propeller blade shank

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blade shank — The thick, rounded portion of a propeller blade near the hub … Aviation dictionary
blade — i. A rotating airfoil driven by a helicopter engine to produce vertical lift. Also called a rotor blade. ii. A rotating airfoil driven by an aircraft engine to produce a thrust force approximately in line with the longitudinal axis of the… … Aviation dictionary
blade chord — A straight line joining the leading edge of a propeller blade with its trailing edge. blade cuff A metallic, wooden, or plastic structure designed for attachment to the shank end of the blade, with an outer surface that will transform the round… … Aviation dictionary
Cuff — i. Specially shaped pieces of sheet metal attached to the leading edge of the wings to increase camber and to improve slow speed handling characteristics. ii. A thin, sheet metal, airfoil shaped covering over the shank of a propeller blade, which … Aviation dictionary
pitch distribution — The gradual twist in the propeller blade along its length from shank to tip … Aviation dictionary

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