US PATENT SUBCLASS 248 / 594
.~.~.~ Compression spring

Current as of: June, 1999
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248 /   HD   SUPPORTS

560  DF  RESILIENT SUPPORT {16}
580  DF  .~ Including load sustaining bearing or guide {8}
592  DF  .~.~ Resilient means acts through arm or lever {3}
594.~.~.~ Compression spring

DEFINITION

Classification: 248/594

Compression spring:

(under subclass 592) Structure wherein the resilient means is a spring which is placed under compression by the weight of the supported article.