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| Number | Title | Issue Date |
| 8177221 | Sheet separation device, sheet feed tray including the sheet separation device, and sheet feed apparatus including the sheet separation device A sheet separation device includes a separation member having a plurality of first separation portions that separate fed sheets one by one, and a turning member having an inclined surface, holes formed therethrough, and a plurality of second separation portions. The... | 05/15/2012 |
| 8162312 | Sheet pick-up device of automatic document feeder A sheet pick-up device of an automatic document feeder is provided. The sheet pick-up device includes a two-way clutch transmission mechanism, a sheet pick-up arm, a stopper and a linking assembly. When the two-way clutch transmission mechanism is operated to have t... | 04/24/2012 |
| 8157258 | Torque limiting roller and medium separating mechanism using the same A torque limiting roller includes a shaft, a frictional unit, a roller assembly, a fixing unit and an elastic unit. The shaft includes a first end and a second end. The frictional unit is mounted on the first end of the shaft. The roller assembly is rotatably mounte... | 04/17/2012 |
| 8146912 | Recording media separating device and recording apparatus A recording media separating device that separates recording media fed by a feeding roller and a hopper into a top recording medium and next-to-top recording media is provided. The recording media have been held in a feeding tray before being fed. The recording medi... | 04/03/2012 |
| 8146913 | Removable media dam for a media tray of an image forming device A removable media dam structure for a media input tray. The removable media dam structure is mountable in a front wall of a media tray and may contain one or more rollers for feeding media from the media input tray. The removable media dam structure allows for diffe... | 04/03/2012 |
| 8141866 | Sheet material feeding device and recording apparatus A paper feeding device having a paper cassette configured to support a plurality of the papers in a stacked manner, a separating bevel having an inclined plane inclined at a predetermined angle with respect to a supporting surface of the paper cassette and configure... | 03/27/2012 |
| 8109501 | Sheet feeding device with guide member As a guide member provided on a conveyance path through which a sheet is conveyed toward a separation device, a guide member having a sloping guide surface is used, and the aforesaid guide member is arranged so that an uppermost stream point of the sloping guide sur... | 02/07/2012 |
| 8087661 | Paper-sheet feeding device A torque limiter between a pressure roller and shaft, which is configured to allow the pressure roller to rotate in a feed-out direction of a paper-sheet P, relative to the shaft, when a torque greater than a predetermined torque T is applied to the pressure roller ... | 01/03/2012 |
| 8087662 | Sheet feeder and image recording apparatus A sheet feeder, including: a holding portion for holding sheets; a sheet supply portion; an inclined member disposed downstream of the holding portion and having an inclined surface for guiding each sheet in a sheet feed direction along the inclined surface; a plura... | 01/03/2012 |
| 8087663 | Sheet feeder and image recording apparatus A sheet feeder, including: a holding portion for holding sheets; a sheet supply portion; an inclined member having an inclined surface for guiding each sheet in a sheet feed direction along the inclined surface; a first separation protrusion provided integrally on t... | 01/03/2012 |
| 8083222 | Stacking apparatus, transportation apparatus and recording apparatus A stacking apparatus includes: a cassette which accommodates a plurality of recording media in a superimposed manner; a mounting portion on which the cassette is mounted; a transportation path which is arranged at a downstream side in a direction in which the casset... | 12/27/2011 |
| 8066274 | Retard roller and retard roller module having such retard roller A retard roller of an automatic document feeder provides a frictional force to separate plural documents from each other. The retard roller can provide a first damping torque and a second damping torque with different directions. The second damping torque is smaller... | 11/29/2011 |
| 8047533 | Automatic document feeder An automatic document feeder includes an upper cover, an input tray for placing plural documents, a pick-up module and a stopper module. A guide plate is disposed on the upper cover. The guide plate has a confining aperture. The confining aperture includes a fixing ... | 11/01/2011 |
| 8047532 | Feed device and recording device Provided is a feed device including: a loading unit in which a plurality of sheet members is loaded in a stacked state; a delivery member which performs a feed operation in a state in which a contact surface thereof is in contact with an uppermost sheet member of th... | 11/01/2011 |
| 8042800 | Sheet pick-up device of automatic document feeder A sheet pick-up device of an automatic document feeder is used for feeding a sheet into a sheet feeding path. The sheet pick-up device includes a sheet pick-up module and a sustaining element. The sheet pick-up module includes a driving shaft and a sheet pick-up arm... | 10/25/2011 |
| 8006974 | Paper feeding module and multi-function peripheral having the same A multi-function peripheral includes a main body and a paper feeding module. The paper feeding module includes a supporting base, a feeding element and a paper separating elastic element. The supporting base is disposed on the main body. The supporting base is suita... | 08/30/2011 |
| 8002268 | Sheet feeding device and recording apparatus with separating means A sheet material feeding apparatus includes a sheet stacking portion for stacking recording sheets; a feeding roller for feeding the recording sheets from the sheet stacking portion; separating means for separating the recording sheet fed out by the feeding roller; ... | 08/23/2011 |
| 7992860 | Sheet feeding device, image forming apparatus, and sheet feeding method A sheet feeding device includes a first roller that draws a recording medium at a first position and feeds the recording medium; a friction pad that comes into contact with the first roller with a predetermined contact pressure at a second position that is close to ... | 08/09/2011 |
| 7988143 | Sheet feeder A sheet feeder comprising: a cassette; a feed roller; a sloping separation plate provided on a downstream side of the cassette in a sheet feeding direction; and a separation member that includes a first separation claw and second separation claw, the first separatio... | 08/02/2011 |
| 7988144 | Device for selecting mailpieces with two cooperating comb-shaped guides A mailpiece selector device for separating mailpieces one-by-one from a stack of mailpieces and for transporting them downstream, the mailpiece selector device having a first guide followed by a second guide, both of which guides co-operate with a plurality of oppos... | 08/02/2011 |
| 7980550 | Paper output mechanism for paper feeding apparatus A paper output mechanism for an automatic document feeder, including: a seat; a connecting shaft, passed through the seat; and a paper feeding roller, placed around the connecting shaft, and including: a shaft portion; a roller portion, placed around the shaft porti... | 07/19/2011 |
| 7980551 | Feed device and recording device Provided is a feed device including: a loading unit in which a plurality of recording mediums is loaded in a stacked state; a delivery mechanism which has a first outer circumferential surface set such that friction force with the recording mediums is greater than f... | 07/19/2011 |
| 7976015 | Feed device and recording device with gate member Provided is a feed device including: a loading unit in which a plurality of sheet members is loaded in a stacked state; a delivery member which performs a feed operation in a state in which a contact surface thereof is in contact with an uppermost sheet member of th... | 07/12/2011 |
| 7976014 | Feeding device and recording device with downstream separating member from delivering member A feeding device includes a mounting portion capable of having mounting a plurality of recording media mounted in a stacked state thereon, a delivering member which performs a feeding operation in a state in which its contact surface is in contact with a top recordi... | 07/12/2011 |
| 7963520 | Sheet loading device, sheet conveying device, and image forming apparatus A sheet cassette loads and houses therein a plurality of sheets. A separating unit separates the sheets loaded in the sheet cassette one by one. The separating unit is arranged in the sheet cassette in opposite to a feeding roller that conveys the sheets from the sh... | 06/21/2011 |
| 7959148 | Media friction buckler assembly A tuned media buckler comprises a body made of a plastic material, a rib extending from the upper surface of the body with an overall flat configuration and uniform rigidity with the rib running along the upper surface and centrally lengthwise along the body, a spri... | 06/14/2011 |
| 7946573 | Sheet feed devices and image recording apparatus comprising such sheet feed devices A sheet feed device has a tray with holding surface for holding sheets, a feed unit for feeding sheets from the tray, and a separation plate. The separation plate has an inclined surface and two or more separation portions that separate a sheet from the sheets held ... | 05/24/2011 |
| 7922169 | Friction retard feeder Sheet feeding systems and methods for using such systems to feed a sheet from a stack in a document processing system are disclosed. An exemplary sheet feeding system may include a feed roll, a retard system, a trailing edge retention system and a system for automat... | 04/12/2011 |
| 7918446 | Feeding device and recording apparatus There is provided a feeding device including a pickup roller for picking up a placed medium to be transported and transporting the medium at a downstream side in a transport direction, a guide pathway for guiding the medium transported by the pickup roller, a transp... | 04/05/2011 |
| 7891658 | Paper feeder having a paper stopper and office machine using the same A paper feeder disposed on a casing for feeding a paper is provided. The paper feeder includes a feeding axle and a paper stopper. The feeding axle has a first engaging portion. The paper stopper includes a blocking plate and a second engaging portion. The paper sto... | 02/22/2011 |
| 7891657 | Sheet feeder, image forming apparatus, and sheet feeding method, utilizing sheet deformation prevention member A sheet feeder includes a sheet tray, a feed roller, a separating pad, a feed motor, a conveying roller pair, and a deformation prevention member. The feed roller picks up and feeds first and second sheets from the sheet tray. The separating pad separates the first ... | 02/22/2011 |
| 7887044 | Sheet conveying device and image recording apparatus comprising sheet conveying device A sheet conveying device includes a feed tray including a bottom plate configured to hold a sheet, a feed roller configured to feed the sheet in a first direction from the feed tray to a first conveying path, and a pressing member configured to press the sheet in th... | 02/15/2011 |
| 7887042 | Separation roller and sheet separating mechanism using the same A separation roller includes a body, a shaft assembly and two friction roller assemblies. The shaft assembly is connected to the body. The friction roller assembly is mounted on two ends of the shaft assembly and located on two sides of the body. The friction roller... | 02/15/2011 |
| 7887043 | Feeding apparatus with switching pickup roller and brake roller In a feeding apparatus, a control device determines whether a brake roller is rotating based on the result of detection by a rotating-state detection sensor while a medium is being transferred by a separator roller. When determining that the brake roller is not rota... | 02/15/2011 |
| 7878499 | Separating roller and sheet separating mechanism using the same A separating roller includes a sleeve having a first hollow cylinder, an arm protruding from an outer surface of the sleeve, a shaft assembly having a middle section, disposed inside the sleeve, and two ends on two sides of the middle section, a torque limiting elem... | 02/01/2011 |
| 7866659 | Sheet-feeding mechanism, sheet-feeding device, and image forming apparatus An object of the present invention is to improve separability with respect to other sheet without damaging sheets in a sheet-feeding mechanism used in an image forming apparatus. For the purpose of accomplishing the object, the sheet-feeding mechanism includes: a fe... | 01/11/2011 |
| 7862031 | Feeder and image forming apparatus including the same A media feeder is provided, which includes: a raisable and lowerable hopper on which multiple media are stacked; an elevator moving the hopper to a raised or lowered position; a pick-up roller picking up an upper media stacked on the hopper by rotating while contact... | 01/04/2011 |
| 7845630 | Sheet feeding device A sheet feeding device includes a pick roller and a resilient element disposed above the pick roller. The pick roller has a roller surface. The resilient element includes two side resilient arms and a center resilient arm located between the two side resilient arms.... | 12/07/2010 |
| 7841592 | Paper feeding device A paper feeding device includes a pick roller, a spring element and a separator pad. The pick roller has a roller surface. The spring element is disposed above the pick roller. The spring element has two spring arms extending toward two ends of the pick roller. Free... | 11/30/2010 |
| 7841593 | Sheet transport apparatus and image forming apparatus The sheet transport apparatus comprise a sheet supply tray, a separation roll, a support body and a separation roll accommodation portion. The sheet supply tray has a plurality of sheets. The separation roll separates out the sheets one by one by applying a transpor... | 11/30/2010 |
