Positive displacement pump system and method

Details Positive displacement pump system and method Positive displacement pump system and method

A - Human Necessities

61

M

A61M 1/10 (2006.01)

Patent

CA 2657417

Systems and methods including a motor or electromagnets to control the movement of one or more pistons in a pumping chamber. The pumping chamber may include a pump inlet and a pump outlet in fluid communication with the pumping chamber. Surfaces on a piston or pumping chamber may include hydrodynamic bearing surfaces.

La présente invention concerne des systèmes et des procédés comprenant un moteur ou des électroaimants pour commander le déplacement d'un ou de plusieurs pistons dans une chambre de pompage. La chambre de pompage comporte un orifice d'entrée de pompe et un orifice de sortie de pompe en communication de fluide avec la chambre. Un piston ou la chambre de pompage comprennent des surfaces de palier hydrodynamique.

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