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| Number | Title | Issue Date |
| 7320464 | Original reading device with controller An original reading device includes a registration roller located upstream of an original reading position in an original transport path for adjusting the timing of feeding an original to the original reading position. There is at least one original feed roller for ... | 01/22/2008 |
| 7293768 | Image forming apparatus Disclosed is an image forming apparatus allowing travel of a tabbed sheet, in which even when a tabbed sheet is made to travel, no erroneous jamming detection occurs, thus allowing the tabbed sheet to travel in the same manner as in the case of an ordinary sheet. Th... | 11/13/2007 |
| 7258335 | Eliminating drag of media sensor in printer media transport Drag from media sensor (80) of a printer is eliminated by it being pivoted through a slip connection off of pivoted media feed system (19) to briefly contact papers. The pivoted media feed is then moved in reverse a limited amount at which a rotatably ... | 08/21/2007 |
| 7252283 | Paper-pickup clutch of automatic paper-feeding device A paper-pickup clutch of an automatic paper-feeding device includes a clamping member and a clamping-force adjusting member and can be applied to image processors such as printers, copiers or scanners. The automatic paper-feeding device includes a shaft and a paper-... | 08/07/2007 |
| 7209872 | System for simulating the conveyance of a flexible medium A design support system is provided, which accurately simulates the behavior of a flexible medium in a convey path even if the flexible medium exhibits different flexural stiffness in different bending directions. In a design support system which supports the user t... | 04/24/2007 |
| 7175175 | Driving apparatus, sheet processing apparatus having driving apparatus, image forming apparatus having sheet processing apparatus and control system A driving apparatus includes a plurality of driving devices; a plurality of malfunction detectors for detecting a malfunction of the driving devices; a plurality of electric current setting devices for setting electric currents through the driving device; and a cont... | 02/13/2007 |
| 7156391 | Driving apparatus, sheet processing apparatus having driving apparatus, image forming apparatus having sheet processing apparatus and control system A driving apparatus includes a plurality of driving devices, a plurality of detectors for detecting a malfunction of the driving devices, and a controller, which is responsive to a detection result of the detectors, for decreasing a driving speed of a driving device... | 01/02/2007 |
| 7131645 | Device for separation of folders in a layer of folders A device for separation of folders within a layer of folders includes elements for blocking the advance of a folder in the layer, elements for unlayering the folders preceding the retained folder, and elements for retaining the blocked folder and the folders followi... | 11/07/2006 |
| 7063319 | Printing plate stacking device and method of judging authenticity of sheet member detecting state An intermediate guide member is provided attachable and removable between a head portion and a supporting frame of a stocker for printing plates. A number of intermediate guide members is an element to set a time of starting downward movement of hooks supporting a l... | 06/20/2006 |
| 7050180 | Loading facility for small printer media A printer having a media tray with a media support surface and a media edge registration surface. A removable media holder has a lower portion contacting the media support surface, and defines a media receptacle above the lower portion, and having a lateral opening ... | 05/23/2006 |
| 7004464 | Automatic document feeder and image processing apparatus loaded with the same An ADF (Automatic Document Feeder) for an image processing apparatus of the present invention includes a separating and feeding device for feeding one document from a stack of documents while separating the document from the others. A conveying device temporarily st... | 02/28/2006 |
| 6950787 | Apparatus and method for simulating transportation of flexible medium, and computer-readable recording medium having flexible medium transport simulation program recorded thereon The present invention enables real-time and three-dimensional display of transport of a flexible medium by a simple method. To this end, in the present invention, a position/posture computation section computes a three-dimensional transport position of the flexible ... | 09/27/2005 |
| 6702281 | Device for loading a feeder rack In a device for loading a feeder rack (5) in further-processing machines such as gather-stitcher machines or gathering machines (6) for folded sheets (1), sheets, booklets or similar printed products, which has a first conveyor arrangement (15) extending ... | 03/09/2004 |
| 6421581 | Printer with improved page feed Feeding a plurality of successive sheets of a recording medium by calculating an expected time for a page end detection of a current sheet, and feeding a next sheet of the successive sheets in accordance with the calculated time, but prior to detection of... | 07/16/2002 |
| 6244594 | Apparatus for storing sheets driven out of an image forming apparatus An apparatus for storing sheets carrying images thereon and sequentially driven out of an image forming apparatus in consecutive bins thereof is disclosed. The apparatus includes a deflector for deflecting a sheet toward the inlet of a preselected bin and... | 06/12/2001 |
| 6182961 | Duplex document retard separation and feeding with reduced image smudging The disclosure relates to separating and feeding previously printed document sheets from a stack with reduced inter-sheet document image smearing using a retard-type sheet separator-feeder. For duplex documents, the intermittent drive system for the retar... | 02/06/2001 |
| 5970274 | Jam detection system An apparatus for predicting a location of a sheet being transported along a path of movement after the occurrence of a sheet jam. A sheet jam detecting device is disposed along the path of movement of the sheet. The sheet jam detecting device detects the ... | 10/19/1999 |
| 5941523 | Sheet end detecting device The sheet end detector unit (10) is provided with a supporting plate (13), a depressed bearing part (14) for bearing against a sheet discharge roller shaft (5) and a pair of leg pieces (15) which engage with the sides of a unit attachment hole (3) provide... | 08/24/1999 |
| 5934661 | Friction paper-feed method and apparatus capable of preventing paper-feed failure caused by slippage A friction paper-feed apparatus and method used in an information processing apparatus such as a facsimile apparatus prevents a paper-feed failure caused by a slippage produced at a contact region between a friction paper-feed roller and a sheet of paper.... | 08/10/1999 |
| 5853171 | Media level indicator A media level indicator is provided to identify the amount of media in an input stack of a sheet processing device. The media level indicator includes an odometer mechanism configured to survey the printer's feed mechanism so that it may quantify movement... | 12/29/1998 |
| 5667215 | Paper conveying device A paper conveying device of the present invention includes a roller to convey paper, a first and a second sensors to detect the paper conveyed through the roller and a timer to measure a time required from the time when the first sensor detects the paper ... | 09/16/1997 |
| 5651538 | Paper feeding method of an image forming apparatus A paper feeding method for an image forming apparatus having a sensing device for sensing the feeding state of paper fed from a manual paper feeding device and an automatic paper feeding device includes the steps of: picking up and feeding paper from the ... | 07/29/1997 |
| 5639171 | Media length sensing for increased throughput efficiency of electronic printers The invention is a method whereby the throughput of a printer is varied according to the length of the media piece (e.g., cut-sheet or envelope) that is being fed into the printer feed path. The media piece moves into the feed path by use of a set of take... | 06/17/1997 |
| 5615876 | Apparatus and method for sensing accordion jams in a laser printer An apparatus for detecting a transfer medium (i.e., paper) accordion jam in a processing path of a laser printer comprises an accordion detection flag pivotally disposed near the processing path. In the event an accordion jam occurs to the transfer medium... | 04/01/1997 |
| 5563686 | Input paper sensor for single sheet paper processing equipment Paper processing equipment such as a laser printer uses a plurality of sensors to detect the presence of paper in the paper path of the equipment. In order to determine the nature of malfunctions indicated by presence or absence of paper at the sensors, d... | 10/08/1996 |
| 5531435 | Paper-feed control apparatus for printer The present invention relates to a paper-feed control apparatus for a printer that reduces the frequency of paper-feed failures by automatically performing a clearing operation if a malfunction should occur in the supply of paper. Paper stacked in a paper... | 07/02/1996 |
| 5465949 | Automatic sheet feeding device with selectively applied pressure member An automatic sheet feeding device includes a mounting unit for mounting a stack of sheets, a feeder for feeding each sheet of the stack of sheets, and a pressing unit for pressing the stack of sheets against the feeder by operating on the stack of sheets ... | 11/14/1995 |
| 5380109 | Mailing machine including short sheet length detecting means A mailing machine comprising, structure for feeding a sheet in a path of travel, a fence for defining a direction of the path of travel and against which an edge of a sheet is normally registered for alignment thereof in the path of travel, structure for ... | 01/10/1995 |
| 5379128 | Document transport apparatus and method A document transport apparatus provides continuous transport of documents input with a prescribed spacing between the documents, and can rapidly detect when documents close up or overlap. Detection of close up or overlap is made by measuring a length of e... | 01/03/1995 |
| 5331576 | Mailing machine including skewed sheet detection means A mailing machine base comprising, structure for a direction of the path of travel and feeding a sheet in a path of travel, a fence defining against which the an edge of a sheet is normally registered for alignment therewith and thus in the direction of t... | 07/19/1994 |
| 5316289 | Sheet conveying apparatus with stop timing delay of upstream conveying motor A sheet conveying apparatus includes: a first conveying unit driven by a first motor; a second conveying unit which is driven by a second motor and situated downstream from the first conveying unit; abnormality detecting unit for detecting an abnormality ... | 05/31/1994 |
| 5217551 | Mailing machine including a process for selectively moistening envelopes fed thereto In a mailing machine base including structure for feeding an envelope, having a body and a flap, in a downstream path of travel, and including structure for deflecting the flap, a process for selectively guiding an envelope into and out of engagement with... | 06/08/1993 |
| 5183240 | Automatic document feeder A sensor (SEN6a) is provided for detecting a presence of a document sheet at a specified position during a transit path of document sheets supplied. According to detection output from this sensor (SEN6a), a continuous presence time of a document sheet is ... | 02/02/1993 |
| 4982228 | Automatic original sheet feeder for setting sheet at the central portion of a platen An automatic original sheet feeder for automatically feeding an original sheet to the central portion of a platen of an image reading apparatus is disclosed, in which the orignal sheet on an original sheet tray is supplied to the platen by a feeding devic... | 01/01/1991 |
| 4896876 | Document feeding apparatus A document feeding apparatus wherein documents are fed one by one from a document stacker by a first document feeding device and a second document feeding device which is provided in the midway of a path from the first document feeding device to a process... | 01/30/1990 |
| 4881461 | Mailing machine including improved driving means circuit In a mailing machine including a postage meter and means for feeding a sheet through and from the machine, wherein the postage meter includes rotary printing structure for printing indicia on a sheet fed through the machine, and the machine includes appar... | 11/21/1989 |
| 4878087 | Image forming apparatus with jam removal mechanism An image forming apparatus having a primary passage extending from a feeding unit which stores sheets up to a discharge tray which receives sheets with images formed thereon through an image forming unit which forms images on the sheet, and a secondary pa... | 10/31/1989 |
| 4861017 | Paper-feeding device A paper-feeding device which includes a paper-feeding cassette removably located into an image processing apparatus, a locking mechanism for inhibiting extraction of the paper-feeding cassette by engaging with the cassette or a cassette mount, and a locki... | 08/29/1989 |
| 4849915 | Monitoring sheet length Apparatus which carries out a method for monitoring the length of sheets (such as banknotes) passing a predetermined position includes two pairs of rollers 1, 2 defining respective nips 5, 6 through which a sheet passes. The passage of a sheet causes radi... | 07/18/1989 |
| 4815669 | Shredder A shredder including a storage device for placing a number of documents to be shredded, a separate transport device for transporting the documents at least one sheet by one sheet, a transport preventing device for preventing transport of an unsuitable doc... | 03/28/1989 |
