US 7,320,255 B2 | ||
Torque sensor magnetometer | ||
David W. Cripe, Chatham, Ill. (US) | ||
Assigned to Siemens VDO Automotive Corporation, Auburn Hills, Mich. (US) | ||
Filed on Feb. 13, 2006, as Appl. No. 11/352,712. | ||
Claims priority of provisional application 60/707635, filed on Aug. 12, 2005. | ||
Prior Publication US 2007/0034004 A1, Feb. 15, 2007 | ||
Int. Cl. G01L 3/02 (2006.01) |
U.S. Cl. 73—862.331 [73/862.332; 73/862.333; 73/862.334; 73/862.335; 73/862.336] | 16 Claims |
1. A magnetometer assembly comprising:
a first magnetometer coil assembly including a first inner coil and a first outer coil both disposed about a common axis;
a second magnetometer coil assembly including a second inner coil and a second outer coil disposed about the common axis and
spaced an axial distance apart from the first magnetometer coil assembly; and
a magnetometer circuit including a first circuit driving the first inner coil and the first outer coil and a second circuit
driving the second inner coil and the second outer coil, wherein said first circuit drives said first magnetometer coil assembly
independent of the second circuit that drives the second magnetometer coil assembly.
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