Exact(5)
Turn off the propeller completely when picking up a fallen skier.
Do not come too close and always turn off the propeller.[4].
It is always good practice and safer to turn off the propeller completely when near anyone in the water.
Somewhat like the timing on a WWI aircraft machine gun, which, without a timing mechanism would shoot off the propeller.
As soon as you get close, turn off the propeller and let your momentum bring the boat alongside them.
Similar(55)
Although of modest size, they are capable of inflicting significant damage: during one study of the threat display, a grey reef shark attacked the researchers' submersible multiple times, leaving tooth marks in the plastic windows and biting off one of the propellers.
A helicopter-like device constructed out of an off-the-shelf propeller and a $4 DC motor from Radio Shack is irrelevant in the world of patents, s, and s.
Much of the money would go toward adding more than 50 Beech C-12 aircraft, which are small, off-the-shelf propeller planes commonly used as corporate aircraft that would be outfitted with advanced surveillance sensors by the military.
One shakes the bed; another shoots a propeller into the air when the alarm sounds and will not shut off until the propeller is placed back on its base.
Because of a timing issue, Flint's son said, the bullets would periodically — if not frequently — blow the blades off the propellers, leading to harrowing falls from sky, emergency landings and crashes.
At the heart of SCoPEx is a scientific balloon, fitted with repurposed off-the-shelf airboat propellers.
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