Invention Grant
US09341172B2 Positive displacement pump 有权
正排量泵

Positive displacement pump
Abstract:
A positive displacement pump (1) with a pump head (3), in which (3) at least one pump space (6) is provided, with a pump diaphragm (7), which is associated with the at least one pump space (6) and which (7) separates the pump space (6) from a reciprocating drive.
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