F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent
F - Mech Eng,Light,Heat,Weapons
04
B
F04B 17/04 (2006.01) F04B 23/06 (2006.01)
Patent
CA 2650386
An apparatus for pumping fluid, the apparatus comprising a pumping section (32) having an inlet (33) and an outlet (38), a shaft (22) to suck fluid through the inlet (33) and pump fluid out the outlet (38) and a power section (20) for moving the shaft (22) in a reciprocating motion, characterised in that the power section (20) comprises a permanent magnet linear motor (20) for moving the shaft (22) in a reciprocating motion.
L'invention concerne un appareil de pompage de fluide comprenant une partie de pompage (32) dotée d'une entrée (33) et d'une sortie (38), un arbre (22) permettant de pomper le fluide par l'entrée (33) et de l'évacuer par la sortie (38) et une partie d'alimentation (20) permettant de déplacer l'arbre (22) dans un mouvement de va-et-vient, caractérisé en ce que la partie d'alimentation (20) comprend un moteur linéaire à aimant permanent (20) permettant de déplacer l'arbre (22) dans un mouvement de va-et-vient.
Mcfadden Fincham
National Oilwell Varco L.p.
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