Encyclopedia > Emile Gagnan

  Article Content

Emile Gagnan

French engineer. Co-inventor (together with Jacques Cousteau) of the demand-valve used for the first Scuba equipment ("Aqua-Lung"). The demand-valve was designed for regulating gas in gas-generator engines, but was found to be excellent for regulating air-supply under variating pressure conditions.



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
East Islip, New York

... 100 females there are 95.2 males. For every 100 females age 18 and over, there are 90.1 males. The median income for a household in the town is $71,106, and th ...

 
 
 
This page was created in 20 ms