发明公开
EP1621806A1 Valve for purging air in the filling and admission thereof during the emptying of pressurized liquid from flow ducts 有权
阀用于加压液体从流动通道的排空过程中在填充和在它的记录清除空气

Valve for purging air in the filling and admission thereof during the emptying of pressurized liquid from flow ducts
摘要:
It is of the type of valves formed by a hollow body divided into two parts that are coupled by enclosing a float (3) provided with a flexible sealing membrane (4) of the air outlet (6) by the thrust of the fluid entering through a bottom neck (5) for connecting to the duct. When air is produced, the float slides (3) so that the membrane (4) is separated and the air is removed.
The flexible membrane (4) has some protrusions (10) and projections (11) on its surface that rests on an oblique surface of the float (3). Its smooth surface covers the grooved outlet and has a cylindrical protrusion (12) on an end for fastening by sliding in a top channel (13) of the float (3). The float has an aerodynamic shape and guided movement in the body by means of complementary protrusions (8) and recesses (9).
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