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  2. Spark arrestor - Wikipedia

    en.wikipedia.org/wiki/Spark_arrestor

    Spark arrester inspections are performed by trained agency law enforcement or fire prevention personnel. They may occur on an individual basis, or as part of an inspection checkpoint during busy recreation weekends. Operators caught using unqualified or modified devices could be cited. Penalties for violating spark arrester laws depend on the ...

  3. Chimney - Wikipedia

    en.wikipedia.org/wiki/Chimney

    An H-style cap is a chimney top constructed from chimney pipes shaped like the letter H. It is an age-old method of regulating draft in situations where prevailing winds or turbulences cause downdraft and back-puffing. Although the H cap has a distinct advantage over most other downdraft caps, it fell out of favor because of its bulky design.

  4. Chimney (locomotive) - Wikipedia

    en.wikipedia.org/wiki/Chimney_(locomotive)

    The difficulty of casting complex spark arrestors encouraged fabrication of sheet metal chimneys for wood-burning locomotives. [5] Fifty-seven of over one thousand locomotive spark arrestors patented in the United States, 1857. Early spark arrestors were simply iron wire screens installed within the stack. However, the screen reduced the rate ...

  5. Flame arrester - Wikipedia

    en.wikipedia.org/wiki/Flame_arrester

    A flame arrester during testing A flame arrester made for a 91 cm (36 inch) pipe weighing 10 tons. A flame arrester (also spelled arrestor), deflagration arrester, [1] or flame trap [2] is a device or form of construction that will allow free passage of a gas or gaseous mixture but will interrupt or prevent the passage of flame. It prevents the ...

  6. Fireplace - Wikipedia

    en.wikipedia.org/wiki/Fireplace

    Metal-lined flue: Double- or triple-walled metal pipe running up inside a new or existing wood-framed or masonry chase. Newly constructed flues may feature a chase cover, a cap, and a spark arrestor at the top to keep small animals out and to prevent sparks from being broadcast into the atmosphere. All gas fireplaces require trained gas service ...

  7. Detonation flame arrester - Wikipedia

    en.wikipedia.org/wiki/Detonation_flame_arrester

    The largest detonation flame arrester ever built at the time, weighing 10 tons, for 30 inch pipe. Pictured with Dwight Brooker A detonation flame arrester (also spelled arrestor ) is a device fitted to the opening of an enclosure or to the connecting pipe work of a system of enclosures and whose intended function is to allow flow but prevent ...