US PATENT SUBCLASS 248 / 354.2
.~.~ Held in adjusted position by flowable granular material

Current as of: June, 1999
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248 /   HD   SUPPORTS

351  DF  PROPS AND BRACES {5}
354.1  DF  .~ Adjustable length {4}
354.2.~.~ Held in adjusted position by flowable granular material

DEFINITION

Classification: 248/354.2

Held in adjusted position by flowable granular material:

(under subclass 354.1) A support including a mass of particulate matter encompassed by the relatively movable members; and wherein said mass changes shape during length change of the support to hold the members against collapse at selected positions of relative adjustment.