US 11,732,608 B2
Lubricating oil distributor for a mechanical reduction gear of an aircraft turbine engine
Mathieu Jean Charrier, Moissy-Cramayel (FR); Gilles Gaston Jacques Gouin, Moissy-Cramayel (FR); and Boris Pierre Marcel Morelli, Moissy-Cramayel (FR)
Assigned to SAFRAN TRANSMISSION SYSTEMS, Colombes (FR)
Filed by SAFRAN TRANSMISSION SYSTEMS, Colombes (FR)
Filed on Dec. 20, 2019, as Appl. No. 16/723,491.
Claims priority of application No. 1873845 (FR), filed on Dec. 21, 2018.
Prior Publication US 2020/0200042 A1, Jun. 25, 2020
Int. Cl. F01D 25/18 (2006.01); B64D 33/08 (2006.01); F16H 57/04 (2010.01)
CPC F01D 25/18 (2013.01) [B64D 33/08 (2013.01); F16H 57/042 (2013.01); F16H 57/0486 (2013.01)] 19 Claims
OG exemplary drawing
 
1. Lubricating oil distributor for a mechanical reduction gear of a turbine engine, said distributor having a general annular shape around an axis X and comprising first and second independent oil circuits, said first oil circuit comprising a first oil inlet connected by a first annular chamber to several oil outlets, and said second oil circuit comprising a second oil inlet connected by a second annular chamber to several oil outlets, wherein said first and second annular chambers are directly connected one to the other so as to form a single part, and in that said first chamber comprises a cross section that is at least partially nested in a cross section of said second chamber.