US PATENT SUBCLASS 267 / 86
.~ Diverse types of superposed metallic springs

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

80  DF  SPRING PANEL {9}
86.~ Diverse types of superposed metallic springs {2}
87  DF  .~.~> Sinuous spring loading surface supported by other spring
88  DF  .~.~> Compressible coil spring loading surface supported by other spring

DEFINITION

Classification: 267/86

(under subclass 80) Device in which two or more different

types of metal springs (as leaf, coil, zigzag, elliptical, etc.) cooperate to support the load, and the different types are disposed one above the other.

SEE OR SEARCH THIS CLASS, SUBCLASS:

151+, for compound springs, in general.

259+, for a compound spring especially adapted for vehicle use.