Rotary electric field intensity measuring device
OwnerGiichiro Katoinventor
Life of this patent
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Abstract
A rotary electric field intensity measuring device comprising a grounded housing, an amplifier mounted within said housing and electrically connected to an external recording device, an electric motor mounted within said housing and having an output shaft, said motor being adapted to be connected to an external power source, a rotary grounded shielding conical electrode means having a rotary shaft connected to said output shaft of the motor for rotation therewith and alternating voltage inducing means and a shielded stationary conical electrode means secured to said housing within said shielding rotary electrode means in spaced relationship to the latter and having alternating voltage inducing means in cooperation with said alternating voltage inducing means of the rotary electrode means.
Claims8
A rotary electric field intensity measuring device comprising a housing, stationary frusto-conical electrode means secured to said housing and having alternating voltage inducing means, an induced charge take-out line connected to said stationary electrode means, shielding frusto-conical rotary electrode means spaced above said stationary electrode means and having alternating voltage inducing means in cooperation with said stationary electrode means, and means to rotate said rotary electrode means.
Dependencies are inferred from the claim text.