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:
Jul. 14, 2015
Filed:
Apr. 05, 2012
Elio Zoppitelli, Cabries, FR;
Etienne Rampal, Marseilles, FR;
Elio Zoppitelli, Cabries, FR;
Etienne Rampal, Marseilles, FR;
Airbus Helicopters, Marignane Cedex, FR;
Abstract
A damper device () for a rotor () having a rotary ring () and a plurality of levers (), each lever () extending from a first end (') connected to the ring () by a first mechanical connection () to a second end (″) suitable for being hinged to a blade (). The damper device () includes non-rotary damper means () secured to non-rotary fastener means () and to a non-rotary member () of an interface (), the interface () being interposed between the non-rotary damper means () and the ring () to convert a rotary movement of a blade () transmitted to a lever () into a movement in translation acting on the damper means ().