US PATENT SUBCLASS 123 / 41.59
.~.~.~ Adjustable discharge

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

41.01  DF  COOLING {27}
41.56  DF  .~ Air-cooled {7}
41.58  DF  .~.~ Flow-regulating means {1}
41.59.~.~.~ Adjustable discharge

DEFINITION

Classification: 123/41.59

(under subclass 41.58) Subject matter wherein the flow of air through the duct of passage is controlled by adjustable means at the discharge end of the duct or passage.