Sewing machine having a camera for forming images of a sewing area
AssigneeVSM Group AB
InventorsAnders Hjalmarsson, Christian Bondesson, Anders Flygare, Bjorn Crona
Life of this patent
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AssigneeVSM Group AB
InventorsAnders Hjalmarsson, Christian Bondesson, Anders Flygare, Bjorn Crona
Estimating the term…
A sewing machine (1) has access to a memory (M) for stitch data and a processor (C) for reading said stitch data and for operating the sewing machine (1) to execute stitches according to stitch data, wherein the sewing machine (1) has a hoop (20) for framing a pattern of the sewing material (2), and for moving the framed pattern in a direction comprising a component of at least one of a first coordinate (x) and a second coordinate (y) and wherein further the processor (C) controls movements of the hoop (20) according to said direction in relation to the position of a needle (5) of the sewing machine and synchronously with the movement of the needle for executing stitches, wherein: —the stretched sewing material (2) is clamped to the hoop (20) for forming a framed pattern in the hoop, —the framed pattern of the sewing material (2) is scanned by means of a camera (10) mounted in the sewing machine (1) and directed towards the sewing material (2) for the purpose of taking pictures of part views of said framed pattern, —said part views are tiled together for forming on a display an image of the pattern framed in the hoop, whereby a coordinate of the image of a display (11) refers to a corresponding coordinate of the pattern framed in the hoop (20).
A method in a sewing machine that has access to a memory for stitch data and a processor for reading said stitch data and for operating the sewing machine to execute stitches according to stitch data, wherein the sewing machine has a needle that is passed in a reciprocating movement along substantially a normal to a sewing material, and a hoop for framing a pattern of the sewing material, and for moving the framed pattern in a direction comprising a component of at least one of a first coordinate and a second coordinate and wherein further the processor controls movements of the hoop according to said direction in relation to the position of the needle and synchronously with the movement of the needle for executing stitches, wherein the method is characterized by the steps of:
A sewing machine comprising:
Dependencies are inferred from the claim text.