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.:

US 8523104 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 03, 2013

Filed:

Jun. 23, 2011
Applicants:

Pierre Prud'homme-lacroix, Vitrolles, FR;

Olivier Bistuer, La Fare les Oliviers, FR;

Inventors:

Pierre Prud'Homme-Lacroix, Vitrolles, FR;

Olivier Bistuer, La Fare les Oliviers, FR;

Assignee:

Eurocopter, Marignane Cedex, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of minimizing the consequences for the occupants of a rotary wing aircraft () of an off-specification landing with forward and/or downward acceleration vectors. The aircraft () extends along an anteroposterior longitudinal plane of symmetry () in elevation separating a first side () of said aircraft () from a second side () thereof. Said rotary wing () comprises at least one rotor () driven in rotation by a main gearbox () and being provided with a plurality of blades (). Said main gearbox () being fastened to a structure () of said aircraft () by a plurality of fastener elements () comprising at least one first fastener element () disposed on said first side () and at least one second fastener element () disposed on said second side (). Said first and second fastener elements () are dimensioned differently so that the strength of said at least one first fastener element () is greater than the strength of said at least one second fastener element ().


Find Patent Forward Citations

Prud'Homme-Lacroix, Pierre. (2013). Method and a rotary wing aircraft that are optimized so as to minimize the consequences for the occupants of said aircraft of an off-specification emergency landing (U.S. Patent No. 8523104). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8523104

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