Apparatus for the individual and automatic monitoring of replies given under examination

Claim 1

Apparatus for the automatic and individual monitoring of replies in response to questions given by an examiner in an examination of a plurality of persons, said apparatus comprising a plurality of series each of at least three respective stations provided for said persons, the stations of said series being arranged in corresponding rows, each of said stations including respective illuminating means adapted for being actuated, said illuminating means including a pair of lights, one light for indicating a first condition and the other light for indicating a second condition, each of said stations provided for each person corresponding to a respective station provided for each other person, switching means associated with each of said lights at each station, a plurality of contactors provided for each person, the contactors for each said person being individually and concomitantly operable to permit a plurality of stations to be actuated, said contactors being electrically connected to a respective one of said stations of the series of the corresponding person to actuate the illuminating means thereof, and differentiation means provided for said examiner, said differentiation means including a plurality of further contactors electrically and respectively connected to each of said stations in one of said rows, said differentiation means being operatively associated with said switching means to determine the condition capable of being established at each of said stations, a plurality of cancelling means for cancelling the conditions established by respective of said persons under examination, said cancElling means being electrically connected to the first said contactors, and further cancelling means associated with said differentiation means and electrically connected to all of said contactors of the respective stations.