US PATENT SUBCLASS 152 / 64
.~.~.~.~.~.~ Studs or lugs

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

1  DF  SPRING WHEELS {3}
17  DF  .~ Spring encircling rigid annulus {10}
53  DF  .~.~ Pneumatic spring {3}
56  DF  .~.~.~ Annular {4}
59  DF  .~.~.~.~ With separate annulus guide {1}
60  DF  .~.~.~.~.~ Combined drive {6}
64.~.~.~.~.~.~ Studs or lugs

DEFINITION

Classification: 152/64

In a spring wheel having a spring encircling rigid annulus supported by an annular pneumatic spring, with guide means and combined drive, the drive consists of a laterally extending stud on the rigid annulus engaging an element on the wheel center of vice versa.