Patents by Inventor Enrico Lamperti

Enrico Lamperti 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).

  • Machine for coiling metal wire
    Patent number: 4173135
    Abstract: An automatic machine for coiling metal wires to form springs including means for variably adjusting the diameter and the pitch of the spirally formed spring and for variably adjusting the length of the springs formed by said machine.
    Type: Grant
    Filed: April 12, 1977
    Date of Patent: November 6, 1979
    Inventor: Enrico Lamperti
  • Coil unwinder
    Patent number: 4143826
    Abstract: A coil unwinding apparatus is provided and comprises a housing which rotatably supports a plate which carries the coil. A motor is contained within the housing which rotatably drives the plate while guide members secured to the housing guide the thread as it is unwound from the coil. A transport device is contained within the housing which can be manually actuated by a lever to raise the housing on a wheeled platform so that the unwinding apparatus can be moved via the wheeled platform.
    Type: Grant
    Filed: March 10, 1977
    Date of Patent: March 13, 1979
    Inventor: Enrico Lamperti