Designers can estimate life from the energy transferred each time the brake or clutch engages.

If the pad friction and self-amplification are high enough, the brake stay engaged due to self-application, even when the external application force is released.

When the foot pressure is released, the brake automatically engages and stops the train.

The toe brakes are then released but pressure is maintained in the system thereby leaving both brakes engaged.

The car gave a fast unexpected lurch as the brakes suddenly engaged, then cut out.

Freewheeling functions as with other systems, but when back pedaled, the brake engages after a fraction of a revolution.

Typically brakes on a ride are designed to be disengaged when power is applied; disconnecting power will cause all brakes to engage.

He then ties the other end around the brake lever so that the truck's brakes will engage the moment the time warp ends.

In another minute the brakes engaged again and shrieked along the tracks as the conveyance shuddered and slowed.

The vehicle stopped just short of the gate and the red glow brightened as the brakes engaged and the engine idled.