Patents by Inventor Edward E. Jarvis

Edward E. Jarvis 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).

  • Conveyor belt tension sensing
    Patent number: 4587852
    Abstract: The tension of a conveyor belt having at least one connection joint including joint components provided on the ends of both connected belt portions is sensed by mounting a tensile force sensor between the joint components and deriving a signal indicative of the sensed tension. The derived signal being transmitted by radio transmitter means to receiver and monitoring means.
    Type: Grant
    Filed: June 20, 1984
    Date of Patent: May 13, 1986
    Assignee: Coal Industry (Patents) Limited
    Inventors: Joseph W. Butler, Edward E. Jarvis