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Knowing your car’s brakes are functioning properly is crucial. Learn the differences between disc and drum brakes, how anti-lock brakes work and more.
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Please copy/paste the following text to properly cite this How Stuff Works article:
Nice, Karim. "How Drum Brakes Work." 18 August 2000. HowStuffWorks.com. <http://auto.howstuffworks.com/drum-brake.htm> 17 May 2008.
by
Karim Nice
Inside This Article
The Emergency Brake
The emergency brake on a car has to be actuated by a different power source than the primary braking system. The drum brake design allows for a simple cable actuation mechanism. Click here to see an emergency brake in action.
Figure 8. Emergency brake in operation
When the emergency brake is actuated, a cable pulls on the lever, which forces the two shoes apart.
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Please copy/paste the following text to properly cite this How Stuff Works article:
Nice, Karim. "How Drum Brakes Work." 18 August 2000. HowStuffWorks.com. <http://auto.howstuffworks.com/drum-brake.htm> 17 May 2008.
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