Water-level regulating device

Details Water-level regulating device Water-level regulating device

1976-03-22

1977-03-08

Bleutge, Robert L.

Cleaning and liquid contact with solids

Apparatus

Automatic controls

134122R, 307120, B08B 304

Patent

active

040111024

ABSTRACT:
This invention relates to a device for regulating the water level in apparatus for treating an insulated electrical conductor, which device comprises two or more gates actuated by a control signal for filling and emptying the apparatus, a first control circuit having a broad range of adjustment, a second control circuit having a narrow range of adjustment, and an inverter, each circuit in turn comprising a first transmitter for producing a measuring signal, a second transmitter for transmitting a reference signal, and a comparator for producing a control signal and transmitting same to the inverter, the inverter supplying the control signal from the comparator of the first or of the second circuit to the gates.

REFERENCES:
patent: 3417810 (1968-12-01), Tiskus et al.
patent: 3760189 (1973-09-01), Jones, Jr.
patent: 3945623 (1976-03-01), Gaudilliere et al.

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