Position sensor with variable direction of magnetization and...

Electricity: measuring and testing – Magnetic – Displacement

Reexamination Certificate

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Reexamination Certificate

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08072209

ABSTRACT:
A magnetic sensor of rotary, linear, or curvilinear displacement using at least one permanent magnet and at least one magnetosensitive element, which can move with respect to one another. The magnet exhibits a direction of magnetization that varies continuously along the direction of displacement, with the exclusion of a diametral magnetization in the case of a rotary sensor.

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patent: 2003/0128026 (2003-07-01), Lutz
patent: 2005/0030012 (2005-02-01), Kunz-Vizenetz
patent: 2007/0090827 (2007-04-01), Jarrard
patent: 202 10 548 (2003-08-01), None
patent: 1 074 818 (2001-02-01), None
patent: 0 979 988 (2003-06-01), None
patent: 00 04339 (2000-01-01), None
U.S. Appl. No. 12/093,705, filed May 14, 2008, Jerance, et al.

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