Patents by Inventor James L. Gilchrist, Jr.

James L. Gilchrist, Jr. 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: 5951812
    Abstract: This invention provides a method of joining two pieces of fiberglass reinforced pipe, the pipe having a pipe wall and including means for conducting electricity through the pipe from one end to the other end, and a joining member. The joining member includes a cylinder having a wall and including a first end adapted to receive one of the pipe pieces and a second end adapted to receive the other of the pipe pieces. The joining member also includes an inner ring integral with the cylinder wall, the ring extending radially inwardly from the cylinder wall a distance equal to about the width of the pipe wall. The inner ring also has a first side facing the first cylinder end and a second side facing the second cylinder end.
    Type: Grant
    Filed: May 23, 1997
    Date of Patent: September 14, 1999
    Assignee: A. O. Smith Corporation
    Inventor: James L. Gilchrist, Jr.