Diaphragm pump

Details Diaphragm pump Diaphragm pump

F - Mech Eng,Light,Heat,Weapons

04

B

F04B 43/02 (2006.01) F04B 43/073 (2006.01)

Patent

CA 2424872

A diaphragm pump with a multi-part pump body is described. The pump consists at least of three rigid plates (201, 203, 205) and at least two elastic diaphragms (204, 202) arranged between these plates (201, 203, 205), the plates (201, 203, 205) forming, in particular, a pumping chamber (211) and at least two shut-off chambers (210, 212), in each case with an inlet (240) and an outlet (241) orifice for the conveyable material, and the pumping chambers (211) and shut-off chambers (210, 212) forming, together with an inlet duet (207), the connecting ducts (208) and (209) and an outlet duct (206), a passage duct, the pumping chamber (211) and the shut-off chambers (210, 212) being separated by the diaphragms (204, 202) in each case into a product space (230, 231, 232) and a control space (220, 221, 222), and the control spaces (220, 221, 222) having control lines (119, 120, 121) which are connected to a control unit (100, 115).

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