baber/WOPTO huggingface dataset:
Patent JP-2014528995-A (JP)
Title: 優れた広域スペクトル抗微生物活性および高い選択性を有するカチオン性ペプチド多糖類
IPC: A61P31/04
Filed: 2012-10-03
Abstract: 本開示は、式Ｉで表されるカチオン性ペプチド多糖類を提供し、該多糖類は、細菌のペプチドグリカンを模倣した構造を有し、臨床的に重要な細菌および真菌に対して、傑出した広域スペクトル活性を示す。微生物の細胞壁成分を有するこれらの化合物の構造的な親和性により、細胞膜への通過が促進され、優れた抗微生物活性が生じ、高い選択性が記録される。
Patent JP-2014531020-A (JP)
Title: 癌のマーカーとしてのｂｉｎ１の発現
IPC: A61P15/00
Filed: 2012-09-28
Abstract: 癌について患者をスクリーニングするための方法を提供する。方法は、対象から血液試料を得ることと、該試料中のエクソン１２ａを含むブリッジングインテグレーター１（ＢＩＮ１）アイソフォームのレベルを決定することとを含む。任意選択的に、方法は、試料中の１２ａ＋／１３− ＢＩＮアイソフォーム（エクソン１２ａを含むが、エクソン１３は欠落している）のレベルを決定することを含む。血液試料中の高いレベルの１２ａ＋（例えば、１２ａ＋／１３−）ＢＩＮ１アイソフォームは、対象が癌を有することを示唆する。また、対象における癌治療薬の有効性を決定するための方法と、癌を治療する方法も提供される。ヒト１２ａ＋ ＢＩＮ１に選択的に結合する単離された抗体はまた、１２ａ＋／１３− ＢＩＮ１アイソフォームを決定するためのキットも同様に提供される。【選択図】図７
Patent JP-2014534566-A (JP)
Title: 光拡散型光ファイバを用いて光反応を実施するためのシステム及び方法
IPC: F21K2/06
Filed: 2012-10-01
Abstract: 少なくとも１本の光拡散型光ファイバからの散乱化学光を用いて光反応性材料において光反応を実施するためのシステム及び方法が開示される。システム及び方法は、光反応性材料に対して光拡散型光ファイバを配する工程を含む。光拡散型光ファイバは、ガラスコア、周囲クラッド及び、ガラスコア内またはコア−クラッド境界に配された、ナノサイズ構造を有する。ナノサイズ構造は、化学光源から光散乱型光ファイバ内を進む誘導化学光を散乱するように構成される。散乱化学光は、光反応性材料の全体にわたって供給され、光反応性材料の全体にわたって光反応をおこさせる。
Patent JP-2014532983-A (JP)
Title: 照明用有機電子デバイス
IPC: H01L51/50
Filed: 2012-10-19
Abstract: アノード、正孔輸送層、発光層、電子輸送層、およびカソードを含む有機電子デバイスが提供される。発光層は、少なくとも１種類の第１のエレクトロルミネッセンス材料を含み、電子輸送層は、少なくとも１種類の電子輸送材料および少なくとも１種類の第２のエレクトロルミネッセンス材料を含む。本発明のデバイスは白色光発光を示す。
Patent JP-2014532797-A (JP)
Title: 複合ロウソク芯を製造するシステムおよび方法
IPC: C11C5/00
Filed: 2012-11-07
Abstract: 複合ロウソク芯を製造するためのシステムおよび方法は、綿芯および木材芯を実質的に同一の速度で供給するための機構を含む。木材芯は、芯周囲のワックスコーティングの溶融を引き起こすために加熱され、圧力は、圧縮ホイールおよび芯材料を運搬する駆動ベルトを通ってこれらの芯材料に印加される。いったん圧力が印加されて複合芯が形成されると、これらの芯は、切断刃が芯をその所望の長さに切断する切断管を通って送られる。【選択図】図１
Patent JP-2014532566-A (JP)
Title: 超合金のプロジェクション抵抗溶接
IPC: F02C7/00
Filed: 2012-10-17
Abstract: 超合金構成部材は、１つの構成部材（４０）に形成された穴（４４）を、接触面に沿って別の構成部材（５０）に形成された対応する突出部（５２）とはめ合わせることによって接合される。構成部材は、接触面に沿って圧縮され、互いに抵抗熱溶接される。接触面に沿って局所的な溶融が生じるまで、選択された流量及び適用時間で構成部材の間に電流が流され、構成部材は互いに対して互いに固定される。超合金材料構成部材の損傷した表面部分を修理する場合、損傷した部分は、穴を形成するために除去される。修理スプライスは、好適には同様の機械的構造特性を有する同じ材料から形成されており、対応する穴輪郭に合致する輪郭を備えた係合突出部を有する。スプライスとサブストレートとは、接触面に沿って局所的な溶融が生じるまで圧縮圧力下で抵抗加熱溶接され、これにより、スプライスとサブストレートとは相互に固定される。
Patent JP-2015500167-A (JP)
Title: 後部ウィンドウのローラブラインドシステム
IPC: B60J3/00
Filed: 2012-12-03
Abstract: 本発明は、自動車（１００）の後部ウィンドウ（１０２）を覆うローラブラインドシステム（１０）に関する。ローラブラインドシステム（１０）は、主軸（２）を中心に回転可能なローラブラインドシャフト（５０）と、可撓性を有するシート状の構造体（５４）と、を含むローラブラインドを備える。面状形成物（５４）は、収納状態ではローラブラインドシャフト（５０）に巻き取られ、機能状態では少なくとも部分的にローラブラインドシャフト（５０）から巻き出される。ローラブラインドシステム（１０）は、自動車（１００）の後部領域に配置された局所的な棚（２０）を備え、上記の棚（２０）は、前方及び後方の２つの棚部分（２０ａ，２０ｂ）を含み、２つの棚部分（２０ａ，２０ｂ）の各々は、棚（２０）の一部分を形成するとともに、通過スロット（２４）によって互いに分離され、シート状の構造体（５４）は、収納状態から機能状態に移行する間に通過スロット（２４）を通って移動する。本発明によれば、２つの棚部分（２０ａ，２０ｂ）が槽状体（３０）を介して互いに結合され、ローラブラインドシャフト（５０）が、槽状体（３０）の内側に配置されるとともに、軸受ブロック（５２）によって回転可能に支承され、軸受ブロック（５２）が、槽状体（３０）に同様に固定されるか又は槽状体（３０）の一体的部分とされる。
Patent JP-2015500937-A (JP)
Title: 電気加熱可能なハニカム体用の支持ピン
IPC: B01D53/86
Filed: 2012-12-11
Abstract: 本発明は、電気加熱可能なハニカム体（３）を第１ハニカム体（２）に支持するための支持ピン（１）に関し、支持ピン（１）は、第１端部領域（５）と、第２端部領域（６）と、中間領域（７）と、を有し、支持ピン（１）は、電気非伝導性セラミック材料から成るコア（８）と、少なくとも１つの端部領域（５；６）上に金属化された表面（４）と、少なくとも３ｍｍ（ミリメートル）、望ましくは５〜１５ｍｍの長さの電気非伝導性の中間領域（７）と、を有する。本発明による支持ピン（１）は、とりわけ自動車の、内燃エンジンの排ガス処理システムにおいて電気加熱可能なハニカム体を固定するのに、特に適している。電気加熱可能なハニカム体に、より高い電圧、例えば４８Ｖを使用する場合に、同時の確実な保持と振動の抑制とともに、こうして良好な電気絶縁が煤粒子を運ぶ排ガスシステムにも保証される。【選択図】図１
Patent JP-2016125935-A (JP)
Title: Phase discrimination support device of ac three phase electric path, and phase discrimination device, and method
Inventor: OGIWARA YOSHINORI
IPC: G01R31/02
Filed: 2015-01-06
Abstract: PROBLEM TO BE SOLVED: To accurately discriminate which phase of the AC three-phase of the power source side corresponds to an AC three-phase of a load side without requiring a synchronizing device for synchronizing the voltage of each phase.SOLUTION: A surge signal is generated in an AC three-phase electric path where the surge signal is injected into the path from a surge signal generation device 17, and measuring devices 18a and 18b installed at two places where it is desired to check which phase is the AC three-phase of the electric path measure the surge signal generated by the surge signal generation device 17, and measure a voltage waveform of the electric path. A recording device 19 records the surge signal measured by the measuring devices 18a and 18b and the voltage waveform. An output device 20 outputs the surge signal and the voltage waveform recorded in the recording device 19.SELECTED DRAWING: Figure 1
Patent JP-2015099374-A (JP)
Title: Image forming apparatus
Inventor: NISHIKAWA SATOSHI
IPC: G03G21/00
Filed: 2015-01-07
Abstract: PROBLEM TO BE SOLVED: To provide a recording medium conveying device that can suck the air without affecting the appearance of the device to cool recording media.SOLUTION: A conveying unit 112 has a heat receiving belt 116 and a pressing belt 130, a third door 25, an introduction port 131A that is provided at a lower part of the third door 25 to take in the outside air, and a door side duct 131. The conveying unit 112 further has a supply port 131B that is formed at an upper part of the door side duct 131, an exhaust duct 121 through which the air from the supply port 131B flows, and an exhaust fan 128 that exhausts the air inside the exhaust duct 121. Here, when the conveying unit 112 cools a sheet member P, the conveying unit 112 sucks the air from the introduction port 131A at the lower part of the third door 25 and does not suck the air from the front side of the third door 25, so as to suck the air without affecting the appearance of the conveying unit 112 to cool the sheet member P.
Patent JP-2016131119-A (JP)
Title: Component unit, fusible link unit, and fixing structure
Inventor: ONODA SHINYA
IPC: H01H85/20
Filed: 2015-01-14
Abstract: PROBLEM TO BE SOLVED: To provide a component unit capable of absorbing the tolerance, and fixing a component in stable state, and to provide a fusible link unit and a fixing structure.SOLUTION: In a fusible link unit 2, a case 20 has a case side locking parts 22a, 22b for fixing a fusible link 30 by locking to the fusible link 30, and the fusible link 30 has fusible link side locking parts 35a, 35b locking to the case side locking parts 22a, 22b. The fusible link side locking part 35a on one side in a longitudinal direction Y is provided closer to a connected position 311a of a bus bar 40 than the fusible link side locking part 35b on the other side in the longitudinal direction Y, and a clearance dimension L1 of the fusible link side locking part 35a and the case side locking part 22a in a vertical direction X is set larger than a clearance dimension L2 of the fusible link side locking part 35b and the case side locking part 22b in the vertical direction X.SELECTED DRAWING: Figure 2
Patent JP-2016123831-A (JP)
Title: Drying preventive apparatus assembly unit for moistening face during sleeping
Inventor: OKUYAMA TAKAYUKI
IPC: F24F6/04
Filed: 2015-01-07
Abstract: PROBLEM TO BE SOLVED: To protect the whole face from drying during sleeping in a dry season, though an installment of a humidifier as a method for moistening a room during sleeping in a dry season needs much monetary burden, the humidifier needs regular care and requires work, the methods such as hanging wet towel or the like in a room and placing a container filled with hot water or water are tried but makes no effect for preventing the whole face, the mouth, the throat and the nose from drying directly, it is hard to breathe while wearing a mask during sleeping and sometimes the mask comes off without noticing in the meantime.SOLUTION: A body bottom part is formed by jointing two three-way joints and five pipes. A body upper part is formed by jointing two two-way joints and three pipes. A three-dimensional structure body is finished by jointing the bottom part and the upper part with the two-way joint. The top is covered with a wet towel. Thus, a drying preventive apparatus assembly unit for moistening the face during sleeping is structured.SELECTED DRAWING: Figure 1
Patent JP-2016139271-A (JP)
Title: Computation processing system and control method of computation processing system
Inventor: MURAKAMI TAKEO
IPC: G06F9/50
Filed: 2015-01-27
Abstract: PROBLEM TO BE SOLVED: To reduce an amount of processing of a main processor, as meeting restrictions of responce time with respect to processing by the main processor, and to allow power consumption to be reduced.SOLUTION: A computation processing system has: a first processor 1; a second processor 2; a communication bus 4 that connects the first processor to the second processor; a communication bus delay monitoring unit 16 that observes a delay time in the communication bus, and obtains a bus use rate; and off-road determination/instruction units 12 and 22 that implement an off-road determination and instruction of input processing on the basis of the observed bus use rate.SELECTED DRAWING: Figure 6
Patent JP-2016137094-A (JP)
Title: Washing and drying machine
Inventor: KAWAMURA KEIZO
IPC: D06F58/10
Filed: 2015-01-28
Abstract: PROBLEM TO BE SOLVED: To provide a washing and drying machine which has a drying function in which drying finish is good by suppressing occurrence of wrinkles and in which power consumption is reduced by improving drying efficiency.SOLUTION: A washing and drying machine includes: a washing tub; a rotary vane provided at a bottom part of the washing tub; an outer tub including the washing tub and storing washing water; a drive mechanism for rotationally driving the washing tub and the rotary vane; and a drying mechanism for blowing air into the washing tub. A blowout port for blowing out warm air is provided from the drying mechanism to the upper part of the washing tub. A tip of the blowout port protrudes from a fixing surface of the blowout port, and an air passage is formed around the blowout port. In the washing tub, a cover or an annular protrusion is provided, which has substantially the same height as a blowout port tip or which further protrudes more onto the inner side of the washing tub from the blowout port tip.SELECTED DRAWING: Figure 2
Patent JP-2016139556-A (JP)
Title: Solid oxide fuel cell device
Inventor: TANAKA SHUHEI
IPC: H01M8/12
Filed: 2015-01-28
Abstract: PROBLEM TO BE SOLVED: To suppress heat in a fuel battery cell housing container from being radiated to the outside at shutdown stop or at blackout stop.SOLUTION: A solid oxide fuel cell device 1 comprises: a fuel battery cell housing container 8; a vacuum insulation layer 7 provided so as to cover an external surface of the fuel battery cell housing container 8 and provided with a heat bridge generation unit at a portion thereof; a modification unit 94; a combustion unit 10a; a fuel supply device 38; a water supply device 28; an oxidant gas supply device 45; and a controller 106. A passage through which an oxidant gas and/or water flows is formed so as to cool the heat bridge generation unit. The solid oxide fuel cell device further comprises a first auxiliary heat insulating material 131 and a second auxiliary heat insulating material 132 provided between the vacuum insulation layer 7 and the fuel battery cell housing container 8. This suppresses heat in fuel battery cell housing container 8 from being radiated to the outside via the heat bridge generation unit in power generation stop mode in which supply of water and the oxidant gas is stopped.SELECTED DRAWING: Figure 2
Patent JP-2016125047-A (JP)
Title: Bio-lubricating metalworking fluid free of oils and emulsifiers
Inventor: JOHN CARLOS SOPRANA
IPC: C10M107/36
Filed: 2015-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a bio-lubricating metalworking fluid free of oils and emulsifiers.SOLUTION: There is provided a composition of bio-lubricating fluids for machining operations, free of oils and emulsifiers, that have a high refrigeration and lubricating property with synergetic association of water, biopolymers and proper additives, endowing the product with biodegradability. The composition comprises 0.01 to 5.0%w/w of a biopolymer, 0.5 to 25.0%w/w of an anticorrosive additive, proper amount (qsp) of water, and additives that depend on the application of the biolubricating fluid, which are anticorrosive, biocidal, antifoaming, extreme pressure, pH controlling, complexing, and other additives.SELECTED DRAWING: None
Patent JP-2015083257-A (JP)
Title: Game machine
Inventor: AOKI HAJIME
IPC: A63F7/02
Filed: 2015-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of restoring fraud notification quickly when detecting fraudulence thereafter, even when the fraud notification is terminated due to occurrence of an unexpected event.SOLUTION: A sub control circuit, when a command input port receives a radio wave detection command from a command output port of a main control circuit, performs fraud notification by a sub CPU, and continues the fraud notification until the power supply of the sub control circuit is turned OFF. Even when the power supply of the sub control circuit is turned OFF and the fraud notification by the sub CPU is terminated, when a main CPU detects fraudulence by using radio waves, and the radio wave detection command is transmitted toward the sub CPU and an external terminal board from the command output port, the sub control circuit receives the radio wave detection command by the command input port, and starts the fraud notification again by the sub CPU.
Patent JP-2016015465-A (JP)
Title: Multilayer ceramic capacitor
Inventor: KANZAKI TAISUKE
IPC: H01G4/30
Filed: 2015-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a multilayer ceramic capacitor which enables the materialization of the arrangement of an internal electrode in a thin layer form while suppressing the decrease in coverage owing to the internal electrode.SOLUTION: A multilayer ceramic capacitor comprises: a dielectric layer including, as a primary component, a perovskite compound including Ba and Ti and optionally Zr and Hf; and an internal electrode having an average thickness of 0.5 μm or less. In the dielectric layer, a Mg component is controlled to be in a range given by 0≤Mg≤0.4(pts.mol) to a total of 100 pts.mol of Ti, Zr and Hf. In addition, the percentage at which the Mg component is present in defective portions in the internal electrode is 20% or more. That is, the following expression holds: (Number of defective portions where Mg is present/Total number of defective portions)×100(%)≥20(%).
Patent JP-2016144840-A (JP)
Title: Pipe body antifouling jig and pipe body cutting method
Inventor: IMAICHI FUMIO
IPC: B26D3/16
Filed: 2015-02-06
Abstract: PROBLEM TO BE SOLVED: To provide a pipe body anti-fouling jig which suppresses scattering of chips produced upon the cutting of a pipe body to an inner part of the pipe body.SOLUTION: A pipe body anti-fouling jig 10 includes: a linear member 30 of which a tip 31 is inserted from one end part 73 of a pipe body 70; a porous body 20 which is made movable in the axial direction of the pipe body 70 in the pipe body 70 while causing the linear member 30 to penetrate a first through-hole 21 to be penetrated by the linear member 30, and brings an outer circumferential part 22 of the porous body into contact with an inner circumferential surface 71 of the pipe body 70; a first fastener 40 which is attached to a tip 31 side of the linear member 30 rather than the porous body 20 and suppresses the movement to the tip 31 side of the linear member 30 of the porous body 20; and a sealing member 50 which includes a main body part 59 attached to one end part 73 of the pipe body 70 on the side opposite to the tip 31 side of the linear member 30 rather than the porous body 20 to seal the one end part 73, a second through-hole 51 disposed on the main body part 59 so as to be penetrated by the linear member 30, and a supply hole 54 disposed on the main body part 59 so as to supply gas into a space 74 between the porous body 20 and the main body part 59.SELECTED DRAWING: Figure 1
Patent JP-2015128372-A (JP)
Title: Power supply device and image forming apparatus
Inventor: HAYASHIZAKI MINORU
IPC: G05F1/56
Filed: 2015-02-12
Abstract: PROBLEM TO BE SOLVED: To provide a power supply device and an image forming apparatus that implement improved efficiency in an energy saving standby mode.SOLUTION: The power supply device for producing a DC voltage from an AC power supply comprises: rectifying/smoothing means connected to the AC power supply to rectify and smooth an AC voltage; a first DC-DC converter A for converting a DC voltage from the rectifying/smoothing means to output a first DC voltage; a second DC-DC converter B for outputting a second DC voltage lower than the first DC voltage through a switching action of switching means on receipt of the first DC voltage from the first DC-DC converter; and state transition means 746 for making a transition to a state in which the output voltage of the first DC-DC converter is reduced from the first DC voltage to a third DC voltage lower than the second DC voltage and the switching means of the second DC-DC converter is driven in a continuously conductive state.
Patent JP-2016150299-A (JP)
Title: Granule spray device
Inventor: HIGASHIYA TAKASHI
IPC: A01C15/16
Filed: 2015-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a granule spray device capable of uniformly spraying granules even non-uniform granules without granule size regulation to a spraying object.SOLUTION: A granule spray device 10 spraying granules stuck to a roller surface by rotating a spray roller 20 disposed at the lower part of a granule storage tank 18 is equipped with a linear brush doctor 40 contacting along an axial direction at the peripheral surface of the spray roller 20. In the brush doctor 40, the hair tip of a brush faces toward the rotation direction of the spray roller 20 and the side surface of the tip part of the brush is inclined and brought into contact with the peripheral surface of the spray roller 20.SELECTED DRAWING: Figure 2
Patent JP-2016151234-A (JP)
Title: Holding material for exhaust emission control device
Inventor: NONOYAMA TOMOKI
IPC: D04H1/4209
Filed: 2015-02-18
Abstract: PROBLEM TO BE SOLVED: To provide, as its main object, holding material for exhaust emission control device showing its easy winding around an exhaust emission processing body and easy installation between the exhaust emission processing body and a casing while reducing an amount of organic binder.SOLUTION: This invention relates to holding material for exhaust emission control device comprising a main body part of which shape as seen from its top plan view is rectangular, a first fitting part arranged at one end of the main body part, a second fitting part arranged at the other end of the main body part and fitted to the first fitting part and inorganic fiber molding containing organic binder and the problem described above is solved by providing the holding material for exhaust emission control device in which an average inclusion amount of the organic binder at the first fitting part and the second fitting part is larger than an average inclusion amount of the organic binder at the main body part.SELECTED DRAWING: Figure 1
Patent JP-2016154276-A (JP)
Title: Image projection device and control program therefor
Inventor: FUNADA MASAHIRO
IPC: G03B21/00
Filed: 2015-02-20
Abstract: PROBLEM TO BE SOLVED: To avoid an abnormal projection while reducing the number of times of changing a shift direction when shifting a projector lens while projecting an image.SOLUTION: An image projection device displays a projection image by projecting an image light that is modulated by a light modulation element 1, through a projection optical system 2. The device comprises: shift drive means 31 for shifting the projection optical system relatively to the light modulation element in a plurality of shift directions that are orthogonal to an optical axis of the projection optical system; and control means 50, 7 and 8 for controlling the shift drive means in such a manner that the projection optical system is shifted from a starting position to a target position. The control means sets a shift processing sequence for shifting the projection optical system from the starting position to the target position in such a manner that the projection image is prevented from being chipped by the image light getting out of an image circle of the projection optical system and that the number of times of changing the shift direction is minimized, and controls the shift drive means in accordance with the shift processing sequence.SELECTED DRAWING: Figure 1
Patent JP-2016153375-A (JP)
Title: Cosmetic
Inventor: TAYA MINAMI
IPC: A61K8/25
Filed: 2015-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a cosmetic that allows the cool feeling of menthol or menthol derivatives to last, while reducing the content of the menthol or menthol derivatives.SOLUTION: A cosmetic comprises water, the cosmetic comprising menthol and/or menthol derivatives, xylitol, and two or more spherical powders having different properties.SELECTED DRAWING: None
Patent JP-2016153704-A (JP)
Title: Continuous type calcination furnace
Inventor: ITO MICHIHIRO
IPC: F27B9/02
Filed: 2015-02-20
Abstract: PROBLEM TO BE SOLVED: To perform a smooth discharging of gas also at a lower stage calcination part at a continuous type calcination furnace in which a plurality of calcination parts are laminated in a vertical direction.SOLUTION: A continuous type calcination furnace 10 has a first calcination part 12 and a second calcination part 14 laminated in a vertical direction and arranged. A second discharged gas flow passage 60 for discharging gas kept in the second calcination part has flow inlets 62a, b in the second calcination part and opened into an upper space of a second transport device 32 and a discharged gas flow passage for guiding gas flowed through the flow inlets out of a furnace body 20. The discharged gas flow passage has a first flow passage crossing with a transporting direction of the second transporting device below the first calcination part and above the second transporting device and extending in a horizontal direction.SELECTED DRAWING: Figure 2
Patent JP-2016154109-A (JP)
Title: Anode for microbial fuel cell and microbial fuel cell
Inventor: MATSUZAKA KATSUO
IPC: H01M8/02
Filed: 2015-02-20
Abstract: PROBLEM TO BE SOLVED: To provide an anode for a microbial fuel cell which enables improvement of the electricity recovery efficiency of the microbial fuel cell.SOLUTION: A microbial fuel cell includes: an anode 1; a cathode which is disposed so as to face the anode 1; and a conducting wire connecting the anode 1 with the cathod. The anode 1 for the microbial fuel cell according to the invention includes a conductive base material 11 which is used as the anode 1 and may hold a microorganism. The conductive base material 11 is formed by molding a conductive base material sheet so as to have at least one bending part 11c.SELECTED DRAWING: Figure 1
Patent JP-2016153634-A (JP)
Title: Fuel pump
Inventor: ANDO HIROYA
IPC: F02M59/10
Filed: 2015-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a fuel pump capable of preferably restricting a transmittance of lateral force of a coil spring toward a plunger.SOLUTION: A fuel pump comprises a holed disk plate 18 of which inner periphery is engaged with a groove 17 formed at a protrusion side end part 12b of a plunger 12 and having an abutment 29 connecting an inner circumference with an outer circumference, and a coil spring 19 placed between the plate 18 and a pump body to push the plate 18 toward a lifter 20. Such a plate 18 of the fuel pump is assembled into the fuel pump in such a way that the abutment 29 is positioned in a reverse direction to a direction of a lateral force Fs generated when the coil spring 19 is compressed as seen from a center axis L1 of the coil spring 19.SELECTED DRAWING: Figure 11