US PATENT SUBCLASS 290 / 7
ELECTRIC CONTROL

Current as of: June, 1999
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290 /   HD   PRIME-MOVER DYNAMO PLANTS

7ELECTRIC CONTROL {10}
8  DF  .~> Excitation dynamo
*  DD  .~> Traction {5}
30 R  DF  .~> Demand starters {2}
31  DF  .~> Starting and generating dynamo {2}
36 R  DF  .~> Electric-starting motor with generator {2}
38 R  DF  .~> Electric-starting motor {5}
39  DF  .~> Rotary field and armature
40 R  DF  .~> Engine control {7}
42  DF  .~> Tide and wave motors
43  DF  .~> Fluid-current motors {1}

DEFINITION

Classification: 290/7

Prime-mover dynamo plants including control of, by or through an electric circuit.

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3, 4 and 5.