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Class Information
Number: 322/62
Name: Electricity: single generator systems > Generator control > With excitation winding and/or circuit control > Plural sets of poles type of generator
Description: Subject matter where the generator has a plurality of poles, the generator or the excitation circuit being designed so that the generator may be operated as a generator having one number of sets of poles or as a generator having another and different number of sets of poles.

Patents under this class:

Patent Number Title Of Patent Date Issued
7969122 Pole count changing generator Jun. 28, 2011
7646178 Broad-speed-range generator Jan. 12, 2010
7545125 Generator for a motor vehicle having a B12 rectifier Jun. 9, 2009
6864667 Stator winding pattern for reduced magnetic noise Mar. 8, 2005
6774591 Motor/generator Aug. 10, 2004
5764036 Multiple output decoupled synchronous generator and electrical system employing same Jun. 9, 1998
5598091 Three-phase brushless self-excited synchronous generator with no rotor exciting windings Jan. 28, 1997
4935708 High energy pulse forming generator Jun. 19, 1990
4477767 Static excitation system Oct. 16, 1984
4472673 Rotating electric machine with speed/frequency control Sep. 18, 1984
4408152 Single phase, self-regulated alternator Oct. 4, 1983
4321495 Rotary pulse generator Mar. 23, 1982
4318018 Rotary pulse generator Mar. 2, 1982

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