It is a tool used to manualy change the pitch of an variable pitch aircraft propeller.
blade
A kayak paddle will have two blades, and you paddle by pulling each through the water in turn. A canoe paddle just has the one blade, and you paddle by pulling it through the water on alternate sides of your craft.
It is the paddle that was used to propel the Chumash Tomols (canoes).
An oar. Similar to a paddle, an oar is a device with a flat blade used in water propulsion. One distinction between a paddle and an oar is that oars are usually connected to the vessel while paddles are not.
my mixer blade won't come off
What happends is when the engine spins really fast they have these little blade like things in the engine and it spins really fast sending the aircraft into the air
Hold at the end of the shaft, close to the blade, and insert the blade in the water as far ahead of you as possible. Pull the blade through the water by holding your arms straight while twisting your stomach and back, and pull the blade up when it reaches your body. Then shift the balance of the paddle, and insert the other end of the paddle in the water, doing the same as above. Remember that pulling in the right side turns you to the right, pulling to the left turns you left, while changing side all the time, you will go forward.
How to applying Bernoulli effct for helicdopte blade.
you paddle with it on a canoe!!
Oar would probably be the closest, although it isn't really a good likeness.
One sheet of rubber will cover one side of a blade.
The average size of the blade is about 6.5 inches (16.5 cm) long and 6 inches (15 cm) wide. Although the official restrictions only focus on the flatness and rigidness of the blade itself, these dimensions are optimal for most play styles.