Patent ID: 9046112
Filing Date: 2015-06-02
Classification: F01P,F04D

Abstract:
1. A mechanical coolant pump for an internal combustion engine, the mechanical coolant pump comprising: a pump rotor wheel comprising a blocking ring and rotor blades, the rotor blades being configured to pump a coolant radially outwardly; variable pump stator blades pivotably supported by a static blade holding ring at a first axial blade end, the variable pump stator blades being arranged radially outwardly of the pump rotor wheel; and a second axial blade end, wherein the blocking ring is arranged to partially overlap the second axial blade end, the variable pump stator blades include a pivot axis, and the static blade holding ring includes axial pivot openings which are configured to receive the pivot axis of the variable pump stator blades, the second axial blade end includes a flat stop face, and the blocking ring is configured to overlap the pivot axis of the variable pump stator blades.