Material or article handling – Device for emptying portable receptacle – Nongravity type
Reexamination Certificate
2011-03-01
2011-03-01
Rodríguez, Saúl J (Department: 3652)
Material or article handling
Device for emptying portable receptacle
Nongravity type
C414S217000, C414S937000, C414S941000
Reexamination Certificate
active
07896602
ABSTRACT:
An improved stocker configuration for storing workpieces in a fabrication facility is disclosed, employing workpiece compartments arranged stationarily around a robot handling assembly. The robot handler can be designed with three degrees of freedom, to improve speed, throughput and minimum minimum particle generation. In addition, the stocker storage area is stationary with the movable components are the robot assembly, thus further contributing to the cleanliness of the storage stocker. The stocker configuration can be open storage area for fast access, space saving and ease of clean air purging. The stocker configuration can provide highly dense workpiece storage, utilizing a circumferential edge gripper robot handling assembly.
REFERENCES:
patent: 4886412 (1989-12-01), Wooding et al.
patent: 6578893 (2003-06-01), Soucy et al.
patent: 2002/0048506 (2002-04-01), Babbs et al.
patent: 2003/0091410 (2003-05-01), Larson et al.
patent: 2004/0086368 (2004-05-01), Downs et al.
patent: 58/155736 (1983-06-01), None
patent: WO-2006/031975 (2006-03-01), None
PCT search report and written opinion—PCT/IB2007/054656—dated Apr. 28, 2007.
Nguyen Tue
Rodríguez Saúl J
Snelting Jonathan D
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