Patents by Inventor Robert J. C. S. Mitchell

Robert J. C. S. Mitchell 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).

  • Conveyor arrangement for rod-like articles
    Patent number: 4717009
    Abstract: A variable capacity region for rod-like articles such as cigarettes, particularly a buffer reservoir (48) arranged at the juction between a conveyor (10) and the entrance (28) to a consuming machine, includes a continuously-driven inclined conveyor (36) to promote recirculation of articles within the reservoir and discourage extended periods of occupation by individual articles.
    Type: Grant
    Filed: August 27, 1985
    Date of Patent: January 5, 1988
    Assignee: Molins Machine Co. Inc.
    Inventors: David C. M. Carter, Ian Dunckley, Kerry Hierons, Robert J. C. S. Mitchell
  • Conveying apparatus for rod-like articles
    Patent number: 4690604
    Abstract: Apparatus for conveying rod-like articles between a delivery device (M), e.g. a cigarette maker, and a receiving device (P), e.g. a cigarette packer, includes a conveyor (C) for articles in stack formation, a container loading device (TF), a container unloading device (TU), and a container handling system (TS) for moving containers between the devices. The container loading and unloading devices (TF, TU) may be in non-parallel orientations and the container handling system (TS) may include a common container reservoir (ER, FR) and a container turning device (FTT, ETT). The container loading and unloading devices (TF, TU) may be linked to the main conveyor (C) by subsidiary conveyors (CTF, CTU) which include a twisting path portion (SC).
    Type: Grant
    Filed: July 6, 1984
    Date of Patent: September 1, 1987
    Assignee: Molins PLC
    Inventors: Simon G. Calverley, David C. M. Carter, Peter A. Clarke, John G. Dowding, David M. Hawkins, Robert J. C. S. Mitchell