Patents by Inventor Stefano PIAZZI

Stefano PIAZZI 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).

  • Wrapping device for product wrappers
    Patent number: 11945612
    Abstract: A device for wrapping product wrappers including a winder, the winder including a gripper mechanically connected to a tubular shaft rotatable about and translatable along an approach axis, the gripper being rotatable and translatable integrally with the tubular shaft; an actuating rod active on the gripper and movable along an actuating axis, the actuating rod being movable along the actuating axis with respect to the tubular shaft and rotationally constrained to the tubular shaft, wherein the gripper is rotatable and movable following a translation of the actuating rod along the actuating axis; a first electric motor active on the actuating rod to translate the actuating rod along the actuating axis; and a second electric motor active on the tubular shaft to translate the tubular shaft along the approach axis. The device further includes a control unit configured to drive the first electric motor and the second electric motor.
    Type: Grant
    Filed: January 27, 2023
    Date of Patent: April 2, 2024
    Assignee: Azionaria Costruzioni Macchine Automatiche A.C.M.A. S.p.A.
    Inventors: Marialivia Melchionda, Stefano Piazzi, Marco Zecchi, Andrea Guidetti, Luca Matrà
  • WRAPPING DEVICE FOR PRODUCT WRAPPERS
    Publication number: 20230242290
    Abstract: A device for wrapping product wrappers including a winder, the winder including a gripper mechanically connected to a tubular shaft rotatable about and translatable along an approach axis, the gripper being rotatable and translatable integrally with the tubular shaft; an actuating rod active on the gripper and movable along an actuating axis, the actuating rod being movable along the actuating axis with respect to the tubular shaft and rotationally constrained to the tubular shaft, wherein the gripper is rotatable and movable following a translation of the actuating rod along the actuating axis; a first electric motor active on the actuating rod to translate the actuating rod along the actuating axis; and a second electric motor active on the tubular shaft to translate the tubular shaft along the approach axis. The device further includes a control unit configured to drive the first electric motor and the second electric motor.
    Type: Application
    Filed: January 27, 2023
    Publication date: August 3, 2023
    Inventors: Marialivia MELCHIONDA, Stefano PIAZZI, Marco ZECCHI, Andrea GUIDETTI, Luca MATRÀ