Diaphragm valve
AssigneeGeorg Fischer Rohrleitungssysteme AG
InventorsChristian Hunnekuhl, Juergen Stumpp, Joerg Hunnekuhl, Walter Bannwarth
Life of this patent
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Abstract
Diaphragm valve (1) comprising a housing upper part (2), which receives an actuating device (4) for actuating the valve (1), and a housing lower part (3), which has a receiving region (9) for receiving a diaphragm (11), wherein in the housing lower part (3) below the diaphragm (11) a central region forming a flow channel (17) is designed, wherein the cross-sectional surface of the flow channel (17) in the central region (51) of the housing lower part (3) is constant when the valve (1) is in the open state.
Claims7
A diaphragm valve (1) comprising a housing top part (2), which receives an actuating device (4) for actuating the valve (1), and a housing bottom part (3), which has a receiving region (9) for receiving a diaphragm (11), wherein in the housing bottom part (3) beneath the diaphragm (11) is configured a central region (51) forming a flow channel (17), having a cross-sectional area wherein in an open state of the valve (1), the cross-sectional area of the flow channel (17) in the central region (51) of the housing bottom part (3) is constant.
Dependencies are inferred from the claim text.