US PATENT SUBCLASS 105 / 100
.~ Epicyclic drive wheels

Current as of: June, 1999
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105 /   HD   RAILWAY ROLLING STOCK

96  DF  WHEEL OR AXLE DRIVE {22}
100.~ Epicyclic drive wheels

DEFINITION

Classification: 105/100

(under subclass 96) Driving connections in which a small inner drive-wheel rests upon the inner rim of the large external traction-wheel and drives the latter.