Turbulent flow blower

Details Turbulent flow blower Turbulent flow blower

2007-03-20

2007-03-20

Nguyen, Ninh H. (Department: 3745)

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

Casing having tangential inlet or outlet

C415S206000

Reexamination Certificate

active

11023546

ABSTRACT:
A turbulent flow blower applied in a notebook PC is described. The turbulent flow blower has an impeller and an outer housing. The impeller is mounted on a rotor of a motor, and the outer housing houses the impeller and the motor. The outer housing includes an inlet, an outlet and two edges shaped as arcs. The inlet is positioned at the axial direction of the impeller; the outlet is positioned at the radial direction of the impeller. Two edges are respectively positioned at two opposite side of the impeller, of which a turn point of one edge is farther from the outlet than another turn point of the opposite edge is.

REFERENCES:
patent: 4553504 (1985-11-01), Duggal et al.
patent: 5228831 (1993-07-01), Becker
patent: 6146092 (2000-11-01), Botros et al.
patent: 6254336 (2001-07-01), Ahn
patent: 6805536 (2004-10-01), Hung
patent: 7014422 (2006-03-01), Hancock

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