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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 ...
Fireguard on the roof of a building London 1941. A stirrup pump is a portable reciprocating water pump used to extinguish or control small fires. [1] It is operated by hand. The operator places a foot on a stirrup-like bracket at the bottom of the pump to hold the pump steady, the bottom of the suction cylinder is placed inside a bucket of wat
When using this technique, the fire engine draws water for fire fighting from an unpressurized supply, such as a portable water tank, pool, or other static water source, instead of drawing water from a pressurized water supply, such as a fire hydrant. Under complete vacuum conditions, a pump would lift water 33.9 feet (10.3 m), however pumps on ...
(Attack line) A use classification of a fire fighting hose connected to output of a pump or other pressure source (e.g., gravity). Fire hose used to apply water or other fire fighting agent directly to a fire or burning substance. Typically of 2 + 1 ⁄ 2 inches (64 mm) diameter or less in the United States. Historically 1.5 inch hose was the ...
For example, a small tank of 260 U.S. gallons (220 imperial gallons; 980 liters) can be carried by a cross-country vehicle to extinguish smoldering stubs on rough terrain. [6] A water tender with its equipment storage used by the Vigili del Fuoco. A water tender typically carries some fire fighting equipment.
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. The fire pump was reinvented in Europe ...
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