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| cc |
Cubic Centimeters - a standard measure of volume.
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| cfm |
Cubic Feet per Minute - in the case of blowers, a measurement of the volume of air moved by the tool. Higher means more air.
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| chain brake |
For chain saws, a safety feature which stops the chain in certain circumstances.
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| coupling |
Something that joins or connects two things.
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| diaphragm carburetor |
A type of carburetor designed not to rely upon gravity, allowing an engine to operate in any position - such as upside down.
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| displacement |
The volume of fuel displaced byone stroke of a piston within the cylinder of an internal combustion engine - important as a gauge of the power of the engine although many factors affect the power and efficiency of the tool as a whole.
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| dry weight |
Weight without fuel or other fluids.
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| fps |
Feet Per Second. A measurement of unidirectional speed.
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| purge pump |
A device to remove excess fuel from the carburetor.
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| reciprocate |
To move back and forth.
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| reduction ratio |
A indication of a mechanical advantage. A higher number will result in greater torque.
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| splined |
Having projections on a shaft that fit into slots on a corresponding shaft, enabling both to rotate together.
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| torque |
A turning or twisting force.
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