US PATENT SUBCLASS 267 / 281
.~.~.~ And attached inner and outer metallic sleeves

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

2  DF  VEHICLE {14}
273  DF  .~ Torsion {8}
279  DF  .~.~ Elastomeric torsion spring {2}
281.~.~.~ And attached inner and outer metallic sleeves {1}
282  DF  .~.~.~.~> Plural concentric elastomeric rings

DEFINITION

Classification: 267/281

And attached inner and outer metallic sleeves:

(under subclass 279) Spring device including an inner and an outer ring, each formed of metal and fastened to the spring element in such a manner that the spring element occupies an annular space defined between the two rings.