US PATENT SUBCLASS 123 / 559.1
.~ Supercharger

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

434  DF  CHARGE FORMING DEVICE (E.G., POLLUTION CONTROL) {29}
559.1.~ Supercharger {9}
559.2  DF  .~.~> Pressure exchange with exhaust gas
559.3  DF  .~.~> With clutch
560  DF  .~.~> Two-cycle compressor feeds a four-cycle engine
561  DF  .~.~> Variable ratio compressor driven supercharger
562  DF  .~.~> Multiple superchargers
563  DF  .~.~> Intercooler
564  DF  .~.~> Boost control
565  DF  .~.~> Supercharger is driven independently of the engine
566  DF  .~.~> Funnel-type supercharger (e.g., ram-air)

DEFINITION

Classification: 123/559.1

Supercharger:

(under subclass 434) Subject matter wherein means is employed to increase the pressure of the inlet air or charge over that which would be present in a normally aspirated (piston suction alone) engine.

SEE OR SEARCH CLASS

60, Power Plants,

598+, for exhaust gas driven superchargers.