Patent ID: 6484415
Filing Date: 2002-11-26
Classification: B01J,B41J,C23C,H01L,Y10S

Abstract:
A vacuum processing system, comprising:a first conveyor structure for transferring a cassette; a cassette table for holding the cassette; a second conveyor structure for transferring a wafer; a vacuum loader provided with a conveyor chamber and a third conveyor structure; at least one vacuum processing chamber; and a lock chamber disposed between the second conveyor structure and the vacuum loader, wherein: the first conveyor structure is provided with a cassette holder and a first robot for transferring the cassette from the cassette holder to a cassette table, exposed to the air, the first conveyor structure is adapted to travel parallel to the second conveyor structure, and the first robot is adapted to transfer the cassette from the cassette holder onto the cassette table.