US PATENT SUBCLASS 152 / 381.6
.~.~.~.~.~ With channel filler

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}
378 R  DF  .~.~ Integral rims {3}
379.3  DF  .~.~.~ Interlocking tire and rim {5}
381.3  DF  .~.~.~.~ Deep channel rim {3}
381.6.~.~.~.~.~ With channel filler

DEFINITION

Classification: 152/381.6

With channel fillers:

(under subclass 381.3) Apparatus wherein one or more articles is (are) placed into the depression of the wheel rim, the article or articles at least substantially reaching the level of the wheel rim.