Patent ID: 11946416
Assignee: GKN AEROSPACE SWEDEN AB
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A front center body (FCB) structure for a geared turbofan engine, comprising:
a central hub and a coaxial shroud spaced from said hub and defining an annular passage between the hub and shroud for communicating air to a compressor; and
a body including a plurality of vanes extending across the passage from the hub to the shroud,
wherein one or more of the vanes form a heat exchanging structure that includes a fluid passage contained within the respective vane and extending between a fluid inlet intersecting the hub proximate a leading edge of the vane and a fluid outlet intersecting with the hub proximate a trailing edge of the vane, and
wherein at least one cavity is provided between inner and outer surfaces of at least one of the vanes to define at least one of the fluid passages.