US PATENT SUBCLASS 156 / 583.4
.~.~.~ Nonuniform heating

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

Internet Version by PATENTEC © 1999      Terms of Use


156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

349  DF  SURFACE BONDING MEANS AND/OR ASSEMBLY MEANS THEREFOR {34}
580  DF  .~ Presses or press platen structures, per se {3}
583.1  DF  .~.~ Heated {7}
583.4.~.~.~ Nonuniform heating

DEFINITION

Classification: 156/583.4

Nonuniform heating:

(under subclass 583.1) Apparatus in which the area to be bonded has a temperature gradient along it or the area is bonded in a discontinuous manner.

(1) Note. Included in this subclass are pressure surfaces in which only limited portions of the surface area are heated, e.g., cylindrical rotating members, etc.. Also included are ridged pressure surfaces.