Patents by Inventor E-Charles Clark

E-Charles Clark 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).

  • Machine guard
    Patent number: 7585138
    Abstract: A guard for a power-feed drill having a fluid inducer protects an operator from coming in contact with a rotating drive assembly. The drive assembly is enclosed by a cylindrical housing having a slotted opening through which a fluid inducer connection extends. The guard comprises a rotatable tube concentrically disposed within the housing and sleeved over the drive assembly so as to cover the opening presented by the slot. The fluid inducer connection passes through a helical groove in the tube.
    Type: Grant
    Filed: September 26, 2006
    Date of Patent: September 8, 2009
    Assignee: The Boeing Company
    Inventors: E-Charles Clark, Robert S. Schempp
  • Machine guard
    Publication number: 20080072704
    Abstract: A guard for a power-feed drill having a fluid inducer protects an operator from coming in contact with a rotating drive assembly. The drive assembly is enclosed by a cylindrical housing having a slotted opening through which a fluid inducer connection extends. The guard comprises a rotatable tube concentrically disposed within the housing and sleeved over the drive assembly so as to cover the opening presented by the slot. The fluid inducer connection passes through a helical groove in the tube.
    Type: Application
    Filed: September 26, 2006
    Publication date: March 27, 2008
    Inventors: E-Charles Clark, Robert S. Schempp