Pumping unit
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United States of America Patent
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-
Sep 14, 1993
Grant Date -
N/A
app pub date -
Jul 17, 1991
filing date -
Jul 20, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A pumping unit, particularly for waterblasters and similar equipments, comprising the pump, the control unit, and the pressure damping device to form a single body, although they can be separated from each other. The pump has one double-acting plunger.
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