Opinion sampling device

Details Opinion sampling device Opinion sampling device

1989-12-29

1991-08-06

Heyman, John S.

Electrical pulse counters, pulse dividers, or shift registers: c

Applications

Registering counts for different categories

377 15, 377 30, 377112, 434362, 235 91G, 235100, 307603, G09B 700, G06M 306, H03K 1728

Patent

active

050383671

ABSTRACT:
A polling device (10) includes a housing (12), pushbuttons (14, 16) mounted on the housing for receiving customer responses to an inquiry, circuitry for counting and storing the number of times each pushbutton (14, 16) is depressed, and a time delay circuit for disabling the counting circuitry for a predetermined period of time after one of the pushbuttons has been depressed for discouraging repetitive voting. A display unit (46) for reading and displaying the number of times each pushbutton (14, 16) has been depressed is also provided.

REFERENCES:
patent: 3689930 (1972-09-01), Strickland
patent: 3747228 (1973-07-01), Yamamoto
patent: 4234933 (1979-11-01), Adelson et al.
patent: 4320256 (1982-03-01), Freeman
patent: 4345315 (1982-08-01), Cadotte et al.
patent: 4628521 (1986-12-01), Nishimura et al.
patent: 4667336 (1987-05-01), Best
patent: 4730253 (1988-03-01), Gordon

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