Fire sprinkler system
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A fire sprinkler system is an active fire protection method, consisting of a water supply system providing adequate pressure and flowrate to a water distribution piping system, to which fire sprinkler
A glass bulb type sprinkler head will spray water into the room if sufficient heat reaches the bulb and causes it to shatter. Sprinkler heads operate individually. Note the red liquid in the glass bulb.
A sign warns hotel guests not to hang items from fire sprinklers
An exterior sprinkler alarm in the Flushing Chinatown in Queens, New York City.
Garage sprinkler system and fire department connection in New York City
Henry S. Parmelee
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Henry S. Parmelee, president of the Fair Haven and Westville Street Railway Company, was a piano maker from New Haven, Connecticut. He took the idea of Sir Hiram Maxim and then invented the second aut
Fire sprinkler system
…created the first successful automated sprinkler system in 1723. He used gunpowder to release a tank of extinguishing fluid. Frederick Grinnell improved Henry S. Parmalee's design and in 1881 patented the automatic sprinkler that bears his name. He continued to improve the device and in 1890 invented the glass disc…
Henry S Parmelee Electrical Review 1902