Patents by Inventor Theodorus P. J. Lendering

Theodorus P. J. Lendering 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).

  • Yarn break detection by means of triboelectrical noise signal
    Patent number: 3968637
    Abstract: An apparatus for detecting a yarn break on a textile machine having at least one yarn processing position where the transport of a yarn is to be monitored, comprising a triboelectric signal generator located at said processing position for producing a signal indicating the transport of the yarn and a signal detection circuit for amplifying and rectifying the signal to provide an output indicative of a yarn break.
    Type: Grant
    Filed: August 5, 1974
    Date of Patent: July 13, 1976
    Assignee: Akzona Incorporated
    Inventors: Eleonoor van Andel, Garrit J. Hilferink, Theodorus P. J. Lendering