US PATENT SUBCLASS 123 / 454
.~.~.~.~ Equal pressure valve type


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}
446  DF  .~.~ Fuel pump flow regulation {4}
452  DF  .~.~.~ Nonsequential distributor {4}
454.~.~.~.~ Equal pressure valve type


DEFINITION

Classification: 123/454

Equal pressure valve type:

(under subclass 452) Subject matter wherein the distributor

includes fuel metering valves that are operated by a difference in pressure.

(1) Note. This difference in pressure is the same for all metering valves. Pressurized fuel is usually used as the pressure source.