US PATENT SUBCLASS 105 / 112
.~.~ Engaging traction wheel

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

96  DF  WHEEL OR AXLE DRIVE {22}
108  DF  .~ Plane gear {6}
112.~.~ Engaging traction wheel

DEFINITION

Classification: 105/112

(under subclass 108) Plane gears, frictional or toothed, which engage directly with the traction-wheel.