| Patent Number |
Title Of Patent |
Date Issued |
| D470456 |
Stator of vehicle alternator |
February 18, 2003 |
|
| D458222 |
Stator of AC generator for vehicles |
June 4, 2002 |
|
| D448729 |
Stator of AC generator for vehicles |
October 2, 2001 |
|
| D448343 |
Stator of AC generator for vehicles |
September 25, 2001 |
|
| D448004 |
Stator of AC generator for vehicles |
September 18, 2001 |
|
| D447731 |
Stator of AC generator for vehicles |
September 11, 2001 |
|
| D447115 |
Stator of AC generator for vehicles |
August 28, 2001 |
|
| D447114 |
Stator of AC generator for vehicles |
August 28, 2001 |
|
| 7274127 |
Automotive alternator and automotive alternator brush abrasion detection system |
September 25, 2007 |
| A brush holding apparatus is mounted to an inner wall surface of a rear bracket and a cap mounted to a head portion of a brush holder portion is exposed through an opening in the rear bracket. Brushes are housed inside brush insertion apertures of the brush holder portion and are placed |
| 7234226 |
Method for manufacturing iron core for rotating-electric machine |
June 26, 2007 |
| An iron core of a rotating-electric machine and a manufacturing method for the same permit a uniform curvature to be easily obtained over an entire circumference of the iron core. The iron core has laminated magnetic plate strips, a cylindrical core proximal portion, a plurality of teeth |
| 7176659 |
Vehicle electrical power supply system for supplying power to a high power load |
February 13, 2007 |
| The present invention provides an electrical power supply system for an automotive vehicle with high reliability and small size in which an adequate power is supplied to both a high power load like a blower motor and a conventional load like a battery by using a conventional alternat |
| 7116032 |
Automotive alternator and automotive alternator brush abrasion detection system |
October 3, 2006 |
| A brush holding apparatus is mounted to an inner wall surface of a rear bracket and a cap mounted to a head portion of a brush holder portion is exposed through an opening in the rear bracket. Brushes are housed inside brush insertion apertures of the brush holder portion and are placed |
| 7049726 |
Stator for dynamo-electric machine |
May 23, 2006 |
| The invention provides a stator for a dynamo-electric machine capable of preventing deterioration of efficiency. In the stator for dynamo-electric machine of which rotor is disposed inside the stator, a stator core 11 comprises: an inside ring core 9 formed annularly by laminating pl |
| 6946759 |
Stator for an automotive alternator and method of manufacturing the same |
September 20, 2005 |
| In a stator for an alternator includes electric conductors which include a plurality of winding sub-portions in each of which one long strand of wire is bent back outside the slots at end surfaces of the stator core and wound into a wave winding so as to alternately occupy an inner layer |
| 6894414 |
Alternator |
May 17, 2005 |
| An alternator is provided with a polyphase stator winding including a number of winding portions in which long strands of wire are wound so as to alternately occupy an inner layer and an outer layer in a slot depth direction within the slots at intervals of a predetermined number of |
| 6886236 |
Stator for an automotive alternator |
May 3, 2005 |
| A stator for an automotive alternator is provided with good installation characteristics for stator coils and which can lower noise. The stator includes a stator core in which a plurality of slots are formed at an inner circumference thereof and stator coils which are fitted into the |
| 6885129 |
Ac generator for vehicle |
April 26, 2005 |
| An object of the present invention is to provide an automotive alternator achieving high output by overlapping a laminated core of a stator and yoke portions of a field rotor in an axial direction, and enabling high-speed and low-speed electromagnetic noise to be reduced by prescribing |
| 6885127 |
Stator for an automotive alternator |
April 26, 2005 |
| A stator for an automotive alternator is provided with good installation characteristics for stator coils and which can lower noise; the stator 8 including, a stator core 122 in which a plurality of slots 125 are formed at an inner circumference thereof and stator coils 23 which are fitt |
| 6865796 |
Method of manufacturing a stator for an alternator with reduced conductor portions |
March 15, 2005 |
| Coil members are obtained by forming width-reduced portions in a wire material over a predetermined longitudinal range generally centered on cutting positions, then removing an insulation coating from the width-reduced portions, and thereafter cutting the wire material at the width-r |
| 6819024 |
Iron core of rotating-electric machine and manufacturing method for the same |
November 16, 2004 |
| An iron core of a rotating-electric machine and a manufacturing method for the same permit a uniform curvature to be easily obtained over an entire circumference of the iron core. The iron core has laminated magnetic plate strips, a cylindrical core proximal portion, a plurality of teeth |
| 6777850 |
Stator and stator core for a dynamoelectric machine and a method for manufacture thereof |
August 17, 2004 |
| A stator core is prepared into a cylindrical shape by abutting four arc-shaped laminated core divisions and welding an outer surface and an inner surface of the abutted portions. Each of the laminated core divisions is prepared by bending into an arc shape a rectangular parallelepipe |
| 6760965 |
Method for manufacturing an alternator |
July 13, 2004 |
| A method for manufacturing an alternator includes preparing a winding assembly formed by bending strands of wire so as to have straight portions which fit into slots, forming a base core by laminating plate-shaped magnetic members formed with the slots, stacking the winding assembly on |
| 6729011 |
Method of manufacturing for a stator core |
May 4, 2004 |
| A method of manufacture for a stator core including the steps of a) punching a stacked plurality of long bands of sheet steel to form strip laminations having tooth portions and core back portions; and b) spirally winding the strip laminations and integrating the wound strip laminations. |
| 6717317 |
Stator for a dynamoelectric machine |
April 6, 2004 |
| In a connection portion of a stator winding, conductor wires extending outward from a slot pair separated by a predetermined number of slots are joined such that end portions of conductor wires extending outward from addresses of the slot pair separated by three or more addresses are joi |
| 6717316 |
Alternator and method of manufacture therefor |
April 6, 2004 |
| An alternator includes a rotor and a stator having a stator core surrounding the rotor, and a polyphase stator winding installed in the stator core, the stator core being provided with an abutting portion extending axially making the stator core into an annular shape by abutting end |
| 6707211 |
Stator for an automotive alternator and method for manufacture thereof |
March 16, 2004 |
| A stator winding is formed by inserting two conductor segments each from a first end surface of a stator core into a pair of slots separated by six slots and joining together end portions of the conductor segments extending outward from a second end surface of the stator core, slot-h |
| 6700296 |
AC generator for vehicle |
March 2, 2004 |
| An object of the present invention is to provide an automotive alternator achieving high output by overlapping a laminated core of a stator and yoke portion of a field rotor in an axial direction, and enabling electromagnetic noise to be reduced by prescribing dimensional relationshi |
| 6700239 |
Automotive alternator |
March 2, 2004 |
| An alternator includes a rear-end fan which is constructed so as to have greater capacity than a front-end fan. The construction is such that a flow rate in a front-end ventilation pathway in which a cooling air flow enters through front-end air intake apertures is deflected centrifugall |
| 6687974 |
Method for manufacturing an alternator |
February 10, 2004 |
| A method for manufacturing an alternator includes preparing a wire-strand group formed by bending strands of wire so as to have straight portions which fit into slots, forming a base core by laminating plate-shaped magnetic members formed with the slots, stacking the wire-strand group on |
| 6664695 |
Stator of AC generator for use in a vehicle with radially aligned, rectilinear polymorphic cross |
December 16, 2003 |
| A stator coil has tooth portions and slot portions defied between adjacent tooth portions. Each tooth portion has a rectangular cross-section perpendicular to the axis of the stator core. A group of conductor wires received in each slot portion includes conductor wires of a circular |
| 6657352 |
Alternator and method of manufacture therefor |
December 2, 2003 |
| An alternator includes a rotor and a stator having a stator core surrounding the rotor, and a polyphase stator winding installed in the stator core, the stator core being provided with an abutting portion extending axially making the stator core into an annular shape by abutting end |
| 6657336 |
Modified output terminal structure of AC generator |
December 2, 2003 |
| A vehicle AC generator comprises a metal bush (43) having a bushing part (43a) loosely fitted onto an output terminal bolt (26) and a fixed part (43b) fixed to the output terminal bolt (26) on the opposite side of a vehicle side connecting terminal (42) of the bushing part (43a), wherein |
| 6657331 |
Automotive alternator |
December 2, 2003 |
| Circumferentially-smooth heat-conducting surfaces are formed on coil ends by rolling a coil end group of a stator winding. A distribution channel for distributing cooling water is disposed in a bracket. A heat-conducting filler is filled between the coil end group and the bracket. |
| 6624544 |
Neutral-point joint portion of stator winding for an alternator |
September 23, 2003 |
| A stator includes a cylindrical stator core and a stator winding composed of a three-phase stator winding portion constructed by connecting three winding phase portions into a three-phase star connection, a neutral point of the stator winding being electrically connected to a rectifier f |
| 6621190 |
Rotor for an automotive alternator |
September 16, 2003 |
| A rotor for an automotive alternator comprises a cylindrical bobbin fitted over the base portions of a pair of field cores having a cylindrical portion and a pair of first and second annular flange portions projecting perpendicularly from both ends of the cylindrical portion, and a field |
| 6614141 |
Automotive alternator and a method for manufacturing a stator therefor |
September 2, 2003 |
| Slots are formed in a stator core at a ratio of two per phase per pole and winding phase portions constituted by star-shaped winding units are installed in the stator core so as to line up in six layers radially. An a-phase winding phase portion, a b-phase winding phase portion, and a |
| 6573631 |
Automotive alternator |
June 3, 2003 |
| An outboard bearing is constituted by a multi-row bearing having one inner ring and one outer ring, a plurality of ball tracks disposed axially between the inner ring and the outer ring, and a plurality of balls disposed in each of the ball tracks. A rectifier is disposed in an outbo |
| 6566781 |
Stator for an automotive alternator |
May 20, 2003 |
| In an automotive alternator including a rotor having first and second claw-shaped magnetic poles fitted onto a rotating shaft, and a stator having a stator core supported between front-end and rear-end brackets, a stator coil which is connected into a three-phase alternating current |
| 6555992 |
Automotive electric power supply assembly |
April 29, 2003 |
| A three-phase alternating-current winding is constructed by forming winding phase portions into a Y connection. The winding phase portions are divided into first and second winding divisions. Outputs from the first winding divisions are rectified and output by a first rectifier, and outp |
| 6552463 |
Dynamo-electric machine having winding phase groups of series-connected windings connected in pa |
April 22, 2003 |
| A stator winding includes a plurality of first to sixth winding sub-portions each having one turn. First series-connected windings are formed with the first, third, and fifth winding sub-portions connected in series. Second series-connected windings are formed with the second, fourth |
| 6531803 |
Alternating current generator for vehicle |
March 11, 2003 |
| The generator comprises a stator core 4 in which a three-phase stator coil 5 is wound and inserted into slots, a first rotor core 8 and a second rotor core 9 which are provided in the side of an inner diameter of this stator core 4 and rotate with a rotating shaft 7, a field coil 10 for |
| 6515393 |
Automotive alternator |
February 4, 2003 |
| Six single phase winding portions are installed in slots disposed at a ratio of two per phase per pole. Each single-phase winding portion has two wave windings formed by winding a conductor wire for a predetermined number of winds into a wave-shaped pattern composed of slot-housed po |
| 6507137 |
Vehicular AC generator |
January 14, 2003 |
| A vehicular AC generator has a stator coil formed by connection of four-turn phase coils by serially inserting coil conductors into slots separated by intervals of three slots, the coil conductors being arranged four in a line in a radial direction. This minimizes the crossover conne |
| 6504283 |
Alternator |
January 7, 2003 |
| An alternator includes a stator having an annular stator core provided with a number of slots extending axially disposed in lines circumferentially so as to open on an inner circumferential side and a stator coil wound into the stator core so as to be installed in the slots, a rotor havi |
| 6501205 |
Alternator |
December 31, 2002 |
| An alternator includes a rotor for forming north-seeking (N) and south-seeking (S) poles about a rotational circumference, a stator having a stator core disposed facing the rotor and a polyphase stator winding installed in the stator core, and a bracket supporting the rotor and the s |
| 6501204 |
Stator for an alternator |
December 31, 2002 |
| A stator for an alternator includes a cylindrical stator core composed of a laminated core formed with a number of slots extending axially at a predetermined pitch in a circumferential direction, and a polyphase stator winding including a number of winding sub-portions in each of which a |
| 6486586 |
Alternator |
November 26, 2002 |
| An alternator includes a rotor including claw-shaped magnetic poles fitted onto a rotating shaft, and a cooling means disposed on an end surface of the claw-shaped magnetic poles, and a stator including a stator core disposed facing the rotor, the stator core having a plurality of slots, |
| 6477761 |
Production method for an AC generator stator core for a vehicle |
November 12, 2002 |
| A thin metal sheet is laminated to form in advance a plurality of core units (of a circular cylinder shape) having the thickness of 1/N (N is a natural number of more than 2) of a predetermined thickness in the laminating direction and this plurality of core units is laminated again |
| 6470563 |
Method of manufacture for a stator core |
October 29, 2002 |
| A plurality of strips formed with tooth portions and core back portions is punched from a single band of sheet steel. Next, a plurality of strips is stacked such that the tooth portions line up together and the core back portions line up together and the stacked plurality of strips is |
| 6469413 |
Alternator |
October 22, 2002 |
| An alternator includes a stator winding in which a plurality of lead wires extending from winding phase groups for each phase are connected in an alternating connection via a terminal assembly for three-phase connection, and the terminal assembly for three-phase connection is disposed at |
