Patents by Inventor Michael R. Charland

Michael R. Charland 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).

  • Cleaning mechanism and method having particle flow guides
    Patent number: 5107305
    Abstract: A mechanism for cleaning an image-bearing surface in an electrostatographic apparatus includes an elongate container for receiving and holding toner and other particles removed from such surface. The container which includes a sump that has a front portion and a rear portion, is liftable from a first and generally horizontal position, to a raised, second and partially upended position on one end. The sump of the container includes slanted flow guides therein for moving toner and other particles from the front portion to the rear portion thereof by lifting the container from the first position to the second position.
    Type: Grant
    Filed: December 3, 1990
    Date of Patent: April 21, 1992
    Assignee: Eastman Kodak Company
    Inventors: Michael R. Charland, Francisco L. Ziegelmuller