US PATENT SUBCLASS 105 / 170
.~.~ Caster-wheel type

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

157.1  DF  TRUCKS {27}
165  DF  .~ Radial {4}
170.~.~ Caster-wheel type

DEFINITION

Classification: 105/170

(under subclass 165) Trucks wherein each wheel is swiveled and follows a curved track by swiveling on a vertical axis which intersects the contact-point of the wheel and rail.