baber/WOPTO huggingface dataset:
Patent JP-2015037633-A (JP)
Title: Game machine
Inventor: MURAKAMI NOBUAKI
IPC: A63F5/04
Filed: 2014-11-18
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of elongating service life of a member constituting a token inlet.SOLUTION: The game machine includes an inlet member 202, a selector 66, and a token passage member 203. The inlet member 202 includes a token inlet 21 formed thereon for inserting tokens into the game machine. The selector 66 selects tokens inserted into the token inlet 21 of the inlet member 202. The token passage member 203 is disposed between the inlet member 202 and the selector 66 and guides the tokens inserted into the token inlet 21 to the selector 66. The token passage member 203 is attachably/detachably constituted in the inlet member 202.
Patent JP-2016098402-A (JP)
Title: Low elastic modulus iron steel material
Inventor: TANAKA SHUNICHIRO
IPC: B22D11/00
Filed: 2014-11-21
Abstract: PROBLEM TO BE SOLVED: To provide a low elastic modulus iron steel material having low modulus of longitudinal elasticity, especially an austenite stainless steel excellent in corrosion resistance.SOLUTION: A low elastic modulus iron steel material has modulus of longitudinal elasticity of 150 GPa or less. An iron steel material with low modulus of longitudinal elasticity is manufactured by continuous casting or recrystallization after processing to have a columnar crystal or single crystal having preferred orientation of [100] or within 30 degree in a standard stereo projection chart from [100] of 20% or more by volume fraction. Also the iron steel material with low modulus of longitudinal elasticity can be made as an austenite stainless steel.SELECTED DRAWING: Figure 1
Patent JP-2016102615-A (JP)
Title: Heat storage structure
Inventor: TAKADA MASAKI
IPC: F28D20/00
Filed: 2014-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a heat storage structure capable of temporarily storing heat and taking out the heat at the time of requisite requirement.SOLUTION: This invention relates to a heat storage structure 1 comprising a container 3 having heat storage fluid 2 for use in storing heat and a flexible pipe 4 where heat medium air flows. At least a part of the pipe 4 is stored in the container 3 in such a way that it can be contacted with the heat storage fluid 2. The container 3 includes a container main body 5 having an opening part 5a at its upper part. The pipe 4 is stored in the container main body 5. The opening part 5a of the container main body 5 is larger than an arrangement region of the pipe 4 as seen from the above.SELECTED DRAWING: Figure 1
Patent JP-2016103572-A (JP)
Title: Multilayer capacitor and method of manufacturing the same
Inventor: TSUKIDA YUKI
IPC: H01G4/30
Filed: 2014-11-28
Abstract: PROBLEM TO BE SOLVED: To achieve an extremely small multilayer capacitor having desired electrostatic capacitance.SOLUTION: A method of a multilayer capacitor includes: a lamination step for forming a lamination body in which at least a pair of conductor layers with a dielectric layer interposed therebetween and adjacent to each other are both positioned at a first arrangement or at a second arrangement by alternately laminating the conductor layer and the dielectric layer while each of less than 50 layers of the conductor layers is positioned at the first arrangement or at the second arrangement in a manner such that the conductor layer is positioned at the first arrangement and at the second arrangement when viewed from a lamination direction (S4); an extending step for pressing the laminate body to extend the dielectric layer in a direction orthogonal to the lamination direction (S5); a bending step for pressing the laminate body to bend the dielectric layer in the lamination direction (S6); and an external electrode forming step for forming each of first external electrodes and second external electrodes on a surface of the laminate body in a manner such that the first external electrode is connected to the conductor layer positioned at the first arrangement among the conductor layers and the second electrode is connected to the dielectric layer positioned at the second arrangement among the conductor layers (S10).SELECTED DRAWING: Figure 6
Patent JP-2016111746-A (JP)
Title: Electric power conversion system
Inventor: KONO MASAKI
IPC: H02M7/48
Filed: 2014-12-03
Abstract: PROBLEM TO BE SOLVED: To improve cooling efficiency without causing dew condensation in an invertor.SOLUTION: A compressor 1 compresses a refrigerant flowing in an inhalation pipe 2 and a discharge pipe 9. An electric power conversion system 3 drives the compressor 1. The electric power conversion system 3 comprises: an inverse transformer 62 and a substrate 5. The inverse transformer 62 uses a silicon carbide element. The substrate 5 mounts the silicon carbide element. One surface 1a which becomes a high temperature of the compressor 1, the inverse transformer 62, the substrate 5, and the discharge pipe 9 are disposed in this order in a line.SELECTED DRAWING: Figure 1
Patent JP-2015136622-A (JP)
Title: Radiographic apparatus, control method thereof and radiographic method
Inventor: ROH KYOUNG-SIG
IPC: A61B6/00
Filed: 2014-12-03
Abstract: PROBLEM TO BE SOLVED: To provide a radiographic apparatus and a method of controlling the radiographic apparatus.SOLUTION: A radiographic apparatus comprises: a radiation irradiation module which irradiates a subject with a radiation; and a processing module which automatically sets a partial region of a region to which the radiation irradiation module can emit the radiation as a region of interest and determines at least one of the radiation irradiation position and the radiation irradiation range of the radiation irradiation module on the basis of the set region of interest. A method of controlling the radiographic apparatus includes: a region of interest setting step for automatically setting the partial region of the region to which the radiation can be emitted as the region of interest; a determination step for determining at least one of the radiation irradiation position and the radiation irradiation range of the radiation irradiation module on the basis of the set region of interest; and a radiography step for acquiring a radiation image by performing radiography in accordance with at least one of the determined radiation irradiation position and radiation irradiation range.
Patent JP-2016106784-A (JP)
Title: Game machine performance unit, game machine and control method of game machine performance unit
Inventor: SHIRAKAMI RYOJI
IPC: A63F7/02
Filed: 2014-12-04
Abstract: PROBLEM TO BE SOLVED: To provide a game machine performance unit having a moving performance generator with a high degree of freedom in a variable range, and to provide a game machine and control method of the game machine performance unit.SOLUTION: A game machine performance unit 100 for use in a game machine, comprises: a rail 10 disposed outside a game area of the game machine; a moving performance generator 20 including a fitting member to be fitted to the rail, drive force generation means, moving means of changing a relative position by the drive force generation means along the rail, a storage battery for supplying electric power to the drive force generation means, a power receiving module for receiving the electric power by contactless power transmission, and a housing for storing them; a feeding device 80 including a feeding module for feeding the electric power to the power receiving module; and control means for controlling the power feeding from the feeding device to the moving performance generator.SELECTED DRAWING: Figure 4
Patent JP-2016111483-A (JP)
Title: Image processing system, image processing method, and program
Inventor: KODAMA NARUO
IPC: H04N1/405
Filed: 2014-12-04
Abstract: PROBLEM TO BE SOLVED: To provide halftone image data with no interference between an input image and a threshold matrix even when input image data is a flat image or an image containing many edges or fine lines.SOLUTION: With a pixel value representing a small area constituting a predetermined processing area, a quantization total value with a threshold group corresponding to the processing area is calculated, an output target value is calculated by mixing the quantization total value in accordance with a ratio of a small area occupying the processing area, and output values are assigned in a predetermined order.SELECTED DRAWING: Figure 2
Patent JP-2016107795-A (JP)
Title: Fitting structure and fitting method for component of motor cycle
Inventor: SHIMIZU HIROO
IPC: B62J1/12
Filed: 2014-12-05
Abstract: PROBLEM TO BE SOLVED: To provide a fitting technique for components of a motor cycle by which a single integrated bracket is bolt-fastened to a bridge plate, the number of components is reduced to simplify workability for fitting a seat and a frame cover, component fitting accuracy is improved and cost reduction can be achieved.SOLUTION: A fitting structure for components of a motor cycle has a frame structure in which seat rails 36 are provided behind a vehicle frame 11, a front seat and a rear seat are separately set above the seat rails 36, sides near a vehicle of the seat rails 36 are covered with frame covers 61, where a bridge plate 41 provided with the rear seat is provided behind the pair of right and left seat rails 36 to be bridged over the seat rails 36 in a mountain shape, an integrated bracket 50 comprising a front seat fitting part 52 and a frame cover fitting part 53 is provided at the bridge plate 41 and the integrated bracket 50 is bolt-fastened and fixed to the bridge plate 41.SELECTED DRAWING: Figure 8
Patent JP-2015072284-A (JP)
Title: Method and apparatus for determining zero offset in vibrating flow meter
Inventor: PAUL J HAYS
IPC: G01F1/84
Filed: 2014-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a method and apparatus for determining a zero offset in a vibrating flow meter.SOLUTION: A method for determining a zero offset in a vibrating flow meter comprises the steps of receiving sensor signals from the vibrating flow meter and determining a current zero offset for the vibrating flow meter. The current zero offset is determined based on the received sensor signals. The method also comprises the step of determining one or more current operating conditions. The one or more current operating conditions can be compared to one or more previous operating conditions of the offset correlation. The method also includes the step of determining an average zero offset if the offset correlation includes a previously determined zero offset corresponding to the current operating conditions. The average zero offset is based on the current zero offset and the previously determined zero offset.
Patent JP-2016114679-A (JP)
Title: Liquid crystal display element
Inventor: TEJIMA YOSHIRO
IPC: G02F1/1339
Filed: 2014-12-12
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display element that prevents light leakage and color unevenness caused by expansion and shrinkage of a conductive adhesive.SOLUTION: A liquid crystal display element includes: a liquid crystal display panel having a first electrode substrate having pixel electrodes and a second electrode substrate having a counter electrode and facing the first electrode substrate, the first and second electrode substrates being attached together with a sealing member in predetermined positions at predetermined intervals; and a circuit board to which the first electrode substrate of the liquid crystal display panel is fixed with adhesion means, the second electrode substrate of the liquid crystal display panel and the circuit board being electrically connected together with at least one conductive adhesive and the liquid crystal display element not having adhesion means for fixing the first electrode substrate of the liquid crystal display panel to the circuit board, which is adjacent to the conductive adhesive and is in a region between the first electrode substrate and the circuit board facing the sealing member.SELECTED DRAWING: Figure 1
Patent JP-2015134644-A (JP)
Title: beverage dispenser
Inventor: KANEKO KO
IPC: B67D1/07
Filed: 2014-12-16
Abstract: PROBLEM TO BE SOLVED: To improve washability of a diffuser wall surface between syrup nozzles, in a beverage dispenser comprising a multi-valve having the plurality of syrup nozzles and a dilution water supply part.SOLUTION: A beverage dispenser includes a multi-valve 10 that mixes and supplies syrup selectively discharged from a plurality of syrup nozzles 44 and dilution water discharged from a dilution water supply part 53. The multi-valve 10 comprises a diffuser 36 in which the syrup nozzles 44 are protrusively formed in close vicinity to one another. A bottom wall surface 36A of the diffuser 36 has a convex surface where a part positioned between the syrup nozzles 44 is swollen.
Patent JP-2015099629-A (JP)
Title: Semiconductor device and display device
Inventor: UMEZAKI ATSUSHI
IPC: G09F9/30
Filed: 2014-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device that achieves better operation.SOLUTION: A semiconductor device comprises a first transistor and a second transistor electrically connected to a gate of the first transistor. The first transistor has a first terminal electrically connected to a first wire, a second terminal electrically connected to a second wire, and a gate electrically connected to a first terminal or a second terminal of the second transistor. Each of the first and second transistors has an oxide semiconductor in at least a channel region, and has small off current.
Patent JP-2016122721-A (JP)
Title: Method for manufacturing semiconductor device and semiconductor device
Inventor: ANZAI KOTA
IPC: H01L21/3205
Filed: 2014-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a technique which suppresses resist pattern collapse.SOLUTION: A method for manufacturing a semiconductor device is the method for manufacturing the semiconductor device that includes a first step for forming a metal film by the sputtering. In the first step, a deposition speed is equal to or more than 7 nm/min and equal to or less than 100 nm/min, and the gas flow rate for discharge is more than 10 sccm.SELECTED DRAWING: Figure 3
Patent JP-2015120699-A (JP)
Title: Metal lactate powder and production method
Inventor: MARCUS JOHANNES ANTHONIUS WILHELMUS VORAGE
IPC: A23L27/00
Filed: 2014-12-25
Abstract: PROBLEM TO BE SOLVED: To provide: a production method for a novel metal lactate powdery product material; and a product material that has new properties, i.e. higher flowability, better non-tackiness and better non-dusty nature, improved dissolution speed, and very suitable characteristic for tablet-making purpose.SOLUTION: Provided is a method for producing metal lactate powdery product material by spray-drying a solution or slurry comprising metal lactate at a temperature of 100 to 300°C and under a pressure of 0.990 to 1 bar. The spray-dried metal lactate product material is directed to various product applications to which it may be suited. Provided here is a metal lactate powdery product material in which the metal is selected from zinc and magnesium.
Patent JP-2016121312-A (JP)
Title: Manufacturing method of adhesive sheet
Inventor: SORA BANG
IPC: C09J133/00
Filed: 2014-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of an adhesive sheet having adhesive strength and delamination strength, having flexibility and capable of repeated use.SOLUTION: There is provided a manufacturing method of an adhesive sheet having a porous foam layer, including processes for foaming an emulsion composition containing emulsion and a frother by using a mechanical froth method to form an expanded body and curing the expanded body, where the emulsion composition is made by mixing acrylic emulsion and ethylene vinyl acetate copolymer resin emulsion, the porous foam layer has self adhesiveness, adhesive strength (90° peel strength) is 1.0 N/24 mm or more and delamination strength is 2.0 N/12 mm or more.SELECTED DRAWING: None
Patent JP-2016127317-A (JP)
Title: Antenna device
Inventor: SUGIMOTO YUJI
IPC: H01Q13/08
Filed: 2014-12-26
Abstract: PROBLEM TO BE SOLVED: To provide an antenna device capable of suppressing reduction of gain due to dielectric loss.SOLUTION: An antenna device 100 includes a ground plate 10, an opposite conductor plate 20 arranged oppositely to the ground plate 10 and provided with a feeding point in the central part, a short circuit part 30 for connecting the ground plate 10 and opposite conductor plate 20 electrically, and a support 50 provided between the ground plate 10 and opposite conductor plate 20, and supporting the opposite conductor plate for the ground plate 10. The support 50 is provided to enclose the short circuit part 30 and a feeding part 40, in the central part of the opposite conductor plate 20. Out of the region sandwiched by the opposite conductor plate 20 and ground plate 10, the part excepting the part provided with the support 50, e.g., the part near the outer edge of the opposite conductor plate 20, is hollow.SELECTED DRAWING: Figure 1
Patent JP-2015133112-A (JP)
Title: Job scheduling method, data analyzer, data analysis apparatus, computer system and computer readable medium
Inventor: NICHOLAS WILSON
IPC: G06F9/48
Filed: 2014-12-26
Abstract: PROBLEM TO BE SOLVED: To provide, e.g., a method of job scheduling in a computing environment.SOLUTION: The method includes collecting historical job data related to job submissions received from a plurality of users, the historical job data comprising: resource request data indicative of resources requested by the user for executing a job; and resource usage data indicative of actual resources used to execute the job. The method also includes calculating a believability score for each of the users on the basis of a comparison between the resource request data and the resource usage data related to one or more job submissions received from the user, the believability score indicating a degree to which the user overestimates resources requested to execute jobs. The method also includes receiving a new job submission from a user, specifying a new job that is to be executed and resources requested by the user for executing the new job. The method also includes scheduling the new job for execution on the basis of the believability score for the user.
Patent JP-2016125692-A (JP)
Title: Hot water supply system
Inventor: YUGE RYOSUKE
IPC: F24D17/00
Filed: 2014-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a hot water supply system which reduces the amount of high temperature hot water flowing into an outgoing water passage side from a bypass passage and which has secured circulation of the hot water of equal to or more than a predetermined flow rate at which a burner burns, when executing a circulation heating operation.SOLUTION: A hot water supply system includes: a temperature responsive valve 61 provided in a first bypass passage 60; an orifice 31 provided in a second bypass passage 30; a flow rate sensor 24 provided in a water supply passage 11 on the further downstream side than a connection point with the second bypass passage 30; and a circulation pump 33 provided in the water supply passage 11 on the further downstream side than the connection point with the second bypass passage 30. A controller 40 actuates the circulation pump 33, and, when the detection flow rate of the flow rate sensor 24 is equal to or more than a predetermined flow rate, executes a circulation heating operation for heating hot water circulating in a circulation circuit 80 by allowing a burner to combust.SELECTED DRAWING: Figure 1
Patent JP-2016125550-A (JP)
Title: Disc brake
Inventor: SATO YUKI
IPC: F16D65/18
Filed: 2014-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a disc brake improved in reliability of a screw mechanism as a piston holding mechanism.SOLUTION: A disc brake includes a rotation-linear motion conversion mechanism 151 disposed on a caliper body 4 and propelling a piston 18 to be held on a brake position, the rotation-linear motion conversion mechanism 151 includes a rotation transmission member 75 to which a rotation is transmitted from a motor 200, a shaft member 102 screw-fitted to the rotation transmission member 75, and linearly movable by rotation of the rotation transmission member 75, and a ball and ramp mechanism 151 screw-fitted to the shaft member 102, and applying axial thrust to the piston 25 with the rotation of the shaft member 102. Each thread ridge of the screw fitting portion of the shaft member 102 and the ball and ramp mechanism 151 has an apex portion having a plane face extended in an axial direction of the shaft member, and curved portions formed on both end portions of the apex portion.SELECTED DRAWING: Figure 1
Patent JP-2014511102-A (JP)
Title: 積層コアアセンブリ
IPC: F03D11/00
Filed: 2012-03-28
Abstract: 【課題】ギヤレス風力発電装置の発電機の積層コアアセンブリの熱放出を改善する。 【解決手段】発電機、とりわけギヤレス風力発電装置（１００）の発電機の積層コアアセンブリ（１）であって、 ・少なくとも１つの積層コア（１１）と、 ・該積層コア（１１）の周囲に配置された少なくとも１つの巻線（４）と、 ・前記積層コア（１１）と前記巻線（４）との間に配置された電気絶縁手段とを有し、   前記絶縁手段は、前記巻線内に発生した熱を導くために複合材料を有する。 【選択図】  図３
Patent JP-2014514400-A (JP)
Title: マイクロカプセル状硬化剤
IPC: C08K9/10
Filed: 2012-03-30
Abstract: 有機過酸化物硬化剤をポリウレタン保護被膜又はシェルで封止することにより、不飽和ポリエステル樹脂の硬化剤が作製される。
Patent JP-2014518037-A (JP)
Title: 増強されたセル間干渉調整におけるハンドオーバ中、ｕｅ干渉を判定すること
IPC: H04W72/08
Filed: 2012-05-03
Abstract: 無線通信の方法は、ハンドオーバ中、ＵＥ干渉条件を判定する。ターゲット・セルは、ユーザ機器（ＵＥ）の干渉条件を示す情報を受信する。ターゲット・セルは、ハンドオーバを完了する前に、ターゲット基地局におけるＵＥのハンドオーバの完了後に生じるであろう予期されるＵＥ干渉条件を判定する。この情報は、ＵＥからのメッセージに基づいて決定されうる。ＵＥメッセージは、どのセルが最も強いかを示し、ソース・セルとターゲット・セルとの両方における干渉条件を示すか、または、最も強いセルの測定値のみを提供する。このＵＥ測定値に基づいて、ターゲットｅノードＢは、ハンドオーバ後に生じうる、ＵＥにおいて予期される干渉条件に基づいて、リソースでＵＥをスケジュールしうる。
Patent JP-2014522400-A (JP)
Title: 有機エレクトロニクス材料用の新規化合物およびそれを使用した有機エレクトロルミネッセンス素子
IPC: C07D491/048
Filed: 2012-05-29
Abstract: 本発明は、新規化合物およびそれを含む有機エレクトロルミネッセンス素子に関する。本発明に係る有機エレクトロニクス材料用の化合物は、高い電子輸送効率を有するので、素子を製造するときの結晶化が妨げられ得る。さらに、本化合物は、良好な層形成性を有し、かつ素子の電流特性を改善する。ゆえに、それらは、低下した駆動電圧および上昇した電力効率を有する有機エレクトロルミネッセンス素子をもたらし得る。 【選択図】なし
Patent JP-2014519759-A (JP)
Title: 第１の装置で再生中のコンテンツに関連するコンテンツを第２の装置に表示する方法
IPC: G11B20/10
Filed: 2012-05-29
Abstract: コンテンツ情報を第１のクライアントから受信する。コンテンツ情報は、第１のクライアント装置で再生中のビデオストリームから導出される。コンテンツ情報はコンテンツ指紋と照合される。一致するコンテンツ指紋に関連付けられた命令セットが特定される。特定された命令セットは、実行のために、第１のクライアント装置のユーザに関連付けられた第２のクライアント装置に送信される。
Patent JP-2014531913-A (JP)
Title: 長尺の電気手術用器具、電気手術用器具用吸引先端部、及び、電気手術用器具上の吸引先端部の軸方向位置を調整する方法
IPC: A61B18/12
Filed: 2011-08-01
Abstract: 電気手術用器具(1)は、電極手段(3)を取り付けた中空の長尺本体(2)を有する。吸引手段は、中空の長尺本体（2）の内部に延びる吸引チャネル(27)と、第１手段(3)に対向して配置された第１吸引ポート(40)と、真空源に連通する吸引チューブ(11)を備えた第２吸引ポート(41)と、吸引先端部(6)とを有する。吸引先端部(6)は連結用端部(76)を有し、この連結用端部は、中空の長尺本体(2)に設けられた第２係合手段(25)と係合するための第１係合手段(78)を有する。第１係合手段(78)及び第２係合手段(25)は、第１手段(3)に対する吸引先端部(6)の軸方向位置が吸引先端部(6)の長手方向の軸（Ａ）の回りの及び／又は前記軸（Ａ）に沿った吸引先端部(6)の動きに応じて調整可能となるように、形成されている。
Patent JP-2014527258-A (JP)
Title: 光導波路
IPC: F21Y101/02
Filed: 2012-06-28
Abstract: 開示されている実施例は、光導波路１００ａ、及びこのような光導波路１００ａを含む照明器具７００に関する。前記光導波路１００ａは、少なくとも１つの発光ダイオード２１０を有する光源２００から第１方向５００に発される光を案内する。前記光導波路１００は、前記光の大部分を第２方向６００に向け、前記第１方向５００は、前記第２方向６００と等しくない。前記光導波路１００ａは、円錐の形状を持つ円錐部１１０ａを有し、前記円錐部１１０ａの中心軸１２０は、前記第１方向５００にある。前記光導波路１００ａは、元々、高輝度放電ランプ又はハロゲンランプ用に製造されている反射器８００と一緒に用いられることができ、前記光導波路１００ａのために、前記反射器８００は、少なくとも１つの発光ダイオード２１０の形の光源２００と一緒に用いられることができる。
Patent JP-2014520807-A (JP)
Title: 免疫原性組成物およびその使用
IPC: C12N15/09
Filed: 2012-07-06
Abstract: 本発明は、ＲＮＡ成分とポリペプチド成分とを含む免疫原性組成物に一般的に関する。２つの異なる形態にある抗原エピトープ（病原体に由来する第１のエピトープであって、ＲＮＡによりコードされる形態にあるエピトープ；および同じ病原体に由来する第２のエピトープであって、ポリペプチド形態にあるエピトープ）を送達する免疫原性組成物は、病原体に対する免疫応答を誘発するのに有効である。本発明はまた、ＲＮＡベースの初回刺激組成物と、ポリペプチドベースの追加刺激組成物とを含むキットにも関する。キットは、初回刺激組成物および追加刺激組成物の逐次投与のために使用することができる。
Patent JP-2014524807-A (JP)
Title: 回転前進式カテーテル挿入システム
IPC: A61B1/00
Filed: 2012-02-02
Abstract: 体内通路にアクセスする装置は、体内通路の中に延在するように構成されている挿入部を含む内視鏡と、内視鏡を収容するように構成されているルーメンを含むドライブチューブと、ドライブチューブの外壁に配置され、ドライブチューブの回転がドライブチューブを内視鏡と共に通路に沿って移動させるように構成されている螺旋状ねじと、電源により発生させられた回転運動を伝達するように構成されている可撓性ドライブシャフトと、内視鏡に配置され、内視鏡に対して相対的にドライブチューブを回転させるように構成されている回転可能な駆動環と、を含み、回転可能な駆動環は、ステータと、ステータの周りで回転可能であり、ドライブチューブに着脱可能に連結されているロータと、ドライブチューブを回転させるために可撓性ドライブシャフトからロータに回転運動を伝達するように構成されている回転歯車と、ステータとロータとの間に配置されている防水シールとを含む。