US PATENT SUBCLASS 267 / 278
.~.~.~ Screw threaded adjustment

Current as of: June, 1999
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267 /   HD   SPRING DEVICES

2  DF  VEHICLE {14}
273  DF  .~ Torsion {8}
277  DF  .~.~ And adjustment for varying spring loading {1}
278.~.~.~ Screw threaded adjustment

DEFINITION

Classification: 267/278

Screw threaded adjustment:

(under subclass 277) Spring device wherein the means for varying the spring loading comprises two contacting elements, one having a helically ribbed surface which engages cooperating structure on the other element, whereby relative rotation between the two elements causes a corresponding change in spring loading.