发明名称 Shaped polishing pads for beveling microfeature workpiece edges, and associate system and methods
摘要 Systems and methods for beveling microfeature workpiece edges are disclosed. A system in accordance with one embodiment is configured to remove material from a microfeature workpiece having a first face, a second face facing opposite from the first face, an edge surface between the first and second faces, and an edge at a juncture between the edge surface and one of the first and second faces. The system can include a carrier positioned to carry the workpiece with the first and second faces generally normal to an axis, and a first polishing pad having a support surface and a polishing surface facing generally away from the support surface. The polishing surface can have a first shape with at least one portion oriented at an acute angle relative to the axis and the support surface to remove material from the edge of the workpiece. A polishing pad support is positioned to carry the first polishing pad proximate to the carrier and is also configured to carry a second polishing pad having a polishing surface with a second shape configured to remove material from the first face of the workpiece while the workpiece rotates about the axis.
申请公布号 US2006030242(A1) 申请公布日期 2006.02.09
申请号 US20040913028 申请日期 2004.08.06
申请人 TAYLOR THEODORE M 发明人 TAYLOR THEODORE M.
分类号 B24B1/00 主分类号 B24B1/00
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