Patent ID: 6131588
Filing Date: 2000-10-17
Classification: B08B,H01L,Y10S

Abstract:
A cleaning apparatus for cleaning an object to be processed, said apparatus comprising:a processing bath for storing processing liquid in which said object is immersed;a drying chamber arranged above said processing bath and provided with an opening which is disposed between a body of said drying chamber and said processing bath and through which said object is transported;transporting means for transporting said object between said processing bath and said drying chamber through said opening;filling means for filling said drying chamber with an atmosphere of organic solvent; andscreening means for screening said opening;wherein said screening means includes a pair of first and second doors arranged so as to open and close said opening, said first door having a leading end formed to oppose said second door and provided with a spout port for discharging inert gas, said second door having a leading end formed to oppose said first door and provided with an intake port for the inert gas, whereby a current of the inert gas is formed between the leading end of said first door and the leading end of said second door, for screening said opening since the inert gas discharged from said spout port of said first door is sucked through said intake port of said second door, in a closing state of said first and second doors.