US 12,140,220 B2
Lubricating oil deflector, speed reduction gear including such a deflector and turbomachine including such a speed reduction gear
Juan-Luis Marcos Izquierdo, Moissy-Cramayel (FR)
Assigned to SAFRAN TRANSMISSION SYSTEMS, Colombes (FR)
Filed by SAFRAN TRANSMISSION SYSTEMS, Colombes (FR)
Filed on Mar. 14, 2023, as Appl. No. 18/183,688.
Claims priority of application No. 2202313 (FR), filed on Mar. 16, 2022.
Prior Publication US 2023/0296168 A1, Sep. 21, 2023
Int. Cl. F16H 57/08 (2006.01); F01D 15/12 (2006.01); F01D 25/18 (2006.01); F16H 1/28 (2006.01); F16H 57/04 (2010.01)
CPC F16H 57/0427 (2013.01) [F01D 15/12 (2013.01); F01D 25/18 (2013.01); F16H 1/28 (2013.01); F16H 57/045 (2013.01); F16H 57/0486 (2013.01); F05D 2260/40311 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A lubricating oil deflector for a speed reduction gear of a turbomachine, the deflector comprising a body having a first end face comprising a first end configured to be disposed facing a sun gear of the reduction gear, the first end being configured to receive oil from the sun gear, the body having an opposite end face comprising an opposite second end configured to discharge the oil from the body, the body including two side faces each configured to be disposed facing a planet gear of the reduction gear and each connecting the first and second faces together, the body extending along a longitudinal direction from the first end face to the second end face, the body including at least one inner oil guide channel that extends along the longitudinal direction, opens out at the first end face of the first end and at the second end face of the second end and is configured to discharge the oil by gravity through the second end.