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| Number | Title | Issue Date |
| 8186975 | Low profile pump with first and second rotor arrangement Pumps with low profile disk-type motors can incorporate an impeller into one or both rotors. Alternately, a separate impeller can be attached to a rotor. The pumps can be contained in housings without seals as the rotors need not be mechanically attached. ... | 05/29/2012 |
| 8177530 | Miniature heat-dissipating fan A miniature heat-dissipating fan includes a stator and a rotor. The stator has a first leakage flux absorber, a coil layer arranged on the first leakage flux absorber, and a hole. The coil layer has a plurality of coils, and the hole passes through the first leakage... | 05/15/2012 |
| 8047816 | Centrifugal pump An electric pump for use with an engine in a vehicle is provided. The electric pump has an impeller having a plurality of blades for moving coolant. A working surface of each blade is formed to be a flat plane which extends generally straight in both an axial direct... | 11/01/2011 |
| 7976293 | Centrifugal fan A centrifugal fan includes an impeller having a plurality of blades around a predetermined central axis, a motor that rotatably drives the impeller, a control circuit that controls the rotation of the motor, and a casing that houses the impeller, the motor, and at l... | 07/12/2011 |
| 7938633 | Electric compressor and electric motor with a housing having a circumferential wall with thick and thin portions An electric compressor includes an electric motor, a compression mechanism driven by the electric motor, and a housing for accommodating the electric motor and the compression mechanism. The housing is formed such that the stator is fitted thereto. The housing has a... | 05/10/2011 |
| 7922467 | System for protecting bearings and seals of a refrigerant compressor To protect the bearings, lubricant and seals of a refrigerant compressor, the compressor includes one or more inductors for mitigating a high frequency common mode current that produces a high frequency shaft voltage. Each inductor is a ring of magnetic material enc... | 04/12/2011 |
| 7905712 | Centrifugal pump device for a heat-dissipating system A centrifugal pump device includes a motor unit and a pump unit. The motor unit includes two elongated stator units, and a rotor disposed rotatably on a motor housing unit between the stator units. Each of the stator units extends in a direction perpendicular to and... | 03/15/2011 |
| 7896626 | Electric pump An electric pump uses an inner-rotor type, brushless DC motor. A casing of the electric pump is formed by a pump casing and a main casing. A sensor-stator assembly is disposed in a space between a side wall portion of the main casing and a can and is sealed with res... | 03/01/2011 |
| 7874818 | 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 adjacen... | 01/25/2011 |
| 7758323 | Drain pump for home appliances A drain pump for home appliances that includes a motor with a turning shaft, an impeller connected to the turning shaft, and a hydraulic body in which the impeller is housed, the hydraulic body having an inlet conduit and an outlet conduit. The motor includes an act... | 07/20/2010 |
| 7699588 | Centrifugal pump The invention relates to a centrifugal pump, especially for blood, comprising a pump rotor which is arranged in a rotational manner and without a bearing in a liquid-tight and gas-tight closed housing, except for at least one inlet opening and at least one outlet op... | 04/20/2010 |
| 7578661 | Embedded fluid pump using a homopolar motor A fluid pump (100) having a homopolar motor (110). The homopolar motor includes a rotatable disk (115) defining at least one impeller (120). The impeller can include an orifice within the rotatable disk. The rotatable disk can be at least partially disposed within a... | 08/25/2009 |
| 7575423 | Sealless rotary blood pump A rotary blood pump is provided which includes a pump housing and a rotor mounted for rotation with the housing. The rotor has an impeller. A rotor motor is provided including a plurality of permanent magnets carried by the impeller. A first motor stator is position... | 08/18/2009 |
| 7553136 | Low profile heat dissipating fan An electric fan includes a stationary assembly and a rotor (40) being rotatable with respect to the stationary assembly. The stationary assembly includes a support member (16) located at a center portion thereof, and a stator (20) mounted around... | 06/30/2009 |
| 7484941 | Electric motor with circulator pump To create an electric motor, comprising a rotor and a stator, whereby the rotor is spherically supported, which motor has a high efficiency, it is proposed, that the rotor produces a magnetic field, that the surface of the rotor facing the stator has a spherical con... | 02/03/2009 |
| 7442005 | Fan frame and heat dissipation fan incorporating the fan frame A heat dissipation fan includes a fan frame, a stator mounted to the frame, and a rotor rotatably disposed around the stator. The fan frame includes a bracket, a central tube for positioning the stator, and a supporting member. The supporting member is made of a mat... | 10/28/2008 |
| 7443670 | Systems for improved blower fans According to some embodiments, systems for improved blower fans are provided. In some embodiments, systems may include a casing comprising an inlet to accept a fluid and an outlet to evacuate the fluid. The systems may further comprise an impeller disposed within th... | 10/28/2008 |
| 7419368 | Air circulation device The present invention is directed towards an air circulation device. The air circulation device is capable of producing and directing an air current to a desired location. The air current is used to circulate stagnant air which, in turn, provides a cooling effect. A... | 09/02/2008 |
| 7411327 | Heat-emitting element cooling apparatus There is provided a fan unit in which when the fan unit is conveyed, existence of a plurality of lead wires will not become an obstacle to the conveyance. Four lead wire engaging sections 27, 29, 31, and 33 are provided along the contour of an o... | 08/12/2008 |
| 7396217 | Fuel pump to be installed inside fuel tank A fuel pump for supplying fuel drawn from a fuel tank into an internal combustion engine comprises a rotor, a rotation shaft, bearing members and a drawing force generative means. The rotation shaft revolves integrally with the rotor. The bearing members support bot... | 07/08/2008 |
| 7371052 | Embedded fluid mixing device using a homopolar motor A fluid displacement device (100) having a homopolar motor (110). The homopolar motor includes a rotatable disk (115) with at least one fluid displacement structure (120) disposed thereon. The fluid displacement structure can be a blade. ... | 05/13/2008 |
| 7367190 | Supercharger with electric motor In a supercharger (10) with an electric motor in accordance with the present invention, the electric motor (20) is arranged at a position adjacent to a compressor impeller (6), a center housing (14) has a cooling fluid flow path (34 | 05/06/2008 |
| 7367037 | Disk player, and turntable incorporating self-compensating dynamic balancer, clamper incorporating self-compensating dynamic balancer and spindle motor incorporating self-compensating dynamic balancer adopted for disk player A disk player having a self-compensating dynamic balancer which can limit internal vibrations generated by an eccentric center of gravity of a disk, and a turntable, a clamper and a spindle motor which incorporate a self-compensating dynamic balancer. The self-compe... | 04/29/2008 |
| 7365989 | Heat dissipating device for computer add-on cards A heat dissipating device mounted onto a VGA card (10) includes a base (22) contacting with a GPU (12) attached on the VGA card, a cover (21) mounted on the base, and a plurality of fins (24) received between and thermally connecti... | 04/29/2008 |
| 7358636 | Electric motor having resilient member and apparatus for manufacturing the same An electric motor includes a housing that receives multiple magnets that are circumferentially arranged in the housing. A resilient member has two inserted portions that are respectively inserted into gaps formed among the magnets. For example, four inserted portion... | 04/15/2008 |
| 7354254 | Compact vacuum pump A compact turbomolecular vacuum pump (1) is driven by a cup-type motor (8). The cup-shaped rotor of the motor is preferably integrated into the pump rotor (14) and may define corresponding pumping stages, for instance Holweck stages, wherein the... | 04/08/2008 |
| 7345399 | Motor for a fuel pump An electrically commutated motor for a fuel pump having a rotor connected to a shaft and having plastic-bonded ferrite, with a fuel-resistant shaped body formed by the plastic-bonded ferrite, and a magnetic return element adjustable in relation to the shaped body. | 03/18/2008 |
| 7339301 | Stator structure of motor A stator structure comprising at least one first magnetic conductive plate and at least one second magnetic conductive plate, each magnetic conductive plate having a plurality of radial arms and pole tooth provided on ends of the radial arms, wherein the pole teeth ... | 03/04/2008 |
| 7338521 | Low profile inlet for an implantable blood pump A low profile pump inlet for an implantable blood pump is disclosed. The low profile pump inlet has an inflow diffuser for attachment to a conduit bearing an inflow of a fluid such as blood and an outflow orifice in fluid connection with the diffuser. The outflow or... | 03/04/2008 |
| 7322793 | Turbine motor of a rotary atomizer A turbine, e.g., with a blade arrangement, which receives an air flow in the radial direction and which is located on a carrier surface of the turbine wheel, is used as a drive motor for a rotary atomizer. The drive channel, which contains the turbine blades and whi... | 01/29/2008 |
| 7320225 | Refrigeration system and method of operating the same A refrigeration system including a compressor, condenser, valve, and refrigeration branch, all of which is in fluid communication. The refrigeration branch includes an evaporator coil. The refrigeration system further includes a case adapted to be cooled by the evap... | 01/22/2008 |
| 7314396 | Outboard motor In an outboard motor mounted on a stern of a boat, comprising a power source and a driven unit including a drive shaft connected to the power source and a propeller connected to the drive shaft through a gear mechanism, wherein the power source is detachably connect... | 01/01/2008 |
| 7301253 | Vehicle electric fan motor with universal mount A vehicle fan motor for an electric fan assembly includes a motor housing, a motor assembly enclosed in the motor housing, and a universal mounting arrangement radially and outwardly extended from the motor housing for securely mounting the motor housing to the elec... | 11/27/2007 |
| 7300263 | Pump In a pump conveying a supercritical fluid or a liquid are provided stator slots and motor mold members which are charged between the stator slots, so as to have a stator can of a motor driving the pump from the outside thereof. Additionally, by providing a main shaf... | 11/27/2007 |
| 7291953 | High performance motor and magnet assembly therefor A magnet assembly includes a back iron and an array of magnets. The back iron is in the form of a plate having opposed surfaces. The magnets are arranged along one of the surfaces, with the other surface being dimensioned and configured according to the magnetic fie... | 11/06/2007 |
| 7253543 | Electric blower and supercharger for automobiles using the same A compact-sized, high-efficient, and high-speed electric blower has high centrifugal resistance. The electric blower includes a rotor that has a multi-slot rotor winding along which an excitation electric current is supplied through a slip ring by a power supply bru... | 08/07/2007 |
| 7241118 | 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 blad... | 07/10/2007 |
| 7239056 | Low speed canned motor A canned motor has an L3/D4 ratio of less than 50, with one bearing on one end of the rotor assembly configured to resist longitudinal displacement of the rotor as by an axial shaft load, and another bearing on the other end of the rotor assemb... | 07/03/2007 |
| 7232292 | Integrated motorized pump An integrated motorized pump (1) comprising an impeller (2) mounted on an axle (3), two magnetic drives (6) electromagnetically coupled to an electric motor (7), a casing (8) with a flowing space (9), an inlet channel... | 06/19/2007 |
| 7227286 | Long life fan motor There is provided a fan motor in which an increase in the temperature of windings thereof is surpressed, thereby achieving a long life and high performance. Vent holes 33 for introducing air into a cup-like member 9 are formed in a bottom wall section ... | 06/05/2007 |
