(under subclass 5.1) Wheel comprising (1) a wheel having provision to equalize the weight of one portion thereof with respect to another, or (2) a member particularly adapted to be used on a wheel to equalize the weight of one portion of the wheel with respect to another.
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53.5, for a weight added to a wheel to increase the traction thereof.
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152, Resilient Tires and Wheels,
154.1, for a resilient tire having provision to balance the tire (compared to means to balance the wheel or wheel and tire assembly found in this subclass.)