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A jockey pump, also known as a pressure-maintenance pump, is a small pump connected to a fire suppression system near the fire pump and is intended to maintain pressure in a fire protection piping system. These pumps recover pressures lost from gradual, slow pressure declines in a system due to temperature changes, trapped air escapement, or ...
An early device used to squirt water onto a fire is a squirt or fire syringe. Hand squirts and hand pumps are noted before Ctesibius of Alexandria invented the first fire pump circa the 2nd century B.C., [3] and an example of a force-pump possibly used for a fire-engine is mentioned by Heron of Alexandria.
Variable Speed Fire Pump Controllers were invented and released with a UL Listing for fire pump service in 2003 by Master Control Systems, Inc. [1] [2] Paragraph 10.5.5 in the 2003 edition of NFPA-20 recognized Variable Speed as an accepted method for operating the fire pump. Then in the NFPA-20 2007 edition, section 10.10 was added to clarify ...
rigid interlocking end-pieces on fire hose; used for connecting hose to hydrants or fire engine pumps and other hose appliances (nozzles, wyes, manifolds, strainers, etc.); standardized sizes and threads or other (non-threaded) pressure-sustaining interlocks (e.g., "Storz" or other "quarter-turn" connectors); lugs, cams, or pins are used to ...
Fire engine, Philadelphia, 1838, trying to save adjacent building. One firefighter (with helmet) directs the water; three to his left are manning the pump. Hand-colored. To the right of the engine is a hose truck. Manually drawn fire pump in service in Edinburgh in 1824 Horse-drawn fire pump given to Brockhampton Estate in 1818
Godiva fire pump in a Green Goddess. The fire pump was developed by Coventry Climax in the late 1930s, and was referred to as the Coventry Climax fire pump, the name Godiva appears in 1940, and may have its origins in the steam pump operated by Coventry Fire Brigade named "Godiva".
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