secondary brake
1secondary brake shoe — See primary brake shoe trailing brake shoe …
2brake shoe — That part of the brake system, located at the wheels, upon which the brake lining is attached. There are usually two shoes (curved or arc shaped pieces) in each wheel. When the wheel cylinders are actuated by hydraulic pressure they force the… …
3secondary, reverse shoe — The brake shoe that is installed facing the rear of the vehicle. See trailing brake shoe …
4secondary braking system — (HGV) A spring brake system which exerts force when air pressure is released …
5secondary shoe — The shoe in a duo servo drum brake assembly that is acted upon by the primary shoe. It provides more stopping power than the primary shoe (about 70%). See trailing shoe …
6trailing brake shoe — The brake shoe that is installed facing the rear of the vehicle. Also called secondary brake shoe or reverse brake shoe …
7Drum brake — A drum brake with the drum removed as used on the rear wheel of a car or truck. Note that in this installation, a cable operated parking brake uses the service shoes …
8Railway brake — A traditional clasp brake: the brake shoe (brown) bears on the surface (tyre) of the wheel (red), and is operated by the levers (grey) on the left …
9primary brake shoe — The brake shoe that is first to press against the brake drum. The other shoe is the secondary shoe. When both shoes are pressing against the drum, the amplification of forces is called servo action …
10single leading brake shoe — The use of a single hydraulic plunger and a common pivot point which expands two shoes against the drum with equal pressure whether braking from forward or reverse direction. The leading brake shoe is usually called the Primary Shoe and trailing… …
