Electricity: magnetically operated switches – magnets – and electr – Magnets and electromagnets – For magnetizing or demagnetizing
Patent
1985-03-25
1986-09-30
Harris, George
Electricity: magnetically operated switches, magnets, and electr
Magnets and electromagnets
For magnetizing or demagnetizing
361143, H01F 1300
Patent
active
046149295
ABSTRACT:
A method for the manufacture of an annular magnet, which comprises depositing, on the opposite sides of an annular material of magnetic substance, magnetizing members regularly spaced circumferentially in conformity with the shape of said annular material and opposed perpendicularly to each other across said annular material and forming magnetic fluxes through paired magnetizing members in alternately opposite directions thereby magnetizing said interposed annular material.
REFERENCES:
patent: 3139567 (1964-06-01), Atkinson
Fujisaki Akira
Hata Toyohiko
Tsukuda Takaaki
Harris George
Hueschen Gordon W.
Nihon Radiator Co. Ltd.
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