US PATENT SUBCLASS 152 / 400
.~.~.~.~ Spreaders

Current as of: June, 1999
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152 /   HD   RESILIENT TIRES AND WHEELS

151  DF  TIRES, RESILIENT {14}
375  DF  .~ Wheel securing means {8}
396  DF  .~.~ Separable rim parts {3}
399  DF  .~.~.~ Interior clamps {1}
400.~.~.~.~ Spreaders {1}
401  DF  .~.~.~.~.~> Combined sectional channel

DEFINITION

Classification: 152/400

The interior clamps act laterally or laterally and downwardly to clamp adjacent portions of the tire against flanges on the rim.

(1) Note. For bridge washers, see this class, subclass 430.