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:
Jun. 14, 2011
Filed:
Apr. 23, 2008
Applicants:
Franco Rigolone, Ponteranica, IT;
Renato Rota, Carvico, IT;
Oscar Gervasoni, Bergamo, IT;
Inventors:
Assignee:
Gildemeister Italiana S.p.A., Brembate Sopra, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 25/00 (2006.01); B23B 5/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
A piece-threading device on a numerically controlled lathe comprises a supporting assembly having an inner rotatively driven body which, on a side thereof facing a workpiece to be threaded, comprises a plurality of threading tools, the rotatively driven body having a built-in electrical rotor () to which an electric stator () also built-in in the supporting assembly is operatively coupled, the stator () having a plurality of circumferential channels () for circulating therethrough a refrigerating and lubricating fluid.