Conveyors: power-driven – Conveyor section – Endless conveyor
Reexamination Certificate
2011-04-12
2011-04-12
Crawford, Gene (Department: 3651)
Conveyors: power-driven
Conveyor section
Endless conveyor
C198S807000, C198S810030, C271S275000
Reexamination Certificate
active
07921987
ABSTRACT:
A belt drive device includes a plurality of rollers and an endless belt stretched around the rollers, and configured to drive the endless belt by rotating the rollers. The belt drive device further includes a roller-shaft shifting member that shifts at least one end of a shaft of at least one roller of the above described rollers in accordance with the movement of the endless belt in the axial direction of the roller.
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Crawford Gene
Oki Data Corporation
Rabin & Berdo P.C.
Singh Kavel
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