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US 5,707,562 AGranted
Turbo aerator
AssigneeAeration Industries International, Inc.
InventorRudolf R. Karliner
Life of this patent
Estimating the term…
Abstract
Apparatus for use in aeration of a fluid. The apparatus includes a power unit having a rotatable shaft. An impeller is coupled to the shaft. The impeller has a blade with a generally uniform outside diameter. A diffuser head is positioned proximate the impeller. The impeller may be a screw impeller. The diffuser head may be a stepped diffuser head.
Claims10
An apparatus for use in aeration of a fluid, the apparatus comprising:
- a power unit having a rotatable shaft,
- an impeller coupled to the shaft, having a blade with a generally uniform outside diameter;
- and
- a diffuser head positioned proximate the impeller, the diffuser head includes a curved region and a stepped region, and the stepped region includes a first step and a second step.
1 more element
An apparatus for use as a surface aerator in the treatment of water, the apparatus comprising:
- a motor having a rotatable shaft;
- a support structure coupled to the motor;
- a tubular member coupled to the support structure, the tubular member including an upper end and a lower end;
- a diffuser head held stationary relative to the support structure, the shaft extending through the diffuser head;
- and
- an impeller system coupled proximate the end of the shaft, including an impeller shaft and an impeller blade located about the impeller shaft, the impeller blade having a generally uniform outside diameter, the impeller system extends into the tubular member, the impeller blade including a first end and a second end, the second end of the impeller blade is positioned within the tubular member, and the first end of the impeller blade extends above the upper end of the tubular member and is spaced from the diffuser head.
3 more elements
Dependencies are inferred from the claim text.