Patents by Inventor Brad Rohr

Brad Rohr 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).

  • Refuge chamber and method
    Publication number: 20080106137
    Abstract: A refuge chamber for miners in a mine includes a skid. The chamber includes a tent that is disposed in the skid in an undeployed state which is expandable to a deployed state and extends from the skid to provide a protected atmosphere for the miners. A method for providing a refuge chamber for miners in a mine including the steps of opening a skid made of metal. There is the step of expanding a tent that is disposed in the skid in an undeployed state to a deployed state that extends from the skid to provide a protected atmosphere for the miners.
    Type: Application
    Filed: September 20, 2007
    Publication date: May 8, 2008
    Inventors: Gregory Paton-Ash, Donald Beitzel, Brad Rohr