US PATENT SUBCLASS 431 / 201
.~ Structure surrounding annulus guides combustion air to perforations

Current as of: June, 1999
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431 /   HD   COMBUSTION

195  DF  FUEL DISTRIBUTOR UNDERLYING COMBUSTION ANNULUS HAVING AIR FEEDING PERFORATIONS {6}
201.~ Structure surrounding annulus guides combustion air to perforations

DEFINITION

Classification: 431/201

(under subclass 195) Apparatus with an encircling baffle or shield defining a chamber or passage by which air is directed to the perforations in the tube.