Patents by Inventor Ted M. Slanker

Ted M. Slanker 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).

  • Patent number: 5108229
    Abstract: A device for installing pipe is provided comprised of a chassis and pivotal shoe connected to such a chassis. The chassis is formed with a metallic frame supported above the ground by a pair of wheels and at its forwardmost portion by a hitch and skid plate. The chassis includes an upright beam and at least one support beam as well as a main beam which extends longitudinally from the front of the frame until it engages with the shoe. A pair of cylinders connect the main beam to the upright beam and shoe respectively. The shoe is preferably hollow with a pipe channel interconnecting the front and rear walls. Preferably the device includes a laser system of the type known in the art.
    Type: Grant
    Filed: January 30, 1991
    Date of Patent: April 28, 1992
    Assignee: Advanced Drainage Systems, Inc.
    Inventor: Ted M. Slanker