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Pumps > Motor Driven > Electric Or Magnetic Motor Electric Or Magnetic MotorElectric Or Magnetic Motor patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.08/02/07 - 20070177999 - Electric pump for hydrogen circulation An electric pump for supplying a hydrogen gas to a fuel cell includes a rotary shaft rotatably inserted through an electric motor, a transmitting member provided on one of an outer peripheral surface of the rotary shaft and an inner peripheral surface of the electric motor so as to be ... 05/03/07 - 20070098574 - Fuel pump having motor arrangement A stator core of a motor arrangement includes six cores, which are arranged one after another in a circumferential direction. A bobbin, which is made of dielectric resin, is fitted to each core. Each coil is formed such that a winding is wound around the bobbin through a concentrated winding ... 03/08/07 - 20070053780 - Improved design of integrated electro-hydraulic power unit An electro-hydraulic power unit with an improved hydraulic fluid flow through the unit. The unit accomplishes the improved fluid flow by having an inlet port in a housing that is fluidly connected to an electric motor that has a rotor with vanes cast thereon and at least one opening within ... 03/01/07 - 20070048151 - Closed electric compressor The invention has an object to reduce a manufacturing cost of a closed electric compressor for discharging a carbon dioxide refrigerant into a sealed container by manufacturing at a low cost a high pressure resistant terminal used in the compressor. In a rotary compressor as the closed electric compressor including ... 03/01/07 - 20070048150 - Drive axle having an electrical converter A drive axle for a working machine, in particular an industrial truck, has at least one electrical traction motor (1 or 2) and a second electrical machine, the traction motor (1 or 2) being arranged in the axial direction. In order to extend the field of use of the drive ... 02/08/07 - 20070031269 - Pump drive 1. Pump drive 2.1 Known pump drives, to the extent that they can be separated from their pumping mechanism, must be set onto the pumping mechanism with two hands, because of their weight. Connecting the drive with the pumping mechanism, which is done by way of a flange or a ... 12/07/06 - 20060275155 - Rotational apparatus Disclosed herein are apparatuses having a stator and a rotor configured to provide both a magnetic drive means and a magnetic bearing means for a rotatable element. The stator and rotor are configured to operate in unison to provide a magnetic force to rotate a rotatable element associated with the ... 12/07/06 - 20060275154 - Fuel pump A fuel pump has a housing defining a cavity. A rotor of an electric motor is carried in the cavity for rotation about a drive axis. An annular pump impeller is supported in the cavity separate from the rotor and is driven by the rotor for rotation about the drive ... 11/02/06 - 20060245948 - Fan system A fan system includes a first airflow generator providing a main airflow, a duct having a first feeding port to guide the main airflow, and a first fan. The first fan includes a base, a rotor connected to the base by a shaft, and a plurality of blades connected to ... 11/02/06 - 20060245947 - Pump A pump includes: a pump chamber for which a capacity is changeable; an inlet channel which allows a working fluid to flow into the pump chamber; an inlet side fluid resistance element disposed between the pump chamber and the inlet channel; an outlet channel which allows the working fluid to ... 10/26/06 - 20060239842 - Electromagnetic pump The present invention provides an electromagnetic pump capable of highly precisely detecting operating positions of a moving member without enlarging the pump. An air-core detecting coil (53) for detecting reciprocating motion of the moving member (10) is fitted around a cylinder so as to be coaxial with electromagnetic coils (50a, ... 10/12/06 - 20060228235 - Pump aggregate A pump aggregate A comprises a one-piece cast hollow body 1 including an exterior connection block 3 and an interior lateral wall 16 of a bearing shield. A pressure transmission path is formed by a channel K which is made by casting in the lateral wall 16 of the bearing ... 10/05/06 - 20060222527 - Electric pump and fluid supply apparatus An electric pump includes a pump body, an intake port formed in the pump body, a discharge port formed in the pump body for discharging fluid pumped from the intake port, a rotor housed in the pump body, a brushless sensorless motor which rotates the rotor, and a mechanism for ... 09/07/06 - 20060198742 - Downhole uses of piezoelectric motors A sampling system used in collecting samples of connate fluid from within hydrocarbon bearing formations. The sampling system comprises a sonde disposed within a wellbore formed proximate to the formation of interest. The sonde includes a sample probe insertable into the formation and a drawdown pump in fluid communication with ... 08/03/06 - 20060171822 - Linear compressor A linear compressor comprising has a cylinder part including a cylinder bore. A piston disposed in, and is slidable within, the bore. A main spring connects the cylinder part directly or indirectly the piston. A connecting rod connects between the main spring and the piston. A stator has an air ... 06/29/06 - 20060140789 - Control arrangement for an induction motor compressor having at least three windings, a torque-augmentation circuit, a starting capacitor and a resistive element Apparatus for driving a three-phase compressor assembly from a single-phase electrical power supply having first and second power lines, said three-phase compressor assembly comprising a compressor having a rotatable shaft, an electrical motor having a rotatable shaft coupled to the rotatable shaft of the compressor, the electrical motor having at ... 06/29/06 - 20060140788 - Control arrangement for an induction motor compressor having at least three windings, a torque-augmentation circuit, a starting capacitor and a resistive element Apparatus for driving a three-phase compressor assembly from a single-phase electrical power supply having first and second power lines, said three-phase compressor assembly comprising a compressor having a rotatable shaft, an electrical motor having a rotatable shaft coupled to the rotatable shaft of the compressor, the electrical motor having at ... 06/29/06 - 20060140787 - Hydraulic assembly A hydraulic assembly including a reservoir, a pump arrangement, hydraulic control elements, and an electric motor for the pump arrangement whose components are coaxially arranged along a straight axis, possibly overlapping one another partially, is constructed having smaller dimensions and with simpler construction. The pump arrangement is therefore an axial ... 06/08/06 - 20060120893 - Fuel supply apparatus In a fuel supply apparatus, a circuit module has a housing, a driving circuit contained in the housing, an electric connector. The circuit module is mounted to a cover member that is disposed to close an opening of a fuel tank. A fuel pump is supported by the cover member ... 05/18/06 - 20060104835 - Portable air compressor tool carrier The present invention is directed to a portable air compressor assembly including a tool carrier. In an embodiment, the portable air compressor assembly includes an air tank for storing compressed air and a compressor for supplying compressed air to the air tank. Further, a frame is coupled to the air ... 05/18/06 - 20060104834 - Air compressor enclosed in shroud having tab isolator The present invention is directed to an air compressor enclosed in a shroud with plastic tab isolators. In an exemplary aspect of the present invention, an air compressor may include an air tank for containing air at an elevated pressure, and a shroud for enclosing the air tank. The shroud ... 04/27/06 - 20060088426 - Electric motor fuel pump having a reduced length An electric motor and fuel pump assembly with a housing having generally opposed ends with an electric motor within the housing having an armature with an axial commutator adjacent one end of the armature and one end of the housing. A fuel pump is positioned adjacent another end of the ... 04/20/06 - 20060083636 - Pump assembly for transporting a cooling fluid A pump assembly includes a cam member arranged to rotate about an axis, and a piston pump having a cylinder body with a biased piston drivingly displaceable within the cylinder body and engageable with the cam member such that rotation of the cam member corresponds to reciprocating movement of the ... 03/16/06 - 20060056996 - Compressor and driving motor assembly In a compressor and driving motor assembly, the driving motor is a hybrid permanent magnet motor and/or has a rotor mounted directly on the drive shaft of the compressor, the drive shaft acting as a cantilever supporting the rotor. ... 03/16/06 - 20060056995 - Motor-pump unit The invention relates to a motor-pump unit for a motor vehicle brake system, comprising a motor and a pump which is provided with a shaft that is driven by said motor, with the shaft end being rotatably mounted by means of at least one bearing in an accommodating member having ... 03/09/06 - 20060051217 - Sterilizable pump and systems for use with sterile fluids An improvement for a control system for a surgical procedure is provided. The control system includes an electrosurgical instrument connectable to a source of electrosurgical energy, and a pump for circulating fluid to the electrosurgical instrument. The improvement includes a pump housing configured and adapted for selective connection in an ... 02/16/06 - 20060034707 - Linear pump with vibration isolation A linear pump having an axially aligned cylinder and piston arrangement driven by an electromagnet motor. The cylinder, piston and motor are contained in and coupled to a housing by a vibration isolation system. The vibration isolation systems has resilient mounts connected between a motor mount and a base of ... 01/19/06 - 20060013708 - Drive shaft for compressor A compressor assembly including a motor having a stator and a rotor, and a drive shaft having an elongate central portion and first and second end portions located on opposite ends of the central portion. The shaft defines a rotational axis and extends through the rotor with the central portion ... 01/05/06 - 20060002804 - Micro device incorporating programmable element A micro device is provided that includes a body defining a chamber for receiving fluid. A rotational element is disposed in the chamber for acting on the fluid. The rotational element is rotatable about an axis in response to a rotating magnetic field. The micro device further includes a clutch ... 12/15/05 - 20050276703 - Miniature pump for liquid cooling system A miniature pump includes a pump casing (1) defining therein an inner space with an inlet (104) and an outlet (110) both being in flow communication with the inner space, a liquid circulating unit (2) having an impeller (26) received in the inner space, a motor driving unit (3) received ... 12/01/05 - 20050265859 - Fluid supply unit, in particular hydraulic supply unit A fluid supply unit (1), in particular a hydraulic supply unit is disclosed, comprising a pressure generator (2) for the fluid, in particular a pump or hydraulic fluids and a pressure outlet (7). The aim of the invention is to broaden the application possibilites of such a unit. Said aim ... 11/17/05 - 20050254967 - Gasless and gas bubble-free electrodes Gas bubble-free electrodes are necessary for stable long-term operation of millimeter-scale electrokinetic (EK) pumps when currents exceed 10-50 μA. An accompanying Technical Advance describes EK pumps that draw 1-3 mA. We have developed gasless and gas bubble-free electrodes that can run millimeter-scale (and smaller) EK pumps continuously at high current ... 11/03/05 - 20050244285 - Electric air pump for secondary air supply system When an air pump is operated, a brush temperature increase rate stored in an ECU in relation to a discharge pressure of the air pump and a brush temperature is multiplied by a calculation cycle time, and the resultant value is cumulatively added. When the air pump is stopped, a ... 10/20/05 - 20050232790 - Linear compressor A linear compressor comprising a cylinder block molded through insert molding of an inner core. In a state wherein a plurality of steel plates, constituting the inner core, are circumferentially arranged inside a mold, into the mold is injected a nonmagnetic molten material, such as aluminum, etc. As the molten ... 10/20/05 - 20050232789 - Motor/pump unit, especially for antislip brake systems The present invention relates to a motor/pump unit, especially for slip-controlled motor vehicle brake systems, including an accommodating member for hydraulically active components, an internal gear pump arranged in a bore of the accommodating member and comprising pump components such as a pinion/internal gear combination arranged between two housing parts, ... 10/06/05 - 20050220638 - Pump device A pump device includes a main body, a magnetizing device and a magnet device. The main body provides an inlet and an outlet with a receiving space. The magnetizing device is disposed surrounding the main body. The magnet device is corresponding to the magnetizing device and is disposed in the ... 09/29/05 - 20050214136 - Air compressor An air compressor for field use comprised of an interlayer in a knapsack to segregate an upper chamber and a lower chamber, both zipped, the upper chamber accommodating multiple components including DC motor, air cylinder, air storage flask, pressure switch and fast connector; a through hole being disposed on the ... 09/22/05 - 20050207915 - Motor vehicle drive arrangement In a motor vehicle drive arrangement having an electric motor with a rotor for driving an oil pump and being supported in an air space of a housing by a rotor disk of the rotor of the electric motor which is permanently connected to a pump rotor of the oil ... 09/22/05 - 20050207914 - Motor pump assembly The invention relates to a motor pump assembly having a motor housing, a pump housing, and an electronic component housing located one behind the other. The pump housing has a hole through which at least two mutually electrically insulated electric leads surrounded by an insulating sleeve are ducted from the ... 09/22/05 - 20050207913 - Fdb motor with tapered shaft for improved pumping efficiency For motors having a journal with one or more groove regions and a shaft for relative rotation in the journal, aspects include providing a dual tapered shaft. The shaft may be tapered by the application of a wear resistant coating at least opposite the groove regions. The coating introduces a ... 09/01/05 - 20050191190 - Double action simplex plunger/diaphragm pump A double-acting, simplex, fluid handling pump is designed to facilitate an optional configuration as either a plunger pump or a diaphragm pump. An injection molded plastic pump body comprises two bilaterally symmetrical halves that include internal pockets and grooves for clamping and retaining first and second generally identical valve assemblies ... 09/01/05 - 20050191189 - Oil seal arrangement A motor-driven gear pump assembly includes a rotary shaft rotatably mounted in a housing, and a pump mounted on the rotary shaft. The pump has a pressure chamber. A high-pressure seal is disposed around the shaft between the pump and the motor. A low-pressure seal is provided around the shaft ... 08/25/05 - 20050186093 - Pump of liquid based cooling device Disclosed is pump for circulating a liquid coolant between a heat generating device and a radiator. The pump includes a casing forming an upper chamber in which a blade assembly comprised of a plurality of blades and a permanent magnet coaxially attached to the blades is rotatably received and a ... 08/11/05 - 20050175479 - Electro-hydraulic power unit with a rotary cam hydraulic power unit An electro-hydraulic power unit is disclosed that includes a housing filled with hydraulic fluid. A hydraulic power unit is disposed within the housing, the power unit having a mechanical power shaft. Additionally, an electric machine is disposed within the housing adjacent to the hydraulic power unit, the electric machine having ... 08/11/05 - 20050175478 - Devices employing colloidal-sized particles The present invention relates to the use colloidal particles to realize photonic and microfluidic devices. In particular embodiments, colloidal particles are used to realize microfluidic a two-way valve, three-way valve, check valve, three-dimensional valve, peristalsis pump, rotary pump, vane pump, and two-lobe gear pump. In certain embodiments, actuation of an ... 08/04/05 - 20050169778 - Microstructured arrangement for the bubble-free filling with a liquid of at least one system for draining off liquids, apparatus having such an arrangement and filling method The present invention relates to a microstructure arrangement for the bubble-free filling with a liquid of at least one system for draining off liquids. The arrangement has an inlet for the arrangement to be connected to a system for the supply of liquids and at least one outlet for the ... 08/04/05 - 20050169777 - Singlestage and multistage electromagnetic revolutionary piston pump An electromagnetic revolutionary piston pump is disclosed. The electromagnetic revolutionary piston pump includes an inner tube, an outer tube, two annular separation plates, a plurality of pistons, and an electromagnetic coil. The inner tube has a plurality of first and second through holes, and it accommodates the abovementioned pistons to ... 07/21/05 - 20050158188 - Micropump check valve and method of manufacturing the same The invention provides a method capable of manufacturing a micropump check valve, inexpensively and without much trouble or time, which does not cause disadvantages even if a material that dissolves an adhesive is contained in the fluid, and which allows bonding with high accuracy. After a valve forming member and ... 06/16/05 - 20050129539 - Equipment and method for feeding liquid gradient in nano/micro liquid chromatography In a gradient liquid transfer device and method for a nano/micro liquid chromatograph, an opening and closing unit (160) capable of opening and closing a solvent passage (150) for transferring a secondary solvent is provided in the vicinity of a solvent mixing section (152) in a liquid transfer system (130); ... ### FreshPatents.com Support |