US PATENT SUBCLASS 188 / 52
.~.~ Four wheel spreading

Current as of: June, 1999
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188 /   HD   BRAKES

2 R  DF  VEHICLE {19}
33  DF  .~ Railway {15}
52.~.~ Four wheel spreading {1}
53  DF  .~.~.~> Divided beam {2}

DEFINITION

Classification: 188/52

The brakes are between the wheels of the four-wheel truck and are pushed or pulled outwardly.