US PATENT SUBCLASS 305 / 157
ENDLESS BELT HAVING NONMETALLIC TRACK OR TREAD

Current as of: June, 1999
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305 /   HD   WHEEL SUBSTITUTES FOR LAND VEHICLES

157ENDLESS BELT HAVING NONMETALLIC TRACK OR TREAD {5}
158  DF  .~> Track formed of flexible sections
159  DF  .~> Track formed of rigid nonmetallic links {3}
165  DF  .~> Track formed of endless flexible belt {6}
183  DF  .~> With connecting means for reinforcement elements
184  DF  .~> With friction drive structure

DEFINITION

Classification: 305/157

ENDLESS BELT HAVING NONMETALLIC TRACK OR TREAD:

(under the class definition) Apparatus including a continuous

band having a ground engaging surface or projection made of high strength molded plastic, Teflon, synthetic rubber, or other similar material.