Photos: New marine propeller for high-speed travel also generates electricity on-the-go
Gori's Hybrid Propeller allows sailors to lock blades open for regeneration, harnessing the boat's forward momentum to ...
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The Five Aircraft In The Cessna 170 Series
The significant upgrades were the fuel-injected Continental IO-360K 195 hp (derated from 210 hp) engine and a two-bladed Hartzell constant-speed propeller. The Hawk XP entered production in 1977 ...