Airport lighting sequence control

Electrical transmission or interconnection systems – Switching systems – With operation facilitating feature

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Details

340 26, G08G 506

Patent

active

043130631

ABSTRACT:
An airport lighting system is provided with a plurality of groups of lights, each light group being assigned to a specific taxiway. The system further includes a selector switch to control a plurality of relay circuits for selecting and reselecting the light groups to be energized. Sequencing means automatically deactivates the regulated power prior to making new selections of light groups and thereafter returns the regulated power.

REFERENCES:
patent: 2486198 (1949-10-01), Newstedt
patent: 3152327 (1964-10-01), Barker
patent: 3531765 (1970-09-01), Christianson et al.
patent: 3715741 (1973-02-01), McWade et al.
patent: 4010380 (1977-03-01), Bailer et al.

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