US PATENT SUBCLASS 290 / 22
.~.~ Starting and generating dynamo
Current as of:
June, 1999
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290 /
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PRIME-MOVER DYNAMO PLANTS
7
DF
ELECTRIC CONTROL
{10}
*
DD
.~ Traction {5}
22
.~.~ Starting and generating dynamo {2}
23
DF
.~.~.~
> Rotary field and armature {1}
25
DF
.~.~.~
> Engine control {1}
DEFINITION
Classification: 290/22
Electric-control traction prime-mover dynamo plants including a dynamo electric machine which acts as a motor for starting the prime mover and as a generator.