Method and apparatus for non-contact charge measurement

Details Method and apparatus for non-contact charge measurement Method and apparatus for non-contact charge measurement

1991-07-11

1994-05-24

Wieder, Kenneth A.

Electricity: measuring and testing

A material property using electrostatic phenomenon

324458, 324 725, 310 68B, 310309, G01N 2760

Patent

active

053152549

ABSTRACT:
A method and apparatus for the accurate non-contact detection and measurement of static electric charge on an object using a reciprocating sensing probe that moves relative to the object. A monitor measures the signal generated as a result of this cyclical movement so as to detect the electrostatic charge on the object.

REFERENCES:
patent: 4300298 (1981-11-01), Ehrat
patent: 4370616 (1983-01-01), Williams
patent: 4424481 (1984-01-01), Laroche et al.
patent: 4673885 (1987-06-01), Lewiner et al.
patent: 4714915 (1987-12-01), Hascal et al.
patent: 4825147 (1989-04-01), Cook et al.
patent: 4928057 (1990-05-01), Williams

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