One reason that today's vehicles are the safest in history is that, since 1968, all vehicles come equipped with dual brake systems to ensure that if one set of brakes fails, the other set can still ...

Many of the larger vehicles on our roads have one intriguing thing in common: They can make sudden, loud, gas-escaping ...

Typical, medium-duty, hydraulic brake system with front discs (red circuit) and rear drums (green circuit). Boost, or assist (blue circuit), is provided by an engine-driven pump, although the power ...

The editors of Commercial Carrier Journal have completed the 7th edition of The Air Brake Book. The book, first published in 1988, serves as a complete, up-to-date reference on heavy vehicle air brake ...

Autonomous vehicles and battery-electric trucks are no longer figments of engineers’ imaginations. They are poised to reshape almost everything we know about building and operating heavy trucks — ...

Air brakes have a long history of reliable performance in the medium- and heavy-duty truck markets, yet these systems cannot be ignored without costly consequences. A good inspection process and ...

Nearly 1,600 vehicles were put out of service for brake violations during the Commercial Vehicle Safety Alliance’s unannounced Brake Safety Day in April. On April 25, 52 U.S. and Canadian ...

• Electromagnetic clutches and brakes are electrically activated but transmit torque mechanically. • Engagement time depends on magnetic field strength, air gap, and inertia. • Burnishing increases ...