Patent ID: 7531060

Claim:
An integrated tool assembly for processing of microfeature workpieces, comprising: a load/unload module having first and second workpiece carriers and a first docking unit with first alignment elements; an intermediate module including (a) a dimensionally stable first mounting module defining a fixed first reference frame and having a front docking unit with front alignment elements engaged with the first alignment elements of the load/unload module for registering the load/unload module with the first reference frame of the first mounting module, a rear docking unit with rear alignment elements, a first deck between the front docking unit and the rear docking unit, positioning elements at the first deck, and attachment elements at the first deck, and (b) a first device attached to the first deck for performing a function on a microfeature workpiece, the first device having a device interface member engaged with one of the positioning elements at the first deck and a device fastener engaged with one of the attachment elements at the first deck; and a main processing unit including (a) a second dimensionally stable mounting module defining a fixed second reference frame and having a second docking unit with second alignment elements engaged with the rear alignment elements of the rear docking unit for registering the first reference frame with the second reference frame, and also including positioning elements, and attachment elements; (b) a wet chemical processing chamber carried by the second mounting module and having a chamber interface member engaged with one of the positioning elements of the second mounting module and a chamber fastener engaged with one of the attachment elements of the second mounting module; and (c) a transport system carried by the second mounting module, the transport system having a transport interface member engaged with one of the positioning elements of the second mounting module and a transport fastener engaged with one of the attachment elements of the second mounting module.