Patents by Inventor W. Douglas Schellig

W. Douglas Schellig 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: 5878474
    Abstract: An apparatus and method for stretching and installing a flexible face sign panel is disclosed. A frame-like trolley structure is provided which is positioned on a frame structure, preferably on a service station canopy fascia. A roll of sign panel material is positioned on a spindle which is held in place on the trolley frame structure by collar members. A roller member is provided to assist in applying the material onto the face of the frame structure. One of the collar members can be adapted to firmly hold the spindle from rotating under certain conditions. A handle member is provided to allow rotation of the spindle and thus tightening and stretching of the flexible face sign panel. Releasable securing members are provided on the frame structure to secure the trolley in position as desired along the frame structure while a portion of the sign panel is being stretched and installed.
    Type: Grant
    Filed: November 11, 1996
    Date of Patent: March 9, 1999
    Assignee: Marketing Displays, Inc.
    Inventors: Vladimir Yasnogorodskiy, David U. Hillstrom, W. Douglas Schellig
  • Patent number: 5725173
    Abstract: An apparatus and method for stretching and installing a flexible face sign panel is disclosed. A frame-like trolley structure is provided which is positioned on a frame structure, preferably on a service station canopy fascia. A roll of sign panel material is positioned on a spindle which is held in place on the trolley frame structure by collar members. A roller member is provided to assist in applying the material onto the face of the frame structure. One of the collar members can be adapted to firmly hold the spindle from rotating under certain conditions. A handle member is provided to allow rotation of the spindle and thus tightening and stretching of the flexible face sign panel. Releasable securing members are provided on the frame structure to secure the trolley in position as desired along the frame structure while a portion of the sign panel is being stretched and installed.
    Type: Grant
    Filed: December 1, 1995
    Date of Patent: March 10, 1998
    Assignee: Marketing Displays, Inc.
    Inventors: Vladimir Yasnogorodskiy, David U. Hillstrom, W. Douglas Schellig