Mouth-operated control device

Details Mouth-operated control device Mouth-operated control device

1988-09-26

1990-05-29

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250215, G01V 904

Patent

active

049298267

ABSTRACT:
A light-sensitive device is placed so as to receive a portion of the ambient light energy present within the mouth of the operator. The amount of ambient light impinging upon the sensing device is then modulated by movement of the lips and teeth of the operator, controlling some external process.

REFERENCES:
patent: 2437916 (1948-03-01), Greenwald
patent: 3192321 (1965-06-01), Nassimbene
patent: 4373471 (1983-02-01), Coulbourn

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