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US 2012/0222604 A1Published application
System and method to detect position of needle
AssigneeBrother International Corporation
InventorReid Michael Anderson
Life of this patent
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Abstract
A system, device, and method for detecting the position of a needle during a needlework operation.
Claims42
A device comprising:
- a sensor positioned to detect the physical movement of a needle mechanism with respect to a workpiece in a sewing apparatus.
A sewing apparatus comprising:
- at least one needle mechanism for creating a needlework;
- a detecting mechanism for detecting the physical movement of a needle mechanism in the sewing apparatus.
A method for detecting the position of a needle with respect to a needlework comprising:
- detecting the physical movement of a needle mechanism in a sewing apparatus;
- and
- determining the position of the needle with respect to a workpiece for the needlework during operation of the sewing apparatus.
Dependencies are inferred from the claim text.