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| Number | Title | Issue Date |
| 8020848 | Paper feeder and image forming apparatus In a paper feeder, a signal switching unit switches a paper present signal output from a paper detector to a paper absent signal indicative of absence of a paper in the second paper cassette if a first paper cassette is pulled out from a specific position. ... | 09/20/2011 |
| 7823869 | Sheet feeder, image forming apparatus having the same, and method for sheet feeding A sheet feeder includes a sheet feed tray on which a first sheet bundle is stacked at a first position where sheet feeding to a conveyance path can be performed, and a conveyance tray on which a second sheet bundle is stacked at a second position adjacent to the she... | 11/02/2010 |
| 7389084 | Image forming system with temporary storage trays between sheet storage units and image forming apparatus An image forming system has a sheet deck assembly, an image forming apparatus, and a feeding buffering apparatus with plural feeding buffer trays for temporarily storing sheets of printing paper fed from plural printing paper decks of the sheet deck assembly. The fe... | 06/17/2008 |
| 7377506 | Image forming apparatus and control method therefor An image forming apparatus has a plurality of paper feed units setting index sheets. A storage section stores size information and index number information indicating the number of index sheets per set of paper sheet set in each paper feed unit, and a control sectio... | 05/27/2008 |
| 7338041 | Image recording material supply apparatus and method For replacing a cassette 9 in an automatic loader section 4, an operation of retracting the cassette 9 to a cassette accommodation section 3 is performed in parallel with an operation of inserting a new cassette 9 from the cassette... | 03/04/2008 |
| 7198264 | Sheet supplying device In a sheet supplying device for feeding a sheet from a sheet stack configured by stacking plural sets of sheets collated by page order, each of which corresponds to one volume, for each set of sheets, in a state where the sheets are superimposed on one another so as... | 04/03/2007 |
| 7198260 | Method for synchronizing a number of paper feeding channels of a paper processing system The invention relates to a method for automatically synchronizing a number of paper feeding channels of an inserting system involving the following steps: a) inspecting the sheets provided for output in one of the channels by comparing their group sequence number an... | 04/03/2007 |
| 7177554 | Printer as well as a method for controlling such a printer A printer for printing on a receiving medium of a predetermined type, including a plurality of feeders for holding receiving media and a control unit, wherein the control unit contains determining means for determining that at least two feeders of the said plurality... | 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 |
| 7152857 | Paper feed and output assembly, and image forming apparatus An image forming apparatus, which has sophisticated functions of feeding recording paper of various sizes selectively and of sorting printed paper, is reduced in size. The feed bin sorters, the output bin sorters, and the output tray are arranged in tiers. Pre-print... | 12/26/2006 |
| 7048273 | System and method for monitoring grouped resources System and method for monitoring grouped resources. A system and method of monitoring resource units in a stack is provided. The system and method includes providing a group of resource units and determining a thickness of one or more of the resource units. The syst... | 05/23/2006 |
| 6963699 | Method and system for providing an out of paper indication by a printer Aspects for providing an out of paper indication by a printer are described. The aspects include controlling paper ejection during a print job to provide an out of paper indication with a last sheet of a paper supply in a printer. The controlling of the paper ejecti... | 11/08/2005 |
| 6776405 | Imaging apparatus and methods Apparatus and methods for selectively picking two or more types of imaging media in an imaging apparatus having only a single pick roller while simultaneously supporting each type of imaging media on the imaging apparatus, wherein such media is ready for picking. Th... | 08/17/2004 |
| 6685181 | Paper dispensing mechanism An article dispensing mechanism in which a plurality of stacks are mounted on a platform. Each has a plurality of articles such as paper sheets. The platform is moved from an article feeding position to a non-feeding position. An article feeding mechanism... | 02/03/2004 |
| 6659443 | Imaging apparatus and methods Apparatus and methods for selectively picking two or more types of imaging media in an imaging apparatus having only a single pick roller while simultaneously supporting each type of imaging media on the imaging apparatus, wherein such media is ready for ... | 12/09/2003 |
| 6547234 | Quadruple capacity feeder cassette A sheet feed cassette adapted to be installed within a sheet feed unit of an image forming apparatus such as, for example, a copier as a printer. The cassette includes a frame including at least a side frame and a bottom frame. A bottom plate is provided ... | 04/15/2003 |
| 6526253 | Image forming apparatus An image forming apparatus capable of paper feed control that can selectively feed paper in such a manner as to be able to reduce the first copy time as much as possible when there is more than one paper tray that holds the same size paper. The apparatus ... | 02/25/2003 |
| 6422773 | Method of detecting amount of remaining sheets of paper A method of detecting the amount of remaining sheets of paper in a paper feeding cassette of a printing apparatus, wherein the printing apparatus receives a paper feeding cassette having a knock-up plate on which paper is placed, and which pivots as paper... | 07/23/2002 |
| 6293541 | Sheet feed unit having guide with sheet guide surface placed at confluence of two transport paths Featured is a sheet feed unit including a first transport path in which is transported a first sheet, a second transport path and a protrusion. A second sheet is transported in the second transport path and guided at a prescribed angle relative to the fir... | 09/25/2001 |
| 6179281 | Method and device to control ejection of sheets from input compartments in a paper output device belonging to a printing and photocopying system In order to control the ejection of sheets from input compartments in a paper output device belonging to a printing or photocopying system, verification occurs as to whether a previously processed sheet has been removed as soon as it has been established ... | 01/30/2001 |
| 6010261 | Printer capable of designating the type of recording medium in a medium tray In a printer apparatus having an automatic paper feed selection function for automatically selecting one of a plurality of paper feed means in which a paper of a designated size is loaded, an operator is permitted to set a desired priority. When there are... | 01/04/2000 |
| 5991556 | Sheet feeding method for image formation apparatus having a sheet transport path for one sheet cassette serving as a portion of a sheet transport path for another sheet cassette According to a sheet feeding method capable of successive image formation for use in an image formation apparatus with a sheet transport path for an upper sheet feeding cassette also serving as a portion of a sheet transport path for a lower sheet feeding... | 11/23/1999 |
| 5971387 | Automatic sheet feeder provided in an image forming machine An automatic sheet feeder having a first tray capable of moving upward and downward and a second tray arranged adjacently behind the first tray (upstream in a sheet feed direction). The first tray moves upward to press a first stack of sheets against a sh... | 10/26/1999 |
| 5963755 | Printing apparatus and control device for option equipment connected thereto A printing apparatus is provided with a main body including a video controller, having video signal generation device for generating a video signal from image information based on a recording command from an external apparatus and control device, and with... | 10/05/1999 |
| 5960230 | Adaptive paper level sensing in an imaging device An imaging device includes a mechanism and method for approximating media count in a media tray by utilizing course granularity levels of media detected in the tray in combination with an actual count of media processed by the imaging device. A preferred ... | 09/28/1999 |
| 5624108 | Sheet feeding device with two or more stackers for image processing device A sheet feeding device is provided with abreast sheet, stackers each having an elevating tray for stacking sheets, which can be held at an upper sheet send-out position when no sheet is stacked. The elevating tray which remains stationary at the send-out ... | 04/29/1997 |
| 5528353 | Two-sided recording apparatus An automatic two-sided recording apparatus having an image forming station to form an image on a recording sheet and a sheet feeder to feed the recording sheets onto the station, includes an intermediate stacker having an inlet through which a recording s... | 06/18/1996 |
| 5523822 | Image forming apparatus with means of selecting a paper cassette that has just been loaded An electrostatic copying machine has a cassette detachment detection circuit. The detection circuit detects a detachment of any one of a plurality of cassettes. When one of the plurality of paper cassettes is taken out of the main body of the copying mach... | 06/04/1996 |
| 5494273 | Apparatus for feeding products, such as cards and product samples, to a further processing point An apparatus for feeding products, such as cards and product samples to a further processing point is disclosed. The apparatus has a magazine device which has at least two magazine compartments and a conveying device having successive grippers which trave... | 02/27/1996 |
| 5494274 | Apparatus for feeding products, such as cards and product samples, to a further processing point An apparatus for feeding products, such as cards and product samples to a further processing point is disclosed. The apparatus has a magazine device which has at least two magazine compartments and a conveying device having successive grippers which trave... | 02/27/1996 |
| 5472183 | Sheet feeding device with multiple sheet stackers A sheet feeding device is provided with abreast sheet stackers each having an elevating tray for stacking sheets, which can be held at an upper sheet send-out position when no sheet is stacked. The elevating tray which remains stationary at the send-out p... | 12/05/1995 |
| 5435536 | Cut sheet feeder for image forming apparatus A cut sheet feeder for use with an image forming apparatus, is formed of: a sheet feed mechanism for picking up stacked cut sheets one at a time from a single sheet feed position and for feeding each sheet to an image recording portion; a sheet feed unit ... | 07/25/1995 |
| 5358229 | Apparatus for receiving and dispensing flat articles in a packaging machine An apparatus for receiving and dispensing flat articles, particularly folded boxes in a packaging machine including a conveyor system extending substantially in the horizontal plane, and a vertical dispensing chute. To increase the supply of folded boxes,... | 10/25/1994 |
| 5347350 | Sheet feeder A sheet feeder includes a feeder for feeding a sheet, a cassette for containing a plurality of stacks of small sized sheets side by side therein, the cassette including a plurality of biasing members for biasing the respective stacks of small sized sheets... | 09/13/1994 |
| 5297923 | Device for parting and successively feeding stacked elements of sheet material to a user machine A device wherein at least one feedbox housing a stack of sheet elements presents a first and second wall parallel to each other, and an actuating device for moving the two walls in relation to and parallel to each other, so as to define a channel varying ... | 03/29/1994 |
| 5195734 | Sheet feeding device for image forming equipment A sheet feeding device for a copier, facsimile transceiver, printer or similar image forming equipment has a first tray and a second tray each being capable of accommodating part of a great amount of sheets and, therefore, has a thin configuration. The fi... | 03/23/1993 |
| 5168316 | Sheer feeding control mechanism for an image forming apparatus An image forming apparatus is so constructed that, even when, during a portion of a processing for feeding the medium from one of a plurality of medium storage sections, the medium storage section involved becomes empty in the case where there exists, in ... | 12/01/1992 |
| 5096179 | Sheet-feeder for supplying a stream of single sheets to a sheet-processing machine A sheet feeder for the supplying of stream of single sheets to a sheet-processing machine. Preferably, a pile of sheets is carried by a pile table to a sheet-singling apparatus. The sheet-singling apparatus transfers a continuous stream of individual shee... | 03/17/1992 |
| 5028041 | Image forming apparatus with sheet feeder An image forming apparatus uses a sheet feeder wherein sheets of paper are picked-up and fed one-by-one from a stack of sheets stacked on a tray. A sensor is provided to detect that the amount of sheets remaining on the stack reaches a predetermined level... | 07/02/1991 |
| 4974019 | Image forming device operable to start recording by setting recording materials An image forming device having a paper feeding function for automatically feeding recording paper. The device is provided with a function in which a copying or printing operation is interrupted on a detection of exhaustion of the paper and in which the op... | 11/27/1990 |
