US PATENT SUBCLASS 340 / 971
.~ Nonalarm flight indicator

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

945  DF  AIRCRAFT ALARM OR INDICATING SYSTEMS {11}
971.~ Nonalarm flight indicator {7}
972  DF  .~.~> Runway presentation
973  DF  .~.~> Indicator of at least four flight parameters (altitude, speed, etc.)
974  DF  .~.~> Attitude {2}
977  DF  .~.~> Altitude
978  DF  .~.~> Speed
979  DF  .~.~> Heading (includes deviation from desired course)
980  DF  .~.~> Indicator visible in pilot's line of sight through windscreen

DEFINITION

Classification: 340/971

Nonalarm flight indicator:

(under subclass 945) Subject matter having means on-board the aircraft to indicate to the pilot information concerning a flight condition.

SEE OR SEARCH THIS CLASS, SUBCLASS:

963, for similar systems with a flight condition alarm.