US PATENT SUBCLASS 152 / 287
.~.~.~.~.~ Enclosed

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

151  DF  TIRES, RESILIENT {14}
246  DF  .~ Cushion {4}
247  DF  .~.~ Metallic springs {4}
284  DF  .~.~.~ Coil {2}
285  DF  .~.~.~.~ Circumferential {2}
287.~.~.~.~.~ Enclosed {1}
288  DF  .~.~.~.~.~.~> Arcuate interior surface

DEFINITION

Classification: 152/287

All the circumferentially extending coil springs are completely enclosed in an enclosure common to all. This enclosure may consist of a plurality of elements.

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