Patent ID: 6960128
Filing Date: 2005-11-01
Classification: B08B,F24F

Abstract:
1. An air shower for removing a particle from an object by blowing air to the object, comprising: at least one first outlet for discharging the air from the at least one first outlet toward at least a portion of the object so that a flow axis of the air flowing out of the at least one first outlet is swung frequently and alternately in a first swingable direction; and at least one second outlet for discharging the air from the at least one second outlet toward at least a substantially same portion of the object so that a flow axis of the air flowing out of the at least one second outlet is swung frequently and alternately in a second swingable direction which is different from the first swingable direction; wherein the first swingable direction and the second swingable direction extend so as to be non-parallel to one another and to intersect one another.