mixed-flow impeller

Definition

Cars & Driving

  • noun a pump impeller which combines radial and axial-flow principles, i.e. liquid flows both along the drive shaft and out through the impeller; pump impellers are classed as mixed-flow when the specific speed is 2,000 to 6,000 rpm
http://www.dictionarycentral.com/definition/mixed-flow-impeller.html