US PATENT SUBCLASS 156 / 471
.~.~.~.~ While still on shape-retaining means

Current as of: June, 1999
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156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

349  DF  SURFACE BONDING MEANS AND/OR ASSEMBLY MEANS THEREFOR {34}
443  DF  .~ With bending, folding, winding, or wrapping means {5}
459  DF  .~.~ For an indefinite or running length flexible web {6}
470  DF  .~.~.~ And means applying separate web to shaped web {1}
471.~.~.~.~ While still on shape-retaining means {1}
472  DF  .~.~.~.~.~> Fluted roll-shape retainer {1}

DEFINITION

Classification: 156/471

(under subclass 479) Apparatus having means maintaining the distorted configuration of the shaped web and means directing the separate web into association with the distorted web while still on the distortion maintaining means.

(1) Note. In this subclass may be found devices inserted into the corrugations of a web to prevent them from collapsing under laminating pressure.