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Method and system for fastening components used in plasma processing

  • US 20050220568A1
  • Filed: 03/31/2004
  • Published: 10/06/2005
  • Est. Priority Date: 03/31/2004
  • Status: Abandoned Application
First Claim
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1. A plasma processing tool comprising:

  • a process chamber;

    first and second components positioned within the process chamber; and

    a fastening component configured to fasten said first and second components together, said fastening component comprising;

    a first surface configured to be exposed to plasma processing performed in the plasma processing tool;

    a second surface configured to contact the first component;

    a stem extending from the second surface and configured to at least partially protrude through the first component and the second component; and

    a locking pin extending from at least one side of the stem and configured to contact the second component such that the first and second components are fastened together between the second surface and locking pin, wherein at least one of the first surface, the second surface, the stem, and the locking pin is at least one of made of and coated with a material that is highly resistant to erosion resulting from plasma processing, and wherein said fastening component is not shielded from said plasma by a plasma shield component.

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