US PATENT SUBCLASS 52 / 684
.~.~ Support member retaining means movable or deformable to final position

Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

633  DF  OPENWORK; E.G., TRUSS, TRELLIS, GRILLE, SCREEN, FRAME, OR REBAR CHAIR {12}
677  DF  .~ Spacer-positioner; e.g., rebar chair {5}
684.~.~ Support member retaining means movable or deformable to final position {1}
685  DF  .~.~.~> Crossed supported member type

DEFINITION

Classification: 52/684

(under subclass 679) Structure including a member which is moved or deformed at least in part to overlie the supported reinforcing member to positively secure it to distance defining means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

686, 687+, and 719, for a similar device which may be simply flexed, rather than permanently deformed, to provide a friction grip.