ACCESSORY HOUSING FOR AN AIRCRAFT TURBOMACHINE

FR3162795A1Pending Publication Date: 2025-12-05SAFRAN AIRCRAFT ENGINES SAS
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Patent Information

Application Number
FR2024005708
Authority / Receiving Office
FR · FR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-05-31
Publication Date
2025-12-05
Patent Text Reader

Abstract

Accessory housing (14) for an aircraft turbomachine, the accessory housing (14) comprising: - a casing (16) comprising first and second walls (17, 18) facing each other; - a toothed wheel (19a) movable in rotation about an axis (A) and disposed axially between the first and second walls (17, 18), the toothed wheel (19a) being guided in rotation relative to the casing (16) via first and second bearings disposed axially on either side of the toothed wheel (19a); characterized in that the accessory housing (14) internally comprises first and second pumps (22, 23) arranged axially on either side of the toothed wheel (19a), the first and second pumps (22, 23) being respectively housed in first and second cavities of the housing (16), the first and second pumps (22, 23) comprising respectively a first rotor and a second rotor which are driven in rotation by the toothed wheel (19a).Figure for the abridged version: 2.
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Citation Information

Patent Citations

  • Auxiliary machine driving unit for gas turbine engine

    JP2001317375A

  • Compact accessory gearbox comprising an integrated electric machine

    US20240093773A1

  • Assembly comprising an accessory gearbox and a lubrication unit

    WO2024153876A1