Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Frequency of cyclic current or voltage
Patent
1976-05-13
1977-10-04
Strecker, Gerard R.
Electricity: measuring and testing
Measuring, testing, or sensing electricity, per se
Frequency of cyclic current or voltage
324133, 340253C, G01R 3102, G01R 1916
Patent
active
040526640
ABSTRACT:
An assembly of components for monitoring an electrical circuit, and which truly indicates whether the circuit is working; the assembly including a voltage transformer in series with a minimum resistance load, a secondary winding of the transformer communicating with a full wave bridge rectifier connected through a gate, cathode, silicon controlled rectifier and silicon rectifier diode to a pilot lamp.
REFERENCES:
patent: 2895104 (1959-07-01), Hansen et al.
patent: 2946955 (1960-07-01), Kuhrt
patent: 2994039 (1961-07-01), Parke
patent: 3258693 (1966-06-01), Meyer
patent: 3277364 (1966-10-01), Abrahamson
patent: 3555360 (1971-01-01), Lee
patent: 3588688 (1971-06-01), Lockie
patent: 3656136 (1972-04-01), Blair
patent: 3784903 (1974-01-01), Thomas
patent: 3831089 (1974-08-01), Pearce
Gerety Daniel A.
Strecker Gerard R.
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