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2. Haldex (company) - Wikipedia

   en.wikipedia.org/wiki/Haldex_(company)

   Hesselman later became the leading producer of hydraulic aggregates located at the lifts at the end of trucks. The product is used this way for handicap buses, as well as within material handling industries. Haldex co-owned (from 2004) the company Alfdex with Alfa Laval, for production of separators for truck engines. Haldex after 2011:

3. 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 ...

4. Double check valve - Wikipedia

   en.wikipedia.org/wiki/Double_check_valve

   A double check valve or double check assembly (DCA) is a backflow prevention device designed to protect water supplies from contamination. [1] It is different from the two-way check valves (sometimes erroneously referred to as double check valves) used in air brake systems on heavy trucks which select from the highest pressure source.

5. 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.

6. Haldex Traction - Wikipedia

   en.wikipedia.org/wiki/Haldex_Traction

   Haldex Traction is a manufacturer of intelligent all-wheel drive (AWD) systems, founded in Sweden. Since the invention of Gen I in 1998, the company produced several generations of products licensed to and customized for some major automotive brands, that in turn have marketed Haldex Traction AWD under different names.

7. Pregnant Woman Discovers Lump in Breast While Applying Body ...

   www.aol.com/woman-discovers-cancerous-lump-9...

   Related: Woman Diagnosed with Brain Cancer While Pregnant Talks Mom Life as She Says 'There's Not Many Options Left' In fact, every day she tries to do at least one good deed for somebody else ...