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US 2021/0263181 A1Published application
Metal Detector Coil Configuration to Eliminate Orientation Effect
AssigneeEriez Manufacturing Co.
InventorsJames Jukkola, Paul Smith
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Abstract
A system for metal detection comprises a single aperture comprising two or more sets of detection coils that surround the perimeter of the aperture. A flow path of materials passes through the aperture. Each set of detection coils comprises a transmitter and two receiver coils, with the transmitter coil located between the two receiver coils. Each set of detection coils is at a different angle relative to the flow path.
Claims9
A system for metal detection comprising:
- a single aperture comprising two or more sets of detection coils that surround the perimeter of said aperture;
- a flow path of materials that passes through said aperture;
- each said set of detection coils comprises a transmitter coil and two receiver coils, with said transmitter coil located between said two receiver coils;
- and
- each set of said detection coils is at a different angle relative to said flow path.
2 more elements
Dependencies are inferred from the claim text.