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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 21010. Отображено 100.
05-01-2012 дата публикации

Sheet remaining amount detection device and image forming apparatus

Номер: US20120001380A1
Автор: Satoru Hayama
Принадлежит: Kyocera Mita Corp

A sheet feeder includes a tray on which sheets are to be placed, a rope connected to the tray, a pulley which includes a shaft and on which the rope is taken up such that the winds thereof are aligned in an axial direction of the shaft, and a motor for moving the tray upward by rotating the pulley about the shaft in a direction to take up the rope to locate the uppermost sheet on the tray at a sheet pickup position. A sheet remaining amount detection device applied to this sheet feeder includes a position detector for detecting a present position which is a present take-up position of the rope on the pulley in the axial direction, and a remaining amount detecting section for detecting the remaining amount of the sheets on the tray based on the present position detected by the position detector.

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05-01-2012 дата публикации

Sheet conveying apparatus and image forming apparatus

Номер: US20120001382A1
Автор: Takashi Yano
Принадлежит: Canon Inc

A sheet conveying apparatus includes a conveying portion which conveys a sheet, a lever which is pushed by the sheet conveyed by the conveying portion, and moves from a standby position, a detecting portion which generates a signal corresponding to a position of the lever, and generates a first signal when the lever moves in a first moving area from the standby position to a predetermined position and generates a second signal when the lever moves in a second moving area beyond the predetermined position, and a biasing portion which does not apply to the lever a biasing force when the lever is in the first moving area, and applies to the lever a biasing force opposite in a direction in which the lever is pushed by the sheet and moves when the lever is in the second moving area.

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19-01-2012 дата публикации

Device for separating flat articles, a corresponding control method, and a corresponding postal machine

Номер: US20120013065A1
Принадлежит: Solystic SAS

The invention relates to a separator device ( 18 ) comprising a passage zone ( 40 ) through which the articles pass and which extends between drive means ( 20, 30 ), retaining means ( 24, 34 ) for retaining an article relative to another article, and suitable for separating them mutually, control means suitable for activating and deactivating, independently, each first and second drive means ( 20, 30 ), and each first and second retaining means ( 24, 34 ). The drive means ( 20, 30 ) are distant from each other so as to define the passage zone ( 40 ), and the retaining means ( 24, 34 ) are suitable for exerting substantially transverse forces in opposite directions, so as to suck at least one article against corresponding drive means. The invention also relates to a method of controlling the above-mentioned separator device ( 18 ), and to a postal sorting machine including such a separator device ( 18 ).

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19-01-2012 дата публикации

Extended Registration Control of a Sheet in a Media Handling Assembly

Номер: US20120013066A1
Принадлежит: Xerox Corp

An apparatus including a sheet registration nip assembly for changing characteristics of the sheet with respect to the transport path. The characteristics of the sheet including a skew position, process direction position or a lateral position of the sheet. The registration nip assembly changing a first sheet characteristic to a first target characteristic by the time the sheet reaches a preliminary registration datum. A delivery registration datum disposed downstream of the registration nip assembly. The registration nip assembly changing a second sheet characteristic to a second target characteristic when at least a portion of the sheet is disposed along the transport path between the preliminary registration datum and the delivery registration datum. The apparatus including an auxiliary nip assembly disposed between the delivery registration datum and the registration nip assembly, wherein the preliminary registration datum is disposed between the delivery registration datum and the auxiliary nip assembly.

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19-01-2012 дата публикации

Sheet stacking apparatus and image forming apparatus

Номер: US20120013069A1
Принадлежит: Canon Inc

A sheet stacking apparatus includes a gripper configured to discharge a sheet, a plurality of stacker trays arranged in a row and configured to stack the discharged sheet, and a guiding unit configured to guide the discharged sheet to a predetermined position. The plurality of stacking trays are horizontally arranged so that a large number of sheets can be stacked without increasing the size of the sheet stacking apparatus.

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19-01-2012 дата публикации

Sheet roll and sheet-like coupling member

Номер: US20120015132A1
Принадлежит: Nippon Electric Glass Co Ltd

A sheet roll ( 1 ) is manufactured by placing a sheet-like coupling member ( 3 ) on end portions of a plurality of glass films (g) so as to span therebetween, coupling the end portions of the glass films (g) together, and rolling the coupled plurality of glass films (g). The sheet-like coupling member ( 3 ) used in the sheet roll ( 1 ) includes wide width portions ( 4 ) for forming wide joint portions joined to the glass films (g) at each of both end portions thereof in a rolling direction, and a necked portion ( 5 ), which is narrower than the wide width portions ( 4 ) and is formed at a middle portion thereof in the rolling direction.

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26-01-2012 дата публикации

Post-processing apparatus and image forming system having thereof

Номер: US20120018948A1

A post-processing apparatus including: a conveyance unit which conveys a sheet, having been carried-in, to a selected conveying destination among a plurality of conveying destinations; a stiffness imparting unit which imparts stiffness to the sheet being conveyed by the conveyance unit; and a control section which controls the stiffness imparting by the stiffness imparting unit, wherein the control section controls whether to impart or not to impart stiffness to the sheet, according to the selected conveying destination.

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02-02-2012 дата публикации

Image forming device

Номер: US20120025453A1
Принадлежит: Brother Industries Ltd

An image forming device, comprising: a sheet-like medium accommodation unit; a supply member that carries a sheet-like medium; a pair of separation members that separate the sheet-like medium one by one; an image formation unit; a carrying path; a re-carrying unit to move inversely the sheet-like medium whose top face has been subjected to printing; a moving mechanism to move the supply member close to or away from the sheet-like medium and to move the pair of separation members close to or away from each other so that a path for the inversely carried sheet-like medium is formed; and a control unit to control the moving mechanism such that, when back-face printing is performed, the supply member is in a state of being moved away from the sheet-like medium and the pair of separation members are in a state of being moved away from each other.

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02-02-2012 дата публикации

Sheet processing apparatus, image forming system and sheet processing method

Номер: US20120028780A1
Принадлежит: Toshiba Corp, Toshiba TEC Corp

According to one embodiment, a sheet processing apparatus includes a reinforce roller to further reinforce the fold of a sheet which has been folded by a fold roller pair, a support portion to move the reinforce roller in a direction perpendicular to a sheet conveying direction, a motor to drive the support portion, and a control unit to control the motor so that the support portion moves at a faster moving speed at the time of a homeward route than a moving speed at the time of an outward route.

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01-03-2012 дата публикации

Media stopper for a printing system

Номер: US20120049435A1
Принадлежит: Individual

A printer comprising a media stopper element held in position by a rotatable shaft. The shaft comprises a lever which can be moved in order to rotate the shaft and move the media stopper element out of the way.

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01-03-2012 дата публикации

Externally-powerable media transport module

Номер: US20120049444A1
Автор: Duncan Keith, Gordon Burke
Принадлежит: Individual

A media transport module is described. The media transport module comprises: an upward transport, a divert transport, and a stacking transport. The upward transport extends from a pick coupling area to a diversion area and is operable to route individual media items from the pick coupling area to the diversion area. The divert transport extends from the diversion area to a diverter port; and the stacking transport extends from the diversion area to a stacking port. A diverter is located at the diversion area and is operable to route media items to either (i) the divert transport, or (ii) the stacking transport, in response to a signal received from a media thickness sensor. A drive gear is provided for receiving rotational motion from an external drive. An electrical connector is also provided for receiving electrical power from an external supply and using the received electrical power to energize the diverter.

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01-03-2012 дата публикации

Sheet conveying device and recording apparatus

Номер: US20120050438A1
Автор: Itaru Wada
Принадлежит: Canon Inc

A sheet conveying device having a rolled-sheet supporting unit, a conveying unit, a driving unit, a tension applying unit, and a control unit. The rolled-sheet supporting unit supports a continuous sheet rolled up into a roll. The conveying unit conveys the continuous sheet from the rolled-sheet supporting unit as driven by the driving unit. The tension applying unit applies tension to the continuous sheet downstream of the conveying unit in a conveying direction. The control unit controls a driving amount of the driving unit per unit conveyance distance as the conveying unit conveys the continuous sheet. The driving amount is larger in a case where a first tension is applied by the tension applying unit compared to a case in which a second tension, that is larger than the first tension, is applied.

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08-03-2012 дата публикации

Paper feeder

Номер: US20120056367A1
Автор: Yoshihisa Morita
Принадлежит: Riso Kagaku Corp

This paper feeder brings the uppermost paper sheet of a plurality of stacked paper sheets into contact with paper feed rollers and feeds out the paper sheet in a paper feeding direction by the drive thereof. Side fences for guiding both side edges of the paper sheet on a paper feeding table are provided with a pair of blowing units for blowing air to both side edges of the paper sheet, whose air quantity can be controlled independently of each other. When skewing occurs, the blowing units are controlled to blow a larger quantity of air to the paper side edge having larger friction against a lower paper sheet as compared with the quantity of air to the other paper side edge. In paper feeding, problems such as skewing, multi-feeding and idle feeding can be addressed.

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08-03-2012 дата публикации

Medium storage device, image forming device and medium storage system

Номер: US20120056370A1
Автор: Takashi Kobayashi
Принадлежит: Oki Data Corp

A medium storage device that is covered by a dust cover and that stores a recording medium, includes: a guide member that is extendably and retractably provided in the medium storage device and that restricts a position of an edge part of the recording medium; and a lock member that locks the guide member and that releases the lock status of the guide member when the lock member moves in a first direction so as to allow the guide member to extend and retract, wherein the movement of the lock member in the first direction is restricted by the dust cover so that the guide member is stably locked.

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08-03-2012 дата публикации

Image formation device

Номер: US20120056970A1
Автор: Atsushi Miwa
Принадлежит: Brother Industries Ltd

An image formation device is configured such that a length of a sheet feed path from a sheet accommodation unit to a sheet detection unit is greater than the sheet distance for a predetermined type sheet that has substantially the same sheet length as a maximum size sheet employable in the image formation unit. A sheet length of the sheet fed by the sheet feed mechanism is measured. If the sheet length of a firstly fed sheet, which is fed in response to an image formation instruction and measured by the measuring unit, is equal to the sheet length of the predetermined type of sheet, the control unit feeds a subsequent sheet with the sheet distance corresponding for the maximum size sheet between a trailing end of the previously fed sheet and the leading end of the subsequent sheet.

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15-03-2012 дата публикации

image processing apparatus, an image forming apparatus, an image processing method and a recording medium

Номер: US20120061909A1
Принадлежит: Ricoh Co Ltd

An image processing apparatus includes a reading part configured to optically read skew amount measurement patterns and opposite ends of a paper sheet; an image skew amount detecting part configured to detect skew amounts on a color basis based on the skew amount measurement patterns; a paper sheet skew amount detecting part configured to detect a skew amount of the paper sheet based on a displacement between the opposite ends of the paper sheet; a skew correction amount calculating part configured to calculate skew correction amounts of the respective colors based on the skew amounts; and a skew correcting part configured to shift the images to correct the skews by recording input image data in plural lines of a line memory, dividing the input image data into plural areas in a main scanning direction, and setting line delay amounts on an area basis based on the skew correction amounts.

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15-03-2012 дата публикации

Image forming apparatus and control method thereof

Номер: US20120063830A1
Принадлежит: SAMSUNG ELECTRONICS CO LTD

The post-processing device which performs a post-processing operation for a discharged printing medium with an image formed thereon, includes: an image forming unit which forms an image on the printing medium; a medium feeding unit which feeds the printing medium to the image forming unit; a discharging unit which is provided in the post-processing device and discharges the printing medium with the image formed thereon; a medium alignment unit which aligns the printing medium for post-processing for the discharged printing medium; a user interface unit which receives an instruction form a user; and a control unit which controls a width of the medium alignment unit to correspond to a width of the discharged printing medium based on a setting value for the medium feeding unit, which is input through the user interface unit, when the size of the printing medium loaded on the medium feeding unit is not detected. With this configuration, it is possible to control a width of a medium alignment unit for post-processing using a setting value set for a multipurpose cassette having no size sensor, so that printing media having different sizes can be properly aligned.

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22-03-2012 дата публикации

Holding device of recording medium, image forming apparatus, and conveying method of recording medium

Номер: US20120068401A1
Принадлежит: Toshiba Corp, Toshiba TEC Corp

According to one embodiment, the image forming apparatus includes, an endless device having a plurality of suction holes, and a negative pressure chamber which communicates with the suction holes, a rotation mechanism which rotates the endless device, a suction mechanism which discharges air in the negative pressure chamber, an opening and closing mechanism which has a switching blade which opens and closes the suction holes, a driving mechanism which moves the switching blade to a first position and a second position, a recording head unit, a supply mechanism which supplies the recording medium to the endless device, and a controller. If the switching blade moves to the first position, the suction holes are shut. If the switching blade moves to the second position, the suction holes communicate with the negative pressure chamber. The controller drives the opening and closing mechanism according to the size of the recording medium.

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22-03-2012 дата публикации

Image forming apparatus and image forming method

Номер: US20120069114A1
Принадлежит: Toshiba Corp, Toshiba TEC Corp

According to one embodiment, an image forming apparatus includes a retaining roller, a nipping device, a retaining device, an image forming head, and a controller. The retaining roller retains a recording medium and rotates. The nipping device is capable of operating to open and close and holds the recording medium between the nipping device and the surface of the retaining roller to mechanically retain the recording medium. The retaining device retains the recording medium on the surface of the retaining roller. The controller controls, on the basis of a condition for use of the recording medium, the nipping device to nip the recording medium between the nipping device and the surface of the retaining roller.

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29-03-2012 дата публикации

Image recording apparatus

Номер: US20120074637A1
Автор: Yuta Uchino
Принадлежит: Brother Industries Ltd

An image recording apparatus including: (a) a recording portion for recording image on a top face of a sheet; (b) a supplying roller which is to be in contact with a bottom face of the sheet held in a tray and which is configured to supply the sheet toward a curved conveyance path; (c) a drive roller which is to be in contact with the top face of the sheet and which is configured to convey the sheet supplied from the supplying roller; and (d) a controlling portion which is configured, upon receipt of a command requesting start of conveyance of the sheet, to cause the supplying roller to be rotated without causing the drive roller to be rotated, and is configured, upon judgment that a leading end portion of the sheet has reached a flat surface extending away from the drive roller toward the recording portion, to cause the drive roller to be rotated.

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29-03-2012 дата публикации

Image recording apparatus

Номер: US20120075657A1
Автор: Shunsuke Yamamoto
Принадлежит: Brother Industries Ltd

An image recording apparatus, including: a recording device; discharge trays; a discharge mechanism; detectors; an input device through which is inputted authentication information relating to image data; and a controller including: an image-data reception portion; an authentication-information confirming portion to make a confirmation as to whether the authentication information contains specific information; a confirmation-necessity judging portion to judge whether the confirmation by the confirming portion with respect to the image data is necessary; a selecting portion to select one discharge tray on which the recording medium is not placed, wherein, where the judging portion judges that the confirmation is necessary, the controller permits selection of the one discharge tray, controls the recording device to record the image based on the image data after the confirmation that the authentication information contains the specific information, and controls the discharge mechanism to discharge, to the selected one discharge tray, the image-recorded recording medium.

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29-03-2012 дата публикации

Method and system for dynamic speed control on a mail processing system

Номер: US20120076352A1
Принадлежит: Bell and Howell LLC

The present application relates to a mail processing system and related method containing dynamic speed control which uses real time and historical system parameters to dynamically control the cycle speed of an inserting or wrapping system to optimize system efficiency, and maximize throughput and performance. A document processing system with dynamic speed control analyzes system parameters. When the operational conditions are favorable the system will increase cycle speed of one or more of the mail processing components of the system in increments until an optimal speed is reached. Likewise, if conditions are unfavorable the system will decrease cycle speed of one or more of the mail processing components of the system in increments until an optimal speed is reached.

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19-04-2012 дата публикации

Method for controlling conveyance speed of sheet, method for manufacturing wearing article, apparatus for manufacturing wearing article, and wearing article

Номер: US20120090071A1
Автор: Toyoshi Umebayashi
Принадлежит: Zuiko Corp

A method for controlling a conveyance speed of a sheet comprises the steps of: setting a reference rotation angle; rotationally driving a drive motor ( 8 ) and a rotary cutter ( 15 ); detecting a marker ( 2 a ) of a backsheet ( 2 ); detecting a rotation angle of a rotary blade of a cutting member when the marker ( 2 a ) is detected; ascertaining an angular difference between the detected rotation angle and the reference rotation angle; and controlling rotational driving of the drive motor ( 8 ) to reduce the angular difference.

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26-04-2012 дата публикации

Alternative apparatus for reducing web feed rate variations induced by parent roll geometry variations

Номер: US20120097787A1
Автор: Paul Alan Binner, Sr.
Принадлежит: Procter and Gamble Co

An apparatus is disclosed for reducing feed rate variations when unwinding a web material. The apparatus includes a rotational position and speed determining device for determining the rotational position and speed of the parent roll, a drive system for imparting rotational movement to the parent roll, a device for measuring the radius of the parent roll, and a logic device. The logic device generates an ideal speed reference signal and utilizes calculated and measured data to establish a corrected speed reference signal to make adjustments in the driving speed based upon the corrected speed reference signal to maintain a relatively constant feed rate. By dividing the parent roll into 1, 2, . . . n sectors, the data can be refined to a relatively high degree taking into account high speed data processing capabilities as well as operating system response times to make appropriate driving speed adjustments.

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26-04-2012 дата публикации

Substrate media registration system and method in a printing system

Номер: US20120098879A1
Принадлежит: Xerox Corp

Embodiments described herein include a substrate media registration system in a printing system. The registration system can include a deskewing system, a reflexive system, and a controller. The deskewing system is configured to deskew substrate media. The reflexive system is configured to detect the lateral position of the substrate media and at least one of a lead edge and a trail edge of the substrate media being transported in the process direction. The controller is operatively coupled to the reflexive system and is configured to control ejection of ink from a print head system in response to detecting the lateral position of the substrate media and at least one of the lead edge and the trail edge of the substrate media.

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03-05-2012 дата публикации

Paper sheet processing device

Номер: US20120104691A1
Автор: Takao Nireki
Принадлежит: Universal Entertainment Corp

A paper sheet processing apparatus capable of preventing paper sheet clogging in a traveling route in which a paper sheet is conveyed is provided. The paper sheet processing apparatus comprises an open/close member 2B which is opened or closed with respect to a frame 2A and a traveling route through which the paper sheet (a bill, a card, a coupon ticket, and the like are collectively referred to as “paper sheet”) is conveyed is formed between the open/close member 2B and the frame 2A when the open/close member 2B is closed with respect to the frame 2A. The open/close member 2B is provided with a sensor 31 for detecting that the open/close member 2B is opened from the frame 2A.

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31-05-2012 дата публикации

Sheet conveying device having function of correcting skew of sheet

Номер: US20120133093A1
Автор: Hiroshi Saito
Принадлежит: Canon Inc

A sheet conveying device that makes it possible to perform printing at high speed with high accuracy by easily correcting skew of a sheet, such as an index tab sheet, without requiring troublesome operations. Sheet detection sensors for detecting a sheet and skew correction rollers for conveying the sheet are disposed in a direction crosswise to a conveying direction of the sheet. A skew correction drive controller measures a leading edge detection time between respective detections of a leading edge of the sheet by the sensors, and controls the conveying speeds of the skew correction rollers independently of each other such that a skew represented by the leading edge detection time is corrected. If the leading edge detection time is not smaller than a predetermined threshold value, the skew correction drive controller reduces a skew correction amount for correcting the skew by a predetermined amount.

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14-06-2012 дата публикации

Sheet feeding device, control method for the sheet feeding device, and image forming apparatus incorporating the sheet feeding device

Номер: US20120146281A1
Принадлежит: Ricoh Co Ltd

A sheet feeding device includes a feeding device and a detector. The feeding device is configured to feed a sheet to a destination. The detector is configured to detect the sheet at the destination. If the detector does not detect the sheet within a predetermined time after the start of preparation for a feeding operation by the feeding device, it is determined that the sheet is misfed. Further, the start of the feeding operation of a sheet is changed in accordance with the result of detection by the detector of the presence or absence of a sheet standing by at the destination.

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14-06-2012 дата публикации

Sheet feeding device and image forming apparatus

Номер: US20120146282A1
Автор: Yoshinao Chiba
Принадлежит: Canon Inc

A sheet feeding device may include a tray, a sheet feeder, a pressurizing unit, a height detection unit, a weight detection unit, and a control unit. The tray may be raised and lowered. The sheet feeder sends out a sheet stacked on the tray. The pressurizing unit urges the tray to pressurize the sheet stacked on the tray against the sheet feeder. The control unit adjust pressure force of the pressurizing unit per change in height of sheets stacked on the tray on a basis of weight per unit height of the sheets, calculated on a basis of an initial total weight of the sheets stacked on the tray detected by the weight detection unit before a feeding operation is started and on a basis of the initial height of sheets stacked on the tray detected by the height detection unit before a sheet feeding operation is started.

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21-06-2012 дата публикации

Sheet feeding device and image forming apparatus

Номер: US20120153559A1
Принадлежит: Canon Inc

Provided is a sheet feeding device having a sheet surface detecting mechanism installed to be movable up and down between adjacent adsorption conveyance belts 21, and detects a position of the top surface of the sheet by a sheet surface detecting member 61 that moves upward higher than the adsorbing surface of an adsorption conveyance belt 21. The position of the lower surface of the sheet surface detecting member 61 being pushed up by the blown-up sheet is regulated such that the difference in height between the adsorbing surface of the adsorption conveyance belt 21 and the lower surface of the sheet surface detecting member 61 is smaller than the difference in a height direction between the adsorbing surface of the adsorption conveyance belt 21 and the upper surface of a separation nozzle by a sensor abutting portion 62 that regulates upward movement of the sheet surface detecting member 61.

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21-06-2012 дата публикации

Paper-feeding device and multi-functional printers

Номер: US20120154839A1

A paper-feeding device and a multi-functional printer are provided. The paper-feeding device includes a base, a driving axle, a position-limiting element and a retaining element The base has a first assembling portion. The driving axle, the position-limiting and the retaining elements are all in the base. The position-limiting element has a second assembling portion and two position-limiting portions on radial directions of the second assembling portion between the inserting portion and the body. The retaining element includes a swing frame, a paper-separating element and a spring. The body of the swing frame is located between the two position-limiting portions. The first and second pivoting portions coaxial and connect the body are pivoted respectively to the first and second assembling portions. The inserting portion of the paper-separating element is sheathed by the body and the separating element leans against the driving axle.

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28-06-2012 дата публикации

Sheet feeding device

Номер: US20120161387A1
Автор: Kenta Horade
Принадлежит: Brother Industries Ltd

A sheet feeding device includes a first roller configured to feed a sheet in a first direction along a first feed path, a second roller arranged on a downstream side of the first roller and configured to feed the sheet in the first direction along the first feed path, a sheet detection unit arranged between the first roller and the second roller. A rotation amount of the second roller from detection of the leading end of the sheet by the sheet detection unit to arrival of the sheet at a predetermined position on the downstream side is compensated based on the rotation speed of the first roller within a first period, which is a period from start of feeding of the sheet as the first roller is started to be driven to the detection of the leading end of the sheet by the sheet detection unit.

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12-07-2012 дата публикации

Image forming system

Номер: US20120175835A1
Автор: Yasushi Saitsu

An image forming system including an image forming section to print images on sheets; a conveyance path through which the printed sheets are conveyed; a post-processing section which executes post-processing to form a booldet from a bundle of sheets conveyed through the conveyance path; a plurality of overlapping sections each of which is disposed between the image forming section and the post-processing section, makes the sheets temporarily wait, forms a bundle of sheets by overlapping a plurality of waiting sheets, and conveys to the post-processing apparatus; a control section which, with respect to a second or later booldet set in case of continuously forming booldet sets, controls a number of the sheets to be conveyed to the overlapping section, a conveying order of the sheets, and a timing to convey the sheets to a downstream side, based on a period of executing the post-processing.

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19-07-2012 дата публикации

Inkjet image recorder and method for correction of belt conveyance

Номер: US20120182347A1
Принадлежит: Dainippon Screen Manufacturing Co Ltd

Provided are an ink-jet image recorder for recording an image precisely and a method for correction of belt conveyance mechanisms by controlling the roller drive on the basis of fluctuation of the conveyance rate caused by a particular failure in the endless belt. In the belt conveyor mechanism of the ink-jet image recorder, the method for correction of the belt conveyance comprises a position detection step (Step S 1 ) for detecting a specified position on the endless belt; a measurement step for measuring the rotation rate of the roller; a position calculation step (Step S 4 ) for specifying a position on the endless belt; a calculation step (Step S 5 ) for calculating the corrected conveyance rate; in the error-causing region where a conveyance error is caused by the endless belt during movement of the endless belt, by addition to the position of the endless belt, of the amount of correction of the conveyance rate of the endless belt calculated from the conveyance error corresponding to the error-causing region; and a driving rate calculation step (Step S 6 ) for adjusting the motor driving rate in accordance with the corrected conveyance rate.

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26-07-2012 дата публикации

Control apparatus, control method for control apparatus, and storage medium

Номер: US20120188571A1
Автор: Hiroyuki Amano
Принадлежит: Canon Inc

A control method for a control apparatus includes obtaining an amount of a recording material applied on a first area of a sheet and an amount of a recording material applied on a second area of the sheet on the basis of image data recorded on the sheet stacked on a stacking unit; and performing control, in a case where a plurality of sheets are stacked on the stacking unit, so that a difference between a total amount of the recording material applied on the first area of the sheets and a total amount of the recording material applied on the second area of the sheets does not exceed a predetermined value on the basis of the obtained amount of the recording material. With this method, a limit of the number of stacked sheets is relieved while stability of the stacked sheets is maintained.

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02-08-2012 дата публикации

Sheet feeder with pickup roller and image forming apparatus

Номер: US20120193863A1
Автор: Hiroyuki Harada
Принадлежит: Kyocera Mita Corp

A sheet feeder includes a pickup roller for feeding a sheet on a tray toward a predetermined processing position, an arm member rotatably supporting the pickup roller, a rotary shaft supported on the housing to be rotatable about an axis thereof, a coupling member for coupling the arm member and the rotary shaft, a pivoting mechanism for pivoting the arm member via the rotary shaft so that the pickup roller shifts its position between a feeding position and a retracted position, and a controller for controlling the operation of the pivoting mechanism. The controller controls the arm member to pivot in such a direction that the pickup roller moves toward the retracted position when a sheet is placed on the tray.

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09-08-2012 дата публикации

Automatic document feeder

Номер: US20120200027A1
Автор: Kenji Korenaga
Принадлежит: Murata Machinery Ltd

An automatic document feeder includes a first roller portion on the first transportation path to feed an original to a scanning position to scan a first face of the original, a second roller portion on a second transportation path to transport the scanned original, a third roller portion on the second transportation path to feed the original to the scanning position to scan a second face of the original, a fourth roller portion on the first transportation path to transport the scanned original, and a transporting speed adjusting unit gaining a circumferential velocity of the second roller portion than the one of the first roller portion and gaining a circumferential velocity of the fourth roller portion than the one of third roller portion, when the original is transported from the first transportation path to the second transportation path and from the second transportation path to the first transportation path, respectively.

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09-08-2012 дата публикации

Small and bulk pack napkin separator

Номер: US20120201643A1
Принадлежит: CG Bretting Manufacturing Co Inc

An apparatus and method are provided, for alternatively producing either small or bulk packs of napkins from a stack of folded napkins produced by one folding machine, through use of a pack dispatching arrangement having an inlet, a small pack transfer station and a bulk pack transfer station, and configured for operation in a small pack mode for dispatching a stream of spaced apart small packs of folded sheets separated from the stack of folded sheets, and received at an inlet of the pack dispatching arrangement, to the small pack transfer station, and alternatively operable in a bulk pack mode for dispatching a stream of spaced apart bulk packs of folded sheets separated from the stack of folded sheets, and received at an inlet of the pack dispatching arrangement, to the bulk pack transfer station.

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16-08-2012 дата публикации

Stacking of gloves

Номер: US20120204517A1
Принадлежит: Altevo Ltd

A glove stacking apparatus for preparing a stack of gloves prior to packing into a box, and a method of stacking gloves, particularly ambidextrous disposable hygienic gloves, preferably with the thumbs of each glove in a desired orientation with respect to each other are disclosed. A glove stacking apparatus for forming a stack of gloves comprises a packing recess for receiving the gloves to be stacked, and adjacent the recess at least one movable flap for folding towards the recess a portion of a glove overlapping said edge of the recess. The movable flap has a surface that is permeable to gaseous flow through the surface, and the glove stacking apparatus including a source of vacuum pressure and means to apply the vacuum air pressure through the permeable surface of the movable flap in order to pull the overlapping portion of the glove to the flap prior to folding of the overlapping portion. The source of vacuum pressure is separate from the flap so that as the flap folds towards the recess, the application of the vacuum air pressure through the permeable surface is automatically released.

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16-08-2012 дата публикации

Sheet feeding apparatus and image forming apparatus

Номер: US20120205856A1
Принадлежит: Canon Inc

A sheet guiding rib protrudes below a sheet suction surface of a plurality of suction conveyer belts, the sheet guiding rib being provided at a position on a downstream side in a sheet conveying direction of a sheet suction region, in which a sheet can be sucked, of the sheet suction surface of the plurality of suction conveyer belts, and between the plurality of suction conveyer belts. At a time of conveying a topmost sheet sucked and deflected downward at a part of pressing a sheet surface detecting flag, a deflection amount of the topmost sheet is reduced by bringing the deflected part of the topmost sheet into abutment against the sheet guiding rib.

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16-08-2012 дата публикации

Lifting device and method for gloves stacking

Номер: US20120207577A1
Принадлежит: Altevo Ltd

A glove stacking apparatus for preparing a stack of gloves prior to packing into a box, and a method of stacking gloves using a glove stacking apparatus for preparing a stack of gloves prior to packing into a box, particularly ambidextrous disposable hygienic gloves are disclosed. A glove stacking apparatus for lifting and depositing gloves to be stacked comprises a lifting means for lifting each of the gloves. The lifting means includes an attractive glove lifting surface, wherein the lifting means includes within the lifting surface a movable member, the movable member being movable from a first position in which the movable member is substantially flush with the lifting surface to a second position in which the movable member stands proud of the lifting surface in order to help dislodge the lifted glove from the lifting surface. The movable member has a surface that is permeable to air flow through the surface, the glove lifting means including a source of positive air pressure and means to control the application of said positive air pressure through the permeable surface of the movable member in order to control the dislodging of the lifted glove from the glove lifting surface.

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27-09-2012 дата публикации

Sheet processing apparatus

Номер: US20120245012A1

The sheet processing apparatus processes a sheet having an image formed thereon by an image forming apparatus. The sheet processing apparatus includes a sheet folding unit for folding the sheet having an image formed thereon, a sheet tray loaded with the sheet folded by the sheet folding unit to be taken out, and a control unit for controlling the sheet processing apparatus as a whole. The sheet tray includes a mechanism capable of adjusting an angle with a virtual plane and a detection device detecting a change of the angle with the virtual plane. The control unit prohibits ejection from the sheet folding unit to the sheet tray, based on the detection result of the detection device and the content of the folding processing by the sheet folding unit.

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11-10-2012 дата публикации

Paper feeder

Номер: US20120256365A1
Автор: Akihiro YAMAGATA
Принадлежит: Riso Kagaku Corp

A paper feeder includes a resist roller configured to convey a sheet to an image formation unit, a paper feed roller configured to convey a sheet to the resist roller, and a controller configured to control the paper feed roller such that the paper feed roller first conveys a sheet at a first conveying speed and then conveys the sheet while decelerating from the first conveying speed to a second conveying speed slower than the first conveying speed. The controller sets the first and second conveying speeds in advance to speeds which allow the paper feed roller to convey a single sheet by a predetermined conveying amount in a predetermined driving time period. The controller determines a time point to start a deceleration from the first conveying speed to the second conveying speed to allow a sheet to hit the resist roller at the second conveying speed.

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11-10-2012 дата публикации

Recording media deciding apparatus, image forming apparatus and recording media deciding method

Номер: US20120257259A1
Принадлежит: Toshiba Corp, Toshiba TEC Corp

A recording media deciding apparatus has: a light radiating portion which radiates light having a uniform light amount on a range corresponding to an image capturing range of a first surface of a bundle of recording media; a light detecting portion which captures an image of light emitted from a second surface different from the first surface of the bundle of the recording media; and a controller which decides on a type of the recording media based on an output of the light detecting portion.

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25-10-2012 дата публикации

Paper feeding device and image forming apparatus

Номер: US20120267844A1
Принадлежит: Kyocera Mita Corp

A remaining amount detector measures beforehand a distance H where there is one sheet. A motor displaces a lifting plate to a paper-feeding position upon storing paper in the feeding unit. The remaining amount detector measures a distance y 1 to the lower face of a paper stack. Thereafter, upon transport of paper from the stack, a control unit causes the remaining amount detector to measure a distance y 2 for every predetermined number n of fed sheets. A remaining sheet calculation unit calculates a displacement y 1 −y 2 =Δy to the bottom of the paper stack S, and calculates the thickness of one sheet on the basis of the displacement Δy and the number n of fed sheets (t=Δy/n). The remaining sheet calculation unit divides the thickness (H−y 2 ) of the paper stack by the thickness t of one paper sheet, and calculates the number of remaining sheets m as (m=((H−y 2 )/t)+1).

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25-10-2012 дата публикации

Method and system for job separation in high volume document scanning

Номер: US20120269611A1
Автор: John Allott Moore, Xing Li
Принадлежит: Xerox Corp

A method for job separation in a high volume document scanning is provided. The method includes monitoring a document receiver with a monitor device to determine when a batch of documents has been received by the document receiver and in response to the monitor device determining the batch of documents has been received by the document receiver, automatically inserting a job separation document with a separation document inserter at an end of the batch to separate the batch of documents from a successive batch of documents.

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15-11-2012 дата публикации

Transporting device and image forming apparatus using the same

Номер: US20120286468A1
Автор: Makoto Ui

A transporting device includes steering rollers, a center roller which is disposed between the steering rollers and deflection-detecting sensors that are positioned downstream from the steering rollers. When a sheet of paper has a width which is narrower than a width of a reference sheet of paper, the positional deflection of the sheet of paper is corrected by transporting the sheet of paper to a shift roller with the sheet of paper being nipped by the center roller and thrusting a forward end of the sheet of paper against a shift roller. When a sheet of paper has a width which exceeds the width of the reference sheet of paper, the positional deflection of the sheet of paper is corrected by rotating the steering rollers separately based on a detected result of the sensors with the sheet of paper being nipped by the steering rollers.

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15-11-2012 дата публикации

Sheet processing apparatus

Номер: US20120286469A1
Принадлежит: Canon Inc

A sheet processing apparatus that is capable of aligning sheets in a sheet longitudinal direction with high accuracy when bundling the sheets. A conveyance unit conveys a sheet. A stacking unit stacks a plurality of sheets that are conveyed by the conveyance unit. A grasping member performs a grasping operation that grasps the rear end of the sheet surface of the sheets stacked on the stacking unit. A driving unit moves the grasping member. A control unit controls the driving unit so as to align the sheets stacked on the stacking unit in a sheet conveyance direction by making the grasping member contact the rear end of the stacked sheets after the sheets are stacked on the stacking unit, and controls the driving unit so that the grasping member performs the grasping operation when a following sheet is stacked on the stacked sheets.

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22-11-2012 дата публикации

Systems and methods for supplying a web of packaging material to an indexing-motion packaging machine

Номер: US20120292422A1
Принадлежит: Alkar RapidPak Inc

Methods and systems for supplying a web of packaging material to an indexing-motion packaging machine include rotating a roll of a web of packaging material, sensing changes in position of a dancer caused by rotation of the roll, rotating the roll at a starting speed of rotation that is based upon sensed changes in position of the dancer, and then maintain substantially constant tension in the web of flexible packaging material during indexing motion of the packaging machine.

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06-12-2012 дата публикации

Control apparatus and method for controlling a printed-product processing system

Номер: US20120310402A1
Автор: Matthias Dürr
Принадлежит: Ferag AG

For controlling a printed product processing system ( 100 ), which comprises a collecting system ( 1 ) having a conveyor ( 11 ) and a plurality of feed conveyors ( 13 ) for creating product collections ( 4 ) from products ( 3 ) fed by the feed conveyors ( 13 ), system configuration parameters ( 24 ) which define a configuration of the printed product processing system ( 100 ) and production configuration parameters ( 25 ) which define the production of product collections ( 4, 4 #) created from a plurality of products fed are detected and run time data are determined during the production. On the basis of the system configuration parameters ( 24 ), the production configuration parameters ( 25 ) and the run time data, one of a plurality of defined production strategies ( 26 ), which in each case determine the control of the printed product processing system ( 100 ), is selected during the production. The automatic selection of a production strategy ( 26 ) for the control of the printed product processing system ( 100 ) during the production on the basis of the system configuration and product configuration and the run time data enables a dynamic adaptation of the creation and further processing of product collections ( 4 ) to current events, states and/or configurations of the printed product processing system ( 100 ).

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20-12-2012 дата публикации

Unreeling assembly, particularly for labeling devices

Номер: US20120318905A1
Принадлежит: Sacmi Verona SpA

An unreeling assembly, particularly for labeling devices, comprising a supporting frame for at least one reel of continuous film which is supported by a respective reel support, which can rotate about an unreeling axis of the reel, and a motorized traction drum, which is designed to unreel the continuous film from the reel of continuous film, between the reel of continuous film and the traction drum there being at least one tensioning element, which is movable, with respect to the supporting frame, along a respective movement path, elements being provided for estimating the radius of the reel of continuous film as a function of the data related to the angular velocity of the reel, to the speed of the film drawn by the traction drum and to the position of the tensioning element with respect to the supporting frame along the respective movement path.

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20-12-2012 дата публикации

Sheet transport and hold down apparatus

Номер: US20120319347A1
Автор: Steven R. Moore
Принадлежит: Xerox Corp

A media sheet transport including a belt for supporting the media thereon. The belt is operably connected to a drive mechanism for moving the belt in a process direction past an image marking unit. The belt has a plurality of openings therein. A vacuum plenum has a surface disposed below the belt and is operably connected to a vacuum source. The vacuum plenum is adapted to applying a negative pressure to the media for holding the media to the belt. An electrostatic hold down apparatus includes a first tacking roller spaced in a cross-process direction from a second tacking roller. The first and second tacking rollers are engagable with the belt. The first tacking roller is disposed to engage the inboard edge of the media, and the second tacking roller is disposed to engage the outboard edge of the media. The first and second tacking rollers impart an electrostatic charge to the edges of the media for electrostatically securing the inboard and outboard edges of the media to the belt.

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20-12-2012 дата публикации

Image forming apparatus, image forming system, and post-processing apparatus which perform skew feeding correction

Номер: US20120320399A1
Автор: Naoka Omura
Принадлежит: Canon Inc

An image forming apparatus that performs accurate skew feeding correction of a sheet by taking into account the difference between the amounts of expansion or contraction of the sheet subjected to fixing processing between positions in the lateral direction. A transfer section transfers an image onto a sheet. An image pickup unit acquires first information on the skew of a leading end of the sheet. A correction unit corrects the attitude of the sheet based on the first information. A fixing device fixes the image transferred onto the sheet. An inversion path inverts the sheet upside down. Another image pickup unit acquires second information on the skew of an end of the sheet. Before transferring an image onto a second surface of the sheet, the correction unit corrects the attitude of the sheet based on the second information and the first information.

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27-12-2012 дата публикации

Sheet material feeding device and image forming apparatus including the same

Номер: US20120326385A1
Автор: Shinji Yoshinaga
Принадлежит: Kyocera Document Solutions Inc

A sheet material feeding device includes a send-out means that is pressed to contact with the uppermost surface of the sheet material stacked on the sheet material stacking member to move the contact surface in a predetermined direction for sending out the sheet material, a lift up/down means that moves the sheet material stacking member between a feeding position and a separate position, a member to be detected that can move in the up and down direction when the sheet material stacking member moves, a detecting member that can output a detection signal when the member to be detected moves to a predetermined position, and a cassette that supports the sheet material stacking member and can be attached and detached from an apparatus main body. The cassette has an engaging portion for moving the member to be detected to the predetermined position when being attached to the apparatus main body.

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27-12-2012 дата публикации

Bundle composed of printed products and method for producing the bundle

Номер: US20120326427A1
Автор: Konrad Boos
Принадлежит: Mueller Martini Holding AG

A bundle of identical book blocks composed of a plurality of folded print sheets or signatures standing upright on lower edges of the printed sheets or book blocks. The book blocks are formed with first and last book block sections having different dimensions. A quadrangular bundle is formed from the book blocks by aligning first limit surfaces of the book block sections flush with each other along one of the two side surfaces or along the upper or lower surfaces of the bundle so that a second limit surface of the first book block section opposite the first limit surface of the first book block section projects with an offset with respect to a limit surface of the last book block section opposite the first limit surface of the last book block section. The bundle is compressed and then secured.

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03-01-2013 дата публикации

Medium feed device and image forming apparatus

Номер: US20130001862A1
Принадлежит: Fuji Xerox Co Ltd

A medium feed device includes a suction member that sucks a medium on a stack member; a surrounding member supported movably in directions toward and away from the stack member together with the medium by suction; a stack-member moving mechanism; a suction-member moving mechanism; a transport member that transports the medium; a detected part associated with the surrounding member; a detecting part that is supported at the suction-member body and detects the detected part; a detector that detects a medium surface position based on a detection result of the detected part detected by the detecting part if the surrounding member moves toward the suction-member body from a state in which the medium contacts the surrounding member. The stack-member moving mechanism moves the stack member based on the medium surface position.

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17-01-2013 дата публикации

Paper discharging apparatus, paper discharging method, image forming apparatus and image forming method

Номер: US20130014624A1
Принадлежит: Toshiba TEC Corp

A paper discharging apparatus comprises: a first conveying unit; a second conveying unit which includes a pinch roller and a feeding roller that are arranged closer to the downstream side; a movable mechanism which moves a surface part between a first position that the surface part is not contacted with the pinch roller and a second position that the surface part is contacted with the pinch roller through the paper so as to push the pinch roller; a control unit which moves the surface part to the second position, clamps the paper by the pinch roller and the surface part, and conveys the paper, thereby bending the paper, and which moves the surface part to the first position and clamps the paper by the pinch roller and the feeding roller, and rotates the feeding roller, thereby discharging the paper from the conveyance path.

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17-01-2013 дата публикации

Media Conveyance Device, Printing Device, and Media Conveyance Method

Номер: US20130016168A1
Принадлежит: Seiko Epson Corp

A conveyance device has a roll rotating unit that rotates a roll of sheet medium forward and in reverse, and a conveyance path along which is an upstream roller and a downstream roller for conveying the medium and cooperate in a reverse and rewind operation. A control unit controls driving of the upstream roller, the downstream roller, and the roll rotating unit, such that, during the reverse and rewind operation, the control unit (i) drives the upstream roller and the roll rotating unit, (ii) stops driving the upstream roller while continuing to drive the roll rotating unit, first slack being created as a result of (i) or (ii), (iii) causes the medium to be nipped at the downstream roller, and (iv) drives the upstream roller while the medium is nipped at the downstream roller to create second slack.

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24-01-2013 дата публикации

Method and system to feed inserts with a rotary and gripper system

Номер: US20130020752A1
Принадлежит: Bell and Howell LLC

The present application relates to techniques and equipment to manufacture mailpieces containing inserts. The equipment can be an inserter or an envelope wrapper that collects documents and inserts on a collating track before the material is inserted into an envelope by inserting equipment or wrapped with paper or film to make an envelope by wrapping equipment. More specifically, the present application relates to a rotary insert feeder that feeds inserts to a collating track on inserting or wrapping type equipment.

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24-01-2013 дата публикации

Sheet Processing Apparatus and Image Forming Apparatus

Номер: US20130023396A1
Автор: Akito Sekigawa
Принадлежит: Canon Inc

The controller controls the folded bundle conveying portion such that, when a length in the conveying direction of the succeeding folded bundle makes the upstream edge in the conveying direction of the succeeding folded bundle, which is temporarily stopped for the folded end portion processing, remain within a stacking region of the sheet stacking portion, before the preceding folded bundle has been finally moved to the second stacking position, the succeeding folded bundle is conveyed until the upstream edge in the conveying direction of the succeeding folded bundle, to which the folded end portion processing has been applied, passes through outside the stacking region of the sheet stacking portion.

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31-01-2013 дата публикации

Sheet stacking apparatus and image forming apparatus

Номер: US20130026707A1
Принадлежит: Canon Inc

There are provided a sheet stacking apparatus capable of stably stacking a large number of sheets and an image forming apparatus. The sheet stacking apparatus configured to stack sheets includes a plurality of discharge units disposed to an apparatus main body in a vertical direction and configured to discharge sheets, a plurality of sheet stacking units disposed to be independently elevatable on a side surface of the apparatus main body corresponding respectively to the plurality of discharge units and configured to stack thereon the sheets discharged from the discharge units, and an alignment unit disposed between the plurality of sheet stacking units and configured to sequentially align a position in a width direction perpendicular to a discharging direction of the sheets stacked on a lower sheet stacking unit among the plurality of sheet stacking units.

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31-01-2013 дата публикации

Information processor, printing system, method for printing and recording medium

Номер: US20130028646A1
Автор: Tsuyoshi Morimoto

In a sheet collection planned to be prepared, when there exists a monochrome sheet group comprised of one or more consecutive monochrome sheets all of whose front and back sides are monochrome pages, between two color sheet groups comprised of one or more consecutive color sheets having a color page on at least one of front and back sides, an information processor determines that sheets in the monochrome sheet group and each one or each two sheets before and after the monochrome sheet group sandwiching the monochrome sheet group are saddle-stitched sheets formed by papers for saddle-stitching. The information processor determines that any sheet other than those determined to be the saddle-stitched sheets are sheets of an adhesive bound group.

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31-01-2013 дата публикации

Sheet processing apparatus

Номер: US20130028698A1
Принадлежит: Individual

A sheet processing apparatus includes a sheet conveying path; a sheet entrance unit provided in the sheet conveying path; a sheet discharge unit provided in a location separated from the sheet entrance unit by a predetermined distance; a driving unit that drives the sheet entrance unit and the sheet discharge unit; a sheet guide unit that guides sheets and is provided between the sheet entrance unit and the sheet discharge unit to allow the sheets passing through the sheet entrance unit to be sequentially stacked; and a sheet buffer device that is configured such that the stacked sheets pass through the sheet discharge unit while the stacked sheets are loaded on a step with each leading end of the stacked sheets being separated with a predetermined interval.

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07-02-2013 дата публикации

Image forming system and sheet conveyance method

Номер: US20130032990A1
Автор: Hitoshi Hattori
Принадлежит: Ricoh Co Ltd

An n image forming system includes an image forming apparatus, a sheet processing apparatus including a post-processing unit to perform post-processing of sheets on a processing tray and a retaining channel disposed to accommodate at least a single sheet while the post-processing unit processes the sheets, and a controller that calculates a target interval time between an interval start sheet and an interval end sheet among the sheets output from the image forming apparatus to the sheet processing apparatus based on at least one of sheet data and post-processing data transmitted from the image forming apparatus to the sheet processing apparatus, and adjusts an interval between discharge of the interval start sheet and the interval end sheet from the image forming apparatus to the sheet processing apparatus in accordance with the target interval time.

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14-02-2013 дата публикации

Sheet processing apparatus that detects displacement in sheet width direction and skew of sheet, image forming apparatus, and control method

Номер: US20130036886A1
Принадлежит: Canon Inc

A sheet processing apparatus capable of high-speed and accurate detection of a lateral displacement and a skew of a sheet. A motor laterally shifts the sensors during sheet conveyance by a conveying motor, to determine first and second positions of the sheet lateral edge detected respectively by first and second sensors. A finisher controller determines a third position of the lateral edge of the sheet closer to a sheet trailing edge, based on the first and second positions and an amount of conveyance of the sheet from when the first position is detected to when the second position is detected. A lateral displacement of the sheet is corrected by laterally shifting the sheet according to the third position of the sheet lateral edge.

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14-02-2013 дата публикации

Sheet take-out device

Номер: US20130038015A1
Принадлежит: Individual

A sheet take-out device in which sheets are conveyed in an upright state and sheets having a low height can be stably taken out is provided. A sheet take-out device includes a main floor belt that conveys sheets that are placed in an upright state in a direction intersecting a conveying direction to a take-out portion, and a take-out unit that takes out the sheets conveyed by the main floor belt one by one in order from the frontmost sheet. The device includes a sub-floor belt that is capable of reverse conveyance, in which sheets are conveyed in a direction opposite to the conveying direction of the main floor belt, a tightness detection unit, and a height detection unit that detects the height of the sheets immediately prior to being taking out by the take-out unit, and performs sub-floor control.

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14-02-2013 дата публикации

Sheet feeding apparatus and image forming apparatus

Номер: US20130038016A1
Автор: Fumiki Inui
Принадлежит: Canon Inc

A sheet feeding apparatus and an image forming apparatus, which can improve sheet feeding performance at low cost without degrading usability, are provided. Projections 42 T and 43 T are provided in abutting surfaces, which abut on lateral end of a sheet S, of a pair of lateral-end regulating portions 42 and 43 provided opposite each other. The projections regulates climbing over the lateral-end regulating portions of the sheet S when the sheet S is fed. Guide projections 100 a and 100 c are provided opposite each other along a cassette attaching direction in an inner wall surface of an attaching space, in which a sheet feeding cassette of an apparatus body is attached. When the sheet S climbs over the projections in feeding the sheet S, the sheet S is abutted on the guide projections to regulate upward movement of the sheet S.

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21-02-2013 дата публикации

Roll-to-roll printing system

Номер: US20130042774A1
Принадлежит: SAMSUNG ELECTRONICS CO LTD

A roll-to-roll printing system includes driven rolls to apply a feeding force to a flexible substrate so that the flexible substrate is fed from an unwinder to a rewinder, nip rolls respectively disposed above two opposite end portions of each of the driven rolls to pressurize two opposite side portions of the flexible substrate, nip roll driving motors connected to the nip rolls to rotate the nip rolls, and a control unit to receive information regarding change of torque values of the nip roll driving motors and control tension of the flexible substrate based on the information.

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21-02-2013 дата публикации

Conveying device and conveying control method

Номер: US20130044154A1
Автор: Hideyuki Terashima
Принадлежит: Canon Inc

A conveying device and a conveying control method that can control a phase of a main conveying roller and a position of a print medium with an inexpensive configuration and a fast throughput are provided. For that purpose, an LF roller phase is obtained, phase matching control is performed so that the print medium comes to a desired position when the LF roller is at a desired phase, and skewing of the print medium is corrected by the same control method as the phase matching control.

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07-03-2013 дата публикации

Sheet conveying apparatus and image forming apparatus

Номер: US20130056926A1
Автор: Kohei Deno, Masaki Maeno
Принадлежит: Canon Inc

Disclosed is a sheet conveying apparatus including a skew correction apparatus of a sheet which prevents the sheet from encroaching on a nip portion of a registration roller by backward rotation of the registration roller and also controls the backward rotation of the registration roller to the minimum so as to prevent the curling the sheet. The skew of the sheet is corrected for by the leading edge of the sheet abutting the registration roller to bend the sheet so as to form a loop in the sheet. A resist sensor detects a time difference of passing time between the advanced leading edge and the retarded leading edge in the downstream leading edge of the sheet conveyed by the upstream roller, detects the skew amount of the sheet based on the time difference, and changes the backward rotation time of the registration roller depending on the skew amount.

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07-03-2013 дата публикации

Control device and method for controlling the speed of a conveyor

Номер: US20130060376A1
Автор: Stefan Forster
Принадлежит: Ferag AG

An object of the present invention is to propose a computerized control device and a computer-implemented method for speed regulation during delivery of printed products to stacking devices which do not have at least some of the disadvantages of the known systems. It is in particular an object of the present invention to propose a computerized control device and a computer-implemented method for regulating the speed of a conveyor for delivering printed products to stacking devices which enable flexible production of stacks of different sizes.

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14-03-2013 дата публикации

Defective-workpiece discharging device

Номер: US20130062263A1
Автор: Takumi Nakano
Принадлежит: Unicharm Corp

In a defective-workpiece discharging device, a defective workpiece is discharged to a discharge path from a conveyance path that conveys a plurality of workpieces related to absorbent articles at a predetermined conveyance pitch. The conveyance path has a first path and a second path downstream of the first path. A sorting mechanism between the first and second paths sorts workpieces into either the second path or the discharge path. A defect detection sensor detects a defect and outputs a defect detection signal. A passage detection sensor detects passage of the workpieces at a predetermined position on the first path and outputs a passage detection signal. A controller controls the sorting mechanism based on the defect and passage detection signals. An end of the first path on the sorting mechanism side and the predetermined position are separated by a distance greater than or equal to the conveyance pitch.

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18-04-2013 дата публикации

Sheet folder

Номер: US20130095991A1

A sheet folder includes a blade for bending a sheet, a pair of folding rollers for sandwiching the sheet bent by the blade, a heating unit for heating a folded part of the sheet sandwiched between the pair of folding rollers by the blade, a temperature detection unit for detecting a temperature of the folded part, and a control unit for keeping a state in which the sheet is sandwiched between the pair of folding rollers until at least one of a temperature change and a temperature of the folded part that are detected by the temperature detection unit satisfies a prescribed condition after the blade allows the sheet to be sandwiched between the pair of folding rollers.

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09-05-2013 дата публикации

Apparatus and method for inspecting printed material

Номер: US20130113859A1
Автор: Motoyasu Suzuki
Принадлежит: Komori Corp

Disclosed is an inspection apparatus which avoids a defective item from being mixed with good items, even when a marking device does not work appropriately and a mark for identifying a good item and a defective item cannot be applied. For this purpose, the apparatus is provided with a quality inspection device ( 6 ) for determining whether a print portion ( 3 ) of a work to be printed ( 1 ) whereon a plurality of print portions ( 3 ) are printed is a good item ( 3 a ) or a defective item ( 3 b ), and an inkjet printer ( 9 ) as a marking device for printing a mark ( 13 ) on the print portion ( 3 ) which is identified as a good item ( 3 a ) by the quality inspection device ( 6 ).

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23-05-2013 дата публикации

Post-processing apparatus and post-processing method

Номер: US20130127106A1
Автор: Tomoya Motoyoshi

A post-processing apparatus includes a folding section configured to nip a sheet using a plurality of rollers to form a fold line for saddle stitching and a control section to control the nipping amount in the folding section. When carrying out square back processing to flatten the spine folded portion of a sheet bundle where a fold line for saddle stitching is formed, the post-processing apparatus allows the nipping amount in the folding section to be smaller than that in the case where the square back processing is not carried out.

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23-05-2013 дата публикации

Sheet feeder and image forming apparatus

Номер: US20130127107A1
Автор: Takeshi Goto
Принадлежит: Ricoh Co Ltd

In a sheet feeder comprising a pair of sheet feeding units and an image forming apparatus comprising the sheet feeder according to the present invention, a feed roller of a first sheet feeding unit of the pair of sheet feeding units is driven to rotate when a driving source of the first sheet feeding unit rotates in the forward direction, and a conveying roller of a second sheet feeding unit of the pair of sheet feeding units is driven to rotate when the driving source of the first sheet feeding unit rotates in the backward direction.

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27-06-2013 дата публикации

Paper sheet material receiving and stacking system

Номер: US20130161895A1
Автор: Tzu-Che Lin
Принадлежит: Individual

A paper sheet material receiving and stacking system includes a conveying unit including a feed table for receiving pieces of paper sheet material cut out of a continuous web, a receiving and adjustment unit including a carrier frame pivotally connected to the conveyor unit for transferring the received pieces of paper sheet material and a driving device for biasing the carrier frame between a horizontal position and an inclined position and an adjustment mechanism for controlling the gap of a sheet-transfer passage, and a stacking unit including a platform adapted for receiving pieces of paper sheet material passing through the sheet-transfer passage and a transmission mechanism controllable to move the platform horizontally forward, backward, leftward and rightward and vertically up and down and a sliding limiter for stopping pieces of paper sheet material on the platform in a stack.

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27-06-2013 дата публикации

Paper cassette and image forming apparatus having the same

Номер: US20130161898A1
Автор: Ho-il Lee
Принадлежит: SAMSUNG ELECTRONICS CO LTD

A paper cassette of an image forming apparatus including: a cassette body containing sheets of paper, and a paper alignment apparatus mounted in the cassette body. The paper alignment apparatus including: an alignment apparatus body having a paper alignment surface contactable with corners of one side of sheets of paper and slidable in a horizontal direction, and a locking unit mounted in the alignment apparatus body and locked into the cassette body. The locking unit is downwardly pressed when being locked and unlocked.

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11-07-2013 дата публикации

Transported material transporting device and image processing apparatus

Номер: US20130175754A1
Принадлежит: Seiko Epson Corp

A transported material transporting device including: a power transmission switching mechanism configured to switch the transmission of the power between the intermediate gear and the cam drive gear between a transmitted state and a blocked state; a detection lever provided in the reversing path and configured to detect the presence or absence of the material to be transported which enters the reversing path; and a blocked-state locking mechanism configured to lock the blocked state of the power transmission switching mechanism when the discharging roller is in the released state, wherein the locked state of the blocked-state locking mechanism is released and the power transmission switching mechanism is switched from the blocked state to the transmitted state upon detection of the position of the trailing end of the material to be transported entering the reversing path by the detection lever.

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11-07-2013 дата публикации

Sheet conveying system, computer program product, and sheet conveying method

Номер: US20130175755A1
Принадлежит: Ricoh Co Ltd

A sheet conveying system includes a sheet inserting apparatus that inserts a second recording medium between first recording media conveyed by a sheet conveying apparatus, and transmits a first time at which second recording media can be successively received hypothetically, and a second time indicating a difference between a conveying time from an accumulating unit of a second recording medium to a merging point at which a second recording medium is inserted and a conveying time from a sheet receiving surface of the sheet inserting apparatus to the merging point. The sheet conveying apparatus sets longer one of the received first time and second time as an insertion interval; and conveys first recording media such that an interval extended by an added value obtained by adding a conveying time corresponding to a length of second recording medium to the insertion interval is provided between the first recording media.

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25-07-2013 дата публикации

Sheet aligning device and image forming apparatus including the same

Номер: US20130187331A1
Принадлежит: Ricoh Co Ltd

A sheet aligning device may include a sheet conveyance path; a detecting unit configured to detect a side edge of a sheet being conveyed in the sheet conveyance path; a stopper on an upstream side of the detecting unit and configured to open/close so as to allow/prevent passage of the sheet and to position a leading edge of the sheet; a first conveying unit on an upstream side of the stopper, the first conveying unit including a pair of first rollers configured to come in contact with/ separate from each other; a second conveying unit on an upstream side of the first conveying unit, the second conveying unit including a pair of second rollers configured to come in contact with/separate from each other; and a horizontal movement unit configured to move the pair of first rollers in an axial direction based on a detection result output by the detecting unit.

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22-08-2013 дата публикации

Image forming apparatus

Номер: US20130214477A1
Автор: Yoshihisa Kamata

An image forming apparatus has a plurality of trays to store an index sheet provided with a tab at a predetermined position of the index sheet, a setting section to set first information concerning the index sheet stored in the tray for each of the plurality of trays, a receiving section to receive second information concerning an insertion of the index sheet in a job, and a controller to control an execution of the job and an operation of feeding the index sheet. The controller automatically selects the tray in the execution of the job based on the first information and the second information.

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12-09-2013 дата публикации

Automatic document feeding apparatus, image scanning apparatus, and image forming system

Номер: US20130236227A1
Автор: Hiroshi Hirako
Принадлежит: Ricoh Co Ltd

A CPU checks a detecting state of a document set sensor at a point when the trailing end of a document sheet is assumed to pass through a separating position at which the document sheet is separated by a separation roller, based on a document length determined based on a detecting output from an abutting sensor. If the document set sensor does not detect a document sheet, the CPU determines that the next document sheet is not present. If the document set sensor detects a document sheet, the CPU checks a detecting state of the document presence detecting sensor. If the document presence detecting sensor detects a document sheet, the CPU determines that the next document sheet is present.

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19-09-2013 дата публикации

Winding glass ribbon by tensioning interleaving material

Номер: US20130240656A1
Принадлежит: Corning Inc

A method of winding a glass ribbon ( 10 ), including: winding an interleaving material ( 20 ) and the glass ribbon together to produce a roll ( 40 ); and tensioning the interleaving material so as to control a roll inter-layer pressure. By controlling the roll inter-layer pressure, the roll can be formed with straight side walls. The tension in the interleaving material can be controlled so as to be greater than 0 and ≦0.25 pounds per linear inch of width of interleaving material. Also, there is provided an apparatus for winding glass ribbon together with interleaving material into a roll. The apparatus includes: an interleaving material supply path; a glass ribbon supply path; a roll winding mechanism ( 46 ); and a means ( 26 ) for applying tension to interleaving material traveling along the interleaving material supply path, as the interleaving material is wound into roll ( 40 ), so as to produce a pressure between the layers of the roll.

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19-09-2013 дата публикации

Sheet conveying device and image forming apparatus

Номер: US20130241141A1
Автор: Yuji Karikusa
Принадлежит: Ricoh Co Ltd

A sheet conveying device includes a shift unit. The shift unit includes a gate member configured to align a recording medium being conveyed thereto by causing a leading end of the recording medium to abut against the gate member so that part of the recording medium bends to form a curved portion; a pair of registration rollers configured to convey the recording medium aligned by the gate member at a predetermined timing, the pair of registration rollers including a driving roller and a driven roller, the driving roller having a rotating shaft coaxial with a rotational central shaft of the gate member; and a drive transmitting unit configured to transmit rotational drive from a drive unit to the driving roller, the drive transmitting unit being disposed on an end side of the rotating shaft of the driving roller.

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03-10-2013 дата публикации

Pneumatic sheet registration and clamping

Номер: US20130256972A1
Принадлежит: Xerox Corp

Disclosed is a pneumatic table for registering a substrate media sheet. The table including a media platen, a reversible air blower, a registration wall and a sheet biasing element. The media platen having a foraminous upper surface for received the sheet. The reversible air blower selectively generating at least one of a positive air flow and a negative airflow through the foraminous upper surface. The positive air flow forming a gaseous layer of air between the foraminous upper surface and the sheet. The negative airflow encouraging the sheet to remain fixed and engaged upon the foraminous upper surface. The registration wall extending along at least one edge of the foraminous upper surface. The sheet biasing element selectively applying a horizontal biasing force to the sheet encouraging movement of the sheet across the foraminous upper surface for engaging the sheet with the registration wall.

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03-10-2013 дата публикации

Sheet supply apparatus

Номер: US20130256977A1
Принадлежит: Brother Industries Ltd

An image recording apparatus includes a supply tray and a supply unit. The supply unit includes a supporting shaft, an arm configured to pivot around the supporting shaft, and, a first roller and a second roller which are provided in the arm. The first and second rollers are pressedly contacted with a sheet placed on the supply tray. The supply tray is provided with a contact portion. The contact portion includes a first contact portion facing to the first roller and second rollers, and a second contact portion disposed in an upstream side of the first contact portion in the supply direction. A friction coefficient of the second contact portion is smaller than that of the first contact portion. When the first and second rollers rotatingly moves on the sheet, a friction force is applied by the second contact portion to the sheet.

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03-10-2013 дата публикации

Sheet feed device and image forming apparatus

Номер: US20130256980A1
Автор: Tomoyasu Mizuno
Принадлежит: Canon Inc

A sheet feed device comprises: a second detection unit which detects a state of the detection switch unit whose state is switched due to the change of state of the sheet feed device; a signal conversion unit which converts a detection signal obtained in accordance with a state of the detection switch into a serial signal; a communication line which connects the first detection unit to the second detection unit; and a signal line configured to connect the first detection unit to the signal conversion unit, wherein when the sheet feed device is in a first state, the first detection unit receives information indicating the state detected by the second detection unit via the communication line, and thereby detects the change of state of the sheet feed device.

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03-10-2013 дата публикации

Banknote handling machine and banknote handling method

Номер: US20130256987A1
Автор: Hirokazu Goto, Isao Miki
Принадлежит: Glory Ltd

A banknote handling machine for handling banknotes including a windowed banknote that has a window capable of transmitting light formed at a predetermined position comprising: a transport path configured to transport a banknote; a window identification unit configured to judge whether the banknote being transported on the transport path is a windowed banknote; a transport path sensor, which is arranged in the transport path, configured to detect the banknote passing thereon; and a banknote presence/absence detection unit configured to judge a presence or an absence of the banknote associated with a detection signal from the transport path sensor. The banknote presence/absence detection unit performs a detection based on a detection result of the window identification unit.

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10-10-2013 дата публикации

Apparatus and method for controlling the transportation and the handling of sheet-like products

Номер: US20130264764A1
Автор: Roland Keller
Принадлежит: Ferag AG

The invention proposes a method and an installation for monitoring and/or controlling at least one handling apparatus for handling a multiplicity of preferably sheet-like products, in particular printed products, each product being assigned a reference ( 4 ). The installation comprises a transporting apparatus for transporting the multiplicity of products at a distance apart from one another along a transporting direction to at least one handling apparatus, or past the same, at least one detecting apparatus ( 1, 1′ ) at least for picking up references of the products and for communicating messages belonging to the references, and at least one processing unit ( 3 ) for processing the messages. In at least one delay device ( 5 ), a number of messages relating to references ( 4 ) from a plurality of products are combined to form a message group ( 6 ) and are communicated to the processing unit ( 3 ) via a communications medium ( 2 ) once a delay period ( 9 ) has elapsed.

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24-10-2013 дата публикации

Sheet conveyance device for conveying sheet

Номер: US20130277172A1
Автор: Tadahiro Sako
Принадлежит: Canon Inc

Side edge position detection processing includes adjustment of the light amount of light-emitting devices, a process of determining a threshold value for detecting the side edge position, and a process of reading out the side edge position. If a sensor is provided between a transfer roller pair and a registration roller pair as in conventional devices, sufficient processing time cannot be ensured. Therefore, the sensor is provided between the conveyance roller pair and the registration roller pair, and the light amount adjustment is executed before the registration roller pair that is being stopped for skew correction is driven. Further, the processes of determining the threshold and reading out the side edge position are executed after driving of the registration roller pair is resumed.

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31-10-2013 дата публикации

Method for initializing a rotary insert feeder for processing of inserts

Номер: US20130285306A1
Принадлежит: Bell and Howell LLC

The present application relates to techniques and equipment to manufacture mailpieces containing inserts. The equipment can be an inserter or an envelope wrapper that collects documents and inserts on a collating track before the material is inserted into an envelope by inserting equipment or wrapped with paper or film to make an envelope by wrapping equipment. More specifically, the present application relates to a rotary insert feeder that feeds inserts to a collating track on inserting or wrapping type equipment.

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31-10-2013 дата публикации

Sheet stacking apparatus, sheet processing apparatus and image forming apparatus

Номер: US20130285314A1
Автор: Naoto Tokuma
Принадлежит: Canon Inc

The invention provides a sheet stacking apparatus including a stacking tray whose stacking surface is inclined, a sheet presence/absence detecting sensor that detects presence and absence of a sheet on the stacking surface, an abutting member to which an end of the sheet on the stacking surface abuts, an alignment mechanism that aligns the sheet on the stacking surface widthwise by a pair of aligning members, and a control portion that controls the aligning mechanism. Determining presence of the sheet on the stacking tray from a detected result of the sheet presence/absence detecting sensor, the control portion aligns the sheet by setting a distance between aligning faces of the pair of aligning members as a first distance, and determining absence of the sheet, the control portion sets the distance between the aligning faces of the pair of aligning members as a second distance which is wider than the first distance.

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14-11-2013 дата публикации

Sheet conveyance device

Номер: US20130300057A1
Принадлежит: Komori Corp

A sheet conveyance device including first to third conveyance units, independent driving unit, device driving unit, and control unit. The first conveyance unit includes a first holder that holds one edge of a sheet, and conveys the sheet. The second conveyance unit includes a second holder that holds one edge of the sheet, and conveys the sheet. The third conveyance unit is supported to be swingable between a reception position at which it receives the sheet from the first conveyance unit, and a transfer position at which it transfers the sheet to the second conveyance unit. The third conveyance unit includes a third holder that holds the other edge of the sheet conveyed by the first conveyance unit, and conveys the sheet held by the third holder. The independent driving unit drives the first conveyance unit. The control unit adjusts the speed at which the sheet is conveyed.

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21-11-2013 дата публикации

Suction transport device and method for taking off a sheet from a sheet stack

Номер: US20130309058A1

The suction transport device for taking off a sheet from a sheet stack in a sheet running direction (BL) includes at least two revolving suction means ( 12, 14 ) which are mounted to be adjustable horizontally and transversally to the sheet running direction.

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05-12-2013 дата публикации

Method and apparatus for redirecting on-edge envelopes

Номер: US20130319819A1
Принадлежит: Pitney Bowes Inc

The invention can be used with an automated mail tray filling apparatus for taking envelopes from a vertical stacker output of an inserter machine and placing them in mail trays. A take-away feeder is positioned over the vertical stacker table and is arranged to withdraw individual envelopes from the vertical stack in a sideways direction. The envelope is then redirected in a downward direction by ejecting the envelope into an open space. A downward tamping mechanism positioned above the open space moves downward to push on a top edge of the free-floating envelope. A downward transport positioned beneath the open space receives and transports envelopes pushed downward by the downward tamping mechanism.

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05-12-2013 дата публикации

Printing medium conveying device and image forming apparatus

Номер: US20130320616A1
Автор: Toshihiro Nakagaki
Принадлежит: Ricoh Co Ltd

The present device includes a conveying path, a contact member coming in contact with the front of a printing medium to stop the conveyance of the medium, a hold member holding the front of the medium having contacted with the contact member, a first conveying unit conveying the medium so as to abut the contact member to form slack on the medium between itself and the hold member holding the medium, and a second conveying unit being provided nearer to the hold member than the first conveying unit in the conveying direction and conveying the medium so as to abut the contact member to form the slack. The second conveying unit is movable so that a part thereof existing on the side where the slack is formed on the medium in the conveying path is moved to the outside of the conveying path.

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19-12-2013 дата публикации

Decoloring device and function management method

Номер: US20130334760A1
Принадлежит: Toshiba Corp, Toshiba TEC Corp

When the presence or absence of a malfunction is respectively determined in a decoloring section or a separation device, and it is determined that either the decoloring section or the separation device is malfunctioning, only the other is executable.

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27-02-2014 дата публикации

Paper conveying apparatus, jam detection method, and computer-readable, non-transitory medium

Номер: US20140054840A1
Принадлежит: PFU Ltd

There are provided a paper conveying apparatus, a jam detection method and a computer-readable, non-transitory medium that can suppress erroneous detection of the occurrence of a jam by a sound due to the sound generated along with conveyance of the paper. The paper conveying apparatus includes a first sound signal generator for generating a first sound signal, at least a part of the first sound signal generator is provided near a separator, a second sound signal generator for generating a second sound signal, at least a part of the second sound signal generator is provided at least at one end of a conveyance path of the paper, and a sound jam detector for determining whether a jam has occurred based on the second sound signal according to a detection method, wherein the sound jam detector changes the detection method based on the first sound signal.

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06-03-2014 дата публикации

Sheet stacking device and image forming apparatus provided with same

Номер: US20140062002A1
Автор: Masaki Murashima
Принадлежит: Kyocera Document Solutions Inc

A sheet stacking device includes a device main body, a sheet discharge unit, a sheet stacking portion and a sheet detector. The sheet discharge unit discharges sheets. The sheet stacking portion includes a sheet stacking surface on which the sheets are to be stacked. The opening is formed in the sheet stacking surface. The sheet detector includes a detection piece capable of projecting upwardly of the sheet stacking surface from the opening. The sheet detector detects a first state, a second state and a third state. The first state is a state where no sheet is placed on the sheet stacking surface. The second state is a state where a first number of the sheets discharged are placed on the sheet stacking surface. The third state is a state where a second number of the sheets larger than the first number are placed on the sheet stacking surface.

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