The invention relates to a fluid pump having {TAIL ~ movable blades} which are housed inside the rotor thereof, the blades having at portions facing the stator a concavity into which a semicircular section shoe seats and swings, the diameter of which is larger than the blade thickness, the shoes being fixed to each of the blades by means of the ends of a flexible rod, such rod embracing the blade sides and fitting into its rear portion, {HEAD ~ this assembly} being housed into a substantially elliptical vertical section stator 
The invention relates to a fluid pump having { TAIL ~ movable blades } which are housed inside the rotor thereof , the blades having at portions facing the stator a concavity into which a semicircular section shoe seats and swings , the diameter of which is larger than the blade thickness , the shoes being fixed to each of the blades by means of the ends of a flexible rod , such rod embracing the blade sides and fitting into its rear portion , { HEAD ~ this assembly } being housed into a substantially elliptical vertical section stator
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