US PATENT SUBCLASS 152 / 84
.~.~.~.~ Oppositely curved pairs

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}
69  DF  .~.~ Leaf spring {8}
80  DF  .~.~.~ End secured {5}
84.~.~.~.~ Oppositely curved pairs

DEFINITION

Classification: 152/84

The end secured leaf spring supports for the spring encircling rigid annulus in the spring wheel are at least in part curved, and arranged in pairs wherein one spring of each pair curves oppositely from the other. This subclass includes springs having straight portions.

(1) Note. For center secured oppositely curved pairs, see this class, subclasses 76-79.