High capacity tandem stack shuttle feeder module

Details High capacity tandem stack shuttle feeder module High capacity tandem stack shuttle feeder module

2007-11-20

2010-02-02

Mackey, Patrick H (Department: 3653)

Sheet feeding or delivering

Feeding

Multiple supplies

C271S009080, C271S009120, C271S097000, C271S098000, C271S105000

Reexamination Certificate

active

07654514

ABSTRACT:
A sheet feeding apparatus for feeding a stack of sheets in a direction of movement to a process station, including: an elevator tray for holding stacks of sheets; a feed head for picking up a sheet from the stack of sheets when a vacuum force; air knife for blowing air between individual sheets in the stack of sheets, the sheet feeding apparatus having a first mode of operation for feeding a single stack of sheets from the sheet tray and a second mode of operation for feeding first stack of sheets and a second stack of sheets from the elevator tray.

REFERENCES:
patent: 2352088 (1944-06-01), Evans
patent: 3890185 (1975-06-01), Umazume
patent: 4688782 (1987-08-01), Browne
patent: 5222860 (1993-06-01), Kamath et al.
patent: 6238175 (2001-05-01), Gotz et al.
patent: 6685181 (2004-02-01), Bakodledis
patent: 6978716 (2005-12-01), Takeda
patent: 7051653 (2006-05-01), Ono
patent: 2001/0017441 (2001-08-01), Yamaguchi et al.
patent: 2002/0140157 (2002-10-01), Moore et al.

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