X-Nico

3 unusual facts about Fire sprinkler


Fire sprinkler

The first of these was Major Hesketh, who, in addition to being a cotton spinner in a large business in Bolton, was Chairman of the Bolton Cotton Trades Mutual Insurance Company.

In 1812, British inventor Sir William Congreve patented a manual sprinkler system using perforated pipes along the ceiling.

Back in the US, Frederick Grinnell, who was manufacturing the Parmelee sprinkler, designed a newer and more effective version which became known as the Grinnell sprinkler.



see also