Education and demonstration – Vehicle operator instruction or testing – Flight vehicle
Patent
1982-01-28
1983-10-25
Hum, Vance Y.
Education and demonstration
Vehicle operator instruction or testing
Flight vehicle
358104, G09B 908
Patent
active
044116276
ABSTRACT:
An articulated light guide having internal mirrors and rotatable joints, vides a transmission path to a helmet mounted projector wherefrom light is transmitted onto a retroreflective screen to produce images utilized in simulation training. Located at the screen are photodiodes which detect the orientation of said images with respect to a reference and provide alignment signals to a servo-controlled image rotation device.
REFERENCES:
patent: 3205303 (1965-09-01), Bradley
patent: 3283418 (1966-11-01), Brewer et al.
patent: 3367046 (1968-02-01), Neuberger
patent: 3459465 (1969-08-01), Rosin et al.
patent: 3811204 (1974-05-01), Marshall et al.
patent: 3892051 (1975-07-01), Bunker
patent: 4048653 (1977-09-01), Spooner
patent: 4100571 (1978-07-01), Dykes et al.
patent: 4103435 (1978-08-01), Herndon
Breglia Denis R.
Grimmer Paul D.
Oharek Frank J.
Adams Robert W.
Beers Robert F.
Hum Vance Y.
Picard Leo P.
The United States of America as represented by the Secretary of
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