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.

Date of Patent:
Dec. 08, 2015

Filed:

Apr. 03, 2012
Applicants:

Ettore Cernuschi, Castelletto Sopra Ticino, IT;

Claudio Maria Scalmana, Milan, IT;

Inventors:

Ettore Cernuschi, Castelletto Sopra Ticino, IT;

Claudio Maria Scalmana, Milan, IT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21B 17/02 (2006.01); B21B 25/02 (2006.01); B21B 17/04 (2006.01); B21C 45/00 (2006.01);
U.S. Cl.
CPC ...
B21B 25/02 (2013.01); B21B 17/04 (2013.01); B21C 45/00 (2013.01);
Abstract

A rolling plant (R) for rolling tubes having a multi-stand rolling mill () with two or more rolls, in order to implement a controlled speed mandrel rolling process, comprises a hooking and releasing device () which is arranged in the inlet area of the rolling mill () to cooperate with the rear tang of the mandrel () and a hooking and releasing device () which is arranged in the outlet area of the rolling mill () to cooperate with the front tang of the mandrel () in coordinated manner with the first hooking and releasing device ().


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