US PATENT SUBCLASS 340 / 438
.~ Internal alarm or indicator responsive to a condition of the vehicle

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

425.5  DF  LAND VEHICLE ALARMS OR INDICATORS {11}
438.~ Internal alarm or indicator responsive to a condition of the vehicle {13}
439  DF  .~.~> Operation efficiency (e.g., engine performance, driver habits)
440  DF  .~.~> Tilt, imbalance, or overload
441  DF  .~.~> Speed of vehicle, engine, or power train
442  DF  .~.~> Tire deflation or inflation {2}
449  DF  .~.~> Temperature
450  DF  .~.~> Fluid level {3}
451  DF  .~.~> Fluid pressure {1}
453  DF  .~.~> Brake or clutch condition {1}
455  DF  .~.~> Battery charging system condition
456  DF  .~.~> Gear position
457  DF  .~.~> Reminder {4}
458  DF  .~.~> Lamp or lamp circuit condition
459  DF  .~.~> Plural conditions {2}

DEFINITION

Classification: 340/438

Internal alarm or indicator responsive to a condition of the vehicle:

(under subclass 425.5) Subject matter wherein the alarm or indicator is actuated in response to a specific condition of the vehicle and the alarm or indicator communicates with an occupant of the vehicle (e.g., the driver).

(1) Note. Included in this and the indented subclasses are: (a) fully automatic alarms and indicators (e.g., fluid level indicators) and (b) indicators which automatically respond to a manual actuation of a system (e.g., gear position indicators.

SEE OR SEARCH THIS CLASS, SUBCLASS:

286.01+, for automatic or manual alarms and indicators having only nominal vehicle structure.

901+, for vehicle mounted alarms or indicators which respond to a condition or stimulus external to the vehicle.