发明申请
- 专利标题： Retaining ring with shaped surface
- 专利标题（中）： 带环形表面的保持环
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申请号： US10988211申请日： 2004-11-12
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公开(公告)号： US20050191947A1公开(公告)日： 2005-09-01
- 发明人: Hung Chen , Steven Zuniga , Charles Garretson , Douglas McAllister , Jian Lin , Stacy Meyer , Sidney Huey , Jeonghoon Oh , Trung Doan , Jeffrey Schmidt , Martin Wohlert , Kerry Hughes , James Wang , Danny Cam Lu , Romain Beau De Lamenie , Venkata Balagani , Aden Allen , Michael Fong
- 申请人： Hung Chen , Steven Zuniga , Charles Garretson , Douglas McAllister , Jian Lin , Stacy Meyer , Sidney Huey , Jeonghoon Oh , Trung Doan , Jeffrey Schmidt , Martin Wohlert , Kerry Hughes , James Wang , Danny Cam Lu , Romain Beau De Lamenie , Venkata Balagani , Aden Allen , Michael Fong
- 主分类号： B24B37/32
- IPC分类号： B24B37/32 ; B24B1/00
摘要：
A retaining ring can be shaped by machining or lapping the bottom surface of the ring to form a shaped profile in the bottom surface. The bottom surface of the retaining ring can include flat, sloped and curved portions. The lapping can be performed using a machine that dedicated for use in lapping the bottom surface of retaining rings. During the lapping the ring can be permitted to rotate freely about an axis of the ring. The bottom surface of the retaining ring can have curved or flat portions.
公开/授权文献
- US07344434B2 Retaining ring with shaped surface 公开/授权日：2008-03-18
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