Model of a Two-Blade Parabolic Propeller, Model of a two-blade parabolic propeller in a frame on a floorboard. The pressure surface of the propeller blades is curved in the form of a parabola. The screw can be turned with a crank. The model has a pitch of 286 mm, a diameter of 200 mm, the hub is 75 mm long and has a diameter of 26 mm. 1:10 scale (derived)., Petrus van der Loo (attributed to), c. 1847, wood (plant material), h 26 cm × w 20.5 cm × d 15 cm
Keywords:
Model, Two-Blade Parabolic Propeller, two-blade parabolic propeller, frame, floorboard, pressure surface, propeller blades, curved, form, parabola, screw, turned, crank, model, pitch, 286 mm, diameter, 200 mm, hub, 75 mm long, 26 mm, 1, 10 scale, derived, Petrus van der Loo, attributed, c, 1847, wood, plant material
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