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    • 5. 发明授权
    • Truing method for grinding wheel
    • 砂轮修整方法
    • US07507143B2
    • 2009-03-24
    • US11474390
    • 2006-06-26
    • Hirohisa Yamada
    • Hirohisa Yamada
    • B24B49/00B24B51/00
    • B24B53/001B24B7/17B24B7/228B24B37/08B24B53/017B24B53/02
    • In a grinding machine comprising conductive grinding wheels, the invention presents a truing technique capable of truing grindstone surfaces of grinding wheels at high precision in a short time.For example, in the case of truing flat annular grindstone surfaces (10a, 10a) of a pair of mutually opposite grinding wheels (1, 2) simultaneously, an electro-discharge truing electrode (20) is disposed oppositely between the grindstone surfaces (10a, 10a) of the two grinding wheels (1, 2), and while traversing relatively parallel along the both grindstone surfaces (10a, 10a), the grindstone surfaces (10a, 10a) are trued without making contact by the electro-discharge action between the electro-discharge truing electrode (20) and both grindstone surfaces (10a, 10a).
    • 在包括导电磨轮的研磨机中,本发明提供了一种能够在短时间内以高精度修整砂轮的磨石表面的修整技术。 例如,在同时研磨一对相对的砂轮(1,2)的平面环形砂轮表面(10a,10a)的情况下,将电抛光电极(20)相对设置在磨石表面(10a) ,10a),并且沿着两个砂轮表面(10a,10a)相对平行地移动,并且通过两个砂轮表面(10a,10a)之间的电放电动作 电镀研磨电极(20)和磨石表面(10a,10a)。
    • 9. 发明申请
    • Chemical-mechanical polishing platform
    • 化学机械抛光平台
    • US20030190873A1
    • 2003-10-09
    • US09829221
    • 2001-04-09
    • Jiun-Fang WangMing-Cheng YangHao-Ming LienSam Chou
    • B24B053/00
    • H01L21/6835B24B53/017B24B53/02
    • A chemical-mechanical polishing platform that comprises a polishing table, a wafer carrier, a polishing pad, a slurry supplier, a conditioner, and a means for cleaning the polishing pad. With respect to in-situ or ex-situ chemical-mechanical polishing, the wafer carrier, conditioner, and means for cleaning the polishing pad are adequately disposed above the polishing pad. The chemical-mechanical polishing is performed by rotation of the polishing pad; the region of the polishing pad that has polished the wafer then passes sequentially through the conditioner, the means for cleaning that removes diamond particles that may drop on the polishing pad, and through the slurry supplier that provides adequate slurry such that the polishing process can be repeated without scraping damage of the wafer. The means for cleaning of the present invention can have any shapes adapted to remove diamond particles on the polishing pad, such as circular or cylindrical brush sweeper.
    • 一种化学机械抛光平台,包括抛光台,晶片载体,抛光垫,浆料供应器,调理剂和用于清洁抛光垫的装置。 关于原位或非原位化学机械抛光,晶片载体,调理剂和用于清洁抛光垫的装置适当地设置在抛光垫的上方。 化学机械抛光通过抛光垫的旋转进行; 抛光晶片的抛光垫的区域然后依次通过调节器,用于清洁的装置去除可能落在抛光垫上的金刚石颗粒,并且通过提供足够浆料的浆料供应商,使得抛光过程可以 重复而不刮擦晶片的损坏。 用于清洁本发明的装置可以具有适于去除抛光垫上的金刚石颗粒的任何形状,例如圆形或圆柱形刷清扫机。