Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 201 - 250 out of 8,343

Document Document Title
WO/2017/104843A1
One embodiment of this pump device comprises: a shaft; a motor unit that rotates the shaft in both directions; and a pump unit. The pump unit has: a pump gear; a pump body having a through-hole having an opening on one side in the axial ...  
WO/2017/104420A1
This fuel pump is provided with: an outer gear; an inner gear; a housing that houses both the gears; a rotary shaft (3a) driven to rotate by an electric motor; and a cylindrical sliding bearing (50) that radially bears the rotary shaft (...  
WO/2017/097898A1
The invention relates to a heatable screw spindle pump (10) comprising a housing (12) surrounding a delivery chamber, at least one rotor (18) having a thread-type profile, a housing insert (20) arranged in the housing (12) and surroundin...  
WO/2017/092862A1
The invention relates to an external gear pump (1), having a driving first pump gear (2) and having a second pump gear (3) driven by the first pump gear (1), which intermesh with each other to convey a fluid from a suction side (7) to a ...  
WO/2017/095052A1
A compression type vane pump of the present invention comprises: a housing main body (10) in which an inlet (11) through which fluid flows in is formed on one side thereof, an outlet (12) through which fluid is discharged is formed on an...  
WO/2017/093073A1
The invention relates to pumping units, comprising a pump chamber, in which a rotor is rotatably arranged, which rotor is rotatably supported on a drive shaft and is driven by the drive shaft by means of a driver coupled to the drive sha...  
WO/2017/079197A1
An apparatus and method prevent entrained solids from entering a pump by directing a process stream through an active upstream filter that removes the solids, and then through a downstream idle filter where the process stream purges the ...  
WO/2017/077798A1
The objective is to provide a gear pump device for rubber extrusion wherein burning of rubber at a gear support part is prevented, and the maintenance interval is increased. In the present invention a bush ring 5 is inserted into a gear ...  
WO/2017/077948A1
A pump housing (70) is provided with: a pair of sliding surfaces (72, 82) which sandwich an outer gear (30) and an inner gear (20) therebetween from both sides so that both the gears (20, 30) will slide on the pair of sliding surfaces (7...  
WO/2017/079155A1
Overheating of a process liquid retained in a reservoir of a multiphase pump during extended gas slugs is avoided by circulating a cooling liquid in thermal contact with a process liquid through an external cooling apparatus, which can i...  
WO/2017/072331A1
Disclosed is a gear pump (10) comprising a contra rotating gear element pair (30 and 40) mounted within a housing (20), each gear element having complementary gear teeth sets providing a pumping action in use, said teeth being formed fro...  
WO/2017/073205A1
An external gear fuel pump that draws in and boosts the pressure of a fuel having a lower viscosity than diesel oil, and discharges the fuel to an engine. This fuel pump has a pair of gears (4, 5), and a pair of side plates (11, 12) arra...  
WO/2017/068901A1
A vane pump 100 comprises a rotationally driven rotor 2, vanes 3 that are slideably inserted into the rotor 2, pump chambers 6 that are defined by spaces between neighboring vanes 3, inlet ports 14, 15 that guide operating fluid into the...  
WO/2017/066456A1
A pump bearing member is disclosed for use in a pump bearing assembly and a gear pump assembly.  
WO/2017/066091A1
A high speed, rotary lobe gear pump assembly is provided which combines a positive displacement lobe gear pump having wipers with a centrifugal pump utilizing an impeller. The centrifugal pump feeds high pressure fluid flow directly into...  
WO/2017/055498A1
Pump (10) having a rotor (26) comprising a rotor hub (28) and a rotor collar (30) that extends from the rotor hub in the radial direction and encircles it in an undulating manner, a pump housing (16) which forms a pump duct (32) with the...  
WO/2017/056850A1
A vane pump (100) is provided with: a rotor (2) connected to a drive shaft (1); a plurality of radially formed slits (7) open to the outer periphery of the rotor (2); a plurality of vanes (3) respectively inserted in a slidable manner in...  
WO/2017/057533A1
Provided is an inscribed gear pump with which sealing can be stably ensured between a cover and a plastic casing constituting a trochoid housing part, a seal ring can be omitted in this portion, and discharge capability can be stabilized...  
WO/2017/058937A1
The disclosure provides pumps that include improvements in construction, which involve bearing surfaces, recirculation paths, mounting footprints, impeller vane starting diameters, canister assemblies, and rotor assembly bushing configur...  
WO/2017/051645A1
This variable oil pump is provided with: a pump housing; a cover; an oil pump rotor rotationally driven while being accommodated within the accommodation space between the pump housing and the cover; a regulation member accommodated with...  
WO/2017/051828A1
A rotor (6) of an oil pump (1) includes an inner circumferential portion (17) forming a hollow space. A first one-way clutch (18) that transmits motive power input from an engine side to the rotor (6) only in one direction, and a second ...  
WO/2017/052114A1
The present invention relates to a technique for efficiently cooling a vacuum pump for vacuuming a process chamber of a semiconductor manufacturing facility. The present invention provides a vacuum pump with a cooling apparatus, which re...  
WO/2017/051797A1
A cover-adjacent side plate 40 of a vane pump 100 has a first sliding surface 40a and a second sliding surface 40b parallel to each other. The first sliding surface 40a is assembled so as to slide against a rotor 2 and a vane 3 when the ...  
WO/2017/051729A1
This variable oil pump is provided with: a pump rotor accommodated within a housing and rotationally driven; a regulation ring which, while rotatably holding the pump rotor from the outer peripheral side, is displaced by hydraulic pressu...  
WO/2017/046209A1
Device for measuring flow processes of fluids, comprising an inlet (20), an outlet (22), a drivable positive displacement flow meter (14) arranged in a housing (10) in which a positive displacement chamber (36) is formed, at least one dr...  
WO/2017/046197A1
The invention relates to a device for measuring through-flow processes of fluids, comprising an inlet (10), an outlet (12), a flow housing (38), in which the fluid flows, a drivable displacement meter (16), which is arranged in the flow ...  
WO/2017/045799A1
The invention relates to a displacement pump (10), in particular a vane pump for delivering a fluid for a fluid-consuming unit (6) of a motor vehicle, the cover (12) and/or the end plate (14) having a recess (32, 34) designed to supply t...  
WO/2017/047484A1
This cartridge vane pump (100) is provided with: a body-side side plate (20) that makes contact with an end surface of a cam ring (4) and a rotor (2); first and second discharge ports (7a), (7b) that are formed in the body-side side plat...  
WO/2017/047363A1
This vane pump (100) is provided with a pump cartridge (10) received in a housing space defined by a recessed part (30a) of a pump body (30) and a pump cover (31). The pump cartridge (10) is provided with: a first side plate (5) provided...  
WO/2017/047664A1
According to the present invention, a motive-power transmission mechanism 70 has a drive gear 74 and a supply gear 73. The drive gear 74 is fixed to a drive shaft 6 and rotates integrally with the drive shaft 6. The supply gear 73 engage...  
WO/2017/047487A1
A cartridge-type vane pump (100) is provided with a cover (30), a cover-side side plate (10), and a head pin (50) that passes through a cam ring (4) and that is fixed to an adaptor (40). The head pin (50) comprises: a shaft section (51) ...  
WO/2017/046206A1
Device for measuring flow processes of fluids, comprising an inlet (20), an outlet (22), a positive displacement flow meter (14) which is driven by a drive unit (24) and the positive displacement chamber (36) of which is fluidically conn...  
WO/2017/046199A1
A device for measuring the flow processes of fluids, comprising an inlet (10), an outlet (12), a positive displacement flow meter (16) which can be driven by a drive unit (18) and which is situated in a positive displacement housing (40)...  
WO/2017/047486A1
This cartridge-type vane pump (100) has: a first connection flow path (41a) for connecting a first discharge port (7a) and a first discharge flow path (93a); and second connection flow path (41b) that is formed penetrating a main body se...  
WO/2017/048015A1
The present invention relates to a rotary piston pump for collecting underground water located in a specific depth of a borehole, and the rotary piston pump according to the present invention allows: a plurality of volume varying spaces ...  
WO/2017/041775A1
A slip-ring seal arrangement for shafts comprises a shaft (10) with a first end (12) and a second end (14) and a slip-ring seal (18, 20, 22) with a slip-ring (18) secured for conjoint rotation with the shaft and the axial mobility of whi...  
WO/2017/043444A1
Provided is an electric pump comprising a pump unit that has a pump housing and a gear pump accommodated in the pump housing and that suctions in and discharges a working fluid due to rotation of the gear pump. The electric pump is also ...  
WO/2017/043392A1
A vane pump 100 is provided with: a high-pressure chamber 12 formed in a groove shape in a bottom part of a pump-accommodating concavity 10a, a working fluid being guided to the high-pressure chamber 12 through a first discharge port 9a ...  
WO/2015/149209A8
Disclosed is a steering motor, comprising a spring damping valve, and an oil distributor which is fitted with the spring damping valve to form a cavity in which a buffering assembly is provided. A cylinder assembly is provided on a lower...  
WO/2017/040825A1
A fluid-driven actuator system includes a fluid-driven actuator and at least one proportional control valve and at least one pump connected to the fluid-driven actuator to provide fluid to operate the fluid-driven actuator. The at least ...  
WO/2017/032502A1
The invention relates to a pump having a contour ring, a rotor, vanes, side plates, a housing and a housing cover, and lower vane grooves for the application of pressure to the lower vane surfaces, wherein said vanes are arranged in the ...  
WO/2017/033720A1
A fuel pump is provided with: an outer gear (30); an inner gear (20) eccentric to and in mesh with the outer gear (30); and a pump housing (11) for rotatably accommodating both gears (20, 30). Both gears (20, 30) rotate while increasing ...  
WO/2017/021115A1
The invention relates to a displacement pump (10), in particular a rotary vane pump for a motor vehicle, wherein pressure medium flows can be conducted out of the discharge chambers (12b, 14b) into a respective pressure chamber (18a, 18b...  
WO/2017/021118A1
The invention relates to a positive displacement pump (10), in particular a vane pump, for conveying a fluid for a consumer (2) in a motor vehicle, wherein the suction connection (14) is parallel to the return connection (16) at a connec...  
WO/2017/021117A1
The invention relates to a positive displacement pump (10), in particular a vane pump, for conveying a fluid for a consumer in a motor vehicle, wherein at least one discharge groove (18a, 18b) is formed in the end face (15a) of the housi...  
WO/2017/016850A1
The invention relates to a pressurized medium delivery device (10), in particular for a motor vehicle, having a housing (12) on which there are arranged a suction connection (14) for supplying pressurized medium into the pressurized medi...  
WO/2017/017962A1
A biomass cake pressure-feeding device equipped with: a screw pump, which has a first screw having a helical first transport tooth, a second screw having a helical second transport tooth, and a casing accommodating the first screw and th...  
WO/2017/016788A1
The invention relates to a high pressure diesel fuel pump comprising a drivetrain assembly having a driveshaft, a drive chamber isolated from external chamber surroundings by a chamber wall having a bearing, and a seal arrangement adapte...  
WO/2017/013932A1
A pump device is configured so that: a first drive shaft 20 for driving a first pump element E1 and a second drive shaft 40 for driving a second pump element E2 will be connected through a third drive shaft 50; and a first joint 51 and a...  
WO2017010028A1
A fuel pump is provided with an outer gear (30) having a plurality of internal teeth (32a), an inner gear (20) having a plurality of external teeth (24a) and meshing eccentrically with the outer gear, and a pump housing (11) that defines...  

Matches 201 - 250 out of 8,343