发明名称 Substrate holding technique
摘要 An object holding apparatus including a chuck for holding an object, a holder configured to hold the chuck, a generator provided in the holder and configured to generate a field related to an attraction force, a member provided in the chuck and configured to be attracted by the generator in accordance with the field, and a support configured to support one of the generator and the member. The support is configured to allow the one to move toward the other and away from the other, and the support includes a leaf spring.
申请公布号 US7212277(B2) 申请公布日期 2007.05.01
申请号 US20040941962 申请日期 2004.09.16
申请人 CANON KABUSHIKI KAISHA 发明人 MIYAJIMA YOSHIKAZU;TANAKA HIDEO
分类号 G03B27/62;G03B27/58;G03F7/20;H01F7/20;H01L21/027;H01L21/68;H01L21/683 主分类号 G03B27/62
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