Patents by Inventor Erwin F. Jurgens

Erwin F. Jurgens 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).

  • Sewing machine needle guiding and aligning device
    Patent number: 4606288
    Abstract: In a sewing machine having at least one needle and one looper underneath a throat plate, a guiding and aligning device comprising, a permanent magnet positioned underneath the throat plate in the cloth feeding direction on one side only of the needle and positioned sufficiently close to the needle to attract the needle to the side toward the magnet, such that the needle is guided and aligned with respect to the looper.
    Type: Grant
    Filed: October 7, 1985
    Date of Patent: August 19, 1986
    Assignee: Union Special G.m.b.H.
    Inventor: Erwin F. Jurgens
  • Needle guide for sewing machines
    Patent number: 4553492
    Abstract: A reciprocally driven needle guide movable in timed relation with sewing machine needles above the work support of a sewing machine along a substantially horizontal path. The needle guide is provided with an extended guiding surface which is positioned adjacent the vertical path of the sewing machine needles to steady the needles while they are above the work supporting surface of the machine.
    Type: Grant
    Filed: September 11, 1984
    Date of Patent: November 19, 1985
    Assignee: Union Special GmbH
    Inventor: Erwin F. Jurgens