Patents by Inventor Erich Weidman

Erich Weidman 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).

  • Electronic thread travel monitoring device
    Patent number: 4215728
    Abstract: An electronic thread travel monitoring device on a shuttleless weaving machine which comprises at least one weft yarn supply bobbin and thread storing device serves for detecting yarn breaks occurring between supply bobbin and storing device. In the event of such a yarn break, the monitoring device causes the machine to stop before the broken yarn end enters the weaving shed.
    Type: Grant
    Filed: February 22, 1979
    Date of Patent: August 5, 1980
    Assignee: Gebruder Loepfe AG
    Inventors: Erich Weidman, Walter Graf