Portable ground fault detector

Details Portable ground fault detector Portable ground fault detector

1990-03-06

1991-07-23

Orsino, Joseph A.

Communications: electrical

Condition responsive indicating system

Specific condition

324509, 361215, 361216, G08B 2100

Patent

active

050347268

ABSTRACT:
A portable ground fault detector for use on tanker trucks to provide visual and audible warning of unsafe conditions. Closing of a grounding circuit operating at low voltage permits energizing of a circuit to show safe grounding conditions and interruption of continuity of the grounding circuit provides visual and audible warning of unsafe conditions.

REFERENCES:
patent: 2716216 (1955-08-01), Schwenzfeier
patent: 4649374 (1987-03-01), Hoigaard
patent: 4691198 (1987-09-01), Mortensen
patent: 4742295 (1988-03-01), Nahman et al.
patent: 4901195 (1990-02-01), Stemporzewski, Jr.

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