Patents by Inventor David Peter O'Connell

David Peter O'Connell 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).

  • Temperature sensor with improved thermal barrier and gas seal between the probe and housing
    Patent number: 5743646
    Abstract: A temperature sensor comprising: a hollow tube with a first end and a second end, wherein the second end is closed sealing a cavity within the tube from an environment outside of the tube and wherein the first end has an exterior cylindrical surface; a temperature responsive sensing element within the tube proximate to the second end; a glass cylinder having an inner cylindrical surface in sealing engagement with the exterior cylindrical surface of the first end of the tube; and a sensor housing having an inner cylindrical cavity bounded by an inner cylindrical wall, wherein an outer cylindrical surface of the glass cylinder is sealingly engaged with the inner cylindrical wall.
    Type: Grant
    Filed: July 1, 1996
    Date of Patent: April 28, 1998
    Assignee: General Motors Corporation
    Inventors: David Peter O'Connell, Randall Christian Sumner