Chucks or sockets – Expanding – Axially moving actuator
Patent
1996-11-12
1998-08-18
Bishop, Steven C.
Chucks or sockets
Expanding
Axially moving actuator
118503, 269 481, 294 93, B05C 1302, B23B 3140
Patent
active
057949484
ABSTRACT:
A chuck assembly defining a longitudinal axis for internally holding a hollow substrate is disclosed including: (a) a stationary top pressing member; (b) a bottom pressing member movable along the longitudinal axis; (c) an elastic bag defining an opening, a top region, a side wall, and a bottom region, wherein the bag is stretchable along the longitudinal axis and a portion of the top region adjacent the side wall is immobilized against the stationary top pressing member during the stretching of the bag and a portion of the bottom region is coupled to the bottom pressing member; and (d) a width changing apparatus movable along the longitudinal axis, wherein the width changing apparatus is operatively coupled to the bottom pressing member.
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patent: 5320364 (1994-06-01), Mistrater et al.
patent: 5322300 (1994-06-01), Mistrater et al.
patent: 5324049 (1994-06-01), Mistrater et al.
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patent: 5520399 (1996-05-01), Swain et al.
Schmitt Peter J.
Smith Alan D.
Swain Eugene A.
Zaman Kamran U.
Bishop Steven C.
Soong Zosan S.
Xerox Corporation
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