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:
Apr. 21, 2020
Filed:
Mar. 31, 2016
Applicant:
Modelia S.r.l., Abano Terme, IT;
Inventor:
Andrea Ghiotti, Padua, IT;
Assignee:
BLM S.P.A., Cantu, Como, IT;
Primary Examiner:
Int. Cl.
CPC ...
B21D 9/03 (2006.01); B21D 9/05 (2006.01);
U.S. Cl.
CPC ...
B21D 9/03 (2013.01); B21D 9/05 (2013.01);
Abstract
An apparatus for improving the quality of tube bending; adapted to be used in bending machines and comprises a substantially longitudinally extended mandrel, adapted to be inserted into a tube to be bent and having a rigid portion and a flexible portion arranged in series, the latter comprising a series of mandrel segments connected by articulated joints; the apparatus also comprises at least one motion-sensitive sensor, which is integral with at least one of the mandrel segments, and elements for processing the motion information acquired by the sensor.