Patent ID: 6390394
Filing Date: 2002-05-21
Classification: B05B,B05C,H01L

Abstract:
A nozzle and adjust module, comprising:a reaction chamber having an upper cover and a rotation chuck; and a spray head and nozzle mechanism having a plurality of sideward grooves arranged at angles and a plurality of ball seats for the placement of respective nozzles and ball connectors, each of said sideward grooves having a nozzle depressor to cover a respective ball connector so that the respective nozzles can be tilted at a desired angle and adjusted, the top end of said nozzle being connected to an acid-providing system via a bent pipe, a cover plate of said spray head joining a connecting plate so that said spray head and said upper cover of said reaction chamber can be adjusted through a level adjusting mechanism of said spray head; a wherein said level adjusting mechanism of said spray head comprises a connecting plate and a level adjusting plate, said level adjusting plate having a plurality of sets of adjusting studs and locking studs, an outer housing of said reaction chamber and a spray arm being fixed on said level adjusting plate respectively using a clamping block and a clamping stud.