baber/WOPTO huggingface dataset:
Patent JP-2014505402-A (JP)
Title: リンク層セキュリティー伝送を支援する交換設備およびデータ処理方法本出願は、２０１０年１２月２０日に中国特許局に提出し、出願番号が２０１０１０５９６６６５．５であり、発明名称が「リンク層セキュリティー伝送を支援する交換設備およびデータ処理方法」である中国特許出願を基礎とする優先権を主張し、その開示の総てをここに取り込む。
IPC: H04L12/46
Filed: 2011-06-17
Abstract: 本発明は、リンク層セキュリティー伝送を支援する交換設備のデータ処理方法を開示した。当該リンク層セキュリティー伝送を支援する交換設備は、交換モジュールおよびマルチポートモジュールを備え、各ポートモジュールと交換モジュールは電気的に隣接する。前記ポートモジュールは、リンク層キー管理能力を支援し、前記交換設備と他のネットワークノード間にデータフレームを暗号化・復号する共有キーを確立する。
Patent JP-2014511343-A (JP)
Title: アクロレインの製造および青酸の製造からの排ガスを熱的に後燃焼させるための方法
IPC: C07C45/35
Filed: 2011-12-19
Abstract: アクロレインの製造の際に気相プロセスで生じる排ガスの流れ、および青酸の製造の際に気相プロセスで生じる排ガスの流れを熱的に後燃焼させるための方法であって、アクロレインの製造からの排ガスの流れと青酸の製造からの排ガスの流れとを共通の１つの熱的な後燃焼に供給することを特徴とする、前記方法。
Patent JP-2014502893-A (JP)
Title: 人工呼吸器のための電源を備えたバルブ
IPC: A61M16/20
Filed: 2011-12-09
Abstract: 人工呼吸システム内の圧力を制御するバルブ（１００）が開示される。このバルブは、電磁石（１０５，１０６）と、この電磁石に接続されたシャフト（１０７）と、このシャフトに接続されたダイヤフラム（１１０）とを備え、電磁石は、入力に基づいてダイヤフラムに力を加える。人工呼吸システムは、患者回路（２０４）に接続された人工呼吸器（２００）と、人工呼吸システム内の圧力を制御するバルブ（１００）と、このバルブに接続されるとともに入力をバルブに提供するように構成された制御装置（２０６）とを含む。
Patent JP-2014509892-A (JP)
Title: スポーツトレーニング相互認知システムおよび方法
IPC: A63B71/06
Filed: 2012-02-15
Abstract: 高度な行動認識技能を教授するための方法によれば、シミュレーションされたスポーツシナリオをユーザ向けに画面に表示して、シナリオに対して応答するようにユーザに質問を出す。ユーザのシナリオに対する応答は、予め定められた高度な活動認識技能基準に照らして評価され、スポーツ関連スコアが求められる。求められたスポーツ関連スコアは、ユーザに対して表示され、データベースが更新される。 【選択図】  図２９
Patent JP-2014506850-A (JP)
Title: 自転車ブレーキ装置
IPC: F16D66/00
Filed: 2012-01-30
Abstract: 【課題】良好な電気的接触効果によって警告信号を生じる自転車ブレーキ装置を提供する。 【解決手段】自転車ブレーキ装置は、制動部材（２０）と、制動部材（２０）に配置された警告部材（２２）と、警告部材（２２）に電気的に接続された給電部材（２４）と、制動部材（２０）に内蔵された二つの導通部材（２６）とを備える。導通部材（２６）は警告部材（２２）および給電部材（２４）に電気的に接続され、一端が制動部材（２０）の表面に露出する。制動部材（２０）はブレーキキャリパの制御を受け、外部に露出した導通部材（２６）の一端をホイールリムまたはブレーキ板に強制接触させ、制動部材（２０）の内部回路を導通させると、警告部材（２２）は警告信号を生じ、警告効果を果たすことができる。 【選択図】  図３
Patent JP-2014505957-A (JP)
Title: 地理的領域及び派生動作に及ぶセンサーデータのルールに基づく管理のためのシステム及び方法
IPC: G06F21/62
Filed: 2012-02-03
Abstract: 本開示は、情報収集方法に関する。情報収集方法は、荷物のロケーションを識別するステップを含み、そのロケーションは、データ収集に関する一つ以上のロケーションベースの制限に関連付けられている。情報収集方法はまた、その一つ以上のロケーションベースの制限に従って、その荷物に関連付けられたセンサー収集可能データへのアクセスを制限するステップも含む。 【選択図】図２
Patent JP-2014507244-A (JP)
Title: 長さが調節可能な仕切り
IPC: A47B88/20
Filed: 2011-07-01
Abstract: 【課題】  本発明は、少なくとも二つ以上のパネルからなり、相互重畳して拡張または収縮が可能であり、両端部の支持部材を利用して収納箱の内側壁面に支持され、多様なサイズの収納箱に自由に使用できる長さが調節可能な仕切りに関する。 【解決手段】本仕切りは、長さが調節可能な仕切りは、第１パネル、第１パネルと少なくとも一部が重畳し、スライド接触する第２パネル、第１パネルと前記第２パネルのうち何れか一つに形成され、第１パネルと第２パネルのスライド移動の方向と平行な方向に配列された複数の第１ギア歯を含む第１レール部、第１パネルと第２パネルのうち残りの一つに第１レール部に対応する位置に形成され、第１ギア歯に挿入される第１固定突起と第１固定突起が第１ギア歯に挿入されるように弾性力を提供する第１弾持部を含む第１ストッパを含み、第１パネルと第２パネルの重畳区間を調節して長さが調節される。
Patent JP-2014513592-A (JP)
Title: 開封明示クロージャー手段を備えた薬物送達デバイス
IPC: A61M5/24
Filed: 2012-03-15
Abstract: 本発明は、注射を通して薬剤の用量を投与するための薬物送達デバイスに関し、本デバイスは：薬剤で少なくとも部分的に充填され、そして中に摺動可能に配設されたピストンによって密封されるカートリッジを受けるためのハウジング（１２、１４）、遠位方向（３２）に変位してカートリッジのピストンと操作可能に係合するピストンロッドを有する駆動機構、駆動機構と操作可能に係合して、駆動機構の用量投薬動作を準備し及び／又は開始する作動手段（１６）、及び作動手段（１６）の作動を妨げるように適合される保護部材（１８；３８）を含み、ここで、保護部材（１３；３８）は破れやすいシール（２０；４０）によって、ハウジング（１２、１４）に開放可能に連結される。 【選択図】図２
Patent JP-2014111145-A (JP)
Title: Active canula for bio sensing and surgical treatment
Inventor: WEBSTER ROBERT JAMES
IPC: A61B19/00
Filed: 2014-01-06
Abstract: PROBLEM TO BE SOLVED: To provide a surgical suture needle or an active canula capable of following a complicated route passing a cavity and tissue in a patient's body.SOLUTION: An active canula 102 includes a plurality of overlapping flexible tubes 110, 115 and 120. Each of the tubes has previously formed curvature and predetermined flexibility. Each of the plurality of flexible tubes is selected on the basis of the predetermined curvature and flexibility so as to give an overlapping structure for providing a combination of overlapping flexible tubes which form a predetermined shape substantially matching a desired route passing the interior of the patient's body. The respective parallel movements and angular directions of the flexible tubes are independently controlled to guide a surgical suture needle along a desired route in the interior of the patient's body.
Patent JP-2014137064-A (JP)
Title: Methods and systems for operating gas turbine engines
Inventor: FABIEN THIBAULT CODRON
IPC: F02C7/228
Filed: 2014-01-10
Abstract: PROBLEM TO BE SOLVED: To provide a simplified and cost effective fuel system that prevents a flow of hot combustion gases between combustors and an idle fuel circuit.SOLUTION: A fuel delivery system comprises a primary fuel circuit configured to continuously supply fuel to each of a plurality of combustor assemblies during a first mode of operation and a second mode of operation. At least one secondary fuel circuit of the fuel delivery system is configured to supply fuel to each of the plurality of combustor assemblies during the second mode of operation. The secondary fuel circuit includes at least one isolation valve coupled in flow communication with each of the plurality of combustor assemblies. The at least one isolation valve facilitates preventing fluid flow upstream into the secondary fuel circuit during the first mode of operation. The fuel delivery system, using the isolation valve, replaces a purging system in the gas turbine engine.
Patent JP-2015132499-A (JP)
Title: current sensor
Inventor: NAKAYAMA WATARU
IPC: G01R15/20
Filed: 2014-01-10
Abstract: PROBLEM TO BE SOLVED: To provide a technology of measuring a current of one of a plurality of bus bars extended in parallel, while improving SN ratio of a magnetoelectric transducer.SOLUTION: A current sensor 100 includes a first bus bar 3a to be measured, a second bus bar 2a not to be measured, which is extended in parallel with the first bus bar and has a thin and long cross section, and a magnetoelectric transducer 5. A magnetic sensitive surface 5a of the magnetoelectric transducer 5 faces a wide side face of the second bus bar 2a. A plane including the magnetic sensitive surface 5a is arranged to cross a side face of the first bus bar 3a. The second bus bar 2a is larger in lateral width at both ends than in the longitudinal center.
Patent JP-2015131612-A (JP)
Title: Solar cell panel for vehicle
Inventor: SHIRAI YASUHIRO
IPC: B62D25/06
Filed: 2014-01-15
Abstract: PROBLEM TO BE SOLVED: To provide a solar cell panel for a vehicle which may be used as a roof panel of the vehicle.SOLUTION: A solar cell panel 1 for a vehicle is attached to a vehicle Ve including roof rails 2 to which a roof panel is attached. In the solar cell panel 1 for the vehicle, a side edge part 1c forming at least a part of the solar cell panel 1 is folded to the rear surface side 1b opposite to a light receiving surface 1a to form a flange part 9. The flange part 9 is attached to the roof rail 2 of the vehicle Ve thereby forming the roof panel of the vehicle Ve with the solar cell panel 1 for the vehicle.
Patent JP-2015135360-A (JP)
Title: Projector
Inventor: NAGATSU TAKURO
IPC: G03B21/16
Filed: 2014-01-16
Abstract: PROBLEM TO BE SOLVED: To provide a projector capable of efficiently cooling a cooling object in various attitudes.SOLUTION: A projector 1 is provided with a cooling unit. The cooling unit comprises: a heat receiving section 51 receiving heat of a cooling object; a heat pipe 54 having an interior section 54A storing working fluid therein, receiving heat of the heat receiving section 51 and vaporizing the working fluid and extension sections 54B and 54C where vapor of the working fluid is condensed; and a heat sink 53 being provided on the extension sections 54B and 54C so as to enable heat conduction. In a first installation attitude of the projector 1, a second installation attitude thereof obtained by changing an angle of an optical axis of a projection lens with respect to a horizontal plane Hp in the first installation attitude to one direction by a first predetermined angle and a third installation attitude thereof obtained by changing the angle of the optical axis to the other direction by a second predetermined angle, at least one of the extension sections 54B and 54C is positioned at an upper side of the interior section 54A.
Patent JP-2015137808-A (JP)
Title: Gas cooking stove
Inventor: CHITA SUKEAKI
IPC: F24C3/08
Filed: 2014-01-22
Abstract: PROBLEM TO BE SOLVED: To provide a gas cooking stove which suppresses broth which goes down a rear surface of a top plate attaching to an operation part provided at a front surface part of an apparatus body.SOLUTION: A gas cooking stove includes: a cooking stove burner 2 having a flame hole 25; an apparatus body 10 for accommodating the cooking stove burner 2; a top plate 11 for covering a top surface of the apparatus body 10; and an operation unit 17 provided at a front surface part of the apparatus body 10. The top plate 11 includes: a burner insertion opening 11a in which the cooking stove burner 2 is inserted; and an opening peripheral part 12 which is formed by the periphery of the burner insertion opening 11a protruding upward. A boiling-over cover 4 for receiving broth entering from the a peripheral gap 11b formed between the cooking stove burner 2 penetrating the burner insertion opening 11a and the opening peripheral part 12 is provided inside the apparatus body 10. A guide cover 5 is provided for receiving the broth going through a rear surface 11c of the top plate 11 and guiding it to the boiling-over cover 4 at a height position which is a lower side of the top plate 11 and an upper side of the operation unit 17.
Patent JP-2015140863-A (JP)
Title: Centrifugal cancellation structure of power transmission clutch for automatic transmission
Inventor: OGAUCHI YASUHIRO
IPC: F16D25/0638
Filed: 2014-01-29
Abstract: PROBLEM TO BE SOLVED: To provide a centrifugal cancellation structure of a power transmission clutch for an automatic transmission, capable of always holding a working medium in a centrifugal cancellation chamber without using an oil pump, and capable of improving fuel economy.SOLUTION: A centrifugal cancellation structure (46) of a power transmission clutch for an automatic transmission comprises: an input shaft (14) to which power generated by an engine (2) is input; a transmission mechanism (16) disposed around the input shaft (14); a power transmission clutch (18, 22) including an engagement hydraulic chamber (58) to which a working fluid is supplied, an engagement piston (56) having a pressure reception surface (56c) for a hydraulic pressure by this working fluid, and a centrifugal cancellation chamber (64) provided on an opposite side to the engagement hydraulic chamber (58) across the engagement piston (56) along an extension direction of the input shaft (14); and a deformable hermetic boxy (68) provided in the centrifugal cancellation chamber (64), having a smaller volume than a volume of the centrifugal cancellation chamber (64) at a time of engagement of the power transmission clutch (18, 22), having a fluid medium filled therein.
Patent JP-2015142443-A (JP)
Title: Work machine
Inventor: TAKASHIMA MASAHIKO
IPC: H02K11/00
Filed: 2014-01-29
Abstract: PROBLEM TO BE SOLVED: To provide a work machine 1 on which a brushless motor 10 with a self-cooling fan 13 is loaded, which can protect a control substrate 28 for changing polarity of a driving current of the motor 10 from moisture, and which has excellent cooling properties of the control substrate 28.SOLUTION: In the work machine 1, a passage 24 for intake air flow by the self-cooling fan 13 is partitioned from a passage 23 of exhaust stream, and the intake air passage 24 includes a substrate cooling air passage 30 reaching from a suction port 25 opened toward the outward of the work machine 1 to the control substrate 28. The work machine is formed so that the suction port 25 is opened sideways or downward, and the substrate cooling air passage 30 reaches the control substrate 28 after extending upward from the suction port 25.
Patent JP-2015141162-A (JP)
Title: Liquid level detector
Inventor: IRYO HIROYUKI
IPC: G01F23/38
Filed: 2014-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a liquid level detector allowing check for displacement of a magnet built in a holder.SOLUTION: A liquid level detector F comprises: a holder 2 that rotates on the basis of displacement of a float caused by fluctuation in the liquid level; a disk magnet 2a that is fixed on the holder 2 and rotates together with the holder 2; and a magnetic detection element 3 that detects a magnetic change caused by the rotation of the magnet 2a. The holder 2 has a hole 2c in which a part of the magnet 2a is exposed.
Patent JP-2015145247-A (JP)
Title: Content ejection prevention container
Inventor: KASE MAI
IPC: B65D51/24
Filed: 2014-01-31
Abstract: PROBLEM TO BE SOLVED: To provide a content ejection prevention container which can suitably prevent ejection of content having relatively high viscosity upon cap opening and is excellent in sealability.SOLUTION: An elastic deformation part (30) which performs volume reduction or restoration deformation is disposed on a container (1) and a pressing piece (24) which presses or compresses the elastic deformation part (30) is disposed on a cap part (20). When opening the cap part (20), the elastic deformation part (30) starts deformation before an injection port (11a) of a middle cap part (10) is closely sealed and completes the deformation at the same time that the injection port (11a) is closely sealed or a little later or a little earlier than the injection port (11a) is closely sealed. On the other hand, when opening the cap part (20), the elastic deformation part (30) starts to restore to an original shape at the same time that the injection port (11a) is opened or a little earlier or a little later than the injection port (11a) is opened.
Patent JP-2015145173-A (JP)
Title: steering wheel
Inventor: ALEXANDER HOCK
IPC: B62D1/04
Filed: 2014-02-03
Abstract: PROBLEM TO BE SOLVED: To provide a steering wheel capable of expanding a band of a vibration frequency which can be adjusted, and improving a vibration isolating effect.SOLUTION: A steering wheel 1 has a core metal 2 for forming a frame of the steering wheel 1, an airbag module 3 disposed at a center part of the steering wheel 1, and a damper 4 disposed between the core metal 2 and the airbag module 3, fixed to the core metal 2, and supporting the airbag module 3 slidably to the core metal 2. The damper 4 can be disposed under the airbag module 3 within a limited space of the steering wheel 1. The height position of a gravity center of the airbag module 3 and the installation height of the damper 4 can be separated maximally. A band of an adjustable vibration frequency can be expanded, and a vibration isolating effect of the damper 4 can be improved.
Patent JP-2015147283-A (JP)
Title: Blast processing apparatus, and manufacturing method of stone sculpture
Inventor: MOMOTORI TOMIHIKO
IPC: B24C3/06
Filed: 2014-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a blast processing apparatus with which blast processing of stone sculpture at a site can be easily and efficiently performed by even one person while preventing dust generation.SOLUTION: A blast processing apparatus 50 comprises: an ejection fluid generation part 10 for generating an ejection fluid SA for blast processing from a projection material S and an air A; an operation part 20 for ejecting the ejection fluid SA to a workpiece W; and a recovery part 30 for sucking and recovering the residual projection material S after use and storing it. The ejection fluid generation part 10 comprises: a main tank 11 for feeding the projection material S; a projection material supply valve 12 for supplying the projection material S in the recovery part 30; compressed air feeding means 13; a mixing valve 14 for feeding the projection material S in the main tank 11; and a transport path 15 for ejection. The operation part 20 comprises a cover 21 and a window 22 provided above the cover 21, and a blast processing nozzle 16 is mounted inside the cover 21. The recovery part 30 comprises a recovery tank 31 for storing the projection material S and a transport path 32 for recovery.
Patent JP-2015151694-A (JP)
Title: Flush type toilet bowl
Inventor: KITAMURA SATOSHI
IPC: E03D5/00
Filed: 2014-02-12
Abstract: PROBLEM TO BE SOLVED: To provide a flush type toilet bowl capable of excellently washing a toilet bowl, by preventing splashing of waste water.SOLUTION: A flush type toilet bowl comprises a toilet bowl body 10 having a toilet bowl part 11 and a drainage channel 12 continuing with a downstream side of the toilet bowl part 11 and forming a drain trap 13 of the toilet bowl part 11 and the drainage channel 12, a feed water tank 20 for storing wash water supplied to the toilet bowl body 10 and a water supply passage 30 for communicating the toilet bowl body 10 and the feed water tank 20, and washes a toilet bowl by supplying the wash water stored in the feed water tank 20 to the toilet bowl body 10 via the water supply passage 30. This flush type toilet bowl comprises a feed water pump 40 provided in the water supply passage 30 and sending the wash water stored in the feed water tank 20 to the toilet bowl body 10, a rotary member 50 for arranging the whole in a submerged state in the wash water in a state where the wash water stays in a water seal part of the drain trap 13 and having a rotary body 51 for agitating and/or crushing a dirt, and a driving part 60 for driving the feed water pump 40 and the rotary member 50.
Patent JP-2015153941-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: TAKAHASHI RUI
IPC: H01L21/3065
Filed: 2014-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a method of fast and selectively etching a multilayer film including a first film and a second film which are provided on an etching stop layer, have dielectric constants different from each other and are alternately laminated.SOLUTION: This method includes the steps of: (a) supplying a first gas containing hydrogen, hydrogen bromide and nitrogen trifluoride and containing at least any one of hydrocarbon, fluorocarbon and fluorohydrocarbon into a processing container, exciting the first gas and etching the multilayer film from a surface of the multilayer film to a middle position in a direction of lamination; (b) supplying a second gas that does not substantially contain hydrogen bromide, contains hydrogen and nitrogen trifluoride and contains at least any one of hydrocarbon, fluorocarbon and fluorohydrocarbon into the processing container, exciting the second gas and etching the multilayer film from the middle position of the multilayer film to a surface of an etching stop layer.
Patent JP-2014238564-A (JP)
Title: Liquid crystal alignment agent, liquid crystal alignment film, liquid crystal display element, manufacturing method of liquid crystal alignment film, retardation film, and manufacturing method of retardation film
Inventor: KASHISHITA KOSHI
IPC: G02F1/1337
Filed: 2014-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal alignment agent that can sufficiently dissolve a polymer and form a liquid crystal alignment film through relatively low-temperature heating.SOLUTION: There is provided a liquid crystal alignment agent containing at least one polymer (A) selected from the group consisting of polyamic acid, polyimide, polyamic acid ester, and polyorganosiloxane, and a solvent including a compound (p1) represented by the following formula (1), where Rto Rare each independently a linear or branched hydrocarbon group having 1 to 6 carbon atoms or a group having at least one selected from -O-, -COO-, and -OCO- between the C-C bond of the hydrocarbon group.
Patent JP-2015154847-A (JP)
Title: slot machine
Inventor: OGURA TOSHIO
IPC: A63F5/04
Filed: 2014-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a slot machine that can prevent a restriction to a designing of game value grant rates in an advantageous state. 
     SOLUTION: When in a normal game state in which either one of special winning combinations of CB1 and CB2, winning is not being carried over, or in CB1 or CB2, the game becomes in a normal state in which the game cannot be controlled to AT games. Also, when in a CB1 existing inside state in which a CB1 winning is being carried over, the game becomes in a normal state in which the game cannot be controlled to the AT games too. However, in a CB2 existing inside state in which a CB2 winning is being carried over, a winning rate of a replay winning combination becomes higher than in the normal game state or in the CB1 existing inside state. In the CB2 existing inside state, the game becomes an advantageous state of an ART that can be controlled to the AT. 
     COPYRIGHT: (C)2015,JPO&INPIT
Patent JP-2015156144-A (JP)
Title: Consumption article purchase managing system, consumption article purchase managing method and program
Inventor: MEGA YASUHIRO
IPC: G06Q10/00
Filed: 2014-02-20
Abstract: PROBLEM TO BE SOLVED: To select an optimum vendor for each consumption article and supply consumption articles at a low cost. 
     SOLUTION: A consumption article purchase system 10 comprises an information collecting unit 11 and an information processing unit 12. The information collecting unit 11 collects order placement data of consumption articles input from a terminal 15 via a communication line 16. The information processing unit 12 has a memory that stores unit cost information indicating the unit cost according to the sales number of the consumption article in each vendor selling the consumption article, and selects the vendor of the consumption article on the basis of the order placement data collected by the information collecting unit 11 and the unit cost information stored in the memory. The information processing unit adds up the numbers of order placement for each consumption article on the basis of the order placement data collected by the information collecting unit 11, searches for the unit cost information in accordance with the added-up numbers of order placement, and extracts the vendor with the cheapest unit cost of the consumption article. 
     COPYRIGHT: (C)2015,JPO&INPIT
Patent JP-2015155165-A (JP)
Title: Liquid ejection device and maintenance method
Inventor: KUMAGAI MASARU
IPC: B41J2/185
Filed: 2014-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a liquid ejection device being capable of eliminating ejection failure of liquid in a liquid ejection section by performing maintenance for causing the liquid to outflow from the liquid ejection section while suppressing an increase in a maximum supply flow rate of the liquid with respect to the liquid ejection section, and further to provide a maintenance method of the liquid ejection device. 
     SOLUTION: A liquid ejection device divides a liquid ejection head having a defective nozzle such that a necessary total flow rate in one-time maintenance is equal to a maximum supply flow rate or less (S19) and performs maintenance for each divided liquid ejection head (S20 and S21) in the case where a reference total flow rate being the necessary total flow rate for all liquid ejection heads having defective nozzles being maintenance objects is greater than a maximum supply flow rate per unit time capable of being supplied to a liquid ejection section through a supply flow passage when a flow rate per unit time necessary to be discharged for eliminating ejection failure of the defective nozzle is defined as the necessary total flow rate in the liquid ejection head (second defective head ) having the defective nozzle (S16:YES). 
     COPYRIGHT: (C)2015,JPO&INPIT
Patent JP-2015159159-A (JP)
Title: Semiconductor liquid-cooled module
Inventor: ETSUMI NOZOMI
IPC: H05K7/20
Filed: 2014-02-24
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor liquid-cooled module capable of efficiently detecting leakage of a coolant at an early stage.SOLUTION: A groove part 15 is provided at a peripheral part of a housing 3 provided with a coolant passage 5 for storing a coolant 13, and a positioning protruding part 21 is provided at a rubber seal 17 which fits in the groove part 15. A cutout part 55 which is opened in an outer peripheral direction is formed at the outer peripheral side of the groove part 15 of the housing 3 so as to communicate with the groove part 15. The positioning protruding part 21 of the rubber seal 17 and detection parts 69, 71 of a liquid leakage detection sensor are provided in the cutout part 55.