US PATENT SUBCLASS 60 / 39.821
.~.~ With ignition device

Current as of: June, 1999
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60 /   HD   POWER PLANTS

39.01  DF  COMBUSTION PRODUCTS USED AS MOTIVE FLUID {31}
722  DF  .~ Combustion products generator {14}
39.821.~.~ With ignition device {7}
39.822  DF  .~.~.~> Catalytic type
39.823  DF  .~.~.~> Pyrotechnic squib or charge type
39.824  DF  .~.~.~> Hypergolic type
39.825  DF  .~.~.~> Single shot liquid type
39.826  DF  .~.~.~> Pilot or torch type
39.827  DF  .~.~.~> Spark type
39.828  DF  .~.~.~> Incandescent type

DEFINITION

Classification: 60/39.821

With ignition device:

(under subclass 39.69) Combustion devices in combination with an ignition device in the form of means to provide a source of heat to initiate combustion of a fuel charge or to maintain combustion within a combustion products generator.

SEE OR SEARCH THIS CLASS, SUBCLASS:

39.06, for processes of ignition. 39.14, for igniters

combined with starting devices.

SEE OR SEARCH CLASS

123, Internal-Combustion Engines,

143+, for igniters for internal-combustion engines.

431, Combustion, appropriate subclass for a residual fuel burner having an ignition means.