US PATENT SUBCLASS 123 / 467
.~.~ Drip prevention means at injector nozzle

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

434  DF  CHARGE FORMING DEVICE (E.G., POLLUTION CONTROL) {29}
445  DF  .~ Fuel injection system {5}
467.~.~ Drip prevention means at injector nozzle

DEFINITION

Classification: 123/467

Drip prevention means at injector nozzle:

(under subclass 445) Subject matter wherein the system includes means to prevent drip or drool at the nozzle when injection is not occurring.

(1) Note. The device may, for example, positively hold the injector closed, or bleed excess fuel from the injector or fuel line to a fuel storage tank means.

SEE OR SEARCH CLASS

239, Fluid Sprinkling, Spraying, and Diffusing,

533.02+, for injector nozzle structure.