US PATENT SUBCLASS 493 / 231
.~.~.~ Including folding

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


493 /   HD   MANUFACTURING CONTAINER OR TUBE FROM PAPER; OR OTHER MANUFACTURING FROM A SHEET OR WEB

51  DF  CONTAINER MAKING {2}
186  DF  .~ Pliable container (e.g., bag, envelope, etc.) {9}
227  DF  .~.~ With cutting, breaking, tearing, or abrading {5}
231.~.~.~ Including folding {3}
232  DF  .~.~.~.~> Notching of work edge
233  DF  .~.~.~.~> Partial severance to form interconnected products {1}
235  DF  .~.~.~.~> Severing of container or container blank from web {1}

DEFINITION

Classification: 493/231

Including folding:

(under subclass 227) Method or apparatus including bendingly stressing a sheet or web workpiece beyond its elastic limit along a line to form a permanent crease.

SEE OR SEARCH THIS CLASS, SUBCLASS:

68, for making a rigid container including folding and assembling combined with cutting, breaking, tearing, or abrading by a rotary tool.

69+, for making a rigid container including folding combined with cutting, breaking, tearing, or abrading by a rotary tool.

79+, for making a rigid container including folding combined with cutting, breaking, tearing, or abrading by a reciprocatory tool.

151, for making a rigid container including container coating with an adhesive and folding.

162+, for making a rigid container including folding. 243+, for making a pliable container including folding.

353, for folding combined with cutting, breaking, tearing, or abrading by a composite tool.

356+, for folding combined with cutting, breaking, tearing, or abrading, generally.

405+, for folding, generally, of a sheet or web.