Patents by Inventor Dennis Rab

Dennis Rab 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).

  • Leak test port plug
    Patent number: 5337598
    Abstract: A leak test port plug device is disclosed which includes a resilient plug having a first portion which is substantially cylindrical and a second portion which is generally conical and formed in integral one-piece relationship to the first portion. When the first portion is inserted into a port of a component to be tested and the plug is compressed, the first portion radially expands in the port and the second conical portion moves into the end of the port to effectively seal the port against fluid leakage.
    Type: Grant
    Filed: January 17, 1992
    Date of Patent: August 16, 1994
    Assignee: Bimba Manufacturing Company
    Inventor: Dennis Rab