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:
Nov. 26, 2013
Filed:
May. 27, 2011
Giuseppe Gasparini, Gallarate, IT;
Francesco Ferretti, Brebbia, IT;
Massimo Forni, Ranco, IT;
Roberto Regonini, Golasecca, IT;
Giuseppe Gasparini, Gallarate, IT;
Francesco Ferretti, Brebbia, IT;
Massimo Forni, Ranco, IT;
Roberto Regonini, Golasecca, IT;
Agusta S.p.A., Samarate, IT;
Abstract
A non-rotating universal joint for a helicopter drive unit has a spider defined by a ring, which has four connecting portions spaced 90° apart and engaging respective forks defining the ends of respective arms of two connecting members which, in use, are fixed with respect to a casing of an engine and a casing of a reduction gear; each fork and the corresponding connecting portion have respective through holes coaxial with one another and engaged by a screw; and dampers are interposed between the connecting portions of the ring and the shanks of the screws, and between the connecting portions of the ring and the forks.