Laminated impeller

Details Laminated impeller Laminated impeller

2011-01-04

2011-01-04

Look, Edward (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

Multiple axially spaced working members

C416S22000A, C416S23100A

Reexamination Certificate

active

07862301

ABSTRACT:
The present invention relates generally to impeller of aerators, and more particularly to a laminated impeller of paddlewheel aerator. To solve the shortcoming of existing impeller of aerator: single-body structure, large volume, complicated manufacturing technique and high production cost, fixed blade quantity and axial length, narrow application range and inferior universal use, the present invention provides a laminated impeller that is characterized by simple structure, easy installation and better universal use. The technical scheme of the present invention comprises single impeller body consisting of impeller seat and blade connecting on the seat, a plurality of single impeller body connected in succession to form a laminated impeller, connecting mechanism provided on impeller seat to connect neighboring single impeller, axial impeller length adjusted according to the power needed actually and blade quantity changed to meet wider application.

REFERENCES:
patent: 1175162 (1916-03-01), McMurdie
patent: 6634784 (2003-10-01), Blakley
patent: 7083386 (2006-08-01), Horng et al.
patent: 2006/0263198 (2006-11-01), Toby Kinkaid

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