Patent ID: 6827546
Filing Date: 2004-12-07
Classification: H01L,Y10S

Abstract:
In a wafer fabrication system, a modular frame comprising:a generally rectangular integrally formed base casting having a predetermined depth and width, said base casting having a front member, a rear member, and left and right side members, said base casting having a top surface generally defining a first plane; a generally rectangular integrally formed pod door opening casting having a predetermined width and height, said pod door opening casting including a bottom member, a top member, left and right side members and at least one cross member extending from said left side member to said right side member, said pod door opening casting including at least one opening between said left and right side members, said top member and said bottom member sized to receive a loader, said pod door opening casting generally defining a second plane; said bottom member of said door opening casting being mounted to said front member of said base casting such that said second plane is perpendicular to said first plane; said base casting and said pod door opening casting each have at least one dowel pin receiving opening, said at least one dowel pin receiving opening being in opposed coaxial relation when said pod door opening casting is disposed in a mounting position with respect to said base casting; and a dowel pin having first and second ends, said first and second ends disposed in respective openings of said base casting and said pod door opening casting to align said pod door opening casting with respect to said base casting in said mounting position.