Pattern sewing machine

A pattern sewing machine for forming an embroidery on a workpiece, said embroidery being of a size that cannot be sewn in an embroidery frame without repositioning the workpiece with respect to the frame, said pattern sewing machine comprising:

• means for displaying a previous reference line set on a cloth previously held in the embroidery frame to form embroidery sewing;
• means for displaying an embroidery to be sewn on the cloth newly held in the embroidery frame along the previous reference line based on embroidery data;
• means for displaying two points on a new reference line of the cloth newly held in the embroidery frame;
• and
• means for correcting sewn embroidery data by transforming the sewn embroidery data so that the data corresponds to a rotated pattern with a predetermined reference point as the center of a line extending between the two points.

A pattern sewing machine comprising:

• a cloth holding frame having a predetermined area, for holding a cloth;
• a driving member for moving said cloth holding frame in X and Y directions;
• display means having a display screen for displaying a pattern to be sewn, wherein the pattern displayed on said display screen is stitched on the cloth held by said cloth holding frame which is moved in the X and Y directions;
• means for assigning an absolute position of the cloth held by said cloth holding frame;
• means for rearranging the pattern displayed on said display screen such that the pattern corresponds to the absolute position, wherein the absolute position is a particular reference position on the part of the pattern which has been sewn;
• means for controlling said driving member to form the pattern corresponding to the pattern rearranged on the display screen.