US PATENT SUBCLASS 267 / 279
.~.~ Elastomeric torsion spring

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

2  DF  VEHICLE {14}
273  DF  .~ Torsion {8}
279.~.~ Elastomeric torsion spring {2}
280  DF  .~.~.~> Plural axially spaced elastomeric elements
281  DF  .~.~.~> And attached inner and outer metallic sleeves {1}

DEFINITION

Classification: 267/279

Elastomeric torsion spring:

(under subclass 273) Spring device wherein the spring element is formed of rubber or a material which exhibits similar characteristics.

SEE OR SEARCH CLASS

384, Bearings,

220+, and 297 for a nonmetallic sleeve or liner for a rotary plain bearing.

464, Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts, appropriate subclasses for a nonmetallic torsion spring coupling or housing for a rotary shaft.