Brake magnet for watt-hour meters

Details Brake magnet for watt-hour meters Brake magnet for watt-hour meters

1980-10-08

1983-05-31

Nelms, David C.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

With permanent magnet

324137, G01R 116

Patent

active

043863167

ABSTRACT:
A brake magnet for watt-hour meters using permanent magnet material of low permeability of nearly one and high coercive strength in which exact temperature compensation for a required temperature range can be achieved and which is easily manufactured. The temperature compensation elements are positioned on the surfaces of the brake magnet system away from the air gap.

REFERENCES:
patent: 2309414 (1943-01-01), Nobbs
patent: 3413550 (1968-11-01), Wright
patent: 3588768 (1971-06-01), Baermann
patent: 4238729 (1980-12-01), MacFadden et al.
patent: 4238730 (1980-12-01), Konashinsky et al.

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