Patent ID: 6364955
Filing Date: 2002-04-02
Classification: C23C,H01L,Y10S,Y10T

Abstract:
A vacuum chamber, comprising a transport arrangement with at least two workpiece holders, a drive for driving said transport arrangement along a transport path, at least two openings in the wall of the chamber arranged such that each of said at least two workpiece holders of said transport arrangement is alignable by said transport arrangement with each of said at least two openings, at least two conveyors aligned or alignable with said at least two openings, each of said conveyors arranged to be drivingly movable towards and from respective ones of said at least two openings, the transport path of said at least two workpiece holders leading through a space in between said conveyors and said openings, said workpiece holders being operatively mounted to a base of said transport arrangement via a leaf spring arrangement, said conveyor being arranged to convey respective ones of said workpiece holders towards said oening against a bias of said leaf spring arrangement.