposite side to the first main surface. The piezoelectric actuator is joined to the vibration plate. The supporting member has a columnar supporting portion extending from the first main surface toward the vibrator, and a fixed portion connected to the supporting portion and having a joint surface joined with the vibrator, and supports the vibration plate.SELECTED DRAWING: Figure 1
Patent JP-2021140281-A (JP)
Title: Translation assistance system and program
Inventor: HONMA SUSUMU
IPC: G06F40/58
Filed: 2020-03-02
Abstract: To provide a translation assistance system and a program which can easily assist in translation by a combination of field-specific machine translation means.SOLUTION: The translation assistance system for assisting in work of translating a document in a first language to a document in a second language uses a plurality of machine translation engines each of which can translate sentences in the first language to sentences in the second language by machine translation, to divide the document in the first language into prescribed segment units and generates translation results of the plurality of machine translation engines with respect to each of the segments obtained by the division. The translation assistance system evaluates each of the generated translation results from the plurality of machine translation engines and selects and outputs one to be employed of the translation results on the basis of evaluation results with respect to each of the segments.SELECTED DRAWING: Figure 1
Patent JP-2021140006-A (JP)
Title: Optical multiplexer with reduced background light
Inventor: HIMENO AKIRA
IPC: G02B6/125
Filed: 2020-03-04
Abstract: To provide an optical multiplexer which offers reduced background light and size.SOLUTION: An optical multiplexer provided herein is configured to receive multiple lights of different wavelengths from respective waveguides 2 and output multiplexed light obtained by multiplexing the multiple light using a directional coupler. Background light is reduced by providing reflective grooves 3 to reflect excess light coming out from discharge ports 5 of the directional coupler, and the size of the optical multiplexer is reduced.SELECTED DRAWING: Figure 1