What holds back spring brakes during normal driving?
During normal driving, spring brakes are usually held back by spring pressure.
Spring Brakes Hold Back Mechanism
Spring brakes in vehicles play a crucial role in ensuring safety by stopping the vehicle during emergencies or when parked. But how are spring brakes held back during normal driving? The answer lies in the mechanism that is used to keep the spring brakes in a retracted position when not in use.
Spring pressure is the key factor that holds back spring brakes during normal driving. These brakes use a mechanical spring to apply pressure to the brake shoes or pads, keeping them in a retracted position. When the vehicle is in motion and the brakes are not engaged, the spring pressure ensures that the brakes do not engage accidentally.
When the driver presses the brake pedal, air pressure is used to release the spring brakes and allow the brake shoes or pads to make contact with the wheels, thereby slowing down or stopping the vehicle. This dual mechanism of spring pressure and air pressure ensures that the spring brakes function effectively during normal driving conditions.
It is important for drivers to understand how the spring brake system works in their vehicles to ensure safe operation and proper maintenance. By knowing that spring brakes are held back by spring pressure during normal driving, drivers can stay vigilant and responsive in emergency situations where quick braking is required.