Meter for measuring accumulated power consumption of an electric

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Combined

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Details

324116, 324142, 364483, 377 20, G01R 2200, G01R 2100, G07C 100

Patent

active

055897649

ABSTRACT:
A power meter (10) is provided which can plug into an electric wall socket and it is provided with its own socket (16) for receiving the plug of an electrical appliance. The power meter has means for measuring electric current flow to an electrical appliance and indicates the amount of electrical power consumed by an appliance. In alternative embodiments, the meter is provided as an integral part of an electric wall switch (30) or wall socket (40) or it is built into an electrical appliance (50). In another embodiment, the power meter has a plurality of sockets for receiving the plugs of a number of electrical appliances for separately indicating the power consumption of each appliance.

REFERENCES:
patent: 1704520 (1929-03-01), Sommer
patent: 4253151 (1981-02-01), Bouve
patent: 4262842 (1981-04-01), Grover, Jr. et al.
patent: 4639876 (1987-01-01), Deeds
patent: 4652139 (1987-03-01), Sulcer, Jr.
patent: 4920549 (1990-04-01), Dinovo
patent: 4924404 (1990-05-01), Reinke, Jr.
patent: 5315236 (1994-05-01), Lee

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