Geometrical instruments – Indicator of direction of force traversing natural media – Level or plumb – terrestrial gravitation responsive
Reexamination Certificate
2007-05-29
2007-05-29
Smith, R. Alexander (Department: 2859)
Geometrical instruments
Indicator of direction of force traversing natural media
Level or plumb, terrestrial gravitation responsive
C033S366150
Reexamination Certificate
active
10505736
ABSTRACT:
An angle sensor comprising a housing (1) having horizontal and vertical axes, which housing is adapted to receive a magnetic core (5) such that the core remains in substantially the same plane, e.g. by floating on a liquid (4). The core is provided with two orthogonal windings (8,18). In use, an electric field is applied across the vertical axis of the housing, which electric field induces a voltage in the windings, wherein the magnitude of the induced field is dependent on the angle of the magnetic core to the horizontal winding.
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Autonnic Research, Inc.
Horton John Wiley
Smith R. Alexander
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