US PATENT SUBCLASS 220 / 615
.~.~ Interlocked joint

Current as of: June, 1999
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220 /   HD   RECEPTACLES

600  DF  END WALL STRUCTURE {8}
610  DF  .~ Joint or seam between sidewall and end wall {6}
615.~.~ Interlocked joint {6}
616  DF  .~.~.~> Joint includes separate reinforcing element
617  DF  .~.~.~> Sidewall received in a channel in the end wall
618  DF  .~.~.~> Sidewall includes both a ledge-like area receiving the end wall and means engaging the outer surface of the end wall
619  DF  .~.~.~> Joint bent or rolled outwardly
620  DF  .~.~.~> Joint bent or rolled inwardly
621  DF  .~.~.~> Sidewall and end wall have interlocking grooves

DEFINITION

Classification: 220/615

Interlocked joint:

(under subclass 610) Receptacle wherein a flange-like portion of the sidewall and a similar flange-like portion of the end wall are folded or bent together to form a mechanical securement.

SEE OR SEARCH THIS CLASS, SUBCLASS:

612, for a joint or seam which is both interlocked and adhered.

622, for a joint or seam having a mechanical fastener passing therethrough.

682+, for a sidewall seam or joint having interlocking structure.