Patents by Inventor William E. Dedig

William E. Dedig 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).

  • HYBRID SELF-RESCUE EQUIPMENT
    Publication number: 20140366873
    Abstract: Described herein is a safety breathing apparatus (5) having a delivery element configured to deliver respirable gas to a respiratory system of a user. The apparatus includes a breathing hose (25) in fluid communication with a first source of respirable gas (15). A valve housing (85) includes a first port (145)configured to be coupled to the delivery element, a second port configured to be coupled to the breathing hose, and a third port (14) configured to dock with a second source of respirable gas (115) without exposing the user to a surrounding atmosphere.
    Type: Application
    Filed: December 14, 2011
    Publication date: December 18, 2014
    Applicant: Draeger Safety, Inc.
    Inventors: Eric J. Robey, Robert H. Sell, Thomas Pitzer, William E. Dedig