US PATENT SUBCLASS 152 / 324
.~.~.~ With recesses

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

151  DF  TIRES, RESILIENT {14}
246  DF  .~ Cushion {4}
323  DF  .~.~ Integral {3}
324.~.~.~ With recesses {1}
325  DF  .~.~.~.~> Chambered

DEFINITION

Classification: 152/324

The integral cushion tire is provided with surface depressions or indentations. This includes recesses of large circumferential extent, and they may be grooves extending entirely around the tire.

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