Air ion and charge detector

Electricity: measuring and testing – Testing potential in specific environment – Voltage probe

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Details

324 96, 324457, 324133, 340784, G01N 3102

Patent

active

042862108

ABSTRACT:
The disclosure is of an air ion and charge detector comprising a liquid crystal display device having an indicator electrode and a reference electrode, and connected to detect air ions or electrical charge and provide a visual indication thereof.

REFERENCES:
patent: 2187541 (1940-01-01), Goranson et al.
patent: 2851618 (1958-09-01), Korawinkel
patent: 3337801 (1967-08-01), Rinier et al.
patent: 3627408 (1971-12-01), Fergason
patent: 3667039 (1972-05-01), Garfein
patent: 3915555 (1975-10-01), Leibowitz

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