Patents by Inventor Julian W. Gardner

Julian W. Gardner 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).

  • Cigarette segregating apparatus
    Patent number: 5000323
    Abstract: Moving cigarettes are inspected, particularly in the passages (10, 30) between the vanes (12, 32) in a cigarette packing machine hopper, by an optical ends inspector (74, 76) which is switched by a position detector (84, 86) responding to passage of individual cigarettes. Faulty cigarettes are arrested by a suction aperture (26) or an arrestor are (122, 222) and subsequently rejected from the passage, either in an axial direction or sideways through an opening (116, 244) in the vane. The position detector (84, 86) may activate the suction or arm for arresting the faulty cigarette.
    Type: Grant
    Filed: November 14, 1989
    Date of Patent: March 19, 1991
    Assignee: Molins PLC
    Inventors: Michael J. Cahill, John Dawson, Julian W. Gardner