Vertical-shaft air filtering device having high flow rate...

Details Vertical-shaft air filtering device having high flow rate... Vertical-shaft air filtering device having high flow rate...

2007-02-20

2007-02-20

Hopkins, Robert A. (Department: 1724)

Gas separation

Plural serial basically diverse separating media

Plural stages in unitary casing

C055S385300, C055S482000, C055S505000, C096S421000

Reexamination Certificate

active

10910282

ABSTRACT:
A vertical-shaft air filtering device having high flow rate and two-way air intake structure includes an air filter having its annular filtering member provided thereon with a fixed annular cover which is provided with an auxiliary air intake and a sheet-shaped filtering member in the center. Thus, air sucked in a hollow tube can pass through the annular filtering member and the sheet-shaped filtering member and, after filtered, get in the engine room of a vehicle, not only having a function of air filtering, but also able to enable the engine to increase instant air intake speed and amount.

REFERENCES:
patent: 6833023 (2004-12-01), Vandenberghe et al.
patent: 6955699 (2005-10-01), Bergami

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