MECHANICAL REDUCER WITH NOZZLES FOR AN AIRCRAFT TURBOMACHINE

FR3168930A1Pending Publication Date: 2026-05-29SAFRAN TRANSMISSION SYST
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Patent Information

Application Number
FR2024012910
Authority / Receiving Office
FR · FR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-11-25
Publication Date
2026-05-29
Patent Text Reader

Abstract

Mechanical reducer (110) for a turbomachine (1), in particular for aircraft, the reducer (110) comprising: - a sun gear (111), - a ring gear (114), - planet gears (112) each comprising a first set of teeth (112a) meshed with a set of teeth (111a) of the sun gear (111) and a second set of teeth (112b) meshed with a set of teeth (114a) of the ring gear (114), and - at least one oil nozzle (126) carried by a planet carrier (113) and comprising a body (128) which is formed in one piece and which includes: - a first series (S1) of orifices (134a) for spraying oil onto the teeth (111a) of the sun gear (111), - a second series (S2) of orifices (134b) for spraying oil onto the second set of teeth (112b) of one of the satellites (112). Figure for the abstract: Figure 7
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Citation Information

Patent Citations

  • DEVICE FOR LUBRICATING AN EPICYCLOIDAL REDUCTION GEAR

    FR2987416A1

  • Assembly comprising a lubrication wheel and lubricant jets, for a turbomachine's epicycloidal gear reducer

    FR3069300A1

  • Epicyclic gear reducer for a turbomachine

    FR3099220A1

  • Cooling mechanism for gear

    EP3330573A1

  • LUBRICANT NOZZLE FOR A TURBOMACHINE EPICYCLOIDAL GEARBOX

    FR3069301A1