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. 08, 2011
Filed:
Sep. 27, 2005
Applicants:
Valter Di Nardo, Lucca, IT;
Fabrizio Lorenzi, Lucca, IT;
Mauro Gelli, Capannori, IT;
Inventors:
Assignee:
Fabio Perini S.p.A., Lucca, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25F 5/02 (2006.01); F16C 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The interchangeable sleeve comprises: a substantially cylindrical outer surface (A); a layer of hardened resin (R); a substantially conical inner surface for connection to a conical central core of the roller. The inner surface is formed at least partially of at least one inner component () having greater rigidity than said hardened resin. The inner component is constrained to the sleeve by means of said hardened resin.