Path guidance indication apparatus for vehicles or craft

Details Path guidance indication apparatus for vehicles or craft Path guidance indication apparatus for vehicles or craft

1992-03-31

1993-04-06

Ng, Jin F.

Communications: electrical

Aircraft alarm or indicating systems

Land-based landing guidance

340955, B64F 118

Patent

active

052007480

ABSTRACT:
Apparatus for indicating to a vehicle or craft a desired path of travel, comprising a body including a plurality of systems adapted to emit electromagnetic radiation over a desired path, means partially to mask electromagnetic radiation emitted by at least some of the systems, and means to rotate the systems whereby the systems and mask means provide continuous and flashing electromagnetic signals for indicating a desired path for a vehicle or craft. The apparaus is particularly suitable for guiding helicopters during landing.

REFERENCES:
patent: 3191146 (1965-06-01), Mitchell
patent: 3447129 (1969-05-01), Birmingham et al.
patent: 3885876 (1975-05-01), Konopka
patent: 4170767 (1979-10-01), Tanner
patent: 4241604 (1980-12-01), Hergenrother
patent: 4532512 (1985-07-01), Tanner
patent: 4707696 (1987-11-01), Task et al.

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