Singer Centre

Blodgett machine was not very practical. The circular movement of the shuttle took a twist out of the thread at every revolution. Isaac Merritt Singer, after examining the machine, noted "instead of the shuttle going around in a circle, I would have it move to and fro in a straight line. In place of the needle bar pushing a curved needle horizontally, I would have a straight needle and make it work up and down." After 11 days and forty dollars in cost, Singer completed his invention: the world's first practical sewing machine. This machine had a straight eye-pointed needle and transverse shuttle, an overhanging arm, a table to support the cloth, a presser foot to hold the material against the upward stroke of the needle, and a roughened feed wheel extending through a slot in the table. Motion was communicated to the needle arm and shuttle by means of gears
Singer also conceived the idea of using a treadle similar to that of a spinning wheel; all other machines at the time used a hand crank to generate power.
1851 Isaac Merritt Singer formed I.M. Singer & Company with New York lawyer Edward C. Clark, following Singer's first lockstitch sewing machine patent. The Singer Sewing Machine is offered for sale all over the United States. Within two years Singer is the leading manufacturer and marketer of sewing machines in the United States.
1852 Singer patented a tension device.