US PATENT SUBCLASS 301 / 39.1
.~.~ Tire or rim

Current as of: June, 1999
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301 /   HD   LAND VEHICLES: WHEELS AND AXLES

5.1  DF  WHEEL {21}
38.1  DF  .~ Emergency {2}
39.1.~.~ Tire or rim {4}
40.1  DF  .~.~.~> Traction increasing {1}
40.3  DF  .~.~.~> Safety emergency tire or rim
40.4  DF  .~.~.~> Rim clamp for securing emergency tire to rim
40.5  DF  .~.~.~> Cover cleated to wheel to provide smooth road surface

DEFINITION

Classification: 301/39.1

Tire or rim:

(under subclass 38.1) Wheel in which a tire or rim is used for emergency purposes instead of a whole wheel.

SEE OR SEARCH CLASS

152, Resilient Tires and Wheels,

152, for an emergency resilient tire; subclass 158 for a resilient tire with a filler to support the wheel, as if inflated, during an emergency; and subclasses 516-521 for a run-flat tire, i.e., a tire with an internal support.