| Document |
Document Title |
|
JP2024518977A |
The rotary pump (200) includes a housing (205) having an inner surface (220) defining a first fluid port (210) and a second fluid port (215) and a cavity in which a rotor (225) is located. The rotor has a housing engaging surface area (2...
|
|
JP2024517207A |
A gear pump having intermeshed gear wheels (1) surrounded by a housing with bearing journals (5, 6) arranged on a shaft axis (9), Each of the bearing journals projects laterally from said gear wheel (1) and is mounted within said housing...
|
|
JP7470522B2 |
Some embodiments are directed to a positive displacement pump having an eccentric piston, comprising a tube having a first end and a second end that is terminated by a cylinder secured to a delivery zone, the tube including an intake ope...
|
|
JP7470034B2 |
To provide an oil pump structure which can secure sealability.An oil pump structure includes: a first electric motor (MG1); an oil pump; a second electric motor (MG2); and a bearing 60. The first electric motor (MG1) has a first shaft pa...
|
|
JP2024053919A |
[Problem] To prevent interference at positions other than the meshing portion between an inner rotor and an outer rotor and to suppress oil leakage. [Solution] A preparation step in which an inner rotor 2 and an outer rotor 3 are respect...
|
|
JP2024516190A |
The present invention provides a cartridge pump that is cost effective, transportable, and safely installed. [Solution] The cartridge pump according to the invention includes at least one component that is supported inelastically and ins...
|
|
JP7466398B2 |
To further improve a cavitation characteristic of a vane pump.A vane pump includes: a pump housing including first and second flow-in passages; a cam ring; a rotor including a plurality of slits; a plurality of vanes which are slidably a...
|
|
JP7465249B2 |
A screw spindle pump, including a housing and a drive spindle accommodated therein and at least one running spindle which meshes with the latter and which has in each case two terminal end surfaces. A stop surface is provided axially adj...
|
|
JP2024048670A |
An object of the present invention is to suppress wear of a drive shaft. [Solution] A gear pump or a gear motor transmits power from a drive source through a drive gear (2) and a driven gear (3) that mesh with each other, and a first dri...
|
|
JP7463811B2 |
An electric pump includes: a rotating shaft of a motor rotatable about a central axis; a rotor of a motor that rotates the rotating shaft; a pump rotor connected to one axial side of the rotating shaft; a main body part for accommodating...
|
|
JP7463775B2 |
To provide an electric pump excellent in assembling workability.An electric pump is equipped with a motor that has a rotor capable of rotating about a center axis, a pump mechanism coupled to one side in an axial direction of the motor, ...
|
|
JP2024047860A |
[Problem] To prevent cavitation from occurring even when a hydraulic pump 10 is operated at high rotation speed, and to ensure sufficient expected pressure and amount as designed targets. [Solution] The hydraulic pump structure of the pr...
|
|
JP2024044412A |
An object of the present invention is to prevent backflow of fluid in a hydraulic pump and also to prevent the generation of negative pressure inside the pump. [Solution] A hydraulic pump unit 100 includes a hydraulic pump 1, a suction p...
|
|
JP7457092B2 |
A screw spindle pump having a spindle housing, in which a drive spindle and at least one running spindle which meshes therewith are received in spindle bores, an outer housing which encloses the spindle housing, and a cover component whi...
|
|
JP7457093B2 |
A screw spindle pump, including a spindle housing, in which a drive spindle and a running spindle meshing therewith are received in spindle bores. The drive spindle has a cylindrical spindle core and at least two circumferential spindle ...
|
|
JP2024040625A |
[Problem] In a cooling system for an electric axle, by integrating a filtration filter with a pump, there is no need for a mounting structure for attaching the filtration filter to the outside of the electric axle housing, thereby reduci...
|
|
JP7452197B2 |
An electric pump includes a motor, a pump mechanism, a motor housing, a motor cover, and a fixing member that fixes the motor cover and the motor housing. The motor has a bearing that supports the shaft so as to be rotatable about the sh...
|
|
JP7452282B2 |
To provide an electric pump capable of improving the shaft accuracy of an inner rotor to a shaft.An electric pump 10 is equipped with a motor portion 20 that has a shaft 21 that can rotate around a center axis J extending in an axial dir...
|
|
JP2024036921A |
An object of the present invention is to improve the rotational accuracy of a motor output shaft that holds a pump rotor so as to be integrally rotatable therewith. [Solution] An output shaft 17 of an electric motor 10 that holds an inne...
|
|
JP2024511629A |
The electric oil pump (100) includes a stator unit (4), a circuit board unit (5), and a pump housing (1), at least a portion of the pump housing (1) is electrically conductive, and the stator unit (4) At least one of the stator core (41)...
|
|
JP7447627B2 |
To provide an electric pump which can inhibit deformation of a shield plate resulting from change of an environmental temperature and inhibit deterioration of an electric wave shield function caused by the deformation.An electric pump ha...
|
|
JP7446696B2 |
To provide an oil pump which enables simplification of a structure of a pump cover.A pump body 74 and a pump cover 75 are overlapped in a rotation axis direction to cause the pump cover 75 to close a recessed gear housing part 76 formed ...
|
|
JP7446210B2 |
To form an external gear pump which inhibits leakage of a fluid satisfactorily.An external gear pump includes: a driving side gear 2 which is rotated by a driving shaft 1; a driven side gear 4 which is supported by a driven shaft 3 and e...
|
|
JP2024509990A |
The electric oil pump (100) includes a first housing (7) having at least a portion of the first chamber (70), and a first rotor unit (2) located in the first chamber (70). The electric oil pump (100) includes a pump lid (1) fixedly conne...
|
|
JP2024509514A |
The fluid pump includes a motor disposed within the outer housing. The motor includes a stator and a rotor in electromagnetic communication with the stator. The windings are arranged on the stator which receives the current for defining ...
|
|
JP7441183B2 |
The invention relates to a composite material consisting of at least three constituents, a substrate material, a first fibrous reinforcing material and a second reinforcing material, wherein the first fibrous reinforcing material has a l...
|
|
JP2024508238A |
Challenge: Hydraulic pump or motor with mounting configuration for increased torque A female mounting member (300) is configured to mate with a hydraulic pump or fan. The member (300) includes a body defining a projection receiving cavit...
|
|
JP2024508241A |
Challenge: Hydraulic pump or motor with mounting configuration for increased torque A hydraulic pump (48) or motor (46) includes a mounting flange (78) located at a first end of a housing (60). Mounting flange (78) defines a pair of bolt...
|
|
JP7437413B2 |
A fluid pump includes a stator. A rotor is rotationally operable with respect to the stator. A drive shaft extends from the rotor to a pump assembly that delivers a fluid from an inlet to an outlet. A pump housing includes an interior ca...
|
|
JP7437396B2 |
A modular fluid pump includes a stator having a plurality of stator teeth and windings that are positioned on the stator teeth. A rotor has a central shaft and substantially hemispheric ends and a plurality of magnets that define an elec...
|
|
JP2024024407A |
As an example, there is provided a gear pump device capable of suppressing fluid leakage from a gap between external teeth of an inner rotor and internal teeth of an outer rotor. A gear pump device according to an embodiment includes a r...
|
|
JP2024508049A |
The screw assembly (1) of the three-shaft screw pump (10) includes a central screw (2) and the central screw shaft (zc) parallel to the horizontal screw axis (zl) at least one lateral screw (3) configured to mesh with said central screw ...
|
|
JP7434932B2 |
To suppress deterioration in capacity efficiency while ensuring loading capability of a bearing more than before.A multiple gear pump includes three or more gears respectively including a rotation shaft and engaging each other in a row t...
|
|
JP7432921B2 |
To freely set a relative positional relationship in an axial direction between a stator and a rotor.An uniaxial eccentric screw pump includes: a rotor 1 constituted of a male screw type shaft body; a stator 2 including a female screw typ...
|
|
JP7426570B2 |
To supply a cooling/lubrication system of an EV vehicle with oil by one vane pump.A vane pump 10 has a casing 12, a rotor 14 which is rotatably arranged in an internal space of the casing and forms a plurality of slits 18 on an outer per...
|
|
JP7425239B2 |
An example assembly comprises: a main housing (108); an electric motor (102) disposed in the main housing and comprising a stator (110) fixedly positioned in the main housing, and a rotor (114) positioned within the stator; a hydraulic p...
|
|
JP7424773B2 |
To provide a vane pump in which a communication hole penetratingly formed at a side plate which slide-contacts with a rotor can be easily formed, and which can be inexpensively manufactured.A first side plate 7 slide-contacting with a ro...
|
|
JP7421419B2 |
A vane pump 100 includes: a rotor 2 linked to a driving shaft 1; a plurality of vanes 3 provided so as to be freely reciprocatable in the radial direction with respect to the rotor 2; a cam ring 4 having a cam face 4a on which tip ends o...
|
|
JP7421601B2 |
A vane pump (100) is provided with a body-side side plate (30) and a cover-side side plate (40). The body-side side plate (30) comprises a plurality of first back pressure grooves (34) each of which is opened on a first slide-contact sur...
|
|
JP7414711B2 |
An electric oil pump (100) comprises a pump housing, a pump rotor assembly (8), a stator assembly (4), a motor rotor assembly (3), and an electric control board (6). The pump housing forms a pump cavity, and the pump cavity comprises a f...
|
|
JP2024002459A |
[Object] To improve the operating efficiency of a vane pump. [Solution] A vane pump 100 includes a cam ring 4 and a body side side plate 30 as a side member provided in contact with one side of the cam ring 4, and the body side side plat...
|
|
JP2024001776A |
[Problem] To simplify and reduce the size of a pump device and improve its functional reliability. [Solution] Rotating shaft insertion holes 13, 23, 33, 43, suction ports 15a, 17a and discharge ports 16a, 18a, a housing H defining an int...
|
|
JP7408589B2 |
According to the present invention, a pump-rotor bearing part (42) that is provided between a pump-rotor housing part (22) and a drive-shaft bearing part (24), that is larger in diameter than the drive-shaft bearing part (24), that is sm...
|
|
JP2023184169A |
To restrain pulsation from occurring in an elastic tube.A tube pump 2 comprises a housing 11 in which a large-diameter tube 1a (elastic tube) is arranged along a side wall 11a formed in a nearly horseshoe shape, and a roller 13 to be mov...
|
|
JP2023176303A |
To prevent the leakage of a working fluid into a minute clearance between an internal peripheral face of a gear case and an external peripheral face of a salient part of a gear cover, in a gear pump or a gear motor.A gear pump or a gear ...
|
|
JP2023175378A |
To provide an oil pump device with reduced circulation of impurities together with oil.An oil pump device comprises: a suction port for sucking oil; a discharge port for discharging oil; a housing including an oil flow passage connecting...
|
|
JP7388124B2 |
An electric oil pump apparatus includes a housing, an electric motor, an oil pump, a shaft, a first bearing, and a second bearing. The electric motor is housed in the housing. The oil pump is provided in the housing and positioned on a f...
|
|
JP7380381B2 |
An electric pump includes a motor, a pump mechanism, a control substrate, a motor housing, and a substrate housing. The substrate shell is provided with a lower side shell and an upper side shell. The upper side shell is provided with a ...
|
|
JP2023162999A |
To provide a pump device capable of normally supplying liquid to a first liquid supply destination and supplying liquid to a second liquid supply destination only when needed while suppressing an increase in cost.A pump device in the pre...
|
|
JP7372349B2 |
An electric pump, which comprises a pump shaft (3), a first rotor assembly (1), a stator assembly, and a second rotor assembly, wherein the first rotor assembly (1) is arranged in a first accommodation cavity (800), the stator assembly a...
|
