US PATENT SUBCLASS 493 / 134
.~.~.~.~ By direct application of fluid

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}
52  DF  .~ Rigid container (e.g., box, carton, cap, cup, etc.) {10}
121  DF  .~.~ Securing {6}
133  DF  .~.~.~ Including heat sealing {2}
134.~.~.~.~ By direct application of fluid

DEFINITION

Classification: 493/134

By direct application of fluid:

(under subclass 133) Method or apparatus including raising the thermal level of a surface of a workpiece by a flow of gaseous or liquid material thereagainst.

SEE OR SEARCH THIS CLASS, SUBCLASS:

191, for making a pliable container including heat sealing and cooling by direct application of fluid.

192, for making a pliable container including heat sealing by direct application of fluid.