Advanced V/stol Propeller Technology. Vol. Xii. Advanced Propeller Manufacture And Test

Author:  Fahy, E.A. and Leishman, D.K.
Source:  AFFDL TR-71-88-Vol-12
Doc ID:  1974000
Year of Publication:  1974
Abstract:  
The results of a manufacturing and test program of a 26.3 foot diameter cyclic pitch propeller for application to a four-propeller tilt wing V/STOL aircraft are presented. Included in the report are descriptions of the manufacture of major components, the testing of the propeller with stub blades and counterweights, and the testing of the propeller blades. Descriptors: Vertical takeoff aircraft-- Aerial propellers; Aerial propellers-- Manufacturing; Variable pitch propellers; Hovering; Tilt wings; Propeller blades; Performance-- Engineering; Test equipment; Hubs; Composite materials; Boron; Fiberglass; Shells-- Structural forms; Honeycomb structures; Foam; Rolling-- Metallurgy; Dies; Heat treatment; Titanium alloys; Beads; Creep; Structures; Airfoils; Weight; Assembly