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Matches 351 - 400 out of 2,463

Document Document Title
JP5717104B2  
JP2015086860A
To provide a fuel pump capable of preventing breakage of an impeller.A fitting hole 66 of an impeller to which a shaft 52 is fitted is formed by an impeller first flat surface 661 capable of being abutted to a shaft first flat surface 52...  
JP2015083815A
To provide a pump device which reduces noise, and can suppress lowering of pump efficiency by regulating a position of a rotor in a pump case by a simple configuration.In a pump device 1, a rotor 23 having a blade part 21 formed at an en...  
JP2015081572A
To provide a manufacturing method of a fuel pump which improves accuracy of central axis aligning between a housing and a stator.Forces F1, F2, F3 from a radially outward direction are allowed to act on a housing 20 before inserting a st...  
JP2015071968A
To provide an impeller capable of efficiently transmitting a pressure while suppressing pressure loss caused by collision of a fluid with blades.An impeller 10 accommodated in a cascade pump 1 rotatably around a rotating shaft, includes ...  
JP2015059432A
To provide a fuel pump which prevents breakage of a cover end for accommodating a bearing of a shaft.A cover end 40 provided in a fuel pump is configured by a base part 41, a bearing accommodation part 43, a connection part 44 and the li...  
JP2015059433A
To provide a fuel pump in which a press-fit part of a cover end and a bearing part can be cut and processed with high accuracy.A cover end 30 has a press-fit part 31 which is press-fitted inside a housing 10 on an outer edge. An impeller...  
JP2015059436A
To provide a fuel pump capable of suppressing oscillation.A discharge side cover 35 has: a first press-fit part 81 press-fitted in an end part of a second cylindrical part 22 of a housing 20; and a second press-fit part 82 press-fitted i...  
JP2015059435A
To provide a fuel pump which reduces noise generated by oscillation.At a cover end 40 provided at an end part of a housing, a bearing accommodation part 43 is provided on the inner side of the housing. The bearing accommodation part 43 h...  
JPWO2013054412A
With easy and cheap composition, generating of fault of increase of rotation resistance of an impeller, a lock of a pump room, etc. is prevented, It aims at obtaining a fuel pump which made reservation of reliability, and pump performanc...  
JP2015059480A
To quickly increase a temperature of a liquid when there is risk of the liquid in a casing coagulating.A water supply device controller 500 is an operation device for controlling an operation of a liquid supply device 1000 having: a pump...  
JPWO2013054412A1
簡単且つ安価な構成で、インペラの回転抵抗 の増大や、ポンプ室のロック等の不具合の発 生を防止して、信頼性の確保とポンプ性能維 持を両立させた燃料ポンプを得ることを...  
JP2015059434A
To provide a fuel pump which prevents corrosion of a connection terminal for receiving power from the outside.Compartments 451, 452, 453 for accommodating connection terminals 37, 38, 39 which are electrically connected to a coil of a st...  
JP2015048731A
To provide a fuel pump which can increase a vapor discharge amount of a vapor discharge hole.A fuel pump has a fuel flow passage 18 which is annularly formed corresponding to a blade groove of an impeller for raising the pressure of fuel...  
JP2015021436A
To improve assemblability .In a washer pump, first engagement pieces 70A to 70D which are engaged with an external peripheral face of the other end side of a motor are formed at a cap 60. Therefore, the cap 60 and the motor can be assemb...  
JP5651829B2  
JP5653531B2  
JP5652671B2  
JP2015004354A
To provide a fuel pump which suppresses the lowering of a flow rate caused by the generation of vapor.In a fuel pump 12, a corner E2 of a suction port 24 is formed in the vicinity of a bottom, and an inside diameter gradient from a port ...  
JP2014231796A
To provide a pump capable of preventing liquid leakage even when there is a pressure difference between a rotor chamber and the outside.In a pump 1, a rotor 3 is separated from a stator 2 by a metallic first case 6 covering the rotor 3 f...  
JP5627217B2  
JP2014206065A
To provide a fuel pump capable of reducing the electric power consumption of a drive motor.A thickness t2 of a discharge side blade 55 in the vicinity of a specific portion 53 of an impeller 30 is larger than the thickness t1 of a suctio...  
JP2014196709A
To improve it with a simple configuration that a self-priming pump performs a self-priming operation under judgment on its reliability.An operation device (invertor 30) for a self-priming pump of this invention comprises a current sensor...  
JP2014190220A
To provide a high quality and a long life pump, in a Wesco type electric well pump having a possibility of sucking up foreign substances such as sand and the like.A Wesco type pump includes: an electric motor 1; an impeller 2; a casing 3...  
JP2014173456A
To provide a technology which suppresses the lowering of the dimension accuracy of a rotating body at resin molding, in the resin-made rotating body which is used in a pump.An impeller is a resin-made rotating body which is accommodated ...  
JP2014163279A
To provide a technique that can appropriately cool a control circuit.A fuel pump 10 comprises: a pump part 30, a motor part 50 for driving the pump part 30; and a housing 2 for housing the pump part 30 and the motor part 50. The motor pa...  
JP5546469B2  
JP2014117108A
To solve such a problem that the working point of a motor for pump, required for operation of a fuel pump, is shifted and thereby the pump characteristics, e.g., the discharge rate of fuel and the required supply current, are not satisfi...  
JP5517880B2  
JP2014097449A
To provide an aeration technology related to water quality purification by aeration in a sewage treatment plant, an improvement in a water tank inner flow of the whole seafood, plant cultivation and hull friction resistance reduction.In ...  
JP5488654B2  
JP5439333B2  
JP2014034973A
To provide a cascade pump device capable of preventing leakage of a potting agent for sealing a driving coil, from a wiring outlet, while easily blocking the wiring outlet.In a cascade pump device 1, a blocking member 8 for blocking a wi...  
JP2014020322A
To provide a multistage regenerative pump capable of keeping high accuracy of lamination dimensions of impellers without increasing starting torque of a motor.The multistage regenerative pump includes: a motor part 2 comprising a motor 5...  
JP2014015793A
To provide a device which: takes in floating objects, such as spilled oil, blue-green algae, scum and trash, floating on a water surface onto a floating object recovery boat incorporating a suction pump; and recovers the floating object ...  
JP2014013029A
To provide a technique for enabling a fluid to smoothly flow in a motor part from a pump part.A fuel pump includes a pump part and a motor part. The motor part includes a rotor 54 and a stator 60 having a plurality of cores arranged mutu...  
JP5389559B2  
JP2014003809A
To provide a technique which can stably support a terminal member to a core member.A stator 60 comprises a core member 90 including a plurality of cores, each having a coil wire wound around it, arranged in parallel; and a terminal membe...  
JP2014003878A
To provide a motor which can prevent winding disruption of winding when the winding is wound to a bobbin.A first holding section 234 is formed at an end 231 in a circumferential direction of a radial direction inner side of a bobbin 23 i...  
JP5380545B2  
JP2013253492A
To provide a fuel pump capable of inhibiting deformation of a member caused by forming of a valve seat portion of a relief valve.A cover end 30 is formed in a circular plate shape and is provided to close the other end of a housing 10. A...  
JP2013253491A
To provide a fuel pump allowing machining of a press-fit portion of a cover end and a bearing portion with high accuracy.A cover end 30 is formed in a circular plate shape and has a press-fit portion 31 at an outer rim, which is to be pr...  
JP2013234630A
To provide a fuel pump for reducing a driving current of an electric motor.An electric motor 4 drives a motor shaft 501 having a D-cut shaft part 504 in a specific rotational direction R. An impeller 20 which is driven in the rotational ...  
JP5342639B2
To provide a centrifugal pump which has improved pump efficiency by smoothly discharging fluid from a flow passage groove side and an impeller chamber side of a pump chamber. The centrifugal pump 1 includes: an impeller case 4a in which ...  
JP2013540048A
The method and device for making gas and steamy air bubbles generate in a fluid medium, collapsing the air bubbles, and generating the hot spot of plasma are indicated. If the generated air bubbles are introduced and the air bubbles coll...  
JP5323061B2
A fuel pump for delivering fuel has a housing part made from a coated material. An insert made from an electrically non-conductive material, such as for example phenolic resin, is pressed into the housing part. The insert which is produc...  
JP2013215052A
To provide an assembling method for preventing a plate-like member from tilting in assembling the plate-like member having a hole to be fitted with an axis portion on an assembled body having the axis portion protruding upward.The method...  
JP2013207953A
To accurately position a motor shaft in an axial direction and improve position accuracies of impellers formed at both ends of the motor shaft.A pump device 1 includes a motor 1A for rotating an upper impeller 80A and a lower impeller 80...  
JP2013201820A
To provide a brushless motor including delta-connected stator coils in which the coils are prevented from coming in contact or interfering with each other, jumper wires are prevented from becoming tense or loose when the stator is formed...  
JP2013194610A
To provide a pump, a pump system, a method of controlling the pump, and a cooling system that prevent an impeller from becoming an obstacle of a flow channel.A pump includes: an impeller for moving fluid; a housing section that is provid...  

Matches 351 - 400 out of 2,463