Material or article handling – Apparatus for moving material between zones having different...
Reexamination Certificate
2011-01-25
2011-01-25
Fox, Charles A (Department: 3652)
Material or article handling
Apparatus for moving material between zones having different...
C414S222130, C414S939000
Reexamination Certificate
active
07874783
ABSTRACT:
An apparatus for processing a work piece in a vacuum environment includes a master process chamber that can be exhausted to a sub-atmospheric air pressure or to be filled with a desirable gas, a transfer chamber configured to receive the work piece from outside of the master process chamber, one or more processing stations inside the master process chamber, a rotation plate configured to receive the work piece and to move the work piece to receive one or more processing operations, and a first transport mechanism configured to transfer the work piece from the transfer chamber on to the rotation plate. The transfer chamber is at least partially enclosed in the master process chamber and can be vacuum sealed off from the master process chamber.
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Guo George Xinsheng
Wang Kai-an
Ascentool, Inc.
Fox Charles A
Wen Xin
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