Patents by Inventor David John Benzel

David John Benzel 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).

  • Method and apparatus for identifying a region of an S-Z stranded cable core and for marking an outer sheath covering the S-Z stranded cable core to indicate a region thereunder
    Patent number: 5745628
    Abstract: A process and apparatus for marking an outer jacket of an S-Z stranded cable to indicate the locations of switchbacks thereunder. The process comprises passing a portion of a cable core within a field of view of an imaging means to acquire an image thereof. The quantity of visually distinguishable conductors in the acquired image is compared to a reference value. If the reference value is exceeded, a transition region or switchback is indicated. Once a transition region is indicated, its position is tracked through a outer jacketing step. A marking to indication the location of the transition region is applied to the outer jacket according to the tracked position of the transition region.
    Type: Grant
    Filed: January 13, 1997
    Date of Patent: April 28, 1998
    Assignee: Alcatel NA Cable Systems, Inc.
    Inventors: David John Benzel, John R. Johnsen