US PATENT SUBCLASS 40 / 394
.~.~.~ Hinge element cooperating with base

Current as of: June, 1999
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40 /   HD   CARD, PICTURE, OR SIGN EXHIBITING

371  DF  REGISTER, OR FILE (E.G., TELEPHONE DIRECTORY FILE) {8}
388  DF  .~ Hinge mounted file item or file item support {6}
391  DF  .~.~ Overlying with end exposed (i.e., shingled) {7}
394.~.~.~ Hinge element cooperating with base {2}
395  DF  .~.~.~.~> Releasably attached to file item {1}
397  DF  .~.~.~.~> Extended hinge

DEFINITION

Classification: 40/394

Hinge element cooperating with base:

(under subclass 391) Device with a base whose cross section has channel-shaped portions disposed in spaced face-to-face relation, connected by a sheet-like web, which portions by virtue of their shape cooperate with the hinge means or an element thereof in holding a file item in an overlapped relation with the next item.

SEE OR SEARCH THIS CLASS, SUBCLASS:

400, for similar subject matter wherein the said channel-shaped portion contains apertures which help hold items in overlapped relation.