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    • 1. 发明授权
    • Laser ablation top surface reference chuck
    • 激光烧蚀顶面参考卡盘
    • US5905566A
    • 1999-05-18
    • US838588
    • 1997-04-10
    • Ralph R. ComuladaBouwe W. LeenstraChristopher L. Tessler
    • Ralph R. ComuladaBouwe W. LeenstraChristopher L. Tessler
    • H01L21/68H02N13/00
    • H02N13/00H01L21/68
    • A reference chuck which is used with a leveling device for holding microelectronic substrates and other electronic component substrates for laser ablation and other exposure processes, the chuck comprising a frame body for supporting the substrate to be processed, clamping means at the periphery of the frame body for holding the substrate to the frame body and elastomeric means for urging the substrate mounted in the reference chuck against the clamping means. The undersides of the clamping means which contacts the upper surface of the substrate forms in its tightened position a clamping plane which clamping plane is parallel with an established plane of the lower surface of the chuck. The reference chuck provides a very low profile envelope for use with conventional leveling devices and the top surface of the substrate and the lower surface of the reference chuck are in parallel planes when the chuck is placed on the working surface of the leveling device.
    • 一种与用于保持微电子基板和其他用于激光烧蚀和其他曝光工艺的电子部件基板的调平装置一起使用的参考卡盘,该卡盘包括用于支撑待加工基板的框架体,在框体周边的夹紧装置 用于将基板保持在框体上,以及用于将安装在基准卡盘中的基板推向夹紧装置的弹性装置。 夹紧装置的与基板的上表面接触的下侧在紧固位置形成夹紧平面,夹紧平面与卡盘的下表面的已建立的平面平行。 参考卡盘提供了一个非常低的外形,用于与传统的调平装置一起使用,当卡盘放置在整平装置的工作表面上时,基板的顶表面和基准卡盘的下表面处于平行的平面。