Utility power meter

Details Utility power meter Utility power meter

2006-03-28

2006-03-28

Pert, Evan (Department: 2826)

Data processing: measuring, calibrating, or testing

Measurement system in a specific environment

Electrical signal parameter measurement system

Reexamination Certificate

active

07020566

ABSTRACT:
A utility meter comprises an electromechanical metering portion connectable to a power drop to a premises and an electronic portion coupled to the electromechanical portion. The electromechanical portion comprises a rotating disk portion rotating at speeds proportional to power flow through said meter. The electronic portion comprises an interface coupled to the rotating disk, a controller coupled to the interface for accumulating power usage data over predetermined intervals, a memory coupled to the controller for storing power usage data, and a modem interface for coupling the controller to a public network. The controller is programmably operative to automatically establish a connection via the modem interface for uploading power usage data stored in the memory.

REFERENCES:
patent: 4697180 (1987-09-01), Swanson
patent: 6363057 (2002-03-01), Ardalan et al.
patent: 2002/0109608 (2002-08-01), Petite et al.
T.D. Tamarkin, “Automatic Meter Reading,” Public Power Magazine, Oct. 1992, vol. 50, No. 5., 6 pages.

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