Patents by Inventor Siegfried Nuerk

Siegfried Nuerk 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).

  • Device for monitoring yarn reserve on yarn spools
    Patent number: 4827090
    Abstract: A device for monitoring a yarn reserve on a stationary yarn spool from which the yarn is being pulled off, including a feeler applied to the end face of the yarn package and coupled to a swinging switching arm which cooperates with a switch. The feeler can perform a movement along the external surface of the spool and bring the switching arm to the position in which the switch is actuated. A locking lever is provided in the device which can lock the switching arm in the end position.
    Type: Grant
    Filed: January 11, 1988
    Date of Patent: May 2, 1989
    Inventor: Siegfried Nuerk