Hydroimpedance pump

Details Hydroimpedance pump Hydroimpedance pump

2007-01-16

2007-01-16

Freay, Charles G. (Department: 3746)

Pumps

Expansible chamber type

Elongated flexible chamber wall progressively deformed

C417S478000

Reexamination Certificate

active

10382721

ABSTRACT:
A hydro-elastic pumping system formed from an elastic tube element having attached end members with different hydroimpedance properties, wherein the elastic element is pinched with certain frequency and duty cycle to form asymmetric forces that pump fluid.

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