Patents by Inventor Roger D. Niemietz

Roger D. Niemietz 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).

  • Patent number: 7464972
    Abstract: An air evacuation attachment for a fire hose includes an elongated conduit having an inlet and an opposing outlet. At the inlet is a Storz adaptor for coupling the conduit with a fire hose having a predetermined diameter. Storage tubes are provided along the length of the conduit each having a varying size Storz adaptor mounted thereon for interchangeably securing to the inlet to adapt the conduit to varying size fire hoses. The outlet includes internally disposed O-rings for tightly encompassing a vacuum hose. Accordingly, a fire hose can be conveniently connected to a vacuum source to remove excess air therefrom prior to storage.
    Type: Grant
    Filed: April 1, 2006
    Date of Patent: December 16, 2008
    Inventor: Roger D. Niemietz