US 12,378,899 B2
Ducting arrangement for a gas turbine engine
Jack F Colebrooke, Bristol (GB)
Assigned to ROLLS-ROYCE plc, London (GB)
Filed by ROLLS-ROYCE plc, London (GB)
Filed on Aug. 5, 2024, as Appl. No. 18/794,116.
Claims priority of application No. 2313238 (GB), filed on Aug. 31, 2023.
Prior Publication US 2025/0075639 A1, Mar. 6, 2025
Int. Cl. F01D 25/28 (2006.01); F02C 7/20 (2006.01)
CPC F01D 25/28 (2013.01) [F02C 7/20 (2013.01); F05D 2240/55 (2013.01); F05D 2260/30 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A ducting arrangement for a gas turbine engine, the ducting arrangement comprising: an outer annular duct structure provided with an outer mount, and an inner annular duct structure provided with an inner mount, wherein:
the inner annular duct structure is configured to be received within the outer annular duct structure such that the inner mount and the outer mount are angularly aligned;
the inner mount and the outer mount are coupled together by a tension tie to attach the outer annular duct structure to the inner annular duct structure, the tension tie being a cable or a wire; and
the tension tie is provided with a ferrule configured to fasten a first portion of the tension tie to a second portion of the tension tie to form a loop of the tension tie engaging each of the mounts.