Title:
ACCESSORY GEARBOX FOR AN AIRCRAFT TURBINE ENGINE COMPRISING AN ULTRA LOW-SPEED MOTOR AND USE METHOD
Document Type and Number:
WIPO Patent Application WO/2022/189153
Kind Code:
A1
Abstract:
The invention relates to an accessory gearbox (2) for an aircraft turbine engine comprising a radial shaft connecting the high-pressure body of the turbine engine to a gear train (22) comprising at least one mixed shaft (25) coupled to a high-speed device (E'), said accessory gearbox (2) comprising a clutch system (1) having an ultra low-speed motor (M) mounted thereon and configured to mate with said mixed shaft (25) such that: in an engaged position of the clutch, the ultra low-speed motor (M) is coupled to the mixed shaft (25) so as to drive the high-pressure body at low speed when the turbine engine is stationary and, in a disengaged position of the clutch, the ultra low-speed motor (M) is decoupled from the mixed shaft (25) so as to be protected when the turbine engine is in operation.
Inventors:
DAUTREPPE FRÉDÉRIC (FR)
Application Number:
PCT/EP2022/054591
Publication Date:
September 15, 2022
Filing Date:
February 24, 2022
Export Citation:
Assignee:
SAFRAN AIRCRAFT ENGINES (FR)
International Classes:
F02C7/32; F01D25/36
Foreign References:
| US9664070B1 | 2017-05-30 | |||
| EP3415729A1 | 2018-12-19 | |||
| EP3318727A1 | 2018-05-09 | |||
| US9664070B1 | 2017-05-30 | |||
| EP3415729A1 | 2018-12-19 |
Attorney, Agent or Firm:
ARGYMA (FR)
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