Patent ID: 7198694

Claim:
An integrated tool for wet chemical processing of microfeature workpieces, comprising: a frame a mounting module attached to the frame, the mounting module having a deck a plurality of positioning elements, and a plurality of attachment elements, wherein the deck comprises (a) a rigid first panel having a plurality of the positioning elements and a plurality of the attachment elements, (b) a rigid second panel juxtaposed to the first panel, (c) braces between the first and second panels, wherein the first panel, the braces and the second panel are fastened together to be dimensionally stable, and (d) a chamber receptacle through the first and second panels; a wet chemical processing chamber attached to the deck of the mounting module, the wet chemical processing chamber having a first interface member engaged with one of the positioning elements and a first fastener engaged with one of the attachment elements, wherein a portion of the chamber is received in the chamber receptacle; a transport system carried by the mounting module for transporting workpieces within the tool, the transport system having a second interface member engaged with one of the positioning elements, wherein the transport system has a second fastener engaged with another attachment element; and wherein the mounting module is configured to maintain relative positions between positioning elements such that the transport system does not need to be recalibrated when the processing chamber is replaced with another processing chamber.