Electricity: measuring and testing – Magnetic – Permanent magnet testing
Patent
1986-08-22
1988-11-01
Eisenzopf, Reinhard J.
Electricity: measuring and testing
Magnetic
Permanent magnet testing
361147, 335284, G01N 2774, G01R 3312, H01H 4700, H01F 720
Patent
active
047822937
ABSTRACT:
A description is given of a pulse device for zeroing a permanent magnet to any desired operating point on its demagnetization curve, in which the strength of the demagnetizing pulse is automatically determined from the ratio between the operating point reached and the desired operating point.
REFERENCES:
patent: 4104591 (1978-08-01), Reuting
patent: 4156191 (1979-05-01), Knight et al.
Steingroever Dietrich
Steingroever Erich
Eisenzopf Reinhard J.
Gell Harold
Snow Walter E.
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