US PATENT SUBCLASS 123 / 294
COMBUSTION CHAMBER MEANS HAVING FUEL INJECTION ONLY

Current as of: June, 1999
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123 /   HD   INTERNAL-COMBUSTION ENGINES

294COMBUSTION CHAMBER MEANS HAVING FUEL INJECTION ONLY {9}
295  DF  .~> Combustible mixture stratification means
296  DF  .~> Injector is an integral part of engine valve
297  DF  .~> Combination igniting means and injector
298  DF  .~> Injection of fuel onto igniter, deflector, heater, or atomizer
299  DF  .~> Using multiple injectors or injections {1}
301  DF  .~> Injected fuel spraying into whirling fluid
302  DF  .~> Air entering combustion chamber through plural inlets {1}
304  DF  .~> Injecting diverse fuels or different states of same fuel
305  DF  .~> Having a particular relationship between injection and ignition characteristics (e.g., nozzle location, spray pattern, timing relative to igniter location, timing)

DEFINITION

Classification: 123/294

COMBUSTION CHAMBER MEANS HAVING FUEL INJECTION ONLY:

(under the class definition) Subject matter in which all fuel, liquid or gaseous, and unmixed with air, is supplied under pressure to the interior of the combustion or working chamber.

SEE OR SEARCH THIS CLASS, SUBCLASS:

495+, for a fuel pump available for supplying fuel to form the combustible charge in an engine of the type in this subclass.

531+, for engines having air-fuel mixture injected into combustion chamber.

SEE OR SEARCH CLASS

239, Fluid Sprinkling, Spraying, and Diffusing,

533.2+, for injection nozzle structure, per se.

417, Pumps, 364, for a fuel pump available for supplying fuel to form the combustion charge in an engine of the type in this subclass.