Patent Number: 6,310,470

Title: Method and device for measuring the difference in magnetic field strength with magnetoresistive sensors

Abstract: A method and device for measuring electric currents in n conductors (n.gtoreq.2), the measurement of the currents being carried out with (n-1) magnetoresistive sensors. Reliable excess current and/or fault current protection is obtained.

Inventors: Hebing; Ludger (Asslar, DE), Kunze; Juergen (Wetzlar, DE), Kammer; Thomas (Biebertal, DE), Buente; Andreas (Heuchelheim, DE), Weber; Jan Thorsten (Heuchelheim, DE)

Assignee: Lust Antriebstechnik GmbH

International Classification: G01R 15/14 (20060101); G01R 15/20 (20060101); G01B 015/20 ()

Expiration Date: 10/30/2018