Patents by Inventor Cesare Laviosa

Cesare Laviosa 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: 11235363
    Abstract: A rolling mill stand for rolling rod-shaped bodies, in particular tubular bodies, said stand comprising at least three rolls (10) mutually arranged to define a rolling pass line for said rod-shaped and/or tubular bodies, wherein at least one of said three rolls (10) is rigidly mounted on a roll holder shaft (20), freely fixed in turn in a rotational manner to said stand by means of a first hollow support (40) and a second hollow support (30) arranged on opposite sides of said at least one roll (10), respectively, wherein a first portion (21) and a second portion (22) of said roll holder shaft (20) are housed in said first hollow support (40) and in said second hollow support (30), respectively, where the constraint between at least said first hollow support and said first portion (21) of the roll holder shaft is of elastic type.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: February 1, 2022
    Assignee: DANIELI & C. OFFICINE MECCANICHE S.p.A.
    Inventors: Annibale Bucci, Cesare Laviosa, Giorgio Solaroli di Briona, Angelo D'Alessandro, Ettore Cernuschi
  • Patent number: 11154920
    Abstract: A rolling mill for rolling hollow or, in all cases, concave rod-shaped bodies, in particular tubes, in particular seamless tubes, said rolling mill comprising a rolling section (10) with a plurality of mill stands and/or rolling dies (11) arranged in succession to define a rolling axis Y, said rolling mill further comprising moving means for moving a mandrel (20) and a tubular blank (21) fitted onto an end portion (22) of said mandrel (20) along said rolling axis and through said mill stands or rolling dies (11) in succession; wherein said moving means are structured so as to move said mandrel (20) and said blank (21) along said rolling axis Y and through said mill stands or rolling dies (11) in succession by applying a traction on said mandrel.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: October 26, 2021
    Assignee: DANIELI & C. OFFICINE MECCANICHE S.p.A.
    Inventors: Annibale Bucci, Cesare Laviosa, Angelo D'Alessandro
  • Publication number: 20200009625
    Abstract: A rolling mill for rolling hollow or, in all cases, concave rod-shaped bodies, in particular tubes, in particular seamless tubes, said rolling mill comprising a rolling section (10) with a plurality of mill stands and/or rolling dies (11) arranged in succession to define a rolling axis Y, said rolling mill further comprising moving means for moving a mandrel (20) and a tubular blank (21) fitted onto an end portion (22) of said mandrel (20) along said rolling axis and through said mill stands or rolling dies (11) in succession; wherein said moving means are structured so as to move said mandrel (20) and said blank (21) along said rolling axis Y and through said mill stands or rolling dies (11) in succession by applying a traction on said mandrel.
    Type: Application
    Filed: March 1, 2018
    Publication date: January 9, 2020
    Inventors: Annibale Bucci, Cesare Laviosa, Angelo D'Alessandro
  • Publication number: 20190381545
    Abstract: A rolling mill stand for rolling rod-shaped bodies, in particular tubular bodies, said stand comprising at least three rolls (10) mutually arranged to define a rolling pass line for said rod-shaped and/or tubular bodies, wherein at least one of said three rolls (10) is rigidly mounted on a roll holder shaft (20), freely fixed in turn in a rotational manner to said stand by means of a first hollow support (40) and a second hollow support (30) arranged on opposite sides of said at least one roll (10), respectively, wherein a first portion (21) and a second portion (22) of said roll holder shaft (20) are housed in said first hollow support (40) and in said second hollow support (30), respectively, where the constraint between at least said first hollow support and said first portion (21) of the roll holder shaft is of elastic type.
    Type: Application
    Filed: January 26, 2018
    Publication date: December 19, 2019
    Inventors: Annibale Bucci, Cesare Laviosa, Giorgio Solaroli di Briona, Angelo D'Alessandro, Ettore Cernuschi