Meter for measuring accumulated power consumption of an electrical appliance during operation of the appliance
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United States of America Patent
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Dec 31, 1996
Issued Date -
N/A
app pub date -
Oct 3, 1994
filing date -
Mar 5, 1991
priority date (Note) -
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status (Latency Note)
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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.
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