Electricity: measuring and testing – Magnetic – Magnetic field detection devices
Patent
1982-09-07
1986-05-27
Strecker, Gerard R.
Electricity: measuring and testing
Magnetic
Magnetic field detection devices
7386236, 7386269, 72211, 148105, 148120, 148 3155, 324207, 324244, 324253, 324262, 324179, 34087031, G01R 3300, G01P 366, H01F 102
Patent
active
045917884
ABSTRACT:
A magnetic field sensing device for sensing low levels of magnetic intensity is composed of a ribbon-shaped strip of amorphous magnetic material having at least one twist along the length thereof between the ends of the strip. Subsequent to imparting the desired number of twists to the strip, the strip is supported in the twisted condition. The device is capable of generating a pulse in response to the presence of an external magnetic field similar to the Wiegand wire effect.
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Judge et al., "Magnetic Memory Device Utilizing Coupled Film", IBM/TDB, vol. 10, No. 2, Jul. 1967, pp. 144-145.
Kageyama Toshinobu
Mohri Kaneo
Aisin Seiki Kabushiki Kaisha
Edmonds Warren S.
Strecker Gerard R.
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