US PATENT SUBCLASS 123 / 466
.~.~.~.~ Having an antitampering device

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}
457  DF  .~.~.~ Regulating means adjusts fuel pressure {9}
466.~.~.~.~ Having an antitampering device

DEFINITION

Classification: 123/466

Having an antitampering device:

(under subclass 457) Subject matter wherein said regulating means includes means to sense or determine if said regulating means has been tampered with.

(1) Note. The device may sense abnormal fuel pressure and take corrective action, such as engine shutoff, or may only indicate that the regulating means has been tampered with.