Conduit bushing with cellular material
AssigneePratt & Whitney Canada Corp.
InventorKrzysztof Kowiel
Life of this patent
Estimating the term…
Abstract
An assembly is provided for a gas turbine engine. This engine assembly includes a gas turbine engine case, a conduit and a bushing. The gas turbine engine case includes a case wall and a boss at a port through the case wall. The conduit extends longitudinally along a centerline through the port and into an interior of the gas turbine engine case. The bushing circumscribes the conduit and is arranged within the port. The bushing is engaged with and laterally between the conduit and the boss. The bushing is configured from or otherwise includes a cellular material. The cellular material may be or otherwise include a cellular metal material and/or a cellular composite material.
Claims17
An assembly for a gas turbine engine, comprising:
- a gas turbine engine case including a case wall and a boss at a port through the case wall;
- a conduit extending longitudinally along a centerline through the port and into an interior of the gas turbine engine case;
- a bushing circumscribing the conduit and arranged within the port, the bushing engaged with and laterally between the conduit and the boss, and the bushing comprising a cellular material;
- and
- a sleeve mounted on the conduit, the bushing engaging the conduit through the sleeve.
An assembly for a gas turbine engine, comprising:
- a gas turbine engine case including a case wall and a boss at a port through the case wall;
- a conduit extending longitudinally along a centerline through the port and into an interior of the gas turbine engine case;
- and
- a bushing circumscribing the conduit and arranged within the port, the bushing engaged with and laterally between the conduit and the boss, and the bushing comprising a cellular material;
- wherein the bushing engages the conduit through a threaded connection.
An assembly for a gas turbine engine, comprising:
- a gas turbine engine case including a case wall and a boss at a port through the case wall;
- a conduit extending longitudinally along a centerline through the port and into an interior of the gas turbine engine case;
- a bushing circumscribing the conduit and arranged within the port, the bushing engaged with and laterally between the conduit and the boss, and the bushing comprising a cellular material;
- and
- a fastener extending through the boss and into the bushing;
- the fastener mounting the bushing to the boss.
An assembly for a gas turbine engine, comprising:
- a gas turbine engine case including a case wall and a boss at a port through the case wall;
- a conduit extending longitudinally along a centerline through the port and into an interior of the gas turbine engine case;
- and
- a bushing circumscribing the conduit and arranged within the port, the bushing engaged with and laterally between the conduit and the boss, and the bushing comprising a cellular material;
- wherein the cellular material circumscribes the conduit;
- wherein the bushing further comprises an inner wall circumscribing the conduit;
- and
- wherein the cellular material further circumscribes and is attached to the inner wall.
Dependencies are inferred from the claim text.