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  2. Exhaust brake - Wikipedia

    en.wikipedia.org/wiki/Exhaust_brake

    An exhaust brake is a device that essentially creates a major restriction in the exhaust system, and creates substantial exhaust back pressure to retard engine speed and offer some supplemental braking. Exhaust brakes are manufactured by many companies. The brakes vary in design, but essentially operate as described above.

  3. Muffler - Wikipedia

    en.wikipedia.org/wiki/Muffler

    Silencer (silver) and exhaust pipe on a Ducati motorcycle A silencer cut open to show the insulation, chambers and piping inside the shell. A muffler (North American and Australian English) [1] or silencer (British English) is a device for reducing the noise emitted by the exhaust of an internal combustion engine—especially a noise-deadening device forming part of the exhaust system of an ...

  4. Exhaust system - Wikipedia

    en.wikipedia.org/wiki/Exhaust_system

    Exhaust system of the Opel Corsa B 1.2 petrol Exhaust manifold (chrome plated) on a car engine. An exhaust system is used to guide reaction exhaust gases away from a controlled combustion inside an engine or stove. The entire system conveys burnt gases from the engine and includes one or more exhaust pipes. Depending on the overall system ...

  5. Wisconsin school shooter was in contact with a California man ...

    www.aol.com/small-tight-knit-community-madison...

    Unanswered questions remain about a fatal shooting at a Madison, Wisconsin, private school as new details emerge about the shooter’s family life and possible ties to a California man who ...

  6. Nozzle and flapper - Wikipedia

    en.wikipedia.org/wiki/Nozzle_and_flapper

    The nozzle and flapper mechanism is a displacement type detector which converts mechanical movement into a pressure signal by covering the opening of a nozzle with a flat plate called the flapper. [1] This restricts fluid flow through the nozzle and generates a pressure signal.

  7. What the only battleground Democrat to do better than Trump ...

    www.aol.com/only-battleground-democrat-better...

    Stein’s victory coattails will help. Cooper limited his time out of the state because he was worried that Robinson might use legislative tricks to seize power as acting governor.

  8. Novak Djokovic won't speak to the Australian Open's local TV ...

    www.aol.com/novak-djokovic-wont-speak-australian...

    Novak Djokovic, right, of Serbia is congratulated by Jiri Lehecka of the Czech Republic, left, after their fourth round match at the Australian Open tennis championship in Melbourne, Australia ...

  9. Expansion chamber - Wikipedia

    en.wikipedia.org/wiki/Expansion_chamber

    The vacuum wave arrives in the cylinder during the transfer cycle and helps suck in fresh mixture from the crankcase into the cylinder, and/or prevent the suction of exhaust gases into the crankcase (due to crankcase vacuum). [3] However, the wave may also suck fresh mixture out the exhaust port into the header of the expansion chamber.