Patents by Inventor Robert D. Bradley

Robert D. Bradley 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).

  • Two-pole compartmentalized ground fault miniature circuit breaker with a single central electronics compartment
    Patent number: 5483211
    Abstract: A miniature circuit breaker with two thermal-magnetic poles has an electronic trip device providing ground fault, and sputtering arc fault (if desired), protection located entirely in a large central compartment of a molded housing between compartments housing the two mechanical poles. The molded housing is assembled from a top base and top cover forming a compartment for the thermal-magnetic trip device of the first pole, and a bottom cover and a bottom base forming the compartment for the second mechanical pole. A hollow center piece mates with the top and bottom bases to form the single, large electronics compartment.
    Type: Grant
    Filed: June 23, 1994
    Date of Patent: January 9, 1996
    Assignee: Eaton Corporation
    Inventors: Melvin A. Carrodus, Robert D. Bradley, Michael J. Whipple, Garry B. Theadore