Patent ID: 6110556
Filing Date: 2000-08-29
Classification: C23C,H01L,Y10T

Abstract:
A lid assembly for a vapor deposition apparatus of the type having an enclosure housing a process chamber, said lid assembly comprising:a base plate having a body including first and second opposed major surfaces disposed on opposite sides of the body, said first major surface having a plurality of openings disposed therein and said second major surface orientated to face said process chamber upon said lid being placed in a closed position, said second major surface having a plurality of orifices disposed therein, each of which is fluidly coupled with one of said plurality of openings in said first major surface to permit fluid communication therebetween, each of said orifices having a centerline and being oriented with the centerline lying on a plane, with a subset of said plurality of orifices having centerlines lying in a first plane, and the remaining orifices having centerlines lying in a second plane, extending transversely to said first plane.