Method of manufacturing magnetostriction stress detectors

Details Method of manufacturing magnetostriction stress detectors Method of manufacturing magnetostriction stress detectors

1992-04-27

1993-03-16

Hall, Carl E.

Metal working

Method of mechanical manufacture

Electrical device making

296021, 73862333, H01F 4102

Patent

active

051932679

ABSTRACT:
A magnetostriction type stress detector including a passive member to which an external force is applied, which passive member is formed of a magnetic material; a magnetic shielding member provided around the passive member, which magnetic shielding member is formed with a plurality of slits; and a detection coil provided around the magnetic shielding member for detecting a change in magnetic permeability due to a stress in the passive member to be generated by the external force, through the slits of the magnetic shielding member.

REFERENCES:
patent: 4823620 (1989-04-01), Edo et al.
patent: 5022275 (1991-06-01), Satoh et al.

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