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Doesn't do a good job of explaining what a wrap spring clutch or brake does, or how it works. Instead, explains things like where it is used (medical, weapons systems...), and it's characteristics (long life, low power consumption).
Doesn't do a good job of explaining what a wrap spring clutch or brake does, or how it works. Instead, explains things like where it is used (medical, weapons systems...), and it's characteristics (long life, low power consumption).