US PATENT SUBCLASS 152 / 246
.~ Cushion

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

151  DF  TIRES, RESILIENT {14}
246.~ Cushion {4}
247  DF  .~.~> Metallic springs {4}
300  DF  .~.~> Sectional {5}
310  DF  .~.~> Casing enclosed core {1}
323  DF  .~.~> Integral {3}

DEFINITION

Classification: 152/246

The tires are resilient and absorb road shocks by other than pneumatic means.

(1) Note. Tread surfaces of wood have been regarded as resilient, and placed in this class.

(2) Note. For cushion tires specially adapted for use with railway vehicles, see Class 295, Railway Wheels, and Axles, subclasses 11+.

SEE OR SEARCH CLASS

156, Adhesive Bonding and Miscellaneous Chemical Manufacture,

112+, and 404 for processes and apparatus for making

nonpneumatic cushion tires.