Patents by Inventor John Mildoon

John Mildoon 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).

  • Safety device for lifting magnets
    Patent number: 4237455
    Abstract: A safety device for lifting magnet has sensor means responsive to flux produced by the device in the magnetic circuit including the body to be lifted, a transducer responsive to the lifting tension produced by the device together with a signal translation circuit effective to compare signals from the sensor and from the transducer and to provide an output indicative of a safety margin between lifting tension and the field available for lifting.
    Type: Grant
    Filed: July 10, 1978
    Date of Patent: December 2, 1980
    Assignee: British Steel Corporation
    Inventors: Philip Beckley, John Mildoon