Communications: electrical – Aircraft alarm or indicating systems – Nonalarm flight indicator
Patent
1981-08-27
1985-07-30
Groody, James J.
Communications: electrical
Aircraft alarm or indicating systems
Nonalarm flight indicator
361395, 361424, 358254, 358252, 358253, 312 72, G01C 2100, H05K 114, H04N 572, H04N 564
Patent
active
045325138
ABSTRACT:
In order to provide an aircraft navigation computer display unit for use in an aircraft with limited cockpit panel space, the display unit is provided with a housing configured in a rectangular cross-section and includes a cathode ray tube assembly secured in an upper quadrant of the housing, a power supply secured directly below the CRT assembly and a group of circuit boards vertically orientated in the remaining half of the housing in tracks that permit the removal of the circuit boards from the front of the housing. The display unit also includes a front panel assembly having data entry and function switches enclosed therein and an opening aligned with the CRT. The front panel additionally includes a plastic filter secured to a shoulder of the front panel assembly in front of the CRT wherein the filter is located approximately 0.010 inch from the CRT when the front panel is secured to the housing.
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Global Navigation, Inc.
Groody James J.
Killingsworth Ted E.
McMurry Michael B.
Williamson Harold A.
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