Electronic watt-hour meter

Details Electronic watt-hour meter Electronic watt-hour meter

1984-11-06

1987-09-08

Krass, Errol A.

Boots, shoes, and leggings

324103R, 324116, G01R 2100, G06F 1556

Patent

active

046928740

ABSTRACT:
In an electronic watt-hour meter including a power measuring device and a clock circuit, a data setting device for setting data such as time zones, holidays and the like and programs is detachably connected to a data transmission circuit, while a PROM for storing the set data and programs and a ROM for storing programs required for receiving the set data and programs through the data transmission circuit and storing the same in the PROM are provided in a memory circuit. Under the control of a CPU, an electric power measured by the power measuring device is processed in accordance with the data and the programs stored in the PROM and displayed on a displaying device, while the data setting device itself is removed from the watt-hour meter after the data and the programs have been memorized in the PROM.

REFERENCES:
patent: 4022977 (1977-05-01), Nomura
patent: 4082999 (1978-04-01), Staker
patent: 4261037 (1981-04-01), Hicks
patent: 4291375 (1981-09-01), Wolf
patent: 4291376 (1981-09-01), McCahill
patent: 4355361 (1982-10-01), Riggs et al.
patent: 4516213 (1985-05-01), Gidden
The New TM-80 Register--General Electric Company Brochure.

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