ARRAY ANTENNA TYPE CVD PLASMA SYSTEM

PROBLEM TO BE SOLVED: To simplify a series of maintenance operations of a plurality of inductively-coupled electrodes 53 including the operations of mounting and dismounting the electrodes 53.SOLUTION: The CVD plasma system comprises: a vacuum chamber 3; a movable guide rail 29 provided on an inner...

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Hauptverfasser: CHISHINA HIROTSUGU, OGAWA HIROYUKI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To simplify a series of maintenance operations of a plurality of inductively-coupled electrodes 53 including the operations of mounting and dismounting the electrodes 53.SOLUTION: The CVD plasma system comprises: a vacuum chamber 3; a movable guide rail 29 provided on an inner wall surface of a ceiling wall 15 of the vacuum chamber 3 movably in up and down directions; a plurality of split holders 41S supported on the movable guide rail 29 movably in left and right directions; and an inductively-coupled electrode 53 extending through a pair of first and second holding holes 45 and 47 in each split holder 41S and held as it is. When moving upward the movable guide rail 29 to a reference rail height position with the plurality of split holders 41S set on the movable guide rail 29, each first antenna-side connector 57 is connected with a first ceiling-side connector 17, and each second antenna-side connector 61 is connected with a second ceiling-side connector 19.