Patents by Inventor John Broomfield

John Broomfield 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).

  • Bobbin terminator
    Patent number: 4023740
    Abstract: Apparatus for wrapping wire on the terminals of a bobbin employs a notched gear for engaging the wire. The rotation of the notched gear having the wire passing through the notch wraps the wire around the bobbin terminal and breaks the wire after wrapping has been completed.
    Type: Grant
    Filed: April 23, 1975
    Date of Patent: May 17, 1977
    Assignee: Amacoil Machinery, Inc.
    Inventor: John Broomfield
  • Bobbin terminator
    Patent number: 3949945
    Abstract: Apparatus for wrapping wire on the terminals of a wire carrying bobbin employs a notched gear for engaging the wire. The rotation of the notched gear having the wire passing through the notch wraps the wire around the bobbin terminal. The notched gear is pivoted for breaking the wire after wrapping has been completed.
    Type: Grant
    Filed: August 1, 1974
    Date of Patent: April 13, 1976
    Assignee: Amacoil Machinery, Inc.
    Inventor: John Broomfield