Double valve for air cylinder of compressed air diving gear

摘要

The double valve consists of a valve casing (1) which has a gas cylinder connection (2), through air channels, two valve insert borings and two pressure reducing borings. Two valve inserts (3), each with a hand wheel, are fitted in the casing. An upper spindle (5) and lower spindle (4) of the valve inserts are releasably connected to each other by a polygonal boring and a polygonal projection fitted positively into it. Both valve borings are in the valve insert and the two pressure reducing borings are opposite each other on their own axes.