Patents by Inventor Luciano De Angelis

Luciano De Angelis 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 folding and glueing the flaps of a coating paper to cardboard
    Patent number: 5259825
    Abstract: The machine comprises: a first assembly (2) with receiving, pressure and feed elements (3, 5), through which the part-finished item is fed, and downstream of these two elements a first folder roller (9) with a line of bristles, for folding and glueing the first front flap, and a pair of pressure rollers; a second assembly (20) with receiving, pressure and feed elements in the opposite direction, with a second folder roller (29) and a pair of pressure rollers (39) for folding the second flap, now the front flap; downstream of the second assembly (20) there is an assembly (219) with a transverse conveyor (320) for moving the part-finished item in two opposite directions (fC, fD), with two assemblies (220, 222) for successively folding and glueing the remaining two flaps of the paper.
    Type: Grant
    Filed: May 28, 1991
    Date of Patent: November 9, 1993
    Assignee: Universal RIBO S.r.l.
    Inventors: Luciano De Angelis, Maresco Magnolfi, Paolo Lombardo, Rinaldo Scalabrella