US PATENT SUBCLASS 156 / 359
.~.~ Of temperature and/or motion of heat exchange means


Current as of: June, 1999
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156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

349  DF  SURFACE BONDING MEANS AND/OR ASSEMBLY MEANS THEREFOR {34}
350  DF  .~ Automatic and/or material-triggered control {9}
359.~.~ Of temperature and/or motion of heat exchange means


DEFINITION

Classification: 156/359

(under subclass 350) Apparatus in which (1) the temperature of a portion of the apparatus is controlled and/or (2) the movement of said portion of the apparatus to apply or vary the degree of heat exchange is controlled.

(1) Note. Mere thermostatic control to only maintain constant temperature of a tool, material or work is conventional and excluded from this subclass. Search for such subject matter should be made in various classes providing for heating or heat controls.