Helmet-mounted sighting system

Details Helmet-mounted sighting system Helmet-mounted sighting system

1979-08-20

1981-09-08

Hubler, Malcolm F.

Ordnance

Mounts

Training mechanisms

324 72, 324260, 324261, F41G 900, G01R 3302

Patent

active

042878098

ABSTRACT:
An electromagnetic system for determining the orientation including position of a helmet worn by a pilot is disclosed, having a transmitting antenna for transmitting electromagnetic field vectors, a receiving antenna for sensing the electromagnetic field vectors, a control apparatus responsive to the sensed electromagnetic field vectors and the transmitted electromagnetic field vectors for determining the orientation including location of the helmet, the control apparatus having a first output for supplying the orientation to a utilization apparatus and a second output, a driver for supplying driving energy to the transmitting antenna coils, and a selector switch connected to the second output of the control apparatus and to the driver for sequentially energizing the coils of the transmitting antenna.

REFERENCES:
patent: Re23397 (1951-08-01), Felch, Jr. et al.
patent: 2824304 (1958-02-01), Dorsett
patent: 3078042 (1963-02-01), Grado
patent: 3133283 (1964-05-01), Ghose
patent: 3309690 (1967-03-01), Moffitt
patent: 3354459 (1967-11-01), Schwartz et al.
patent: 3432751 (1969-03-01), Godby et al.
patent: 3868565 (1975-02-01), Kuipers
patent: 3952308 (1976-04-01), Lammers
patent: 3983474 (1976-09-01), Kuipers
patent: 4017858 (1977-04-01), Kuipers
patent: 4034401 (1977-07-01), Mann
patent: 4054881 (1977-10-01), Raab
patent: 4146196 (1979-03-01), Schultz

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