Patents by Inventor Zecharia Melzer

Zecharia Melzer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Automatic thread trimmer for computerized zigzag embroidery sewing machine
    Patent number: 4370940
    Abstract: An automatic thread trimmer for use on a computerized embroidery sewing machine having a work table, a bobbin mechanism below the work table, an arm overhanging the work table with a needle driver therein movable through one cycle for each cycle of operation of the sewing machine needle, and a computerized control connected to the machine for driving the needle driver and shifting the needle according to the computer program.
    Type: Grant
    Filed: March 12, 1981
    Date of Patent: February 1, 1983
    Assignee: Louisville Manufacturing Co., Inc.
    Inventors: Zecharia Melzer, John E. Rice, Sr.