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Class Information
Number: 271/287
Name: Sheet feeding or delivering > Delivering > Multiple discharge > Of successive sheets to plural receivers in succession
Description: Apparatus wherein the sheets to be delivered comprise a sequence of two or more sheets that are being conveyed one after the other toward two or more receivers, the apparatus being provided with means for diverting a first of said sheets into a first receiver, a second of said sheets into a second receiver, the sequence continuing until a sheet is diverted into the last receiver whereupon the next sheet is diverted into the first receiver and the operation is repeated.


Sub-classes under this class:

Class Number Class Name Patents
271/296 By diverter or conveyor moving past receivers 128
271/297 By individual diverter for each receiver 89
271/288 With control means to vary mode of operation 133
271/292 With movable receivers or receiver portions 95
271/291 With selective actuation of means for inverting duplex sheets 167


Patents under this class:
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Patent Number Title Of Patent Date Issued
7571909 Sheet treating apparatus and image forming apparatus provided therewith Aug. 11, 2009
7515290 Print processing apparatus, print processing method, system control method, program, and storage medium Apr. 7, 2009
7469896 Sheet stacking apparatus and image forming system equipped therewith Dec. 30, 2008
7441773 Image forming system having plural sheet stackers and image forming method thereof Oct. 28, 2008
7357391 Device for selectively stacking sheets Apr. 15, 2008
6641135 Device for storing and issuing sheet-like material, in particular, bank notes, and a guide unit and a transport unit for said device Nov. 4, 2003
6567722 Device for storing and issuing banknotes May. 20, 2003
6547501 Device and method for binding printed products Apr. 15, 2003
6515735 Stacker apparatus and printing apparatus Feb. 4, 2003
6481711 Fast inkjet printer having multiple output trays Nov. 19, 2002
6364548 Transfer apparatus for transferring pre-processed sheet materials, and photographic processing apparatus using the same Apr. 2, 2002
6331003 Recording medium discharging apparatus and image forming apparatus provided therewith Dec. 18, 2001
6257572 Image forming apparatus having sheet post-processing unit Jul. 10, 2001
6250631 Sheet handling unit Jun. 26, 2001
6170822 Leaflets handling apparatus Jan. 9, 2001
6149148 Hurdle or rack board for sheet-fed printing machines Nov. 21, 2000
6003865 Sheet processing apparatus Dec. 21, 1999
5970228 Method of maintaining security in a common output means and system for maintaining security Oct. 19, 1999
5903284 Sheet sorting apparatus with memory for sorting or storage position data May. 11, 1999
5862307 Communication apparatus used with a plurality of different circuits Jan. 19, 1999
5833232 Apparatus for accumulating and directionally reorienting sheets Nov. 10, 1998
5810353 Modular output stackers for printers Sep. 22, 1998
5778300 Sheet processing device Jul. 7, 1998
5709525 Envelope stacker Jan. 20, 1998
5678818 Sheet post-treatment apparatus Oct. 21, 1997
5653573 Sheet bundle discharge-handling and guided stowing mechanism Aug. 5, 1997
5630578 Low manual effort system for removably mounting paper handling modules to reproduction machines May. 20, 1997
5593153 Tray configuration for sheet receiving apparatus Jan. 14, 1997
5535012 Information transmit/receive apparatus onto which a sorter can be mounted via an adapter Jul. 9, 1996
5331389 Image forming apparatus with sheet discharging device Jul. 19, 1994
5263706 Mechanism for discharging sheet materials Nov. 23, 1993
5221953 Copying apparatus including a sorter with a sheet binding function Jun. 22, 1993
5201518 Sheet transport mechanism having flapper Apr. 13, 1993
5141215 Sorter-finisher provided for an image forming apparatus Aug. 25, 1992
5136343 High-volume duplicator having efficient operation in the uncollated duplex mode Aug. 4, 1992
5108086 Printing press shunt assembly Apr. 28, 1992
5106076 Sorter controller Apr. 21, 1992
5056768 Image-forming machine Oct. 15, 1991
4890826 Sorting apparatus for sheets Jan. 2, 1990
4819931 Sorting apparatus Apr. 11, 1989
4782363 Copying system for on-line finishing Nov. 1, 1988
4750731 Sheet storing appartus Jun. 14, 1988
4746111 System for controlling sorter indexing May. 24, 1988
4734748 Auxiliary machine supporting structure for image forming apparatus Mar. 29, 1988
4609282 Apparatus for producing and stacking information copies Sep. 2, 1986
4566782 Very high speed duplicator with finishing function using dual copy set transports Jan. 28, 1986
4558942 Very high speed duplicator with finishing function for duplex copying doing immediate inversion of copy sheets Dec. 17, 1985
4449813 Collating apparatus for copying machine May. 22, 1984
4385827 High speed duplicator with finishing function May. 31, 1983
4361393 Very high speed duplicator with finishing function Nov. 30, 1982

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