摘要 |
<p num="1">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.
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