Diaphragm pump

Diaphragm pumps are usually regarded as a special type of reciprocating piston pumps.

As a displacement element, they have an elastic diaphragm whose axial movement is caused either by a direct drive by means of a drive rod or indirectly by transmitting the displacement pressure of a plunger.

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Reciprocating Piston Pump

Reciprocating piston pumps (also oscillating pumps) are a group within the positive displacement pumps where the volume of the pump chamber is periodically changed by an axial movement of the inner part (piston).

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