Patents
Patents for B65H 85 - Recirculating articles, i.e. feeding each article to, and delivering it from, the same machine work-station more than once (891)
07/1995
07/25/1995US5436715 Automatic document feeder
07/04/1995US5430536 Automatic duplex and simplex document handler for electronic input
06/1995
06/28/1995EP0659668A2 Image forming apparatus having a duplex path with an inverter
05/1995
05/24/1995EP0654933A1 Automatic duplex and simplex document handler for electronic input
05/17/1995EP0653874A1 Document feeder with positive document removal from imaging platen
05/16/1995US5415391 Low cost compact inverter
04/1995
04/25/1995US5409203 Copying machine
04/05/1995CN1028130C Document feeding method for recycling automatic document feeder
02/1995
02/22/1995EP0639917A1 Both-face automatic original feeding apparatus
02/21/1995US5392109 Compact scanner
02/07/1995US5386980 Image forming apparatus and sheet inverter providing increased sheet beam strength
01/1995
01/24/1995US5384619 Image forming apparatus having re-feeding unit
01/11/1995CN1097255A Document conveying apparatus
01/03/1995US5377966 Automatic document feeder
12/1994
12/28/1994EP0631200A1 Automatic document conveying device
12/07/1994EP0627670A2 Automatic document conveying device
12/06/1994US5371580 Document feeding apparatus
11/1994
11/29/1994US5369480 Multifunctional printer
11/22/1994US5365846 Format-adjustable sheet-turning device with change-over gears on a sheet-fed rotary printing press
11/15/1994US5365311 Image forming system comprising an image forming device and various optional devices connected to the image forming device
09/1994
09/28/1994EP0617340A2 Document conveying apparatus
09/14/1994EP0615169A2 Sheet convey apparatus
08/1994
08/30/1994US5343281 Automatic document conveyance device
08/16/1994US5339139 Document feeder with positive document removal from imaging platen
08/09/1994US5337135 Higher productivity trayless duplex printer with variable path velocity
07/1994
07/13/1994EP0606134A1 Copy sheet handling device having stacked trays
05/1994
05/31/1994US5317372 Copying method and apparatus
05/10/1994US5310170 Recycling automatic document feeder for a copier
04/1994
04/19/1994CA1328678C Duplex document handler
01/1994
01/25/1994US5280897 Paper-resupplying device in image-forming apparatus
01/18/1994CA1326259C Large document copying system
01/02/1994CA2093025A1 Document handling system having a shunt path
12/1993
12/21/1993CA1325436C Invertless document handler
12/14/1993US5270841 Image reading apparatus
11/1993
11/30/1993US5265856 Sheet feeding and flattening apparatus
11/02/1993US5258817 Document handling system having a shunt path
06/1993
06/30/1993EP0548698A2 Copying machine
06/15/1993US5220394 Copying apparatus having controller for producing book-type copies
05/1993
05/05/1993EP0346444B1 Duplex document handler
05/04/1993US5208640 Image recording apparatus
04/1993
04/13/1993US5201505 Document feeder overlaid trays configuration
03/1993
03/31/1993EP0534725A2 Multifunctional printer
03/03/1993EP0529919A2 Method of scheduling copy sheets
02/1993
02/16/1993US5186446 Recycling automatic document feeder
02/02/1993US5184186 Motor control for an automatic document conveying apparatus
01/1993
01/05/1993US5176373 Sheet feeding unit incorporating a curl inducing mechanism
12/1992
12/08/1992US5169135 For use in a copying machine
11/1992
11/11/1992EP0512103A1 Recirculating document feeder.
11/04/1992EP0404759B1 Single-page printer for duplex and simplex operation
10/1992
10/27/1992US5159395 Method of scheduling copy sheets in a dual mode duplex printing system
10/20/1992US5156386 Original document feeder
08/1992
08/25/1992CA1306762C Automatic dual mode sheet and web document transport for copiers
08/04/1992US5135215 Adjustable sheet reverser that compensates for sheet misalignment
07/1992
07/21/1992US5132742 Image forming apparatus having a sheet re-supply path
07/21/1992US5132720 Method of forming two-sided prints
06/1992
06/16/1992US5121912 Document feeder
06/11/1992WO1992009513A1 Recirculating document feeder
06/09/1992US5120042 Document sheet feeder
06/03/1992EP0456814A4 Sheet handling apparatus
05/1992
05/27/1992EP0486972A2 Image-forming apparatus
04/1992
04/22/1992EP0481291A2 Paper-resupplying device in image-forming apparatus
04/08/1992EP0479125A2 Automatic document conveying apparatus and method
03/1992
03/18/1992EP0475333A2 Automatic original reversing conveyor
02/1992
02/25/1992US5091755 Original document feeder for producing double sided copies using two exposure stations
02/19/1992CN1058852A Document feeding method for recycling automatic document feeder
02/18/1992US5089858 Image forming apparatus operable with a two-side unit
02/18/1992US5088713 Paper refeeding device for an image forming apparatus
02/11/1992US5087026 Sheet conveying apparatus for conveying variable length sheets to a stack having a selectively positionable transport roller
01/1992
01/14/1992US5081508 Paper-jam detecting device
12/1991
12/24/1991US5074537 Recirculating document feeder for copying both simplex and duplex documents
11/1991
11/21/1991EP0456814A1 Sheet handling apparatus.
10/1991
10/23/1991EP0452855A2 A copying machine provided with a recirculating document feeding apparatus
10/22/1991US5060025 Single-sheet page printer for duplex and simplex operation
10/08/1991US5055885 Picture image forming equipment
10/08/1991US5054768 Sheet conveying apparatus
10/01/1991US5052678 Duplex feeder with side shifting inversion
09/1991
09/24/1991CA1289612C Automatic copier signature set production
08/1991
08/27/1991US5042791 Short edge feed duplex with side shifting inverter
08/21/1991EP0267241B1 Recirculating document feeder
08/20/1991US5040784 Paper pressing device for an image forming apparatus
08/06/1991US5037082 Inverterless document handler
07/1991
07/09/1991US5031003 Method and device for circularly transporting document to an exposure station and copying apparatus therefor
06/1991
06/25/1991US5027162 Automatic document conveying device
06/25/1991US5026037 Copying machine with multiple transport functions inclusive of duplex and composite copying from an intermediate feed tray by selectives top or bottom feed
06/25/1991CA1285292C Two-up automatic document feeder for simplex to duplex copying
06/18/1991US5024570 Continuous semiconductor substrate processing system
06/12/1991EP0431939A2 Post-collation copying
06/12/1991EP0431921A2 Post-collation duplex copying system
06/11/1991US5022641 Recirculating feeder of sheets
06/11/1991US5022640 Auto-duplex/simplex feeder module
06/05/1991WO1991008160A1 Sheet handling apparatus
05/1991
05/28/1991US5018714 Original handling apparatus
05/14/1991US5014972 Recirculating automatic document feeder
04/1991
04/30/1991US5012296 Method of and copying machine for copying originals in order on both sides of receiving sheets
04/23/1991US5010373 Apparatus for supplying and discharging originals in a copying machine
03/1991
03/26/1991US5003355 Duplex recording paper transport control apparatus
03/20/1991EP0418086A2 Short edge feed duplex printing machine and duplex cassette with side shifting inverter
03/20/1991EP0418085A2 Duplex feeder with side shifting inversion
02/1991
02/26/1991US4996556 Large document copying system
02/19/1991US4994847 Apparatus for sorting and transporting sheets
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