Gas separation – With gas flow effecting means – Upright or multichambered casing
Reexamination Certificate
2006-11-07
2006-11-07
Hopkins, Robert A. (Department: 1724)
Gas separation
With gas flow effecting means
Upright or multichambered casing
C055S486000, C422S186300
Reexamination Certificate
active
07132003
ABSTRACT:
An air clean apparatus including an air intake intended to be located at a lower position in a corner of a room and an air outlet intended to be located at an upper position in the corner of the room, and at least a filter and a blower both inside the air clean apparatus, characterized in that, when the air clean appratus is installed in a room, a given quantity of circulating blowing air, the given quantity is decided according to the height from the floor underneath the air intake and the underside-open area determined on the basis of particles of the maximum size to be eliminated at the air intake.
REFERENCES:
patent: 4370155 (1983-01-01), Armbruster
patent: 5225167 (1993-07-01), Wetzel
patent: 2003/0010211 (2003-01-01), Yu
Hirayama Kensuke
Hirayama Shoji
Hirayama Setsubi Kabushiki Kaisha
Hopkins Robert A.
Oliff & Berridg,e PLC
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