Carrier employing snap-fitted membrane retainer

Disclosed herein is an improved carrier design for use in a chemical mechanical polishing process. The carrier employs a retainer ring that is fastened to the side of carrier, as opposed to the front of the carrier, which alleviates undesired uneven wear of the retainer ring surface. Specifically ex...

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Bibliographische Detailangaben
Hauptverfasser: MICELI FRANK, STOREY CHARLES A, GARCIA ANDRES B, SEPUTRO MARGARETH, RODRIGUEZ JOSE O
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:Disclosed herein is an improved carrier design for use in a chemical mechanical polishing process. The carrier employs a retainer ring that is fastened to the side of carrier, as opposed to the front of the carrier, which alleviates undesired uneven wear of the retainer ring surface. Specifically exemplified herein is a carrier comprising a membrane that is secured to the carrier body by a retainer ring that is snap-fitted to the carrier body.