Patent ID: 9464372
Filing Date: 2016-10-11
CPC Classification: B26F,D05B,D05C,D05D,D06H

Claim Text:
1. A sewing machine comprising: a sewing machine head including a needle bar to which a sewing needle is attachable; a presser bar provided on the sewing machine head and having a lower end to which a presser foot configured to press a workpiece cloth is attachable; a presser mechanism provided in the sewing machine head and configured to move the presser bar between a raised position and a lowered position; a sewing machine bed having an upper surface on which the workpiece cloth is placed so that sewing may be performed on the workpiece cloth; a cutwork device provided on the sewing machine bed and including a cutting needle with a distal end having a blade and a cutting needle up-down movement mechanism moving the cutting needle up and down, the cutwork device being configured to form a cut in the workpiece cloth by the cutting needle at a cutting position from below the workpiece cloth, the cutting position being spaced a predetermined distance rearward from a needle location of the sewing needle on the sewing machine bed; a catching member configured to suppress upward floating of the workpiece cloth caused by the cutting needle during operation of the cutwork device; and a switching mechanism configured to switch the catching member between: (i) a working position where the catching member is disposed at the cutting position at the side of the upper surface of the workpiece cloth, and a retreat position retreated upwards from the working position, thereby switching a position of the catching member by a movement of the presser bar by the presser mechanism.