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:
Mar. 15, 2016
Filed:
Mar. 09, 2012
Ettore Cernuschi, Castelletto Sopra Ticino, IT;
Claudio Maria Scalmana, Milan, IT;
Ettore Cernuschi, Castelletto Sopra Ticino, IT;
Claudio Maria Scalmana, Milan, IT;
Danieli & C. Officine Meccaniche S.P.A., Buttrio, IT;
Abstract
A tube rolling plant (R) with multi-stand rolling mill having two or more rollers, for implementing a mandrel rolling process with controlled speed has a mandrel () which is inserted into the hollow body () from the frontal opening thereof by passing it first through the rolling mill (). An opposite movement (L) with respect to the rolling direction is imparted to the mandrel () by way of the hooking device () when rolling the hollow body () and the rear end of the rolled tube () is extracted at the end of the rolling operation.