US PATENT SUBCLASS 432 / 148
.~.~.~.~ Baffle, heat radiator, or heating flue in chamber along path

Current as of: June, 1999
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432 /   HD   HEATING

120  DF  WORK CHAMBER HAVING HEATING MEANS {12}
121  DF  .~ Having means by which work is progressed or moved mechanically {9}
136  DF  .~.~ Combustion products generated in or fed to chamber {4}
143  DF  .~.~.~ Having means forming work path from inlet to outlet {5}
148.~.~.~.~ Baffle, heat radiator, or heating flue in chamber along path

DEFINITION

Classification: 432/148

(under subclass 143) Apparatus having (1) a closed combustion products conduit exposed to the path; (2) a baffle guiding the combustion products or shielding work; or (3) a distinct heat radiating structure adjacent the path.