|
Match
|
Document |
Document Title |
|
|
7621722 |
Rotor of compressor
A rotor of a compressor includes a stack having a plurality of symmetrical flux barriers and gaseous refrigerant passages formed at sides of the flux barriers, a pair of end covers mounted on the...
|
|
|
7619332 |
Permanent magnet type electric rotating machine and wind turbine electric power generation system
A permanent magnet type electric rotating machine comprises a stator having a distributed winding and a permanent magnet rotor, wherein the permanent magnet rotor is provided with a wind passage in...
|
|
|
7598635 |
Dynamo electric machine
A rotor for a dynamo electric machine comprises a rotor body 12 defining a plurality of poles in the form of limbs 16 around which windings 18 are provided, and a wedge arrangement 20 ...
|
|
|
7598634 |
Fan motor
In a fan motor, a fan boss of a fan is integrally rotatably connected to a housing of a drive motor unit. A plurality of fins axially extends from an inner surface of a bottom portion of the fan...
|
|
|
7589442 |
Motor and washing machine with the same mounted therein
Disclosed herein is a motor and a washing machine with the same mounted therein. The motor includes a rotor cup having cooling-holes and lower blades formed at the bottom part thereof. The...
|
|
|
7579725 |
Liquid cooled rotor assembly
A rotor assembly cooling system ( 100 ) and method of using same are provided. A portion of the rotor shaft ( 103 ) is hollow, the rotor shaft including an open end ( 107 ) and a closed end ( 105...
|
|
|
7531931 |
Permanent-magnet generator
A permanent-magnet generator is provided that has a bowl-shaped fly wheel integrally formed with a boss part by casting or hot forging, that reduces rotational imbalance and the quantity of balance...
|
|
|
7514827 |
Self-cooled rotor for an electrical machine
A self-cooled rotor for an electrical machine being internally provided with a cooling channel to carrying cooling fluid. The machine includes a further channel for carrying cooling fluid in...
|
|
|
7508100 |
Electric motor/generator and method of cooling an electromechanical transmission
An electromechanical transmission includes a rotor supported by a rotor hub that has at least one passage formed therein for providing cooling fluid flow to the rotor. Preferably, cooling fluid is...
|
|
|
7489057 |
Liquid cooled rotor assembly
A rotor assembly cooling system ( 100 ) and method of using same are provided. A portion of the rotor shaft ( 103 ) is hollow, the rotor shaft including an open end ( 107 ) and a closed end ( 105...
|
|
|
7476994 |
High power generator with enhanced heat removal
A high speed, high power generator has its main stator and main rotor configured to provide enhanced cooling capability. The generator includes a generator housing, a stator, a shaft, and a rotor....
|
|
|
7466053 |
Dual-rotor electric traction motor
An inner rotor ( 21 ) is arranged as a motor field, including permanent magnets ( 25 ) embedded in an inner rotor core ( 24 ) and an inner rotor shaft ( 26 ) coupled with the inner rotor core. An...
|
|
|
7462964 |
Fully-enclosed fan-cooled motor
A first minute gap ( 18 ) is formed between the front end of a ventilation fan ( 16 ) and a first bracket ( 8 ) and a second minute gap ( 21 ) is formed between the front end of a partition member...
|
|
|
7462962 |
Cooling system for an electrical machine with center rotor cooling dusts
An electrical machine includes a stator having a radically inwardly directed duct adjacent the center of the machine for flowing cooling medium into the gap between the stator and rotor. The rotor...
|
|
|
7456536 |
Electric motor
An electric motor includes a rotor shaft arranged in a casing and having an axial hollow bore formed therethrough for passage of lubricating oil, a rotor, a stator, a pair of bearings each having...
|
|
|
7443064 |
Permanent-magnet generator having protrusions for dissipating heat
A permanent-magnet generator includes a flywheel having a ringlike portion and a bottom portion which closes off one end of the ringlike portion and a plurality of protrusions bulging inward from...
|
|
|
7443062 |
Motor rotor cooling with rotation heat pipes
A heat pipe is partially-filled with a liquid, such as water, and is used to transfer heat from a rotating element, such as a rotor, via phase change and internal recycle of the liquid. Several...
|
|
|
7411323 |
Electrical machine having cooled laminated stator and rotor cores and windings
High-power electric machines must be intensively cooled. At the same time, it is necessary to ensure a high level of immunity to impurities. For this purpose, the rotor and stator sheet packs ( 41,...
|
|
|
7385322 |
Rotor for use in an outer rotor type motor of a drum type washing machine
A rotor of an outer rotor type motor is coupled to an outside of a stator, and is provided with a shaft coupler, for being connected with a shaft of a drum, fixed at its center portion by an...
|
|
|
7365471 |
Internal cooling fan with a non-repeating blade configuration
An internal cooling fan assembly for use with a claw-pole segment of a rotor assembly is provided that maximizes air flow while providing a reduced sound signature. The fan assembly includes a base...
|
|
|
7345386 |
Electric drive unit
An electric drive unit includes an electric motor for driving a fan. The motor has an electronic control module. An impeller wheel for producing a working air flow is mounted by bearings on an axle...
|
|
|
7317268 |
System and method for cooling a super-conducting device
A system and method for cooling a superconductive rotor coil. The system comprises a rotatable shaft coupled to the superconductive rotor coil. The rotatable shaft may comprise an axial passageway...
|
|
|
7312544 |
Fluid transfer device and method for conveying fluid to a rotating member
A fluid transfer device and a method for conveying a fluid from a fluid transfer device to a rotating member are provided. The fluid transfer device includes a housing disposed around a first...
|
|
|
7271515 |
Gas-cooled electrical machine with pressure charging
A gas-cooled electric machine includes a generator housing, a rotor shaft, at least one axial fan disposed on the rotor shaft inside the generator housing and having a hub, and a pressure boosting...
|
|
|
7271514 |
Rotor structure
A rotor includes a rotary shaft, a rib provided on the rotary shaft, and a disc-form holding member. The holding member is joined to an axial end face of the rib. The holding member is thereby...
|
|
|
7208854 |
Rotor cooling system for synchronous machines with conductive sleeve
A wound field synchronous machine includes direct oil cooling along a conductive sleeve with elongated semi-arcuate shaped channels which alternate with damper bar channels containing tie-rod...
|
|
|
7190094 |
Multi-path cooling of a turbo-generator rotor winding
A turbo-generator includes a rotor body and a rotor winding disposed around the rotor body. The rotor winding including a sub slot, a first axial cooling duct having a first inlet and a first...
|
|
|
7173358 |
Rotor for an electrical machine
A rotor for an electrical machine, including axial conductors for the rotor field windings inserted into axial slots in the rotor body and are secured against the forces which occur during...
|
|
|
7156195 |
Cooling system for electric motor of vehicle
A cooling system for an electric motor of a vehicle comprises an electric motor which drives the vehicle, a reduction gear which adjusts a driving force of an output shaft of the electric motor and...
|
|
|
7146707 |
Method of assembling a balanced high speed generator rotor
An improved apparatus and method of having a pair of end caps on a rotor assembly of a multi-pole high-speed generator is provided for use with a turbine engine. The rotor assembly provides...
|
|
|
7141898 |
Gas-cooled generator
Gaseous coolant, preferably helium, flows from coolers 12 past the winding overhangs 7 of the stator 3, then through cooling channels in the rotor 1, then into the rotor/stator gap 4, ...
|
|
|
7122923 |
Compact high power alternator
An apparatus for converting between mechanical and electrical energy, particularly suited for use as a compact high power alternator for automotive use and “remove and replace” retrofitting of...
|
|
|
7102259 |
Rotor of a synchronous induction electric motor
A rotor of a synchronous induction electric motor according to the present invention includes a slot for generating induction torque and a slit for generating reluctance torque. The slot and the...
|
|
|
7088021 |
Electric motor structure
An electric motor structure includes a rotary shaft with a coolant passageway therein and a rotor with a cooling surface non-rotatably coupled to the rotary shaft. The coolant is supplied from the...
|
|
|
7064463 |
Dynamoelectric machine with embedded heat exchanger
A dynamoelectric machine, having a stator and rotor, is enclosed in a sealed housing. An impeller fixed to the rotor shaft creates air circulation through the housing and machine components for...
|
|
|
7061147 |
Superconducting electrical machines for use in navy ships
Superconducting electrical machines, for example motors or generators, especially high-temperature superconducting machines, include a rotor equipped with superconductors, especially...
|
|
|
7057316 |
Downhole torque generator
A torque-generating apparatus includes a first assembly ( 10, 25 ) including a generally cylindrical member of magnetically soft material and having a longitudinal axis and a second assembly ( 2 )...
|
|
|
7049717 |
Machine device having superconducting winding and thermosiphon cooling of winding
A superconducting device has a rotor rotatable about an axis of rotation and a superconducting winding in a heat conducting winding carrier. The winding carrier has a central cooling agent cavity...
|
|
|
7034417 |
Rotor assembly capable of dissipating heat
A rotor assembly capable of dissipating heat comprises a shied cover and a hub. The shied cover provides a closed end and an open end with a lateral wall thereof being joined to the closed end and...
|
|
|
7028385 |
Method for improved distribution of cooling air in an electric machine
Method for retrofitting an electric machine to reduce temperature rise therein. The method allows for removing at least a portion of an originally assembled coil support on a spider structure of...
|
|
|
7015606 |
Heat-dissipated mechanism for outer-rotor type brushless DC fan motor
An outer-rotor type brushless fan motor is provided, wherein the outer edge of a stator of the outer-rotor type brushless fan motor is surrounded in the cup-shaped outer periphery of a rotor case...
|
|
|
7012347 |
Superconducting rotor with cooling system
Disclosed herein is a superconducting rotor with a cooling system located inside. The rotor comprises a superconducting field coil for generating a strong magnetic field, a field coil supporting...
|
|
|
6992412 |
Rotary electric machine having laminated armature core
An armature composed of a shaft and an armature core is rotatably supported in a housing of a rotary electric machine. The shaft is forcibly inserted into a center hole of the armature core formed...
|
|
|
6982506 |
Cooling of high speed electromagnetic rotor with fixed terminals
A rotary electric machine assembly includes a stator and a shaft including a hollow core. Mounted onto the shaft is an inner-flanged band with an inner hub, a first flange and a first containment...
|
|
|
6965185 |
Variable pitch manifold for rotor cooling in an electrical machine
A rotor in an electrical machine, the rotor comprises a magnetic core having at least two poles, a plurality of winding assemblies, one for each pole, and a cylindrical tube enclosing the magnetic...
|
|
|
6952070 |
Capped flat end windings in an electrical machine
End windings of the field windings of a generator rotor body are flattened. A cap having a flat undersurface overlies the flattened end windings and an enclosure ring extends about the end windings...
|
|
|
6949847 |
Rotary joint
In a rotary joint A including an electric signal slip ring 31 for passing different electric signals between a stator 1 and a rotor 6 , for the purpose of stable transmission of electric...
|
|
|
6921992 |
Machine with a superconducting winding arranged in a winding carrier and means for holding said winding carrier
The machine included a rotor which is rotatably arranged about an axis of rotation with a superconducting winding in a winding carrier. In order to hold the winding carrier inside the outer housing...
|
|
|
6903470 |
High speed generator with high-power rotating rectifiers cooling system
A rectifier hub and associated cooling method provide increased cooling efficiency for rotating rectifier diodes in a dry cavity generator. The rectifier hub has an inner and an outer...
|
|
|
6897581 |
High speed generator with the main rotor housed inside the shaft
A high speed generator has its main rotor located within the main generator shaft assembly. The main rotor is mounted on a substantially hollow rotor shaft, which is also mounted within the main...
|