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2. Air brake (road vehicle) - Wikipedia

   en.wikipedia.org/wiki/Air_brake_(road_vehicle)

   Truck air-actuated disc brake. An air brake or, more formally, a compressed-air-brake system, is a type of friction brake for vehicles in which compressed air pressing on a piston is used to both release the parking/emergency brakes in order to move the vehicle, and also to apply pressure to the brake pads or brake shoes to slow and stop the vehicle.

3. Gladhand connector - Wikipedia

   en.wikipedia.org/wiki/Gladhand_connector

   A pair of gladhand connectors between railroad cars A gladhand connector on a trailer. A gladhand connector or gladhand coupler is an interlocking hose coupling fitted to hoses supplying pressurized air from a tractor unit to air brakes on a semi-trailer, [1] or from a locomotive to railway air brakes on railroad cars. [2]

4. Relay valve - Wikipedia

   en.wikipedia.org/wiki/Relay_valve

   A relay valve is an air-operated valve typically used in air brake systems to remotely control the brakes at the rear of a heavy truck or semi-trailer in a tractor-trailer combination. Relay valves are necessary in heavy trucks in order to speed-up rear-brake application and release, since air takes longer to travel to the rear of the vehicle ...

5. S-cam - Wikipedia

   en.wikipedia.org/wiki/S-cam

   It is normally powered by air, but hydraulic power can be used too. The S-cam foundation brake is being used in over 85% of vehicles in the U.S. that run with air brakes. [1] S-cam's are only used with drum brakes because the cam pushes on the brakes which rubs against the rotating drum, and thus slowing the vehicle. [2]

6. Railway air brake - Wikipedia

   en.wikipedia.org/wiki/Railway_air_brake

   Piping diagram from 1909 of a Westinghouse 6-ET Air Brake system on a locomotive Control handle and valve for a Westinghouse air brake. A railway air brake is a railway brake power braking system with compressed air as the operating medium. [1]

7. Trailer connectors in North America - Wikipedia

   en.wikipedia.org/wiki/Trailer_connectors_in...

   Note that the SAE J560 connector is not controlling the brakes. SAE J560 is typically used on heavy duty trucks and trailers with pneumatic brakes where only the power to the ABS unit and indication of braking by brake light signal is required. The brakes themselves are controlled using air pressure.

8. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

9. M809 series 5-ton 6×6 truck - Wikipedia

   en.wikipedia.org/wiki/M809_series_5-ton_6×6_truck

   The M815, M818, and M819 had separate controls to apply the trailer brakes separately from the service brakes. [ 8 ] All M809 models had a rear pintle hitch and could tow 15,000 lb (6,800 kg) trailers except the M816, which could tow 20,000 lb (9,100 kg) The M818 and M819 could tow 37,500 lb (17,000 kg) semi trailers on their fifth wheel .