Injury prevention strategies cover a variety of approaches, many of which are classified as falling under the â3 Eâsâ of injury prevention: education, engineering modifications, and enforcement /enactment.
HEAVY TRUCK BRAKING & AIR DISC BRAKES 4: 4 13 In the event of wear, the wear adjusting system gradually moves the brake caliper (1) from its initial position so that a constant â and small â air gap between the brake pad (4) and the brake disc (3) is always on the side where no brake actuation takes place.
The most common use for a parking brake is to keep the vehicle motionless when it is parked. Parking brakes have a ratchet locking mechanism that will keep them engaged until a release button is pressed. On vehicles with automatic transmissions, this is usually used in concert with a parking pawl in the transmission.