Air shower apparatus

Ventilation – Clean room

Reexamination Certificate

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Details

C454S285000

Reexamination Certificate

active

07048626

ABSTRACT:
An air shower for removing a particle from an object by blowing an air to the object. The air shower includes an outlet for discharging the air from the outlet toward the object so that a flow axis of the air flowing out of the outlet is swung frequently and alternately, and an inner wall which extends from an outer periphery of the outlet in a radial direction of the outlet.

REFERENCES:
patent: 4644854 (1987-02-01), Stouffer et al.
patent: 4694992 (1987-09-01), Stouffer
patent: 4709622 (1987-12-01), Stouffer et al.
patent: 4774975 (1988-10-01), Ayers et al.
patent: 4823682 (1989-04-01), Stouffer
patent: 5259815 (1993-11-01), Stouffer et al.
patent: 5876281 (1999-03-01), Hirasawa et al.
patent: 60-137462 (1985-07-01), None
patent: 62-76848 (1987-05-01), None
patent: 63-165437 (1988-10-01), None
patent: 4-32639 (1992-02-01), None
patent: 6-193958 (1994-07-01), None
patent: 10-52654 (1998-02-01), None
patent: 2002098378 (2002-04-01), None
“Self-Induced Oscillation of a Jet Issued from a Flip-Flop Jet Nozzle”, T. Koso et al, Oct. 2, 2000.
“Evaluation of Flip-Flop Jet Nozzles for Use as Practical Excitation Devices”, G. Raman et al, Transactions of the ASME, 508/vol. 116, Sep. 1994.

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