Patents Assigned to Evergreen Technologies, LLC
  • Portable multipurpose demolition tool
    Publication number: 20030173098
    Abstract: A hand held portable multipurpose demolition tool is powered by bottled compressed gas operating a pneumatic impact mechanism with interchangeable tools. The compressed gas, gas supply pressure and gas flow rate are variable allowing application of the tool to a large variety of demolition, construction, forcible entry, and ancillary functions.
    Type: Application
    Filed: March 18, 2002
    Publication date: September 18, 2003
    Applicant: Evergreen Technologies, LLC
    Inventors: Kevin R. Miner, David J. Wilson