Patent ID: 8893469

Claim:
An assembly comprising: a gas turbine engine having a spool connected to a fan shaft via a gear system; a compartment wall positioned radially outward from the gear system and enclosing the gear system; and a gutter system positioned radially outward from the gear system for capturing lubricating liquid slung from the gear system and positioned radially inward of the compartment wall, wherein the gutter system includes: a gutter comprising a gutter wall positioned radially outward from the gear system, wherein the gutter wall extends circumferentially around the gear system; and an exterior wall disposed radially outward from the gutter wall, wherein the exterior wall and the gutter wall bound and define a flow passage fluidically connected to the gutter, wherein the exterior wall has a plurality of holes configured to allow the lubricating liquid to exit the flow passage into a space between the exterior wall and the compartment wall.