Electricity: electrical systems and devices – Safety and protection of systems and devices – Ground fault protection
Patent
1989-10-10
1991-07-02
DeBoer, Todd E.
Electricity: electrical systems and devices
Safety and protection of systems and devices
Ground fault protection
361 42, H02H 316
Patent
active
050290371
ABSTRACT:
An improved mains outlet and method of operating the same that automatically and safely distinguishes between the conditions of human or animal contact with the outlet terminals and contact with appliances such as light bulbs and consumer products, to prevent any substantial voltage or power from being drawn in the former case and automatically applies substantially full mains voltage when the appliance is connected to the outlet, including appliances presenting inductive loads. Use with ground fault detector systems is also feasible.
REFERENCES:
patent: 4442470 (1984-04-01), Miscenik
patent: 4709293 (1987-11-01), Gershen et al.
patent: 4888660 (1989-12-01), Bartelink
patent: 4947278 (1990-08-01), Nichols, III
Academy of Applied Science, Inc.
Deboer Todd E.
Gaffin Jeffrey A.
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