Patents by Inventor Jan Wozniak

Jan Wozniak 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: 4735373
    Abstract: There is disclosed a conveyor-belt reeling device comprised of an open box frame having vertical rollers laterally adjustable at one end, and an axle or mandrel comprised of collapsible members, each end of which is positioned within suitable recesses provided in circular discs wherein one end of the axle extends through the frame for connection to a drive mounted externally to the frame and wherein the other end of the axle is positioned within a pivotally mounted opposite frame member and wherein a cradle including rollers is provided which extends across the width of the frame capable of raised or lowered by means of an integral lifting apparatus.
    Type: Grant
    Filed: August 5, 1986
    Date of Patent: April 5, 1988
    Assignee: Serni Limited
    Inventor: Jan Wozniak