Patent ID: 9127386
Filing Date: 2015-09-08
Classification: D05B

Abstract:
1. A sewing machine comprising: a bed; a needle plate provided on the bed and having a flat surface; a needle bar configured to hold a sewing needle; a needle bar swing mechanism configured to cause the needle bar to swing in a first direction; a presser foot configured to press a cord onto the flat surface the presser foot including a needle opening and a guide portion, the needle opening being configured to allow the sewing needle to pass through the needle opening, the guide portion being configured to guide the cord toward the needle opening along a second direction, the second direction being substantially parallel to the flat surface of the needle plate and substantially perpendicular to the first direction; an optical detecting portion including an image capturing portion, the image capturing portion being configured (i) to capture an image of the cord pressed by the presser foot, a width of the cord being expanded by being pressed by the presser foot, and (ii) to output data representing the image of the cord pressed by the presser foot inside the needle opening; and a control portion configured to: