Chemistry: electrical and wave energy – Apparatus – Coating – forming or etching by sputtering
Reexamination Certificate
2005-08-16
2005-08-16
McDonald, Rodney G. (Department: 1753)
Chemistry: electrical and wave energy
Apparatus
Coating, forming or etching by sputtering
C118S720000, C118S504000
Reexamination Certificate
active
06929724
ABSTRACT:
This invention relates to a shutter for use in physical vapour deposition apparatus having a chamber. The shutter, generally indicated at5, is located in a side housing6of the vacuum chamber7, whilst sputtering is taking place. Once the substrate2is treated, the substrate is removed from the chamber and the shutter is brought in to an operative position above a wafer pedestal or support1.The shutter is mounted on an arm8using a fixing boss10, the arm and the boss being magnetically coupled.
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Green Gordon Robert
Trowell Robert Kenneth
McDonald Rodney G.
Trikon Technologies Limited
Volentine Francos & Whitt PLLC
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