US PATENT SUBCLASS 432 / 138
.~.~.~.~ Rotary section


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}
137  DF  .~.~.~ Movable chamber floor section carried by external guide or axle {1}
138.~.~.~.~ Rotary section


DEFINITION

Classification: 432/138

(under subclass 137) Apparatus in which the floor section is carried for movement about a vertical axis.