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Class Information
Number: 310/185
Name: Electrical generator or motor structure > Dynamoelectric > Rotary > Windings and core structure > Field or excitation windings or structure > Plural field windings > Plural sets of poles
Description: Subject matter having plural sets of poles.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7598633 |
AC motor designed to ensure high efficiency in operation |
Oct. 6, 2009 |
| 7555893 |
Aircraft propulsion system |
Jul. 7, 2009 |
| 7518280 |
Method and system for selectively operating an electric motor |
Apr. 14, 2009 |
| 7466057 |
Claw pole motor stator |
Dec. 16, 2008 |
| 7397156 |
Tandem rotary electric machine |
Jul. 8, 2008 |
| 7365472 |
Electric generator |
Apr. 29, 2008 |
| 7365468 |
Motor stator having transposed winding layers |
Apr. 29, 2008 |
| 7288868 |
Motor generator |
Oct. 30, 2007 |
| 7132773 |
Brushless direct current motor |
Nov. 7, 2006 |
| 7122920 |
Motor and optical apparatus |
Oct. 17, 2006 |
| 7105974 |
AC motor having stator windings formed as loop coils, and control apparatus for the motor |
Sep. 12, 2006 |
| 6984909 |
Motor |
Jan. 10, 2006 |
| 6934468 |
Brushless DC motor and circuit for controlling the same |
Aug. 23, 2005 |
| 6930423 |
Rotation angle detector |
Aug. 16, 2005 |
| 6885162 |
High reliability motor system |
Apr. 26, 2005 |
| 6879075 |
Trapezoidal shaped magnet flux intensifier motor pole arrangement for improved motor torque density |
Apr. 12, 2005 |
| 6847147 |
Dynamoelectric machine having windings that differ in wire gauge and number of winding turns |
Jan. 25, 2005 |
| 6844648 |
Electric motor stator and motor incorporating same |
Jan. 18, 2005 |
| 6844656 |
Electric multipole motor/generator with axial magnetic flux |
Jan. 18, 2005 |
| 6800977 |
Field control in permanent magnet machine |
Oct. 5, 2004 |
| 6713926 |
Thin and lightweight inner rotor motor and disk unit using the same |
Mar. 30, 2004 |
| 6657353 |
Permanent magnet electric machine with energy saving control |
Dec. 2, 2003 |
| 6630764 |
High performance brushless motor and drive for an electrical vehicle motorization |
Oct. 7, 2003 |
| 6563247 |
AC generator having stator assembly with improved phase coil insertion order to reduce noise |
May. 13, 2003 |
| 6555977 |
Disk drive motor position detection using mutual inductance zero crossing |
Apr. 29, 2003 |
| 6462454 |
Rotary electric machine |
Oct. 8, 2002 |
| 6388356 |
Methods and apparatus for controlling electromagnetic flux in dynamoelectric machines |
May. 14, 2002 |
| 6384505 |
Stator with a radial winding |
May. 7, 2002 |
| 6359349 |
Composite type three phase stepping motor |
Mar. 19, 2002 |
| 6351052 |
Method of winding armature coil and coreless motor produced through such method |
Feb. 26, 2002 |
| 6271639 |
Capacitor start single phase induction motor with partial winding starting |
Aug. 7, 2001 |
| 6268675 |
Magnetically journalled electrical drive |
Jul. 31, 2001 |
| 6265800 |
Diskette incorporating permanent magnet generator with reduced cogging torque and permanent magnet generator for use in diskette |
Jul. 24, 2001 |
| 6252331 |
Brushless, separately-excited, variable-speed motor and AC generator/alternator with solenoid-wound, biphase AC rotor |
Jun. 26, 2001 |
| 6236133 |
Three-phase brushless motor |
May. 22, 2001 |
| 6177746 |
Low inductance electrical machine |
Jan. 23, 2001 |
| 6175178 |
Low inductance electrical machine for flywheel energy storage |
Jan. 16, 2001 |
| 6157107 |
Motor with magnetic stator poles inside and outside the rotor magnet |
Dec. 5, 2000 |
| 6051898 |
Stepping motor having external rotor and electromagnetic-combined-permanent-magnet stator |
Apr. 18, 2000 |
| 6051903 |
Switched reluctance motor |
Apr. 18, 2000 |
| 5911453 |
Dynamoelectric machine and method for manufacturing same |
Jun. 15, 1999 |
| 5874795 |
Multi-phase permanent-magnet type electric rotating machine |
Feb. 23, 1999 |
| 5818140 |
Synchronous reluctance electrical motor having a low torque-ripple design |
Oct. 6, 1998 |
| 5811905 |
Doubly-fed switched reluctance machine |
Sep. 22, 1998 |
| 5764036 |
Multiple output decoupled synchronous generator and electrical system employing same |
Jun. 9, 1998 |
| 5744888 |
Multiphase and multipole electrical machine |
Apr. 28, 1998 |
| 5739614 |
Two-phase unipolar driving brushless DC motor |
Apr. 14, 1998 |
| 5736806 |
Cylindrical electrochemical transducer |
Apr. 7, 1998 |
| 5719453 |
2-on coil arrangement for a switched reluctance motor |
Feb. 17, 1998 |
| 5710474 |
Brushless DC motor |
Jan. 20, 1998 |
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