Patent ID: 9303344
Filing Date: 2016-04-05
CPC Classification: D05B

Claim Text:
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 lift mechanism configured to raise and lower a presser foot, the presser foot including a needle opening, a guide portion and a pressing face, the needle opening being configured to allow the sewing needle to pass through the needle opening, the guide portion being configured to guide a cord toward the needle opening along a second direction, the second direction being generally parallel to the flat surface of the needle plate and generally perpendicular to the first direction, the pressing face being configured to be arranged to face the flat surface of the needle plate and press the needle plate, an optical detecting portion configured to optically detect the cord guided by the guide portion and to output data representing the cord; and a control portion configured to: