Device for testing of a subject's alertness and rate of percepti

Details Device for testing of a subject's alertness and rate of percepti Device for testing of a subject's alertness and rate of percepti

1975-01-28

1977-02-08

Grieb, William

G09B 1900

Patent

active

040065391

ABSTRACT:
This equipment tests several psycho-physiological functions, the main of which is the study of optical and material coordination. It is used for testing the alertness and rate of perception of the tested subject. The equipment consists of the following main components: a) Control mechanism; b) pulser; c) intermittent flash signals and their relay mechanism; d) testing timer; and e) recording mechanism (counter).
Pulsations are omitted with a selected frequency which are transformed into flash signals, or other signs, pictures or symbols, which are visible on the frosted glass in the different spaces and at a different rate of speed. Testing can be performed in two ways:

REFERENCES:
patent: 2084440 (1937-06-01), Heinis
patent: 2260432 (1941-10-01), Brown
patent: 3483302 (1969-12-01), Ashkenas et al.
patent: 3641686 (1972-02-01), Krass
patent: 3698385 (1972-10-01), Low et al.

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