US PATENT SUBCLASS 267 / 264
.~.~.~ Including threaded or grooved bearing surface

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

2  DF  VEHICLE {14}
36.1  DF  .~ Leaf {14}
260  DF  .~.~ Having specific end connection {10}
264.~.~.~ Including threaded or grooved bearing surface

DEFINITION

Classification: 267/264

Including threaded or grooved bearing surface:

(under subclass 260) Spring device wherein the connecting structure includes a first apertured element in which pivots a second element, wherein the apertured element and the exterior of the second element are provided with cooperating threads or otherwise grooved or ridged surfaces to restrict relative sliding movement between the two elements.