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7635256 |
Housing for an electric machine with auxiliary ventilation
A fan housing for an electric machine includes a housing body for accommodation of the electric machine having a mounting flange for securement to a motor-driven element. The housing body defines a...
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7635935 |
Motor
A motor may include a bearing made of resin for rotatably supporting one end part of the rotor shaft, and an urging member attached to a bearing holder and abutted with a pressurization face of the...
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7633197 |
Dynamoelectric machine
A dynamoelectric machine enabling stator winding temperature detecting precision of a temperature measuring means to be improved while also improving assembly of the dynamoelectric machine is...
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7633260 |
Apparatus and method for starting and stopping an AC induction motor
An apparatus for controlling the starting and stopping of an AC induction motor, the apparatus comprises a first and a second magnetic permeable portions having a plurality of legs wherein a...
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7633196 |
Vehicle-use alternator
The vehicle-use alternator includes a cooling fan rotating in one with a rotating shaft thereof to generate cooling air diffusing substantially in a radial direction of the rotating shaft, to...
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7629715 |
Systems, devices and methods for driving machinery
Certain exemplary embodiments can comprise a system comprising a channel adapted to guide a coolant, the channel bounded at least in part by an inner channel wall defined by a motor housing adapted...
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7629720 |
Vehicle alternator with improved end cover structure
A vehicle alternator is disclosed having a stator, a rotor, a frame surrounding the stator and the rotor, a bowl-shaped end cover mounted on the frame and defining an electric component-part...
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7626292 |
Cast groove electric motor/generator cooling mechanism
An electric motor/generator cooling mechanism is presented. The cooling mechanism includes a hollow cooling jacket having an inner and outer coaxial surface, where the inner surface defines a...
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7622838 |
Axial fan motor
An axial fan motor comprising: a fan having a rotating shaft and composed of a hub and a plurality of vanes provided around the hub, the fan rotating to generate an air flow; a stator substrate set...
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7619338 |
Brushless AC generator for use in automotive vehicle
A brushless AC generator is mounted on a vehicle such as a truck, a farming vehicle or a construction vehicle. The generator is composed of a housing, stator fixedly contained in the housing, a...
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7619337 |
Brushless motor, brushless type fan motor and electric device comprising a brushless type fan motor
In a fan motor, there are provided protruding portions provided integrally with a base member so as to face a magnet and protrude toward the magnet, and openings facing the magnet, in the base...
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7619336 |
Vehicle-use generator with reduced fan noise
The vehicle-use generator driven by a vehicle engine at a rotating shaft thereof includes a rotor rotatably mounted to the rotating shaft, a stator fixedly located radially outward of the rotor, a...
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7615902 |
Motor having breathing hole
A motor includes: a motor element with a rotation shaft; a speed reduction element having a rotation speed reduction device for reducing a rotation speed and a gear housing for accommodating the...
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7615897 |
Cooling device of motor
A motor cooling device including an impeller 2 , supported by a rotary shaft 1 a of a motor 1 , and a fan cover 4 , which encases a front portion and a peripheral portion of the impeller 2 ...
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7612475 |
Ceiling fan motor
A ceiling fan motor includes a housing having top and bottom casing parts, a stator disposed in the housing and having a stator axis, and a rotor unit including a mounting seat that has an inner...
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7608953 |
Alternator provided with improved means for removing electrostatic chargers
The invention relates to an alternator including at least one concentration peak ( 80 ) for the accumulation of electric charges ( 90 ) which is formed on the external face ( 19 ) of a ease bearing...
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7608950 |
Traction motor shaft connected to vehicle ground via drive gear
In order to prevent bearing currents, particularly in converter-operated traction motors ( 1 ), the housing ( 11 ) is grounded via a grounding capacitor (C ground ).
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7608955 |
Motor
A motor includes a first housing, a second housing, a rotor and a stator. The second housing is assembled with the first housing to form an accommodating space. The second housing has a flange...
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7608954 |
Electric motor
A gap surface ( 225 ) on which a circuit board ( 5 ) for driving control is mounted is provided between a first inner surface ( 222 ) and a second inner surface ( 223 ), a tip end of a terminal pin...
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7607220 |
Method for establishing electrical connections in a hybrid electro-mechanical transmission
A method for establishing electrical communication between a control module and a motor/generator in a hybrid electromechanical transmission includes providing a preassembled terminal subassembly...
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7605508 |
Electrical machine with support of the rotor on an end face of the stator
An electrical machine has a stator, a rotor, which features a rotor shaft, and at least one bearing for the rotor. The bearing is supported on a bearing block, which in its turn rests on an end...
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7605506 |
Electric motor with reduction gear mechanism
In a wiper motor including a motor body and a reduction gear apparatus, an accommodating case is integrally provided on a brush holder provided to the motor body, and this accommodating case is...
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7604374 |
Illuminated alternator and method of operation
An illuminated alternator for automotive and other motorized vehicles includes a plurality of illumination devices, such as light emitting diodes, bulbs or lasers. The illumination devices are...
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7598641 |
Electrical machine with preloaded ball race and method for manufacturing the same
An electrical machine with a ball race preloaded by elastic deformation of a bearing end plate as well as a method for manufacturing the same comprises a stator and a rotor with rotor shaft. The...
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7592725 |
Motor and manufacturing method therefor
A motor includes a motor case having an opening part and a stator core disposed in an inside of the motor case. The motor case may include a bottom face part, sidewall parts extended on the opening...
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7586225 |
Hybrid transmission motor module with integral wire connections
A hybrid transmission includes two electric motor modules and a plurality of planetary gear sets operatively connectable to the motor modules and to an engine. The motor modules each include...
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7586227 |
Electric motor for electric fan and assembly method therefor
The invention relates to an electric motor for electric fans having a casing with at least a lid with a hermetic seal and a method for assembly of the motor. The motor ( 1 ) has a casing ( 2 )...
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7579731 |
Miniature brushless motor structure
Disclosed herein is a reliable inner rotor type miniature brushless motor structure wherein, while a field coil is fixedly disposed onto the inner wall of a housing, an end flange is fixedly...
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7579728 |
Electric drive with expandable catch and protective device
An electric drive for an electric motor. The electric drive is made up of components consisting of a brush holder plate and a bearing plate which are interconnected via at least one snap-on...
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7579730 |
Motor and manufacturing method thereof
A motor main body includes a brush holder, which holds a plurality of power supply brushes. A control circuit member includes a drive control IC, which controls rotation of the motor main body, and...
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7576462 |
Electromagnetic exciter
An electromagnetic exciter includes a casing having a cylindrical side wall with first and second end openings. A suspension supports a magnetic circuit assembly vibratably in the cylindrical side...
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7576461 |
Electric motor
The electric motor is a fitment to a customer's unit and in particular to a customer's electronic throttle control unit. The motor comprises a can-like metal housing 10 having one or more...
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7573175 |
Tandem AC generator for vehicle
In a tandem AC generator for a vehicle having dual armature core-Lundel type field core pairs placed in series, an intermediate ring as a cylindrical spacer is placed between the dual armature...
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7573166 |
Rotary electric machine equipped with bearing structure providing enhanced resistance to thrust load
A rotary electric machine which may be used as a starter motor in an engine starter. The rotary electric machine includes a bearing which retains an armature shaft rotatably. The bearing is...
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7554228 |
Cooling fan with an outer rotor motor
A cooling fan with an outer rotor motor supported by a fan housing. A motor housing is disposed within a conduit through the fan housing, while the outer rotor motor is disposed within the motor...
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7554232 |
Protective cover which is intended to be mounted on the rear bearing of a rotating electrical machine, alternator and alternator-starter comprising one such cover
The invention relates to a protective cover which is intended to be mounted on the rear bearing ( 14 ) of a polyphased rotating electrical machine, such as an alternator or an alternator-starter...
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7554235 |
Motor cover and electric motor equipped with the same
A heat sink ( 35 ) is fixed by insert molding to a resin-made motor cover covering a case body fixed to a motor body. A flow-in portion ( 61 ) extending along a straight line and branch portions (...
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7550884 |
Brushless motor
A cutout portion is formed at an outer peripheral side of a stator placing portion provided in a bearing bush for placing a core back portion of a stator. A connecting wire portion of a coil of the...
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7550888 |
Blower motor for vehicle air conditioning system
A motor holder receives a motor main body and includes a plurality of ribs, which are provided to an inner peripheral surface of the motor holder and are engaged with an outer peripheral surface of...
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7550881 |
Vibration damper for generator or motor stator
A vibration damping sleeve for a stator assembly having radial vibration isolator features at both ends is provided. At one end, the vibration damping sleeve comprises a groove for a damping...
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7550886 |
Motor end bell having terminal access opening and cover
A motor end bell assembly includes an end bell having an opening in a face of the end bell for accessing terminals of the motor. An additional aperture in the end bell facilitates passage of a...
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7548001 |
Gear motor in particular for motor vehicle wiper mechanism
The invention is remarkable in that the connection the connection comprise at least one conductor track which is overmolded inside the closure casing, and which is provided with at least one notch...
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7545060 |
Method and apparatus for heat removal from electric motor winding end-turns
An electric motor includes a stator having a plurality of slots. The slots have slot ends and channels formed between the slot ends. A plurality of wire windings is disposed in the slots. A...
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7545064 |
Vehicle alternator with increased shock resistance
A vehicle alternator is disclosed as having a stator having a stator winding, a rotor carried on a rotary shaft and rotatably supported inside an inner periphery of the stator, an electric device...
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7541706 |
Electrical connector for a small electric motor
A electric motor and motor housing assembly includes an electric motor body having spaced apart sockets for receiving and frictionally engaging spaced apart electrical power supply terminals. A...
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7538468 |
Electric motor and electric compressor with improved housing and stator
A housing of an electric motor includes an inner circumferential surface, which includes recesses arranged along the circumferential direction. On an outer circumferential surface of a stator core...
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7531927 |
Vehicle-use AC generator having rear cover formed to prevent intrusion of foreign matter into vicinity of slip rings
The rear cover of a vehicle-use AC generator is integrally formed with a portion that is shaped to enclose at least a part of a circumferentially extending region around the slip rings of the...
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7531926 |
Motor protector endshield mounting bracket
A bracket for mounting a motor protector on an endshield of a motor comprises a tube sized and shaped for receiving the protector. The tube includes at least one integrally formed fastener for...
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7531938 |
Insertable brush holder assembly for electric motor
A brush holder assembly for an electrical motor includes a brush box including a main body and a cover portion, the main body with a cavity and including a set of first arms extending in opposition...
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7528511 |
Cooling system for a vehicle drive assembly
A cooling system for use in a vehicle drive assembly having an electric drive with a rotor and a stator is disclosed. The cooling system is adapted to cool the rotor via a liquid coolant or by...
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