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:
Feb. 27, 2018
Filed:
Sep. 18, 2013
Applicant:
Snecma, Paris, FR;
Inventors:
Olivier Belmonte, Perthes en Gatinais, FR;
Augustin Curlier, Melun, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 19/02 (2006.01); F04D 27/00 (2006.01); F04D 19/00 (2006.01); F04D 29/32 (2006.01); F02K 3/072 (2006.01); B64C 11/06 (2006.01); B64D 27/00 (2006.01);
U.S. Cl.
CPC ...
F04D 19/024 (2013.01); B64C 11/06 (2013.01); F02K 3/072 (2013.01); F04D 19/002 (2013.01); F04D 27/002 (2013.01); F04D 29/323 (2013.01); B64D 2027/005 (2013.01); Y02T 50/66 (2013.01); Y10T 29/49321 (2015.01);
Abstract
A fan including a system for holding blades having variable pitch, in which the bases of the blades are mounted onto radial shafts of a rotor of the fan by pivots, is provided. The system includes a main body capable of being attached onto the rotor; and at least one holding arm mounted onto the main body and capable of extending inside a pivot so as to engage with the pivot in order to lock the movement of the pivot along the axis of the shaft on which the holding arm is mounted.