Chucks or sockets – With centering means
Patent
1999-06-23
2000-11-07
Bishop, Steven C.
Chucks or sockets
With centering means
279 208, 279 217, 279 403, 118503, 19880312, 19886709, 294 93, 294 981, 4147465, B23B 3140, B66C 156
Patent
active
061424870
ABSTRACT:
An apparatus for centering and holding a substrate including: (a) a substrate holding assembly defining a centerline; and (b) a substrate centering assembly including an alignment member, wherein the alignment member is disposed concentric with the centerline and has an inclined surface that is inclined in a direction such that upon sliding contact of the substrate with the inclined surface, the substrate moves toward the centerline.
REFERENCES:
patent: 1163560 (1915-12-01), Schildwachter
patent: 1696526 (1928-12-01), Crossen
patent: 3227483 (1966-01-01), Guild et al.
patent: 4121868 (1978-10-01), Pierce et al.
patent: 5328181 (1994-07-01), Mistrater et al.
patent: 5794948 (1998-08-01), Schmitt et al.
patent: 5829760 (1998-11-01), Mistrater et al.
Bishop Steven C.
Soong Zosan S.
Xerox Corporation
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