US PATENT SUBCLASS 310 / 183
.~.~.~.~.~ Damper winding

Current as of: June, 1999
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310 /   HD   ELECTRICAL GENERATOR OR MOTOR STRUCTURE

10  DF  DYNAMOELECTRIC {5}
40 R  DF  .~ Rotary {28}
179  DF  .~.~ Windings and core structure {7}
180  DF  .~.~.~ Field or excitation windings or structure {9}
182  DF  .~.~.~.~ With short-circuited winding or conductor {1}
183.~.~.~.~.~ Damper winding

DEFINITION

Classification: 310/183

(under subclass 182) Subject matter having a damper type winding.

(1) Note. A damper winding is a winding which acts to absorb higher frequencies of magnetic flux by ohmic dissipation or by the generation of induced currents which oppose the higher frequencies of flux.