The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 26, 2021
Filed:
Mar. 01, 2018
Danieli & C. Officine Meccaniche S.p.a., Buttrio, IT;
Annibale Bucci, Dalmine, IT;
Cesare Laviosa, Cogoleto, IT;
Angelo D'Alessandro, Paderno Dugnano, IT;
DANIELI & C. OFFICINE MECCANICHE S.p.A., Buttrio, IT;
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 () with a plurality of mill stands and/or rolling dies () arranged in succession to define a rolling axis Y, said rolling mill further comprising moving means for moving a mandrel () and a tubular blank () fitted onto an end portion () of said mandrel () along said rolling axis and through said mill stands or rolling dies () in succession; wherein said moving means are structured so as to move said mandrel () and said blank () along said rolling axis Y and through said mill stands or rolling dies () in succession by applying a traction on said mandrel.