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7629717 |
Totally-enclosed fan-cooled motor
In a totally-enclosed fan-cooled motor wherein a drive side of a rotation shaft and a side opposite to the drive side are held by means of bearings and so that drive power would be transmitted from...
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7629719 |
AC generator for vehicles
According to an AC generator for vehicles of the present invention, a terminal mount includes an L-shaped support having a radial extension, in which a metal terminal is contained and which...
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7612474 |
Rectifier assembly with enhanced air cooling
An alternator rectifier assembly includes a rigid load bearing bushing intermediate a stator terminal board and a positive heat sink, wherein a minimum separation distance between the stator...
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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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7605502 |
Automotive alternator with rectifier having high-strength heat sinks
A rectifier of an automotive alternator includes a heat sink that has fitting holes, in each of which one rectifying element is fitted, and a major surface on which the fitting holes open. The heat...
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7592723 |
Vehicular electric rotary machine
A vehicular electric rotary machine of a heat pipe cooling type is disclosed including heat pipe means 14, 14 A, 15, 15 B, associated with a cooling fin 51, 52 and a rear end wall 122 of a...
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7592724 |
Rectifier for automotive alternator
In a rectifier for an automotive alternator, each of the rectifying elements includes a semiconductor chip and a lead electrode that connects the semiconductor chip to a corresponding one of...
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7586224 |
Rotating rectifier assembly
A rectifier assembly includes individual diodes arranged to form a full-wave bridge such that the silicon wafers of the diodes are loaded in compression. As so arranged, the centrifugal forces add...
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7579740 |
Automotive alternator voltage control apparatus
An object of the present invention is to provide a voltage control apparatus enabling reduction in an angle formed by first and second circumferential end surfaces of a general fan shape centered...
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7570488 |
Alternator rectifier
An automotive alternator rectifier including a terminal connection portion configured by connecting a terminal leading out of first unidirectional conducting element bodies disposed on a surface of...
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7569956 |
Automotive tandem alternator having reduced axial length and improved structure for effectively dissipating heat generated by rectifiers
According to the invention, a tandem alternator includes a rotary shaft, a first and a second power generation unit arranged in tandem in the axial direction of the rotary shaft, a housing...
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7557477 |
Electric machine with integrated power electronics and method for producing the bond of the DC bars with the DC contacts surfaces of the power semiconductor of the power electronics
The proposed electric machine with integrated power electronics is modularly constructed, it being possibly prefabricated and separately to install the parts stator carrier ( 2 ), control ( 10 )...
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7541703 |
Rotary electric machine
In a rotary electric machine having a rotary electric machine part and a switching circuit part for performing current control of this rotary electric machine part and a heat-dissipating device for...
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7535137 |
Alternator
An automotive alternator includes: a case; a shaft; a rotor that is fixed to the shaft; a stator that is fixed to an inner wall surface of the case; and a rectifier apparatus that is disposed...
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7535135 |
Brushless electric motor and instrument for a medical apparatus
A brushless electric motor which has a rotor magnet, a coil apparatus for electromagnetically driving the rotor magnet, a rotor shaft for transmitting a rotary movement, which is firmly connected...
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7531925 |
High current capacity rectifier package
Disclosed is a dynamoelectric machine having improved heat dissipation capabilities. The dynamoelectric machine includes a three-phase stator winding with a rectifier assembly electrically...
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7521826 |
Power tools with switched reluctance motor
A method of assembling a power tool, a power tool, a method of assembling an electrical device, and an electrical device includes a switched reluctance motor. The electrical device is preferably a...
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7511392 |
Rotating rectifier module
A rotating rectifier module for rectifying a multiphase alternating current signal provided by a multiphase alternating current power supply includes a housing, a circuit board, a plurality of...
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7501727 |
Alternator voltage control apparatus
An alternator includes: a rotor fixed to a shaft so as to rotate with the shaft; a stator disposed so as to surround the rotor, an alternating current being generated in the stator by a rotating...
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7492068 |
Positioning member and voltage control device for vehicle alternator having the positioning member
A voltage control device for vehicle alternator has an IC chip as an electric component for controlling electric circuits, terminals connected electrically to the IC chip for controlling electric...
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7482719 |
Vehicle AC generator having cooling fins of voltage regulator protruding to positions external to a housing which covers a main body of the voltage regulator
In a vehicle AC generator having a housing that covers a voltage regulator equipped with external cooling fins, and a cooling fan which rotates with the generator rotor to draw external air through...
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7479718 |
Electric rotating machine
An electric rotating machine comprises: a stator; a rotor that includes a rotary shaft, and rotates coaxially with the stator; a bracket supporting and fixing the stator, and supporting rotatably...
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7462965 |
Brushless motor
A brushless motor has a stator, a rotor and a circuit board for controlling rotation of the rotor. The stator has iron cores and coils wound around the iron cores. Switching elements for turning on...
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7456532 |
Dynamoelectric machine
A sleeve is mounted to an output terminal so as to be fitted over an output extraction end and is fastened between a cylindrical portion and a relay member mounting nut screwed onto an external...
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7449806 |
Brushless automotive alternator having improved structure for minimizing temperature of auxiliary rectifying elements
According to the present invention, a brushless alternator includes a stationary field winding, a rotor with a rotary shaft, a bearing rotatably supporting an end portion of the rotary shaft, a...
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7414339 |
Vehicular rotating electrical machine apparatus
[Problem] In a vehicular rotating electrical machine apparatus mounted in an electric vehicle or a hybrid electric vehicle, a rotating electrical machine apparatus in which a rotating electrical...
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7414326 |
Regulator system for alternator
An improved regulator system is disclosed for controlling a field winding of an alternator to regulate the charging of a battery. The improved regulator system comprises an internal regulator...
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7411324 |
Generator-motor
A generator-motor includes an alternator, electrode plates, a substrate, MOS transistors, and an MOS driver. Electrode plates are arranged on an end surface of the alternator so as to substantially...
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7397157 |
Tandem rotary electric machine
A tandem rotary electric machine, to be applicable to various types of mobile bodies such as vehicles, is equipped with a primary rotary electric machine and a secondary rotary electric machine...
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7378767 |
AC dynamo electric machine with magnetic reluctance portion linking rotational position detector to AC dynamo electric machine body
An AC dynamo electric machine for a motor vehicle includes an AC dynamo machine body 100 composed of a rotor 10 constituted by a first rotatable shaft 12 supported rotatably by a pair of...
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7368839 |
Slip ring end frame
The slip ring end (SRE) frame is an SRE frame of popular small dimension designed to allow available larger rectifier assemblies having larger heat sinks to be fitted into the SRE frame, thus...
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7368840 |
Brushless motor
The brushless motor includes: a housing; a stator which is stored and fixed in the housing; a rotor which is rotatably arranged inside the stator; a bracket which is fixed to the housing; a...
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7362019 |
Vehicle alternator
A vehicle alternator for generating electric power has a stator, a rotor, a rectifier, a regulator case, and a cooling fin part. A stator winding is wound on the stator. The rotor is placed on...
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7339296 |
Ac generator having built-in voltage regulator
An ac generator for a vehicle includes a rotor having a field coil, a stator having a stator winding disposed around the rotor to provide ac power in cooperation with the rotor, a brush unit...
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7336008 |
Weld joining portion of a vehicle alternator
The invention concerns with connection of a lead from an electrical component of an alternator for a vehicle, and provides a terminal shape suitable for TIG welding (arc welding using a gas...
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7327063 |
Rotary electric machine for vehicles
A rotary electric machine, such as a vehicular AC generator, including a rotor rotatably driven; and a stator having a stator iron core disposed to face the rotor and stator windings mounted at the...
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7282824 |
Press-fitting method and rectifying device having press-fitted member
In a rectifying device for a vehicular AC generator, a rectifying element is press-fitted in a positive-side radiation plate. The radiation plate is prepared in a predetermined shape and an...
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7282825 |
Structure of rectifier for automotive alternator ensuring reliable electrical connection
A rectifier for an automotive alternator includes a heat sink that has a plurality of rectifying elements mounted thereto to dissipate heat generated by operation of the rectifying elements. The...
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7215049 |
Generator for vehicle
A generator for a vehicle includes a stator having an armature coil, a rotor having a field coil and a voltage regulator having a surge absorbing capacitor element and a heat sink. The heat sink...
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7205691 |
Alternator sub-component construction built inside existing automotive generator housing
An alternator sub-component construction is built inside an original antique generator housing or a replica housing, thereby having the appearance of an original generator but functioning with...
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7196441 |
AC generator for vehicles
The present invention provides an AC generator for a vehicle, capable of improving the cooling capability and environmental resistance of a rectifier. The rectifier of the vehicle AC generator...
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7196439 |
Device for cooling the power electronics integrated at the rear of an alternator or a reverse alternator
The invention concerns a rotating electrical machine, in particular an alternator or an alterno-starter for a motor vehicle, comprising: a rotor ( 1 ) centered and fixed on a rotating shaft ( 2 )...
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7187551 |
Module for solid state relay for engine cooling fan control
A power module that includes a lead frame having conductive pads molded in at the base thereof and a heatsink in thermal contact with the conductive pads through a thermally conductive adhesive.
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7183677 |
Automotive alternator having rectifier mounted on heatsink plate with cooling fins
A rotor and a stator are contained in a housing composed of front and rear frames, and a rectifier is mounted on the rear frame and covered with a rear cover having axial and radial openings. A...
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7166943 |
Rotating rectifier assembly with inner mounted diodes
The present invention is a rectifier assembly, which has a first support and a second support. The supports have either a ring or plate shape. Each support has an inner peripheral surface with...
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7166944 |
Cooling plate for alternator rectifier
A diode plate for an electric machine includes a body having a thickness and defining a central axis thereof. A plurality of cooling plates having a uniform thickness of 1 millimeter or less over...
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7141900 |
Connector case for vehicle ac generator
In a vehicle ac generator, a regulator that controls output voltage is mounted to a connector case. The connector case is constructed of a common connector and an individual connector. The common...
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7116021 |
Bridge rectifier for charging system alternator
A charging system includes an alternator body, rotor coil and stator windings. A bridge rectifier is positioned within the alternator body and connected to the stator windings for rectifying the...
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7116020 |
Alternator, in particular for motor vehicle
The alternator comprises a stator ( 12 ), a rotor ( 4 ) disposed inside the stator ( 12 ) and having a plurality of phases, and at least two armature windings, each of which is part of a power...
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7116022 |
AC generator for vehicle
An AC generator has negative pole-side rectifier devices press-fitted to a holder fin so as to dispose a bottom face of the rectifier device on a surface of the holder fin. The holder fin is...
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