Hamilton Sundstrand Corporation

Ratier-Figeac Sas

Ratier Figeac

Stephane Grimal

Paul A Carvalho

Pierre Alexandre Picard

David P Nagle

Bruno Seminal

A method of manufacturing an aircraft blade is provided. The method includes attaching a fluid communicator to a plug tool connected to a blade plug, opening a passage in the blade plug using the plug tool, communicating fluid to or from a blade cavity through the passage using the fluid communicator, and sealing the passage in the blade plug using the plug tool.

Blade plug for communicating fluid therethrough

A blade plug for an aircraft blade is provided. The blade plug includes a first body having a boss extending therefrom and an aperture passing through the boss, the first body configured to sealingly engage with an opening of a blade, a plug cap configured to releasably engage with the boss and move between a first position and a second position, and a passage passing through the first body configured to allow fluid communication through the first body. When the plug cap is in the first position, fluid may not pass through the passage and, when the plug cap is in the second position, fluid may pass through the passage, and the first body has an outer diameter of 4.15 inches (105.37 mm).

A propeller blade includes a foam core and a structural layer that surrounds at least a portion of the foam core and includes a face side and a camber side is disclosed. The propeller blade also includes an insert disposed in the foam core in operable contact with the face side and the camber side of the structural layer.

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Figeac, France

Stephane Grimal