US EditionHartzell Propeller boosts green flying technology
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Hartzell Propeller boosts green flying technology
PIQUA – When Universal Hydrogen’s De Havilland Dash 8 hydrogen fuel cell-powered testbed first flew reecently, its powertrain included a prop designed and tested for the experimental aircraft by Hartzell Propeller. The 91-inch diameter five-blade swept airfoil carbon fiber propeller utilized derivative blades, hub and retention components from an existing 14 CFR Part 35 certified propeller. The specially designed Hartzell prop is smaller than th…
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