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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 ...
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 ...
The Peerless Motor Car Company was an American automobile manufacturer that produced the Peerless brand of motorcars in Cleveland, Ohio, from 1900 to 1931. [2] One of the "Three Ps" – Packard , Peerless, and Pierce-Arrow – the company was known for building high-quality luxury automobiles.
Direct action hand pumps have a pumping rod that is moved up and down, directly by the user, discharging water. Direct action handpumps are easy to install and maintain but are limited to the maximum column of water a person can physically lift of up to 15 m. Examples of direct action pumps include the canzee pump [13] and the EMAS pump. [14]
The fire pump was reinvented in Europe during the 16th century, reportedly used in Augsburg in 1518 and Nuremberg in 1657. A book of 1655 inventions mentions a steam engine (called a fire engine) pump used to "raise a column of water 40 feet [12.2 m]", but there was no mention of whether it was portable.
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Whiting's electric fire engine. William H. H. Whiting was an insurance adjustor and auditor with a special interest in fire prevention. Mr. Whiting made improvements to the design of an electric fire engine which was granted a patent (#632,665) in 1899. the principal points are the special combination of motor, a rotary force-pump, controller and safety-valve, and automatic stop-motion.
John Morris and Sons' first motor driven "first-aid motor fire engine" was built in 1905 for Cape Town's Metropolitan Fire Service. [7] It was fitted with a 30–40 h.p. Belsize engine and provided accommodation for six firemen. [8] The first motor-driven fire-pump built by John Morris and Sons was for the Bury Town Council.