US PATENT SUBCLASS 432 / 217
.~ Dividing wall in casing forms combustion and heat storage chambers

Current as of: June, 1999
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432 /   HD   HEATING

214  DF  HEAT GENERATING MEANS HEATS HEAT STORAGE MASS OF SOLID MATERIAL {3}
217.~ Dividing wall in casing forms combustion and heat storage chambers {1}
218  DF  .~.~> Annular divider forms concentric chambers

DEFINITION

Classification: 432/217

(under subclass 214) Apparatus including a casing and a partition therein defining a distinct combustion chamber and a chamber holding the heat storage mass.