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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 8027. Отображено 100.
05-01-2012 дата публикации

Image Forming Device

Номер: US20120001993A1
Автор: Katsuro MIURA
Принадлежит: Brother Industries Ltd

An image forming device, including: a housing having an opening; an opening and closing member rotatably supported by the housing between an opened state and a closed state, a pair of shaft parts respectively provided at lower portions of side walls of the opening and closing member; space formed under a lower edge of the opening and closing member; and a pair of shaft support members respectively provided on the housing, and wherein the pair of shaft support members respectively have shaft holes into which the pair of shaft parts are respectively inserted; each shaft support member has a fixed part and a deformable part having the shaft hole; and the deformable part is formed such that the lower edge part of the deformable part is positioned on a center side of the opening and closing member with respect to a position of the fixed part.

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26-01-2012 дата публикации

Printing device

Номер: US20120020716A1
Автор: Naoki Hashimoto
Принадлежит: Brother Industries Ltd

A printing device is provided with a printing unit configured to print an image on a sheet, a sheet discharge unit having a discharge tray and configured to discharge the sheet from the printing unit to the discharge tray, and a control unit configured to control the sheet discharge unit to execute a slow discharge process between two subsequent print jobs, the slow discharge process being a sheet discharge process in which sheet discharging ability of the sheet discharge unit is impaired.

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02-02-2012 дата публикации

Adjustable print media path system and method

Номер: US20120027493A1
Принадлежит: Brady Worldwide Inc

An adjustable print media path system and method are disclosed. In one form, the print media path system incorporates a frame and a guide member that is moveably coupled to the frame between a cartridge position and an external media position. Inserting print media into the receptacle moves the guide member between the external media position and the cartridge position, thereby adjusting the print media path.

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09-02-2012 дата публикации

Printer

Номер: US20120034010A1
Автор: Haruo Hasegawa
Принадлежит: Toshiba TEC Corp

Embodiments described herein are to a printer which includes a platen roller configured to be rotary-driven by a rotary drive source, and a transport roller provided at the upstream side of the platen roller in a paper feeding direction. The transport roller is configured to be rotary-driven by the rotary drive source. The printer further includes a pinch roller configured to be elastically urged against the transport roller. The pinch roller is configured to be rotary-driven by the rotary drive source.

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23-02-2012 дата публикации

Printing device

Номер: US20120045242A1
Автор: Akihiro Yamada
Принадлежит: Brother Industries Ltd

A printing device is provided with a printing unit configured to print images on sheets, a plurality of discharge trays configured to receive printed sheets, a detection unit configured to detect a switching instruction to switch among the plurality of discharge trays, and a discharge control unit. The discharge control unit stops a currently executed print job, selects one of following print jobs which does not designate a currently used discharge tray, and switches the discharge trays such that a discharge tray other than the currently used discharge tray as a selected discharge tray to be used, starts the selected one of following print job using the selected discharge tray, when the detection unit detects the switching instruction.

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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

Inkjet recording apparatus and inkjet recording method

Номер: US20120069111A1
Принадлежит: Toshiba Corp, Toshiba TEC Corp

According to one embodiment, an inkjet recording apparatus includes a holding roller, a holding device, an image forming device, a reversing device, and a controller. The holding roller holds a recording medium. The holding device presses the recording medium and holds the recording medium on the surface of the holding roller. The controller performs control to press the recording medium against the holding roller with first pressing force if the image forming device forms an image on a first surface of the recording medium and press the recording medium against the holding roller with second pressing force smaller than the first pressing force if the image forming device forms an image on a second surface of the recording medium after the image is formed on the first surface of the recording medium and the recording medium is reversed by the reversing device.

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22-03-2012 дата публикации

Image forming apparatus, medium processing apparatus, and image forming method

Номер: US20120069113A1
Принадлежит: Toshiba Corp, Toshiba TEC Corp

According to one embodiment, an image forming apparatus includes a retaining roller, a triboelectric charging device, and an inkjet head. The retaining roller includes a first charging section including a first dielectric and a second charging section including a second dielectric, which have different triboelectric charging characteristics, alternately on the surface of the retaining roller, retains a recording medium on the surface, and rotates. The triboelectric charging device charges the surface of the retaining roller by friction. The inkjet head forms an image on the recording medium retained on the surface of the retaining roller.

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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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05-04-2012 дата публикации

Transport adjustment method, transport adjustment system, and transport adjustment program

Номер: US20120081447A1
Принадлежит: Seiko Epson Corp

A transport adjustment method of adjusting transport of an image forming apparatus which includes a transport roller that transports a medium in a sub-scanning direction and a plurality of nozzles lining up in the sub-scanning direction and repeats the transport and main scanning of moving the plurality of nozzles in a main scanning direction, for each angle section formed by dividing one revolution of the transport roller into a plurality of angle sections, the method including: printing, by forming a ruled line by the main scanning every time the transport corresponding to the angle section is carried out, a test pattern in which a plurality of ruled lines is arranged; detecting an arrangement interval of the printed ruled lines; and adjusting the transport corresponding to the same angle section on the basis of the average value of a plurality of arrangement intervals corresponding to the same angle section.

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05-04-2012 дата публикации

Test pattern forming method, transport adjusting method, and image forming apparatus

Номер: US20120081450A1
Принадлежит: Seiko Epson Corp

A test pattern forming method is used in adjustment transport of an image forming apparatus, by the image forming apparatus which includes transport rollers transporting a medium in the sub-scanning direction and a plurality of nozzles arranged in the sub-scanning direction and repeats the transport and main scanning for moving the plurality of nozzles in the main scanning direction. The method includes forming a plurality of first patterns using a first nozzle among the plurality of nozzles, and forming a plurality of second patterns using a second nozzle among the plurality of nozzles. The plurality of first patterns is formed by repetitive transport of the medium by a first intermittent transport. The plurality of second patterns is formed by repetitive transport of the medium by a second intermittent transport. The acceleration of the first intermittent transport is more gradual than the acceleration of the second intermittent transport.

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19-04-2012 дата публикации

Encoder for a printer and method

Номер: US20120092406A1
Автор: Alex Veis, Yuval Dim

In one implementation, an encoder assembly for a printer includes: an encoder scale having indicators thereon for determining a printing parameter; an encoder sensor for sensing indicators on the scale; and a mechanism configured to alternately attach an encoder part (either the scale or the sensor) to the substrate and detach the encoder part from the substrate. In another implementation, a method includes: attaching an encoder part to a print substrate, the encoder part being either an encoder scale or an encoder sensor; the sensor sensing indicators on the scale while advancing the substrate with the encoder part attached; and detaching the encoder part from the substrate.

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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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31-05-2012 дата публикации

Transferred medium

Номер: US20120133717A1
Автор: Sanshiro Takeshita
Принадлежит: Seiko Epson Corp

A transferred medium is provided. In one exemplary embodiment a transferred medium includes a projection part projected in a transferring direction of the transferred medium from a front end part of the medium such that the projection part traverses the front end part of the medium. The thickness of a part of the projection part can be configured to be greater than the thickness of the front end part, the width of the projection part in a direction perpendicular to the transferring direction can be narrower than the width of the front part in that same direction, and the urging force by the urging member can act on the projection part and the front end part during transfer of the transferred medium. A recording apparatus system that includes a transferred medium is also provided, as arc other embodiments of a transferred medium.

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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

Inkjet recording apparatus

Номер: US20120162302A1
Автор: Tomoya OGUCHI, Yusuke Arai
Принадлежит: Brother Industries Ltd

An inkjet recording device includes a tray receives a recording medium. A tray guide is movable between a first position and a second position. A first sensor outputs a first signal indicative of the position of the tray guide. A recording portion records an image on the recording medium. A cleaning mechanism cleans the recording portion. A first conveyor portion conveys the tray. A first drive source rotates in a forward direction of rotation and a reverse direction of rotation. A power transmitting portion transmits a force generated by the first drive source to both the cleaning mechanism and the first conveyor portion. A control section drives the first drive source in the forward direction of rotation using a first predetermined amount if the control section determined that the first sensor has detected that the tray guide is not in the second position under the cleaning operation.

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26-07-2012 дата публикации

Method and inkjet printer with automatic compensation of the thickness of a printable substrate

Номер: US20120188302A1
Автор: Maurizio Zanelli
Принадлежит: Topconsulting SAGL

The inkjet printer ( 10 ) includes a carriage for holding a substrate (T) to be printed, movably supported along a printing path. The carriage comprises a slidable tray having lateral edges ( 31′ ) defining a reference printing plane, and a vertically movable support table ( 32 ) for the substrate (T) and a lifting device ( 33 ) conformed to move the support table ( 32 ) between an upper position above the lateral edges ( 31′ ) of the tray ( 17 ) for positioning and removing the substrate (T), and a lowered position beneath the lateral edges ( 31′ ) of the tray ( 17 ), in which the support table ( 32 ) and the substrate (T) are urged against a stop frame ( 18 ) removably connectable to the tray ( 17 ) to keep z printable surface of the substrate (T) in a printing plane defined by the lateral edges ( 31′ ) of the tray ( 17 ).

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26-07-2012 дата публикации

Conveying device and image forming apparatus

Номер: US20120188318A1
Автор: Jun Yamanobe
Принадлежит: Fujifilm Corp

A conveying device comprising a conveying body that conveys a recording medium; and a press roller comprising a large diameter portion that is formed at an axial direction central portion of the press roller and makes contact with the conveying body, and small diameter portions formed at both axial direction sides of the large diameter portion with a smaller diameter than the large diameter portion. Only a width direction central portion of the recording medium is pressed against the conveying body by the large diameter portion.

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06-09-2012 дата публикации

Recording Apparatus

Номер: US20120223475A1
Принадлежит: Seiko Epson Corp

A recording apparatus includes a supply holding section that holds paper, which is supplied to a printing section, in an overlapping manner; a paper discharging roller that discharges the paper from the printing section; a discharge holding section that holds the paper, which are discharged from the paper discharging roller, in an overlapping manner, and is installed movably to the supply holding section, in an overlapping manner; and a moving unit that is moved to move the discharge holding section to the supply holding section so as to widen a difference of a height between the discharge holding section and the paper discharging roller according to a decrease of a holding amount of the paper in the supply holding section.

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06-09-2012 дата публикации

Printer and Printer Control Method

Номер: US20120224202A1
Автор: Atsushi Sakai, Yuichi Ito
Принадлежит: Seiko Epson Corp

A print data conversion area can be created to reflect that all printed slips are not the same size. A printer includes a conveyance unit that conveys checks with one edge following a guide extending in the conveyance direction, a length detection unit that detects the length of the conveyed check in the conveyance direction, and a conversion area formation unit that creates a print data conversion area to which print data for the entire image to be recorded on the check is written. The conversion area formation unit determines the range of the conversion area with reference to a position corresponding to a particular position on the check using the detected length of the check in the conveyance direction.

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03-01-2013 дата публикации

Printer

Номер: US20130002778A1
Принадлежит: Hewlett Packard Development Co LP

Printer, comprising a media path that in one embodiment is arranged so that a print height is lower than a highest point of the media path.

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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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07-02-2013 дата публикации

Image Recording Apparatus

Номер: US20130033715A1
Принадлежит: Brother Industries Ltd

An image recording apparatus includes: a recording portion; a sheet conveyor; a detector; and a controller configured to control the sheet conveyor to stop a first-attribute sheet in a state in which the sheet conveyor is nipping the first-attribute sheet when the detector has detected that the first-attribute sheet reaches an first-attribute-sheet stopping position; and to control the sheet conveyor to stop a second-attribute sheet in a state in which the sheet conveyor is nipping the second-attribute sheet when the detector has detected that the second-attribute sheet reaches an second-attribute-sheet stopping position which is located on an upstream side of the first-attribute-sheet stopping position in the conveying direction.

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14-03-2013 дата публикации

Digital sheet-fed printing method

Номер: US20130061770A1
Принадлежит: Miyakoshi Printing Machinery Co Ltd

A digital sheet-fed printing method includes providing one cycle of printing to print on a series of sheets of paper whose number is equal to the least common multiple of respective numbers of allocated positions; producing a reference signal on the basis of which an image in each color is printed on the sheet of paper; detecting with an image detection sensor means a mutual out of register between images in different colors printed on each sheet of paper in the series, furnishing the printing control means with a detection signal for each sheet of paper from the image detection sensor, and correcting the timing at which each image is printed on each sheet of paper in one cycle of printing so that timings to print the images in different colors on each sheet of paper coincide with one another; and printing images in the different colors.

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18-04-2013 дата публикации

Printing control method applied to printing apparatus and related printing apparatus

Номер: US20130094889A1
Автор: Ting-Yuan Cheng
Принадлежит: Individual

A method of controlling a printing apparatus is provided. The method is utilized for printing on a plurality of print media, and there are intervals between the print media. The method determines a starting reference point for printing on a print medium. The method includes generating a predicted interval position according to a interval reference position and an period average corresponding to an average width of a single print medium and an average width of a single interval; calculating a difference between a measured interval position and the predicted interval position; generating an error compensation value according to a compensation operation and updating the reference interval position by adjusting the reference interval position according to the error compensation value if the difference value is not greater than a threshold value; and controlling the printing apparatus to print by updating the predicted interval position according to the updated reference interval position.

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16-05-2013 дата публикации

Method of and apparatus for personalising a series of portable objects

Номер: US20130120515A1
Принадлежит: Datacard Corp

Embodiments of the invention provide a method of and apparatus for graphically marking a series of portable objects, such as a card, each portable object being graphically marked on a respective zone by a respective marking device, wherein the marking devices are configured to perform the same marking operation simultaneously on a plurality of portable objects.

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27-06-2013 дата публикации

INKJET RECORDING APPARATUS

Номер: US20130162742A1
Принадлежит: FUJIFILM Corporation

An aspect of the present invention provides an inkjet recording apparatus, including: a conveyance device which has a moving suctioning surface and which conveys a cut sheet medium by suctioning the medium on the suctioning surface, a concavoconvex pattern being formed in the suctioning surface by arranging recess sections regularly in the suctioning surface, and suction holes each having an opening smaller than a size of openings of the recess sections being formed inside the recess sections; and a recording head which forms an image by ejecting ink by an inkjet method onto a surface of the medium which is conveyed by the conveyance device. According to the aspect, it is possible to prevent floating and wrinkling of the medium during conveyance, and an image of high quality can be recorded. 1. An inkjet recording apparatus , comprising:a conveyance device which has a moving suctioning surface and which conveys a cut sheet medium (P) by suctioning the medium on the suctioning surface, a concavoconvex pattern being formed in the suctioning surface by arranging recess sections regularly in the suctioning surface, and suction holes each having an opening smaller than a size of openings of the recess sections being formed inside the recess sections; anda recording head which forms an image by ejecting ink by an inkjet method onto a surface of the medium which is conveyed by the conveyance device.2. The inkjet recording apparatus as defined in claim 1 , wherein the concavoconvex pattern is formed in the suctioning surface by arranging the recess sections in front/rear and left/right in a conveyance direction of the medium.3. The inkjet recording apparatus as defined in claim 1 , wherein suction holes are also formed in projecting sections of the suctioning surface.4. The inkjet recording apparatus as defined in claim 1 , wherein a grid-shaped concavoconvex pattern is formed in the suctioning surface by arranging rectangular recess sections uniformly in front/rear and ...

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04-07-2013 дата публикации

MEDIA CONVEYANCE DEVICE AND PRINTING DEVICE

Номер: US20130169725A1
Принадлежит: SEIKO EPSON CORPORATION

A printing device has a guide roller that guides a print medium in a conveyance direction; an intersect roller pair that holds the print medium guided by the guide roller between a first roller that rotates on an axis of rotation in the conveyance direction of the print medium and a second roller that rotates on an axis of rotation that intersects the axis of rotation of the first roller; a conveyance roller pair that conveys the print medium held by the intersect roller pair in the conveyance direction by a conveyance drive roller driven by a drive means and a conveyance follower roller that rotates with the conveyance drive roller; and a print unit that prints on the print medium conveyed by the conveyance roller pair. 1. A printing device comprising:a guide roller that guides a print medium in a conveyance direction;an intersect roller pair that holds the print medium guided by the guide roller between a first roller that rotates on an axis of rotation in the conveyance direction of the print medium and a second roller that rotates on an axis of rotation that intersects the axis of rotation of the first roller;a conveyance roller pair that conveys the print medium held by the intersect roller pair in the conveyance direction by a conveyance drive roller driven by a drive mechanism and a conveyance follower roller that rotates with the conveyance drive roller; anda print unit that prints on the print medium conveyed by the conveyance roller pair.2. The printing device described in claim 1 , further comprising:a guide that guides one edge of the print medium in the conveyance direction.3. The printing device described in claim 2 , wherein:the conveyance roller pair is disposed substantially in a center of the print medium width perpendicular to the conveyance direction; andthe intersect roller pair is disposed on a side of the opposite edge of the print medium as the one edge in the conveyance direction.4. The printing device described in claim 1 , further ...

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01-08-2013 дата публикации

IMAGE FORMING APPARATUS INCLUDING SKEW CORRECTION MECHANISM, CONTROL METHOD THEREFOR, MEDIUM

Номер: US20130193638A1
Автор: Moriya Masaaki
Принадлежит: CANON KABUSHIKI KAISHA

An image forming apparatus that can detect a leading edge of a tabbed sheet after skew correction with high accuracy and without increasing a size of the apparatus. A transfer unit transfers a toner image to the sheet, the skew of which having been corrected based on a detection result of a first skew detection unit, while the toner image is controlled to be synchronized with the sheet based on the detection result of the first skew detection unit and a detection result of a second skew detection unit. 1. An image forming apparatus comprising:a first conveying unit configured to convey a sheet;a first skew detection unit configured to detect a skew amount of a side edge of the sheet conveyed by said first conveying unit and a skew direction thereof;a second skew detection unit configured to detect a skew amount of a leading edge of the sheet conveyed by said first conveying unit and a skew direction thereof;a skew correction unit configured to correct skew of the sheet based on a detection result of said first skew detection unit;a second conveying unit configured to convey the sheet the skew of which has been corrected by said skew correction unit;a transfer unit configured to transfer a toner image to the sheet the skew of which has been corrected;a leading edge position determination unit configured to preliminarily determine, before the skew correction by said skew correction unit is completed, a leading edge position of the sheet with the skew thereof corrected by said skew correction unit, based on the detection result of said first skew detection unit and a detection result of said second skew detection unit, anda control unit configured to control said second conveying unit so that the toner image is transferred on a predetermined position of the sheet conveyed by said second conveying unit based on a determination result of said leading edge position determination unit.2. An image forming apparatus according to claim 1 ,wherein said second skew detection ...

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01-08-2013 дата публикации

CONVEYING DEVICE AND PRINTING APPARATUS

Номер: US20130194341A1
Принадлежит: CANON KABUSHIKI KAISHA

Provided are an image scanning device that can prevent a rise in the temperature and overloading or overheating of a conveying motor during continuous conveying of document sheets, and a conveying device that includes the image scanning device. According to the present invention, the temperature of a drive motor and the temperature of the periphery of the drive motor are predicted, and based on the predicted values, the conveying mode is selected. 1. A conveying device , for conveying a document sheet using a motor ,wherein a temperature of the motor or a periphery of the motor is predicted by performing an addition or a subtraction using a parameter relevant to an operating state of the motor, and cumulative revolutions of the motor for a predetermined period of time; andwherein based on a value of the thus predicted temperature, an operating mode is switched between a normal mode and a temperature rise inhibiting mode.2. The conveying device according to claim 1 , wherein addition or subtraction of the parameter is performed for each interval of the predetermined period of time.3. The conveying device according to claim 1 , wherein the maximum conveying speed in the temperature rise inhibiting mode is almost equal to a conveying speed in the normal mode.4. The conveying device according to claim 1 , wherein switching between the temperature rise inhibiting mode and the normal mode is performed during conveying a set of document sheets.5. The conveying device according to claim 1 , wherein a threshold value used for shifting the operating mode to the temperature rise inhibiting mode is greater than a threshold value used for shifting the operating mode to the normal mode.6. The conveying device according to claim 2 , wherein the interval of the predetermined period to perform the addition or subtraction is longer than a period required for accelerating or decelerating the motor.7. The conveying device according to claim 1 , wherein rotation of the motor is detected ...

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22-08-2013 дата публикации

LIQUID EJECTING APPARATUS AND SENSOR SENSITIVITY SETTING METHOD IN LIQUID EJECTING APPARATUS

Номер: US20130215182A1
Автор: YATSUNAMI Tetsuji
Принадлежит: SEIKO EPSON CORPORATION

This is to provide a liquid ejecting apparatus and a sensor sensitivity setting method in a liquid ejecting apparatus making it possible to keep low any fluctuations in the reflectance of a reflecting part used to measure the sensitivity of an optical sensor provided to a carriage, and to enhance the accuracy of measurement sensitivity, thus making it possible to ensure the required sensitivity even in spite of progressive deterioration of the optical sensor. 1. A liquid ejecting apparatus , characterized in being provided with:a carriage that has a liquid ejecting head for ejecting a liquid toward a medium, and moves reciprocatingly in a movement direction that intersects with a conveyance direction of the medium;an optical sensor which is provided to the carriage and has a light-emitting unit capable of irradiating light toward the medium and a light-receiving unit for receiving reflected light of the light and outputting an output value corresponding to an amount of light received;a reflecting part that is used to measure a sensitivity of the optical sensor;an openable and closable cover part for covering the reflecting part; andan open/close drive unit for opening/closing the cover part;wherein:the cover part can be opened by the open/close drive unit, the carriage being arranged at a position where the optical sensor is made to face the reflecting part.2. The liquid ejecting apparatus as in claim 1 , whereinthe open/close drive unit is provided with an engaged part with which the carriage can engage while in the process of moving, as well as with an urging unit for urging the cover part in a closing direction, and is configured so as to resist an urging force of the urging unit and move the cover part in an opening direction, powered by a force from when the carriage presses on the engaged part.3. The liquid ejecting apparatus as in claim 1 , whereinthe open/close drive unit is provided with a power source for outputting power for opening/closing the cover part ...

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29-08-2013 дата публикации

IMAGE FORMING APPARATUS, SHEET FEED CONTROL METHOD, AND STORAGE MEDIUM

Номер: US20130221599A1
Автор: Miyahara Nobuaki
Принадлежит: CANON KABUSHIKI KAISHA

An image forming apparatus capable of printing a non-standard size image on a sheet of a size as desired by the user as possible, and preventing stoppage of printing the image even when there is no sheet of the size desired by the user in a sheet feeder. When image data is for a non-standard size, if there is a sheet feeder accommodating recording sheets of which vertical and lateral lengths corresponding to vertical and lateral lengths represented by the image data are designated, a control unit feeds the sheets from the sheet feeding cassette. If there is no such a sheet feeder, the control unit feeds recording sheets of a free size from a manual feed tray accommodating the recording sheets of the free size. 1. An image forming apparatus for performing a job for feeding a recording sheet from one of a plurality of sheet storage units and forming an image on the fed recording sheet , the image forming apparatus comprising:a first designation unit configured to designate;vertical and lateral lengths of recording sheets for a sheet storage unit included in the plurality of sheet storage units;a second designation unit configured to designate a predetermined size without designating vertical and lateral lengths of a recording sheet for a sheet storage unit included in the plurality of sheet storage units;anda sheet feed control unit configured to control to change, in a case where amount of sheets stored in a first sheet storage unit, for which vertical and lateral lengths are designated by the first designation unit, reaches a predetermined amount while a job is performed using the first sheet storage unit, a sheet feeding source from the first sheet storage unit to another sheet storage unit, and control not to change, in a case where amount of sheets stored in a second sheet storage unit, for which the predetermined size is designated by the second designation unit, reaches a predetermined amount while a job is performed using the second sheet storage unit, a sheet ...

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29-08-2013 дата публикации

PAPER SHEET CONVEYANCE DEVICE FOR CONVEYING PAPER SHEET TO IMAGE FORMING SECTION AND IMAGE FORMING APPARATUS HAVING PAPER SHEET CONVEYANCE DEVICE FOR CONVEYING PAPER SHEET TO IMAGE FORMING SECTION

Номер: US20130221613A1
Автор: KOIKE Masato

A paper sheet conveyance device for conveying a paper sheet to an image forming apparatus includes a corrugation roller for imparting corrugation onto both the left and right sides of a paper sheet, onto which an image has not been formed, with respect to a conveyance direction, by forming a curved portion along the conveyance direction. 112-. (canceled)13. A paper sheet conveyance device for conveying a paper sheet to an image forming section of an image forming apparatus comprising:a driving roller comprising a plurality of driving roller bodies provided upstream of the image forming section with respect to a conveyance direction of the paper sheet; anda driven roller comprising a driven roller body and two corrugation roller bodies provided so that each of the driven roller and the two corrugation roller bodies faces each of the plurality of driving roller bodies so as to convey the paper sheet by nipping the paper sheet between the driving roller body and the driven roller body, and between the driving roller bodies and the two corrugation roller bodies,wherein each of the corrugation roller bodies are provided at positions corresponding to both side portions of the paper sheet with respect to the conveyance direction and the driven roller body is provided at a position between the two corrugation roller bodies,wherein each of the two corrugation roller bodies comprises nipping section which holds the paper sheet between it and the driving roller body and corrugation imparting section protruding from an outer periphery of the nipping section and the corrugation imparting section is structured so as to have a larger diameter than that of the nipping section,wherein the corrugation roller imparting section imparts corrugation at end portions of the both sides of the paper sheet; andwherein said corrugation roller bodies are supported to be movable along an axis direction of said corrugation roller bodies while each of said corrugation imparting section is biased ...

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29-08-2013 дата публикации

IMAGE FORMING APPARATUS

Номер: US20130222457A1
Принадлежит: RICOH COMPANY, LTD.

An image forming apparatus includes a medium that is a long roll wound around a core member; a feeding unit configured to feed the medium; an image forming unit configured to form an image on the medium; a fixed roll end detecting unit configured to detect an end of the medium whose end is fixed to the core member; a determining unit configured to determine whether to stop, for a time period, the medium on which the image has been formed by the image forming unit, when the fixed roll end detecting unit detects the end of the medium; and a control unit configured to stop an operation of the feeding unit when the determining unit determines to stop the medium for the time period, and to cause the feeding unit to perform an operation of winding back the medium when the time period has elapsed. 1. An image forming apparatus comprising:a roll type medium including a long medium that is wound around a core member as a roll;a feeding unit configured to feed the roll type medium;an image forming unit configured to form an image on the roll type medium;a fixed roll end detecting unit configured to detect an end of the roll type medium whose end is fixed to the core member;a determining unit configured to determine whether to stop, for a predetermined time period, the roll type medium on which the image has been formed by the image forming unit, when the fixed roll end detecting unit detects the end of the roll type medium; anda control unit configured to stop an operation of the feeding unit when the determining unit determines to stop the roll type medium for the predetermined time period, and to cause the feeding unit to perform an operation of winding back the roll type medium when the predetermined time period has elapsed.2. The image forming apparatus according to claim 1 , further comprising:a cutting unit configured to perform a cutting operation of cutting the roll type medium, whereinthe cutting unit cuts the roll type medium when the predetermined time period has ...

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29-08-2013 дата публикации

Liquid ejecting apparatus and method for detecting medium edge position in liquid ejecting apparatus

Номер: US20130222458A1
Автор: Tetsuji Yatsunami
Принадлежит: Seiko Epson Corp

To provide a liquid ejecting apparatus and a method for detecting a medium edge position in a liquid ejecting apparatus, whereby the position of an edge of a medium can be detected while also avoiding an event where a protrusion present in a region targeted for detection by an optical sensor is erroneously detected as being the medium, a carriage is moved so as to traverse a sheet of paper in the width direction, and a determination is made as to whether or not an output voltage of a sheet width sensor provided to the carriage has crossed over a first threshold value.

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29-08-2013 дата публикации

DATA PROCESSING METHOD OF PRINTING APPARATUS AND THE PRINTING APPARATUS

Номер: US20130222459A1
Принадлежит: DAINIPPON SCREEN MFG. CO., LTD.

Provided is a data processing method of a printing apparatus for printing a multi-color image on a printing medium by each of printing heads for at least two colors while transporting the printing medium relative to the printing heads in a paper-feed direction. The method includes a skew detecting step of detecting a degree of skew of the printing medium; a correction printing-data generating step of shifting print data from a printing unit for performing printing in a direction orthogonal to the paper-feed direction in accordance with the degree of skew to generate correction printing-data, the printing unit having a first printing head disposed upstream in the paper-feed direction and a second printing head spaced away from the first printing head downstream in the paper-feed direction; and a printing step of performing printing on the printing medium with the printing unit in accordance with the correction printing-data. 1. A data processing method of a printing apparatus for printing a multi-color image on a printing medium by each of printing heads for at least two colors while transporting the printing medium relative to the printing heads in a paper-feed direction , the method comprising:a skew detecting step of detecting a degree of skew of the printing medium;a correction printing-data generating step of shifting print data from a printing unit for performing printing in a direction orthogonal with respect to the paper-feed direction in accordance with the degree of skew to generate correction printing-data, the printing unit having a first printing head disposed at an upstream end in the paper-feed direction and a second printing head spaced away from the first printing head in a downstream end in the paper-feed direction; anda printing step of performing printing on the printing medium with the printing unit in accordance with the correction printing-data.2. The data processing method of the printing apparatus according to claim 1 , whereinin the ...

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29-08-2013 дата публикации

SHEET FEEDER AND IMAGE FORMING APPARATUS

Номер: US20130222505A1
Принадлежит: CANON KABUSHIKI KAISHA

The present invention provides a sheet feeder, including: a support member which can be rotated around a pivot at upstream side thereof in a sheet feeding direction and supports sheets; a driving unit rotating the support member upwardly; a feeding portion feeding the sheets; a first detection unit detecting the sheets on the support member at a first detection position above the support member; a second detection unit detecting the sheets on the support member at a second detection position located at upstream of the first detection position and below the first detection position; and a stacking amount determining portion determining a stacking amount of the sheets on the support member, based on a period of time between a time when the second detection unit detects the sheets and a time when the first detection unit detects the sheets while the support member is upwardly rotated by the driving unit. 1. A sheet feeder , comprising:a support member which can be rotated around a pivot at upstream side thereof in a sheet feeding direction and supports sheets;a driving unit which rotates the support member upwardly;a feeding portion which feeds the sheets on the support member;a first detection unit which detects the sheets on the support member at a first detection position above the support member;a second detection unit which detects the sheets on the support member at a second detection position located at upstream of the first detection position in the sheet feeding direction and below the first detection position; anda stacking amount determining portion determining a stacking amount of the sheets on the support member, based on a period of time between a time when the second detection unit detects the sheets and a time when the first detection unit detects the sheets while the support member is upwardly rotated by the driving unit.2. A sheet feeder according to claim 1 , wherein:the first detection unit is an upper surface detection sensor which detects a ...

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12-09-2013 дата публикации

METHOD OF CONTROLLING PRINTING IN A PRINTER, AND A PRINTER

Номер: US20130235109A1
Автор: Nakamaki Motohiro
Принадлежит: SEIKO EPSON CORPORATION

A printer enables setting roll paper in a center-referenced position based on received paper width information, and printing correctly to the printing area of the paper set to the centered position. When the paper width of the paper used for printing is not contained in the received data, the printer sets the paper width of the paper for printing to the maximum paper width. The distance L from the edge of the transportation path to the start printing position of the inkjet head also set to L=Lm (where Lm is the size of the margin on the paper). When the paper width is contained in the received data, the position where the paper is set is the center reference, and the received paper width is set as the paper width of the paper used for printing. 19-. (canceled)10. A printing control method comprising:receiving data from a host device;when paper width information which indicates a width of the paper is received from the host device, printing the data on a paper from a first position based on at least a width of a transportation path of the paper in a paper width direction and the width of the paper; andwhen the paper width information is not received from the host device, printing the data on the paper from a second position based on a margin on one side end of the paper in the paper width direction.11. The printing control method described in claim 10 , whereinthe first position is a distance ½La−½Lb+Lm from one side end of the transportation path in the paper width direction,the second position is a distance Lm from one side end of the transportation path in the paper width direction,where La is a width of the transportation path in the paper width direction, Lb is the width of the paper, and Lm is the margin on one side end of the paper.12. The printing control method described in claim 11 , wherein the one side end of the paper is a left side end of the paper in the paper width direction.14. The printing control method described in claim 10 , wherein the first ...

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19-09-2013 дата публикации

SHEET TRANSPORT DEVICE AND IMAGE FORMING DEVICE

Номер: US20130240593A1
Автор: Maeyama Yuichiro
Принадлежит: RICOH COMPANY, LTD.

A sheet transport device includes: a sheet transporting unit that transports a sheet; a sheet guiding member that is divided into plural member portions and guides the sheet transported from the sheet transporting unit; and a common locating member that is arranged on sides of the sheet guiding member which sandwich the member portions of the sheet guiding member, and collectively locates and holds the member portions of the sheet guiding member. 1. A sheet transport device comprising:a sheet transporting unit that transports a sheet;a sheet guiding member that is divided into plural member portions and guides the sheet transported from the sheet transporting unit; anda common locating member that is arranged on sides of the sheet guiding member which sandwich the member portions of the sheet guiding member, and collectively locates and holds the member portions of the sheet guiding member.2. The sheet transport device according to claim 1 , further comprising a holding unit to hold end portions of the locating member in a longitudinal direction of the locating member on a device frame.3. The sheet transport device according to claim 2 , wherein the sheet transporting unit comprises a first rotational unit rotatably fixed to the device frame and a second rotational unit arranged to contact and pressurize the first rotational unit and follow rotation of the first rotational unit claim 2 ,wherein the sheet transport device further comprises a position correction unit which connects the locating member and the first rotational unit and corrects a positional deviation of the locating member due to pressurization of the second rotational unit.4. The sheet transport device according to claim 3 , wherein the position correction unit is disposed in a vicinity of a portion of the device frame where the locating member is held on the device frame.5. The sheet transport device according to claim 2 , wherein each member portion of the sheet guiding member includes a portion to ...

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19-09-2013 дата публикации

SHEET FEEDING DEVICE CAPABLE OF SKEW CORRECTION AND IMAGE FORMING APPARATUS INCLUDING THE SAME

Номер: US20130241134A1
Принадлежит:

An image forming apparatus includes a sheet feeding device that corrects skew of a sheet before feeding the sheet to a transfer position for image formation. The sheet feeding device comprises a driver, a feeder roller unit provided with a feeder roller rotationally driven by the driver and a separation roller, and two resist roller units each provided with a primary and a secondary resist roller. The resist roller units cause formation of a loop in the sheet between the resist roller units and the feeder roller unit during skew correction. When viewed in a direction of a rotational axis of the feeder roller, the first resist rollers and the feeder roller overlap at least partially, and the pressing member and the second resist rollers do not overlap. The first resist rollers and the feeder roller occupy different positions with respect to the direction of the rotational axis. 1. An image forming apparatus for forming an image , including a sheet feeding device that corrects skew of a sheet before feeding the sheet to a transfer position of a toner image for image formation , the sheet feeding device comprising:a driver;a feeder roller unit provided with a feeder roller that is rotationally driven by the driver, and a pressing member that presses against a circumferential surface of the feeder roller forming a first nip; andat least two resist roller units that cause formation of a loop in the sheet between the resist roller units and the feeder roller unit during skew correction, each resist roller unit provided with a first resist roller and a second resist roller that press against one another forming a second nip, whereinthe first resist roller and the feeder roller are positioned so that (i) when viewed in a direction of a rotational axis of the feeder roller, the first resist roller and the feeder roller overlap at least partially, and (ii) the first resist roller and the feeder roller occupy different positions with respect to the direction of the rotational ...

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19-09-2013 дата публикации

DEVICE FOR CORRECTING AN EDGE PORTION OF A SHEET MATERIAL AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Номер: US20130241146A1
Принадлежит:

Disclosed is a device for correcting an edge portion of a sheet material, including a first roller provided in a sheet material conveying path, a second roller including a center shaft and side rollers provided at both sides thereof, the center shaft having an outer diameter less than a minimum diameter of the side rollers, each of the side rollers having an outer diameter increasing from a center side to an outer side thereof, and a pressing unit configured to cause the second roller to bend toward the first roller to press the side rollers of the second roller against the first roller. 1. A device for correcting an edge portion of a sheet material , comprising:a first roller provided in a sheet material conveying path;a second roller including a center shaft and side rollers provided at both sides thereof, the center shaft having an outer diameter less than a minimum diameter of the side rollers, each of the side rollers having an outer diameter increasing from a center side to an outer side thereof; anda pressing unit configured to bend the second roller toward the first roller to press the side rollers of the second roller against the first roller.2. The device for correcting an edge portion of a sheet material as claimed in claim 1 , wherein each of the side rollers has a width capable of pressing edge portions of sheet materials with different lengths in a direction orthogonal to a sheet material conveying direction and the edge portions are parallel to the conveying direction.3. The device for correcting an edge portion of a sheet material as claimed in claim 1 , wherein a difference between a maximum radius and a minimum radius of each of the side rollers is less than or equal to a thickness of a sheet material and a difference between a radius of the center shaft and a minimum radius of each of the side rollers is greater than the thickness of the sheet material claim 1 , and wherein when a sheet material having a length largest in a direction orthogonal to ...

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26-09-2013 дата публикации

SHEET CONVEYANCE APPARATUS AND IMAGE FORMING SYSTEM

Номер: US20130249166A1
Принадлежит: CANON KABUSHIKI KAISHA

A sheet conveyance apparatus includes a shift unit which includes a conveyance roller pair capable of being placed in a contact state and a separation state and configured to convey sheets having an overlapping portion where a rear end portion of a preceding sheet and a front end portion of a following sheet overlap each other. The shift unit is movable in a widthwise direction while conveying the sheets by the conveyance roller pair. The sheet conveyance apparatus moves the shift unit in the widthwise direction when it is determined that the overlapping portion of the sheets has reached the conveyance roller pair. 1. A sheet conveyance apparatus comprising:a conveyance roller pair configured to be movable in a widthwise direction orthogonal to a sheet conveyance direction while conveying sheets in a state in which an upstream end portion in the sheet conveyance direction of a preceding sheet and a downstream end portion in the sheet conveyance direction of a following sheet overlap each other;a movement mechanism configured to reciprocate the conveyance roller pair in the widthwise direction;a detection unit provided upstream in the sheet conveyance direction of the conveyance roller pair and configured to detect an overlapping portion where the upstream end portion in the sheet conveyance direction of the preceding sheet and the downstream end portion in the sheet conveyance direction of the following sheet overlap each other; anda control unit configured to control the movement mechanism so as to move the conveyance roller pair in the widthwise direction in a case where it is determined that the sheet overlapping portion has reached the conveyance roller pair based on detection by the detection unit.2. The sheet conveyance apparatus according to claim 1 , further comprising:a separating mechanism configured to place the conveyance roller pair in a separation state;a first sheet conveyance unit provided upstream in the sheet conveyance direction of the conveyance ...

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03-10-2013 дата публикации

IMAGE FORMING APPARATUS

Номер: US20130256988A1

When conveyance checking mode is selected, an automatic setting screen is changed. In the automatic setting screen, components such as AD rollers, guide plates or sheet ejection rollers, which are used when conveying the sheet of paper, are selectable. When the components are selected, they are highlighted in color and their names are also represented. The sheets of paper stop at their stop positions corresponding to the selected components. A user removes the sheets of paper from their stop position and checks an image pattern formed on each of the removed sheets of paper. 1. An image forming apparatus which forms an image on a sheet of paper , the apparatus comprising:a sheet conveying portion that conveys the sheet of paper in the image forming apparatus;a setting portion that sets a stop position of the sheet of paper conveyed by the sheet conveying portion; anda control portion that controls the sheet conveying portion to stop the sheet of paper at the stop position set by the setting portion,wherein the setting portion selects any of plural stop positions as the stop position of the sheet of paper, andthe control portion is configured so as to stop a number of sheets of paper according to a number of the plural stop positions at the selected plural stop positions when the setting portion selects the plural stop positions.2. The image forming apparatus according to further comprising:a display portion that displays the stop positions set by the setting portion.3. The image forming apparatus according to wherein the setting portion selects as the stop positions components used for conveying the sheet of paper claim 2 , andwhen the setting portion selects the components, the control portion controls the display portion to display information about the selected components.4. The image forming apparatus according to wherein the information about the selected components is at least one piece of information of name information of the components and identification ...

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03-10-2013 дата публикации

Inkjet printer, gap detectable device, and a method to obtain fluctuation of gap levels

Номер: US20130257936A1
Автор: Kohei Terada
Принадлежит: Brother Industries Ltd

An inkjet printer including an inkjet head with an ink discharging surface, a head scanning unit to drive the inkjet head to reciprocate along a first direction, and a pattern-printing control device to control printing a gap level pattern on a recording medium, is provided. The pattern-printing control device controls the inkjet head and the head scanning unit to print the gap level pattern including a plurality of unit patterns, in each of which the first linear pattern and the second linear pattern intersect each other, aligned along the first direction by manipulating the inkjet head to form a plurality of first linear patterns, which are formed to intersect the first direction, along the first direction, and to form a plurality of second linear patterns, which are formed to intersect the first linear patterns respectively at a same angle, along the first direction.

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03-10-2013 дата публикации

Liquid ejecting apparatus including curl correcting device, liquid ejecting method including curl correcting process, and computer-readable media for liquid ejection and curl correcting

Номер: US20130257957A1
Автор: Yoshihiro ITOGAWA
Принадлежит: Brother Industries Ltd

A liquid ejecting apparatus includes a liquid ejection head that ejects liquid on recording media, an output tray that supports the recording media stacked thereon, a curl-correcting device, a detecting device, and a controller. The curl-correcting device performs curl-correction processing on the recording media, which reduces an amount of curl of the recording media. The detecting device detects information related to a stacking thickness of the recording media. The controller sets the curl-correcting device to perform the curl-correction processing on the recording media at a first processing level when the stacking thickness is greater than or equal to the threshold stacking thickness. The controller sets the curl correcting device to perform the curl-correction processing on the recording media at a second processing level when the stacking thickness is less than the threshold stacking thickness. The first processing level includes more curl-correction processing than the second processing level.

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10-10-2013 дата публикации

RECORDING DEVICE

Номер: US20130265358A1
Автор: TOKUSHIMA Daiki
Принадлежит:

A recording device has a medium-supporting part that supports a long recording medium, a recording processing part that performs recording process on the recording medium supported by the medium-supporting part, a recording processing part conveyance system that moves the recording processing part, a medium conveyance system that includes a first drive roller, a first drive motor, a second drive roller and a second drive motor, and a control unit that controls the recording device. The control unit retracts the recording processing part to an area outside of the medium-supporting part while maintaining the movement direction of the recording processing part at a time at which an abnormality has occurred in an interval in which the recording processing is carried out on the recording medium while the recording processing part scans above the recording medium by the recording processing part conveyance system. 1. A recording device comprising:a medium-supporting part supporting a medium;a recording part recording on the medium;a recording part conveyance system configured and arranged to move the recording part;a medium conveyance system configured and arranged to move the medium;an error detecting part detecting error in the medium conveyance system; anda control unit configured to control the recording part in response to the error in the medium conveyance system, whereinthe recording part is kept away from the medium supporting part while a moving direction of the recording part is maintained at a time at which the error detecting part detects the error.2. A recording device comprising:a medium-supporting part supporting a medium;a recording part recording on the medium;a recording part conveyance system configured and arranged to move the recording part;a medium conveyance system configured and arranged to move the medium;an error detecting part detecting error in the medium conveyance system; anda control unit configured to control the recording part in response ...

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10-10-2013 дата публикации

Inkjet recording device

Номер: US20130265359A1
Принадлежит: KONICA MINOLTA INC

An inkjet recording device includes an image forming drum, a recording medium supplying section, a recording head which ejects ink onto a recording medium, a first heating unit which heats the recording medium held on the drum before image recording, a second heating unit which heats the drum downstream of the position at which the recording medium is outputted after image recording and upstream of the supplying section, a heating-unit temperature detector, a drum temperature detector, and a heating control section. The heating control section performs heat control of the first heating unit such that the temperature detected by the heating-unit temperature detector falls within a predetermined set temperature range, and performs heat control of the second heating unit such that the temperature detected by the drum temperature detector falls within a predetermined set temperature range.

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10-10-2013 дата публикации

LIQUID EJECTING APPARATUS AND METHOD FOR DETECTING MEDIUM EDGE POSITION IN LIQUID EJECTING APPARATUS

Номер: US20130265361A1
Автор: YATSUNAMI Tetsuji
Принадлежит: SEIKO EPSON CORPORATION

To provide a liquid ejecting apparatus and a method for detecting a medium edge position in a liquid ejecting apparatus whereby a decline in the accuracy of detecting an edge position of a medium caused by fouling of an optical sensor can be minimized, a reference reflecting surface, used in order to acquire a sensitivity determination value for determining the timing of switching the sensitivity of a sheet width sensor provided to a carriage, is irradiated with light and the output voltage of a light-receiving unit receiving the reflected light thereof is acquired; the output voltage is subtract from a power source voltage to measure a reference surface voltage. 1. A liquid ejecting apparatus , comprising:a liquid ejecting head for ejecting a liquid toward a medium;a light reflection optical sensor which is provided to a carriage for moving reciprocatingly in a movement direction intersecting with a conveyance direction of the medium, has a light-emitting unit and a light-receiving unit, and outputs an output value that corresponds to an amount of light received by the light-receiving unit;a reflection unit that is used in order to reflect light for measurement to the optical sensor and is covered by the medium being conveyed;a measurement unit for acquiring a measurement value that corresponds to the amount of light received by the light-receiving unit, on the basis of a first output value of the light-receiving unit receiving reflected light formed when light irradiated from the light-emitting unit is reflected by the reflection unit;a storage unit for storing an initial value of the measurement value;a correction amount acquisition unit for acquiring a correction amount on the basis of a ratio between the measurement value acquired by the measurement unit and the initial value of the measurement value;an edge position detection unit for acquiring an edge detection position of the medium by using a second output value outputted by the light-receiving unit ...

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17-10-2013 дата публикации

PRINTER AND PLATEN ROLLER FOR PRINTER

Номер: US20130271550A1
Принадлежит:

A printer comprising, a feed section capable of feeding a print paper having a first sheet and a second sheet laminated to the first sheet through a gap and a print section for printing the print paper, wherein the print section comprises a thermal head and a platen roller being opposed to the thermal head wherein the platen roller comprises a shaft being rotatably supported in a direction perpendicular to a feeding direction of the print paper, a cylindrical body roller disposed to the shaft and a projecting portion protruding outward in a radial direction of the body roller for filling the gap by pressing the print paper. 1. A printer , comprising:a feed section configured for feeding a print paper having a first sheet and having a second sheet laminated to the first sheet through a gap between the sheets;a print section downstream from the feed section for printing the print paper, the print section comprises at least one thermal head and at least one platen roller opposed to the thermal head, the feed section feeding the print paper between the thermal head and the platen roller;the platen roller comprises:a shaft rotatably supported and extending in a direction perpendicular to a feeding direction of the print paper; anda cylindrical roller body disposed to the shaft, and a plurality of projecting portions protruding outward in a radial direction from the roller body and toward the thermal head for filling the gap with the print paper upon at least the projecting portions pressing on the print paper.2. The printer according to claim 1 , wherein the print section comprises:a first one of the thermal heads located upstream in a feeding direction of the print paper and above a first surface of the print paper for printing the first surface of the print paper;a first one of the platen rollers opposed to the first thermal head;a second one of the thermal heads located downstream in the feeding direction of the print paper and above a second surface of the print ...

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24-10-2013 дата публикации

Inkjet printer

Номер: US20130278655A1
Автор: Akihiro Sakakibara
Принадлежит: Brother Industries Ltd

An inkjet printer is provided that includes a control device configured to determine ink discharge moments to sequentially discharge ink droplets from a specific one of nozzles, in such a manner that a time interval between any two successive ones of the ink discharge moments is longer than a predetermined time period required for an operation to be executed by an inkjet head when forming a single dot, based on gap variation information related to a variation, in a scanning direction, of a gap between an ink discharge surface and a recording sheet held in a wave shape.

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24-10-2013 дата публикации

PRINTER

Номер: US20130278667A1
Автор: Arai Hitoshi, Hara Masashi
Принадлежит: RISO KAGAKU CORPORATION

A printer includes a pair of registration rollers for feeding a print sheet to a print unit, a first sheet supply unit including a first feed roller that operates, by rotating in synchronization with the pair of registration rollers, an assistant operation to assist sheet-feeding by the pair of registration rollers, a second sheet supply unit including a second feed roller, a drive unit that selectively drives the first and second feed rollers, and a controller that controls the drive unit. When changing over a sheet supply source from the first sheet supply unit to the second sheet supply unit in the assistant operation, the controller finishes the assistant operation before a trailing edge of a print sheet currently fed has passed through the first feed roller by stopping the drive unit. According to the printer, reduction of print productivity can be restricted while reducing noises and feed failures. 1. A printer comprising:a print unit including at least one print head;a pair of registration rollers for feeding a print sheet to the print unit;a first sheet supply unit including a first feed roller that feeds a print sheet to the pair of registration rollers, and operates, by rotating in synchronization with the pair of registration rollers, an assistant operation to assist feeding of the print sheet by the pair of registration rollers;a second sheet supply unit including a second feed roller that feeds a print sheet to the pair of registration rollers;a drive unit that selectively drives the first feed roller and the second feed roller; anda controller that controls the drive unit, whereinthe controller, when changing over a sheet supply source of print sheets from the first sheet supply unit to the second sheet supply unit in the assistant operation by the first feed roller, finishes the assistant operation before a trailing edge of a print sheet currently fed has passed through the first feed roller by stopping the drive unit.2. The printer according to claim ...

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31-10-2013 дата публикации

IMAGE FORMING APPARATUS

Номер: US20130283944A1
Принадлежит: CANON KABUSHIKI KAISHA

An image forming apparatus includes: a main assembly; a rotatable unit; a first gear, provided in one of the rotatable unit and the main assembly, including a gear portion at an arcuate portion having a center substantially aligned with a rotation center of the rotatable unit; a second gear, provided rotatably in another one of the rotatable unit and the main assembly, engageable with the first gear in a first rotation region of the rotatable unit; a third gear provided at a position different from a position of the second gear with respect to a circumferential direction of the arcuate portion, wherein the third gear is engageable with the first gear when the rotatable unit is rotated in a second rotation region thereof; and a damper mechanism for imparting rotational resistance to the second and third gears when each of the second and third gears is rotated. 1. An image forming apparatus comprising:a main assembly;a rotatable unit provided rotatably relative to said main assembly;a first drive transmission member, provided in one of said rotatable unit and said main assembly, including a drive transmission portion at an arcuate portion having a center substantially aligned with a rotation center of said rotatable unit;a second drive transmission member, provided rotatably in another one of said rotatable unit and said main assembly, engageable with said first drive transmission member in a first rotation region of said rotatable unit;a third drive transmission member provided at a position different from a position of said second drive transmission member with respect to a circumferential direction of the arcuate portion of said first drive transmission member, wherein said third drive transmission member is engageable with said first drive transmission member when said rotatable unit is rotated in a second rotation region thereof; anda damper mechanism for imparting rotational resistance to said second and third drive transmission members when each of said second ...

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31-10-2013 дата публикации

SHEET CONVEYING APPARATUS AND IMAGE FORMING APPARATUS

Номер: US20130285318A1
Автор: Yamaguchi Yoshimasu
Принадлежит: CANON KABUSHIKI KAISHA

A sheet conveying apparatus comprising: a follower rotating member that is pressed to a conveying rotating member and rotates in a following manner; a bearing that movably supports the follower rotating member to be rotatable; a pressing portion that applies a force to the bearing to press the follower rotating member to the conveying rotating member; and a wire spring that includes both ends locked to locking portions and a middle abutted to the bearing and holds the bearing against a pressing force of the pressing portion. 1. A sheet conveying apparatus comprising:a follower rotating member that is pressed to a conveying rotating member and rotates in a following manner;a bearing that movably supports the follower rotating member to be rotatable;a pressing portion that applies a force to the bearing to press the follower rotating member to the conveying rotating member; anda wire spring that includes both ends locked to locking portions and a middle abutted to the bearing and holds the bearing against a pressing force of the pressing portion.2. The sheet conveying apparatus according to claim 1 , further comprising:a bearing guide that guides the bearing to be movable in a pressing direction of the pressing portion,wherein in correspondence with a change in a position of the bearing moved by the bearing guide, the wire spring follows the bearing by an elastic force of the wire spring.3. The sheet conveying apparatus according to claim 1 , wherein the wire spring includestwo pressing portions that are provided in the middle and are abutted to the bearing, anda flexible portion that is provided between the two pressing portions and are deformed so that the two pressing portions of the wire spring follow the bearing while being abutted to the bearing in correspondence with a change in a position of the bearing.4. The sheet conveying apparatus according to claim 1 , wherein the wire spring includeshook portions that are provided at both ends of the wire spring and are ...

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31-10-2013 дата публикации

PRINTING APPARATUS AND REGISTRATION ADJUSTMENT METHOD

Номер: US20130286075A1
Автор: Tamiya Keita, Uchida Naoki
Принадлежит: CANON KABUSHIKI KAISHA

An embodiment of this invention solves a problem about a precision drop of registration adjustment of a range detection method due to variations of a registration state depending on a position associated with a carriage scanning direction. In that embodiment, reference and adjustment patterns are formed to be juxtaposed in a nozzle array direction to detect a position shift between patterns in the main scanning direction. In this case, coarse registration adjustment is executed by the range detection method, and its adjustment result is applied to a printing apparatus. After that, fine registration adjustment is executed by a density method, and results of the two adjustment methods are finally reflected. 1. A printing apparatus , which executes printing by reciprocally scanning a carriage , to which a printhead having a first nozzle array in which a plurality of nozzles are arrayed in a first direction and a second nozzle array in which a plurality of nozzles are arrayed in the first direction is mounted , in a second direction intersecting with the first direction , comprising:a first print unit configured to print a first adjustment pattern on a print medium using the first nozzle array and the second nozzle array of the printhead;a first acquisition unit configured to acquire a first registration adjustment value based on a distance between print positions of two patches of a plurality of patches that form the first adjustment pattern;a second print unit configured to print, on a print medium, a second adjustment pattern different from the first adjustment pattern using the first nozzle array and the second nozzle array of the printhead in a state in which a registration of the printhead is adjusted by the first registration adjustment value; anda second acquisition unit configured to acquire a second registration adjustment value based on densities of a plurality of patches that form the second adjustment pattern.2. The apparatus according to claim 1 , wherein ...

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31-10-2013 дата публикации

MEDIUM RECEIVING DEVICE AND RECORDING APPARATUS

Номер: US20130286124A1
Автор: Ueyama Naohiro
Принадлежит: SEIKO EPSON CORPORATION

A medium receiving device includes: a medium holding member having a medium receiving surface that receives a part on the leading edge side in a discharge direction of a cut sheet; a medium edge restricting member including a restricting portion that restricts movement of the leading edge of the cut sheet to the discharge direction and a guidance portion that makes contact with the medium receiving surface so as to guide the leading edge from the medium receiving surface to the restricting portion; and a connecting bar that moves a plurality of medium edge restricting members together between a restricting position where the guidance portion makes contact with the medium receiving surface so as to guide the leading edge to the restricting portion and a non-restricting position where the guidance portion is separate from the medium receiving surface and does not guide the leading edge to the restricting portion. 1. A medium receiving device comprising:a medium holding member having a medium receiving surface that receives a part on a leading edge side in a discharge direction of a medium to be discharged;a plurality of medium edge restricting members that are arranged along a width direction of the medium orthogonal to the discharge direction, each of the medium edge restricting members including a restricting portion that restricts movement of the leading edge in the discharge direction of the medium to the discharge direction and a guidance portion that makes contact with the medium receiving surface so as to guide the leading edge of the medium from the medium receiving surface to the restricting portion; anda movement member that moves the plurality of medium edge restricting members together between a restricting position where the guidance portion makes contact with the medium receiving surface so as to guide the leading edge of the medium to the restricting portion and a non-restricting position where the guidance portion is separate from the medium receiving ...

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31-10-2013 дата публикации

MEDIUM RECEIVING DEVICE AND RECORDING APPARATUS

Номер: US20130286125A1
Принадлежит: SEIKO EPSON CORPORATION

A medium receiving device includes a support shaft that extends in a width direction of the sheet and supports a medium holding member that is capable of receiving and holding the sheet which falls on the medium holding member, a rotative arm mechanism that is disposed at each end of the support shaft in the longitudinal direction and allows the support shaft to be displaced between a receiving position that allows the medium holding member to be capable of receiving the sheets and a picking-up position that is spaced from the receiving position in a direction that intersects with the longitudinal direction of the support shaft, and a universal joint that connect the support shaft and the rotative arm mechanism. 1. A medium receiving device that receives a medium which is ejected and falls from a medium ejection unit at a position lower than the medium ejection unit in the gravity direction , comprising:a support member that extends in a width direction of the medium that intersects with an ejection direction of the medium at a position spaced from the medium ejection unit and supports a medium holding member that is capable of holding the medium which falls on the medium holding member;a displacement mechanism that is disposed at each end of the support member in the longitudinal direction and allows the support member to be displaced between a first position in which the medium holding member is capable of receiving the medium and a second position which is spaced from the first position in a direction that intersects with the longitudinal direction of the support member; anda pair of connection members that connect the support member and the displacement mechanism, wherein the pair of connection members are configured to deform to a first connection state in which the support member and the displacement mechanism are connected in a coaxial arrangement in the width direction of the medium and a second connection state in which the support member and the ...

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31-10-2013 дата публикации

Device and method for serial printing of print media

Номер: US20130286126A1
Автор: Arne BRUECK, Bernd Hoepner
Принадлежит: BOEWE SYSTEC GMBH

A device for serial printing of print media, particularly mailpieces, with a print head having a planar printing face and a printing area extending longitudinally, and with a transport device for feeding print media to be printed to the print head. The transport device includes first and second transport units, which move the print media parallel to the printing face and can be moved in an orthogonal direction relative to the printing face in order to guide a print medium on the transport units to the printing face of the print head and at a distance away from the printing face that is suitable for printing. To allow fast feeding and discharging transport of the print media and increase the throughput, the first and second transport units can be moved independently of one another and a transfer area of the printing face is provided to transfer a print medium from the first to the second transport unit.

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31-10-2013 дата публикации

MEDIUM TRANSPORTING ROLLER AND RECORDING DEVICE

Номер: US20130286130A1
Принадлежит:

In a recording device which performs recording on a recording medium, a transport driving roller which carries out transporting of the recording medium as a medium transport roller is formed by processing a plate member into a cylindrical shape. A bonding portion where the pair of edge portions of the plate material are bonded has a transport region, which is a region where at least the recording medium comes into contact with, extends in a straight line shape in a direction which intersects a circumference line. 1. A recording device , which performs recording on a recording medium , comprising:a holding unit which holds the recording medium;a feeding roller which feeds the recording medium from the holding unit;a supporting member which supports the feeding roller and contacts with the feeding rollers relative to the recording medium held on the holding unit by rotating around a shaft;a reversing roller which reverses the recording medium fed from the holding unit;a recording unit which has a recording head which discharges ink to the recording medium fed from the reversing roller; anda guide path which guides the recording medium recorded by the recording unit toward the reversing roller so as to reverse the recording medium;wherein the supporting member is disposed below the guide path in a height direction of a recording device and disposed in a reversing roller side than the recording head.2. The recording device according to claim 1 ,wherein at least a portion of the supporting member overlaps with the reversing roller in a horizontal direction of the recording device.3. A recording device claim 1 , which performs recording on a recording medium claim 1 , comprising:a holding unit which holds the recording medium;a feeding roller which feeds the recording medium from the holding unit;a supporting member which supports the feeding roller and contacts with the feeding rollers relative to the recording medium held on the holding unit by rotating around a shaft;a ...

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07-11-2013 дата публикации

PRINTER

Номер: US20130293655A1
Принадлежит:

A printer includes a housing, a drawer unit, first and second print medium supporting units, a third support, and a printing unit. The drawer unit is placed inside the housing so that it can be drawn out from the housing into open and closed positions. The first print medium supporting unit is fixed to the drawer unit and spaced apart from the second print medium supporting unit. The upper end of the second print medium supporting unit is fixed to the drawer unit and its lower end rotates with respect thereto. The third support is disposed in the housing and supports the lower end of the second print medium supporting unit when the drawer unit is in a closed position. The printing unit can print on a print medium pulled out from the rolled print medium which is rotatably supported by at least the first print medium supporting unit. 1. A printer comprising:a housing provided with an outlet;a drawer unit slidable into and out of the housing to an open position and a closed position;a first print medium supporting unit disposed on the drawer unit;a second print medium supporting unit, spaced apart from the first print medium supporting unit, with an upper end being fixed to the drawer unit and a lower end being moveable;a support unit disposed in the housing that supports the lower end of the second print medium supporting unit from underneath when the drawer unit is in the closed position; anda printing unit that can perform printing on a print medium extending from a rolled print medium that is rotatably supported by at least the first print medium supporting unit.2. The printer according to claim 1 , further comprising:a print medium supporting roller provided at the lower end of the second print medium supporting unit;a rotation support unit at the lower end of the second print medium supporting unit that supports the print medium supporting roller; anda first opening placed in the rotation support unit is provided on a side surface of the drawer unit, whereinthe ...

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12-12-2013 дата публикации

RECORDING APPARATUS

Номер: US20130328985A1
Принадлежит:

A recording apparatus includes a transport unit that transports a recording medium, a recording unit, a discharge unit provided downstream from the recording unit, and a guide portion that is provided upstream from the discharge unit in a transport direction and that guides the recording medium to the discharge unit. The guide portion has a first guide section that guides the recording medium at a side end of the recording medium in a width direction that is orthogonal to the transport direction and a second guide section that guides the recording medium at a location closer to a central area of the recording medium than the first guide section. 1. A recording apparatus comprising:a transport unit that transports a recording medium;a recording unit that records onto the recording medium transported by the transport unit;a discharge unit that is provided downstream from the recording unit in a transport direction of the recording medium and that discharges the recording medium; anda guide portion that is provided upstream from the discharge unit in the transport direction and that guides the recording medium to the discharge unit,wherein the guide portion includes:a first guide section that guides the recording medium at a side end of the recording medium in a width direction that is orthogonal to the transport direction; anda second guide section that guides the recording medium at a location closer to a central area of the recording medium in the width direction than the first guide section, andwherein the first guide section does not have an area that protrudes upstream more than the second guide section, and the first guide section is provided so that at least part of the first guide section is provided further downstream in the transport direction than the second guide section.2. The recording apparatus according to claim 1 , further comprising:a support portion that supports the recording medium,wherein the guide portion is provided in a position capable of ...

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19-12-2013 дата публикации

Franking machine and method for servicing thereof

Номер: US20130335497A1
Принадлежит: Francotyp Postalia GmbH

A franking machine has an ink jet printing device with exchangeable ink cartridges. The lower housing shell of a security housing of the franking machine has a sealable, shaft-shaped opening in the base and is designed to accommodate assemblies that can be contaminated with ink. These assemblies are situated in a non-secure region of the franking machine and are accessible via the aforementioned opening when a cover of the shaft-shaped opening is opened. A servicing procedure allows the franking machine to be retrofitted to print with a different ink color. After moving the print carriage in one direction and opening a cartridge flap, the ink cartridges can be removed. A displacement of the print carriage takes place after closing the cartridge flap, wherein the print carriage is moved in the opposite direction so that the print carriage arrives in the sealing position for ink cartridges. A box-shaped mod can now be removed from the franking machine. Servicing of the ink-contaminated modules subsequently takes place via the aforementioned opening.

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19-12-2013 дата публикации

PAPER OUTPUTTING APPARATUS FOR PRINTING APPARATUS

Номер: US20130336701A1
Принадлежит: HON HAI PRECISION INDUSTRY CO., LTD.

A paper outputting apparatus for supporting a plurality of papers output from a paper output port of a printing apparatus includes a supporting bracket, two paper output slides slidably mounted on the supporting bracket, and a paper pressing slide slidably mounted on the supporting bracket. When a sheet of paper slides out from the paper output port, the two paper output slides slide to an outside of the paper output port from the supporting bracket. The paper pressing slide moves toward the paper in the paper output port to resist against the paper. The paper is curved by the paper pressing slide and slides out from the paper output port along the two paper output slides. 1. A paper outputting apparatus for a printing apparatus comprising:a supporting bracket;two paper output slides slidably mounted on the supporting bracket;a paper pressing slide slidably mounted on the supporting bracket; anda paper output port; wherein when a sheet of paper slides out from the paper output port, the two paper output slides slide to an outside of the paper output port from the supporting bracket; the paper pressing slide moves toward the sheet in the paper output port to resist against the sheet; and the paper pressing slide curves the sheet and slides the sheet out to the paper output port along the two paper output slides.2. The paper outputting apparatus of claim 1 , wherein a plurality of rod-shaped first engaging slots are defined in the paper pressing slide; a first gear is located on the supporting bracket; a plurality of first teeth are formed in the first gear; and the plurality of first teeth engage with the plurality of rod-shaped first engaging slots to drive the paper pressing slide sliding on the supporting bracket.3. The paper outputting apparatus of claim 2 , wherein a paper pressing wheel is located on a first end of the paper pressing slide; and the paper pressing slide resists against the sheet of paper in the paper output port via the paper pressing wheel.4. ...

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26-12-2013 дата публикации

SHEET SUPPLY DEVICE

Номер: US20130342602A1
Автор: YAMAGATA Akihiro
Принадлежит:

A sheet supply device includes registration rollers for feeding a print sheet, a sheet supply roller for feeding a print sheet to the registration rollers, and a controller configured to control the registration rollers and the sheet supply roller. The controller is operable to start first rotation of the sheet supply roller to contact a leading edge of the print sheet to a nip between the registration rollers to form a slack of the print sheet, stop the first rotation after the slack is formed, start rotation of the registration rollers after the first rotation is stopped, start second rotation of the sheet supply roller after the rotation of the registration rollers is started, and keep a speed difference between a feed speed of the registration rollers and a feed speed of the sheet supply rollers until the slack is flattened. According to the device, noises can be reduced. 1. A sheet supply device comprising:a pair of registration rollers for feeding a print sheet to a print unit of a printer;a sheet supply roller for feeding a print sheet to the pair of registration rollers; anda controller configured to control the pair of registration rollers and the sheet supply roller, whereinthe controller is operable to:start first rotation of the sheet supply roller to contact a leading edge of the print sheet to a registration nip of the pair of registration rollers to form a slack of the print sheet,stop the first rotation of the sheet supply roller after the slack of the print sheet is formed,start rotation of the pair of registration rollers after the first rotation of the sheet supply roller is stopped,start second rotation of the sheet supply roller after the rotation of the pair of registration rollers is started, andkeep a speed difference between a feed speed of the pair of registration rollers and a feed speed of the sheet supply rollers until the slack of the print sheet is flattened.2. The sheet supply device according to claim 1 , whereinthe controller is ...

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02-01-2014 дата публикации

FEEDING APPARATUS AND IMAGE RECORDING APPARATUS

Номер: US20140002561A1
Принадлежит: BROTHER KOGYO KABUSHIKI KAISHA

A feeding apparatus includes an apparatus main body; a feeding section which feeds sheets in a feeding orientation; a feed tray which has a first tray to load some of the sheets, and a second tray provided above the first tray to load the rest of the sheets, and which is movable relative to the apparatus main body along the feeding orientation; and a guide which guides the sheets by contact with the sheets fed by the feeding section. At an end portion of the first tray on the downstream side in the feeding orientation, a first projective portion is formed to project upward and have a supporting portion capable of supporting the second tray on its upper end, and a second projective portion is formed to project upward from a different position from the first projective portion in a width direction perpendicular to the feeding orientation. 1. A feeding apparatus configured to feed sheets , the apparatus comprising:an apparatus main body;a feeding section configured to feed the sheets in a feeding orientation;a feed tray, which has a first tray having a first loading plate for loading some of the sheets, and a second tray provided above the first tray and having a second loading plate for loading the other of the sheets, and which is movable relative to the apparatus main body along the feeding orientation between a first position at which the feeding section can feed the sheets and a second position at which the feeding section cannot feed the sheets; anda guide provided in the apparatus main body and having a guide surface for guiding the sheets which are fed by the feeding section from the feed tray at the first position and which make contact with the guide surface, a first projective portion which projects upward from an end portion of the first loading plate on the downstream side in the feeding orientation and has a supporting portion capable of supporting the second tray on its upper end; and', 'a second projective portion which projects upward from the end ...

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09-01-2014 дата публикации

COUNTERFEIT-RESISTANT LABELS AND METHOD

Номер: US20140009551A1
Принадлежит: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Improved product labels cannot be easily counterfeited. A plurality of small dots printed on the label are interpreted as dirt or flaw or misprint so that the counterfeit label will not reproduce the plurality of small dots. A first image printed on the label and having a first level of spectural reflectivity, and a second image printed atop the first image using ink having a spectural reflectivity different from the spectural reflectivity of the first image. A plurality of very small dots creates a grayscale field, and a symbol printed within the grayscale field of very small dots, thereby creating a watermark of such high complexity that it cannot be counterfeited. A symbol printed on the label, and a raised dot of ink printed atop the symbol at a precise location to be sensed by finger contact and thereby indicate the authenticity of the label. 1. A method of discouraging the counterfeiting of product labels comprising:printing within the label a plurality of small dots that are interpreted by the counterfeiter as a speck of dirt or a flaw or misprint in the printing of the label so that the counterfeiter will counterfeit the label without reproducing the plurality of small dots, and printing the plurality of small dots at a particular location or in a particular pattern such that a trained observer can examine a label and discern the presence or absence of the plurality of small dots to thereby conclude that the label is authentic if the small dots are present and counterfeit if the small dots are absent.2. A product label that discourages the counterfeiting thereof , comprising:a plurality of small dots printed on the label that are interpreted by the counterfeiter as a speck of dirt or a flaw or misprint in the printing of the label so that the counterfeiter will counterfeit the label without reproducing the plurality of small dots, said plurality of small dots being located a particular location or in a particular pattern such that a trained observer can ...

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16-01-2014 дата публикации

Edge detection in a printing system

Номер: US20140015891A1
Принадлежит: Individual

A method for detecting artifacts in content printed and for edge detection includes adjusting a focal length of a lens assembly to change an angle of view of the integrated imaging system to include a moving print media and a portion of a support device extending out from at least one edge of the moving print media. One or more images of the moving print media and the portion of the support device is captured to obtain pixel data. Alternatively, the angle of view of the integrated imaging system can be adjusted to include the moving print media and one or more images of the moving print media is captured to obtain pixel data. The pixel data is averaged to produce blur in a media transport direction. Derivative data of the averaged pixel data is determined at least one peak is detected in the derivative data.

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16-01-2014 дата публикации

PRINTER AND PAPER TRANSPORT METHOD IN PRINTER

Номер: US20140015910A1
Принадлежит: HON HAI PRECISION INDUSTRY CO., LTD.

A printer includes a stationary platen with stationary ribs, a printing head, and a movable platen with ribs which are interposed with those of the stationary ribs. The stationary platen supports a printed paper. A printing head is arranged opposite to the stationary platen and prints on the printed paper being transported over or onto the stationary platen. During printing, the movable platen moves in the same direction as the printed paper being printed, to maintain the printed paper in a single orientation and at one standard distance in relation to the printing head, to ensure the same quality of printing on the last part of the printed paper as well as on the beginning part. 1. A printer comprising:a stationary platen for supporting a printed paper, and a plurality of stationary ribs located on the stationary platen;a printing head which is arranged opposites to the stationary platen and which prints an image on the printed paper being transported onto the stationary platen along a transport direction; anda movable platen which moves in the transport direction for supporting the printed paper while following the printed paper which is being transported to maintain the printed paper in a single orientation and at one standard distance in relation to the printing head, and the movable platen comprising a plurality of movable ribs,wherein the movable platen is capable of moving from a first position to a second position; in the first position, the plurality of movable ribs is aligned and interposed with the plurality of stationary ribs; and in the second position, the plurality of movable ribs is staggered with the plurality of the stationary platen.2. The printer of claim 1 , wherein the transport direction is substantially straight.3. The printer of claim 1 , wherein the plurality of stationary ribs is spaced by the plurality of movable ribs in the first position.4. The printer of claim 1 , wherein each of the plurality of movable ribs comprises two tabs claim 1 ...

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23-01-2014 дата публикации

PRINTER APPARATUS

Номер: US20140020576A1
Принадлежит:

A printer apparatus has a contact pressure device for flat articles on a continuously moving transport belt, in particular letters in a franking and/or addressing machine. In order to increase the usable region and/or of the throughput of the printer apparatus, flat articles of different thicknesses are processed with predetermined speed, without slippage, in succession with arbitrarily small gaps between successive articles. An elastic, bellows-shaped, resiliently supported air bag has a low-friction, wear-resistant cover surface that is in non-positive contact with the transport belt. With its associated retention and air supply devices the bellows serves as a mobile contact pressure module. 1. A printing apparatus comprising:an apparatus housing having an upper part and a lower part;a printing module in said lower part of said apparatus housing;an actively driven rotating transport belt in said upper part of said apparatus housing, configured to transport flat articles to be printed past said printer module;a movable contact pressure module in said lower part of said apparatus housing, said movable contact pressure module comprising a module housing having an opening therein that faces said transport belt, said movable contact pressure module being arranged with respect to said transport belt to cause said flat articles to be transported between said transport belt and said movable contact pressure module;said movable contact pressure module comprising an expandable, bellows-like airbag that is resiliently mounted in said module housing, said airbag having a low-friction, wear-resistant cover surface that, through said opening in said module housing, is in non-positive contact with said transport belt; andair supply components in said module housing in fluid communication with an interior of said airbag, and configured to produce air pressure in said interior of said airbag that allows flat articles of different thicknesses to be transported between said cover ...

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30-01-2014 дата публикации

Ticket printer

Номер: US20140026812A1
Автор: Alberto Campanini
Принадлежит: Custom Engineering SpA

In a ticket printer, an end of a paper sensor has an optic emitter and receiver arranged one after the other in the paper advancement direction and operationally connected together via a signal guide. The emitter and the receiver are arranged on one side of the path of the paper whereas the signal guide is arranged on the opposite side.

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30-01-2014 дата публикации

Recording Sheet Guide Structure and Cartridge

Номер: US20140027977A1
Принадлежит: BROTHER KOGYO KABUSHIKI KAISHA

A recording sheet guide structure configured to guide a recording sheet conveyed between an image carrier and a transfer part, including: a pair of first guide parts including first ridgeline parts which are configured to respectively slidingly contact with a transfer surface side of both end portions of a first recording sheet having a first width; and a pair of second guide parts including second ridgeline parts which are configured to respectively slidingly contact with a transfer surface side of both end portions of a second recording sheet having a second width narrower than the first width, wherein the pair of second guide parts is positioned at an inner side of the pair of first guide parts in a width direction and is arranged at a downstream side than the pair of first guide parts in a conveyance direction of the recording sheet. 1. A recording sheet guide structure configured to guide a recording sheet conveyed between an image carrier and a transfer part , the recording sheet guide structure comprising:a pair of first guide parts including first ridgeline parts which are configured to respectively slidingly contact with a transfer surface side of both end portions of a first recording sheet having a first width in a width direction, and configured to guide the both end portions of the first recording sheet in a direction of separating the first recording sheet from the image carrier; anda pair of second guide parts including second ridgeline parts which are configured to respectively slidingly contact with a transfer surface side of both end portions of a second recording sheet having a second width narrower than the first width of the first recording sheet in the width direction, and configured to guide the both end portions of the second recording sheet in a direction of separating the second recording sheet from the image carrier,wherein the pair of second guide parts is positioned at an inner side of the pair of first guide parts in the width direction ...

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30-01-2014 дата публикации

Inkjet recording machine

Номер: US20140028751A1
Автор: Assayo NISHIMURA
Принадлежит: Riso Kagaku Corp

A control unit is configured to form a print image on a recording medium by ejecting ink drops from nozzles of an ink head to the recording medium being conveyed on a conveyance route and sucked to the conveyance route by a negative pressure generated by a suction unit. The control unit is configured to control a level of suction power of sucking the recording medium to the conveyance route by the negative pressure in accordance with a level of a resolution of the print image in at least one of a main scanning direction or a sub scanning direction.

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13-02-2014 дата публикации

Recording apparatus

Номер: US20140043403A1
Принадлежит: Seiko Epson Corp

A recording apparatus includes a recording unit that has a head unit that is movable, and a scanner unit that is provided on the upper side of the recording unit and is capable of opening and closing the upper side of the recording unit; the recording unit includes a housing that has an opening portion formed in the housing to expose at least part of the upper side of a movement region of the head unit, a flexible ink tube that is fixed to an upper surface of a surrounding area of the opening portion and extended to the outside of the housing while passing through a gap between the scanner unit and the recording unit, and a medium reception tray having a relief portion that is formed on the upstream side in a medium discharge direction so as to avoid a feeding unit.

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13-02-2014 дата публикации

RECORDING APPARATUS

Номер: US20140043419A1
Автор: ARUGA Sho, Otsuka Kazuo
Принадлежит: SEIKO EPSON CORPORATION

A recording apparatus includes: a transporting roller which includes a cylindrical shaft having one joint from one end portion to the other end portion of the shaft and transports a recording medium by being driven to rotate; a driven roller which holds and transports the recording medium with the transporting roller; and a recording section which performs recording on the recording medium, in which the joint includes a plurality of protrusion sections which protrude in a direction intersecting with an axial direction of the transporting roller, in which the plurality of protrusion sections are disposed in positions which do not come into contact with both end portions of the recording medium in the axial direction of the cylindrical shaft. 1. A recording apparatus comprising:a transporting roller which includes a cylindrical shaft having one joint from one end portion to the other end portion of the shaft and transports a recording medium by being driven to rotate;a driven roller which holds and transports the recording medium with the transporting roller; anda recording section which performs recording on the recording medium,wherein the joint includes a plurality of protrusion sections which protrude in a direction intersecting with an axial direction of the transporting roller,wherein the plurality of protrusion sections are disposed in positions which do not come into contact with both end portions of the recording medium in the axial direction of the cylindrical shaft, andwherein at least one of the plurality of protrusion sections is disposed in a position which comes into contact with the recording medium between both of the end portions of the recording medium.2. The recording apparatus according to claim 1 ,wherein the joint has a first gap in the most protruding part of the protrusion section in the axial direction.3. The recording apparatus according to claim 2 ,wherein the first gap is provided to extend in a direction intersecting with the axial ...

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13-02-2014 дата публикации

INK-JET PRINTER

Номер: US20140043420A1
Принадлежит: BROTHER KOGYO KABUSHIKI KAISHA

There is provided an image recording apparatus including a transporting path, a recording section, a first and second rollers pinching the recording medium therebetween, a supporting member which rotatably supports the second roller, a holding member which is movable along a transporting direction of the recording medium, a bias applying member which applies a bias on the holding member, in an opposite direction opposite to the transporting direction and a load member which generates a load in the opposite direction, with respect to the recording medium. 1. An ink-jet printer comprising:a supply roller configured to supply a sheet;intermediate rollers configured to transport the sheet by nipping the sheet supplied by the supply roller;transporting rollers configured to transport the sheet, by nipping the sheet, transported by the intermediate rollers, the transporting rollers comprising a first roller to be driven by a motor and a second roller making a contact with the first roller;a recording head configured to jet ink droplets onto the sheet transported by the transporting rollers; anda bias applying member applying a bias to the first roller toward the second roller.2. The ink-jet printer according to claim 1 , further comprising a supporting member comprising two supporting portions claim 1 , and configured to rotatably support the first roller by the two supporting portions claim 1 ,wherein the bias applying member is located between the two supporting portions.3. The ink-jet printer according to claim 2 , wherein both end portions of the first roller are supported by the two supporting portions claim 2 , respectively.4. The ink-jet printer according to claim 1 , wherein the bias applying member is configured to apply the bias to the first roller at a center region of an area at which the first roller is to make a contact with the sheet claim 1 , in an axis direction of the first roller.5. The ink-jet printer according to claim 4 , wherein the first roller ...

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20-03-2014 дата публикации

IMAGE FORMING APPARATUS

Номер: US20140078231A1
Принадлежит: RICOH COMPANY, LTD.

An image forming apparatus includes an image forming unit forming an image on a recording medium; and a feeding unit feeding the recording medium in first and second directions opposite to each other relative to the image forming unit. Further when the recording medium is supplied from a first or second side of the feeding unit, while the feeding unit feeds the recording medium in the first or second feeding direction, the image forming unit forms an image on the recording medium, and the feeding unit further feeds the recording medium to the second or first side, respectively, of the feeding unit. 1. An image forming apparatus comprising:an image forming unit configured to form an image on a recording medium; anda feeding unit configured to feed the recording medium facing the image forming unit in a first feeding direction relative to the image forming unit and a second feeding direction opposite to the first feeding direction,wherein when the recording medium is supplied from a first side of the feeding unit, while the feeding unit feeds the recording medium in the first feeding direction, the image forming unit forms an image on the recording medium, and the feeding unit further feeds the recording medium to a second side of the feeding unit, the second side being opposite to the first side relative to the feeding unit, andwherein when the recording medium is supplied from the second side of the feeding unit, while the feeding unit feeds the recording medium in the second feeding direction, the image forming unit forms an image on the recording medium, and the feeding unit further feeds the recording medium to the first side of the feeding unit.2. The image forming apparatus according to claim 1 ,wherein the feeding unit includes a platen part that guides the recording medium facing the image forming unit, a first feeding rotary body pair disposed on an upstream side of the image forming unit in the first feeding direction, and a second feeding rotary body pair ...

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20-03-2014 дата публикации

Print control apparatus, print control method, and computer-readable recording medium for correcting print position

Номер: US20140078523A1
Автор: Syunichi Kunihiro
Принадлежит: Canon Inc

An apparatus includes an acquisition unit and a controller. The acquisition unit is configured to, in a case of a recording medium having different thicknesses along a direction crossing a feeding direction in which the recording medium is fed by a feeding unit, acquire correction information that is set on the basis of an orientation of the recording medium in a case where the recording medium is fed by the feeding unit. The controller is configured to move a print start position of a print unit in the direction crossing the feeding direction on the basis of the correction information acquired by the acquisition unit.

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03-04-2014 дата публикации

Image recording apparatus, recording-media aligning method executed by the same, and non-transitory storage medium storing instructions readable by the same

Номер: US20140092160A1
Автор: Keita Koyama
Принадлежит: Brother Industries Ltd

An image recording apparatus includes: a recording unit for recording an image on a recording medium; a tray for supporting the recording medium recorded by the recording unit; a conveyor mechanism for conveying the recorded medium to the tray; and an alignment mechanism for aligning a plurality of recording media stacked on the tray, by application of an external force. In a period from a start to an end of recording based on one recording job, the alignment mechanism aligns the plurality of recording media stacked on the tray in a period in which image recording is not performed, and the alignment mechanism does not align the plurality of recording media stacked on the tray in a period in which image recording is being performed.

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03-04-2014 дата публикации

SHEET-DISCHARGE DEVICE AND IMAGE RECORDING APPARATUS EQUIPPED WITH THE SHEET-DISCHARGE DEVICE

Номер: US20140092161A1
Автор: ODE Yasuhito
Принадлежит: BROTHER KOGYO KABUSHIKI KAISHA

A sheet-discharge device, including: a sheet-discharge mechanism having a discharge opening from which a sheet is discharged in a discharge direction; a stopper having a hitting portion against which a leading edge, in the discharge direction, of the discharged sheet hits, so that the sheet is bounced back; a discharge tray having a support surface on which the sheet bounced back by the stopper is supported; and a sheet-discharge controller configured to control the sheet-discharge mechanism such that the discharged sheet flies above the support surface, wherein the hitting portion is provided at a position where a one-side portion of the leading edge first hits the hitting portion, the one-side portion of the leading edge being nearer to a one-side end of the sheet than a center of the leading edge in an orthogonal direction parallel to a horizontal plane and orthogonal to the discharge direction. 1. A sheet-discharge device , comprising:a sheet-discharge mechanism having a discharge opening and configured to discharge a sheet from the discharge opening in a discharge direction that intersects a vertical direction by permitting the sheet to fly;a stopper having a hitting portion against which a leading edge, in the discharge direction, of the sheet discharged from the discharge opening hits, so that the sheet is bounced back;a discharge tray having a support surface on which the sheet bounced back by the stopper is supported, the discharge tray being disposed, between the discharge opening and the stopper, at a height level in the vertical direction lower than a height level of the hitting portion of the stopper; anda sheet-discharge controller configured to control the sheet-discharge mechanism such that the sheet discharged from the discharge opening flies above the support surface,wherein the hitting portion is provided at a position at which a one-side portion of the leading edge of the sheet first hits the hitting portion, the one-side portion of the leading ...

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03-04-2014 дата публикации

Conveying Apparatus and Image Recording Apparatus

Номер: US20140092186A1
Автор: Shota Iijima
Принадлежит: Brother Industries Ltd

The disclosure relates generally to a conveying apparatus and an image recording apparatus including the conveying apparatus. The conveying apparatus may include a plurality of first rollers and a second roller configured to form a nip point with each of the first rollers so that a sheet may be conveyed. The conveying apparatus may also include a roller holder configured to support the first roller and allow the plurality of first rollers to move toward and away from the second roller. The roller holder may include a shaft pressing portion configured to press shafts of the first rollers, and a sliding portion configured to move in a width direction between a third position and a fourth position to cause the shaft pressing portion to move between a first position and a second position, respectively.

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03-04-2014 дата публикации

Sheet Feeder and Image Recording Apparatus Equipped with the Sheet Feeder

Номер: US20140092188A1
Принадлежит: Brother Industries Ltd

A sheet feeder, including: a sheet supply roller configured to supply a sheet to a sheet feeding path; a sheet feed roller configured to feed the sheet supplied to the sheet feeding path by the sheet supply roller to a downstream side in a sheet feeding direction in which the sheet is fed; a discharge roller configured to discharge the sheet fed by the feed roller to a downstream side in the sheet feeding direction; a drive motor configured to drive a first shaft for rotating the feed roller; a first transmitting mechanism configured to transmit a rotary motion of the first shaft to a second shaft for rotating the discharge roller; and a second transmitting mechanism configured to transmit a rotary motion of the second shaft to a third shaft for rotating the sheet supply roller.

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03-04-2014 дата публикации

RECORDING APPARATUS

Номер: US20140092189A1
Автор: SAKANO Yuji
Принадлежит: BROTHER KOGYO KABUSHIKI KAISHA

A recording apparatus includes a first accommodating section, a transporting mechanism configured to transport the recording medium in order of a first path to a fourth path and which includes a separating mechanism, and a recording section. The separating mechanism includes a feeding roller and a separating member. The first accommodating section, the second path, and the fourth path are arranged to overlap with each other in a vertical direction. 1. A recording apparatus comprising:a first accommodating section which is configured to accommodate a plurality of recording media;a transporting mechanism configured to transport a recording medium among the recording media loaded on the first accommodating section in order of a first path which is configured to turn the recording medium upside down, a second path which is extended linearly, a third path which is configured to turn the recording medium upside down, and a fourth path which is extended linearly, the transporting mechanism including a separating mechanism which is configured to separate multi-fed recording media, from the first accommodating section, and to transport the separated recording media to the first path; anda recording section configured to record an image on the recording medium,wherein the recording section is arranged along the fourth path, andthe separating mechanism includes a feeding roller configured to transport the recording medium by rotating while making a contact with an upper surface of the recording medium transported from the first accommodating section, and a separating member configured to separate the multi-fed recording media transported from the first accommodating section, by applying a transporting resistance by making a contact with a lower surface of the recording medium transported by the feeding roller.2. The recording apparatus according to claim 1 , wherein the first accommodating section claim 1 , the second path claim 1 , and the fourth path are arranged to overlap ...

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06-01-2022 дата публикации

ELECTRIC PAPER TRAY, AUTOMATIC DOCUMENT FEEDER WITH ELECTRIC PAPER TRAY AND AUTOMATIC SWITCHING METHOD OF AUTOMATIC DOCUMENT FEEDER WITH ELECTRIC PAPER TRAY

Номер: US20220002099A1
Принадлежит:

An electric paper tray includes a base, a paper holding element pivotally mounted to at least one side of the base, a power unit arranged at the base, and a lifting module connected between the paper holding element and the power unit. The lifting module is movably mounted under the paper holding element. When the lifting module is driven by the power unit to move to a first position, with respect to the base, the lifting module drives the paper holding element to make the paper holding element rotate to a closed position, when the lifting module is driven by the power unit to move to a second position, with respect to the base, the lifting module drives the paper holding element to make the paper holding element rotate to an opened position. 1. An electric paper tray used in an automatic document feeder , comprising:a base;a paper holding element pivotally mounted to at least one side of the base, a bottom of the paper holding element having at least one rotation shaft, the at least one rotation shaft being pivotally connected to the base;a power unit arranged at the base; anda lifting module connected between the paper holding element and the power unit, the lifting module being movably mounted under the paper holding element,wherein when the lifting module is driven by the power unit to move to a first position, with respect to the base, the lifting module drives the paper holding element to make the paper holding element rotate to a closed position via the at least one rotation shaft, an outer surface of the paper holding element and a top surface of the automatic document feeder are connected and are shown as a continuous surface, at the moment, the outer surface of the paper holding element is used as an appearance surface of the automatic document feeder, when the lifting module is driven by the power unit to move to a second position, with respect to the base, the lifting module drives the paper holding element to make the paper holding element rotate to an ...

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05-01-2017 дата публикации

Print Control Apparatus and Printer

Номер: US20170001455A1
Принадлежит:

A control unit included in a print control apparatus determines whether or not a print range of a printing job falls within a printable range of a medium calculated based on a result of detection by a detection unit in a transport direction and in a width direction crossing the transport direction, and in a case where the print range falls within the printable range, the control unit permits the execution of printing based on the printing job. 1. A print control apparatus of a printer including a transport unit that transports a medium in a transport direction , a detection unit that can detect a skew amount of the medium , and a printing unit that performs printing on the medium based on a printing job , the apparatus comprising:a control unit that determines whether or not a print range of the printing job falls within a printable range of the medium calculated based on a result of detection by the detection unit in the transport direction and in a width direction crossing the transport direction, and that permits an execution of printing based on the printing job in a case where the print range falls within the printable range.2. The print control apparatus according to claim 1 ,wherein the control unit can adjust an arrangement of the print range with respect to the printable range, andwherein, in a case where the print range does not fall within the printable range, when the print range falls within the printable range by adjusting the arrangement of the print range in the width direction, the control unit permits the execution of printing based on the printing job of which the print range is adjusted.3. The print control apparatus according to claim 1 ,wherein, in a case where there is a plurality of printing jobs, the control unit permits the execution of printing based on the printing job of which the print range falls within the printable range among the plurality of printing jobs, while limiting the execution of printing based on the printing job of which ...

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02-01-2020 дата публикации

METHOD OF DEPOSITING WET PRINTED SHEETS AND FORMING A SHEET STACK

Номер: US20200001595A1
Принадлежит:

A method for depositing wet printed sheets and forming a sheet stack in a delivery of a printing machine. An auxiliary stack which is separate from the sheet stack has sheet-shaped intermediate layers that are usable as moisture barriers in the sheet stack. A plurality of sheets are stacked on top of one another to form a first section of the sheet stack. Then an intermediate layer is moved from the auxiliary stack onto the section of the sheet stack. A plurality of sheets are stacked on top of one another and on the intermediate layer to form a further section. The intermediate layer is thus arranged in the sheet stack between the first section and the further section. The placement of the intermediate layers provides a way of reducing or even eliminating quality losses in sheets and/or sheet stacks caused by moisture and moisture exchange. 1. A method of depositing wet printed sheets and forming a sheet stack in a delivery of a printing machine , the method comprising:a) providing sheet-shaped intermediate layers on an auxiliary stack that is different from the sheet stack, the intermediate layers being configured to be used as moisture barriers in a sheet stack;b) depositing a plurality of sheets on top of one another and forming a first section of the sheet stack;c) moving an intermediate layer from the auxiliary stack onto the first section of the sheet stack; andd) depositing a plurality of sheets on the intermediate layer and on top of one another to form a further section of the sheet stack, with the intermediate layer arranged between the first section and the further section of the sheet stack.2. The method according to claim 1 , wherein the moving step comprises moving the intermediate layer from the auxiliary stack to the sheet stack at a specified point in time.3. The method according to claim 1 , wherein the moving step comprises moving the intermediate layer from the auxiliary stack to the sheet stack after a predefined number of sheets has been ...

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04-01-2018 дата публикации

APPARATUS FOR PROCESSING MEDIA

Номер: US20180001673A1
Принадлежит: Nisca Corporation

The present invention is to provide a media processing apparatus for enabling a plurality of discharge sections disposed one side of the apparatus to be disposed parallel inside saved space, the media processing apparatus is provided with a plurality of discharge sections (correct card discharge section and error card discharge section) disposed on one side of an apparatus housing, and a discharge member (card reverse section) that discharges a card C to each discharge section. In such a card processing apparatus, a width dimension (length dimension in the discharge direction of the card) of a discharge stacker of the first card discharge section is wider than a width dimension of the card C, and a width dimension of a frame body of the error card discharge section is narrower than the width dimension of the card C. 1. A media processing apparatus for performing processing on a recording medium to discharge , comprising:an apparatus housing;a medium processing section adapted to perform predetermined processing on the recording medium;a discharge member adapted to discharge the recording medium processed in the medium processing section; anda plurality of discharge sections to which the recording medium is discharged by the discharge member, wherein the plurality of discharge sections is disposed parallel in the same direction as a discharge direction of the recording medium by the discharge member on one side of the apparatus housing, and is comprised of a first discharge section including a first frame body and a second discharge section including a second frame body,a length dimension in the discharge direction of the first frame body is longer than a length dimension in the discharge direction of the recording medium, and a length dimension in the discharge direction of the second frame body is shorter than the length dimension in the discharge direction of the recording medium.2. A media processing apparatus for performing processing on a recording medium to ...

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04-01-2018 дата публикации

SHEET CONVEYOR FOR TRANSPORTING A SHEET, METHOD FOR TRANSPORTING A SHEET IN A SHEET CONVEYOR, INKJET PRINTING APPARATUS COMPRISING THE SHEET CONVEYOR

Номер: US20180001678A1
Автор: RIETBERGEN Mark
Принадлежит: OCE-TECHNOLOGIES B.V.

A sheet conveyor is provided for transporting a sheet. The sheet conveyor includes a supplying conveyor, a receiving conveyor and a sheet guidance unit. The receiving conveyor includes a support surface arranged for supporting the sheet on a contact side of the sheet and an attraction unit arranged for attracting the sheet to the support surface. The supplying conveyor includes a transport belt being arranged for advancing the sheet in a transport direction along a transport path towards the support surface of the receiving conveyor; the sheet having two side edge portions relative to the transport path. The sheet guidance unit is arranged at a downstream end of the transport path for guiding the sheet towards the receiving conveyor, wherein said sheet guidance unit includes a lifting element arranged for lifting both side edge portions of the sheet away from the support surface while a middle portion of the sheet in between both side edge portions is guided towards the support surface. 1. A sheet conveyor for transporting a sheet , the sheet conveyor comprising a supplying conveyor , a receiving conveyor and a sheet guidance unit;the receiving conveyor comprising a support surface arranged for supporting the sheet on a contact side of the sheet and an attraction unit arranged for attracting the sheet to the support surface;the supplying conveyor being arranged for advancing the sheet in a transport direction along a transport path towards the support surface of the receiving conveyor;the sheet having two side edge portions relative to the transport path;the sheet guidance unit being arranged at a downstream end of the transport path for guiding the sheet towards the receiving conveyor, wherein said sheet guidance unit comprises a lifting element arranged for lifting both side edge portions of the sheet away from the support surface while a middle portion of the sheet in between both side edge portions is guided towards the support surface.2. The sheet conveyor ...

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02-01-2020 дата публикации

OUTPUT TENSION ZONES

Номер: US20200001623A1
Принадлежит:

In one example, an output tension zone can include a first tension roller assembly to receive partially dried inkjet media at an output of a heated pressure roller, wherein the first tension roller assembly includes a first continuous roller to receive a first side of the partially dried inkjet media and a second continuous roller to receive a second side of the partially dried inkjet media and a second tension roller assembly to receive the partially dried inkjet media from the first tension roller assembly, wherein the second tension roller assembly includes a third continuous roller to receive the first side of the partially dried inkjet media and a fourth continuous roller to receive the second side of the partially dried inkjet media. 1. An output tension zone , comprising:a first tension roller assembly to receive partially dried inkjet media at an output of a heated pressure roller, wherein the first tension roller assembly includes a first continuous roller to receive a first side of the partially dried inkjet media and a second continuous roller to receive a second side of the partially dried inkjet media; anda second tension roller assembly to receive the partially dried inkjet media from the first tension roller assembly, wherein the second tension roller assembly includes a third continuous roller to receive the first side of the partially dried inkjet media and a fourth continuous roller to receive the second side of the partially dried inkjet media.2. The output tension zone of claim 1 , comprising a media guide positioned to receive the partially dried inkjet media between the first tension roller assembly and the second tension roller assembly.3. The output tension zone of claim 2 , wherein the media guide provides pressure to an edge of the partially dried inkjet media between the first tension roller assembly and the second tension roller assembly.4. The output tension zone of claim 1 , wherein the first continuous roller and the second continuous ...

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02-01-2020 дата публикации

RECORDING APPARATUS

Номер: US20200001624A1
Принадлежит:

A recording apparatus includes a recording head that performs recording on a medium, a transport belt that has an clinging surface that cling the medium, and transports the medium to a position facing the recording head, a first charging unit that is in contact with the transport belt to frictionally charge the clinging surface, and a second charging unit that applies a voltage to the transport belt to charge the clinging surface, in which a control unit, which switches between charging of the clinging surface by the first charging unit and charging of the clinging surface by the second charging unit, switches between the charging of the clinging surface by the first charging unit and the charging of the clinging surface by the second charging unit, according to a state of a surface of the medium, which is in contact with the clinging surface. 1. A recording apparatus comprising:a recording head that performs recording on a medium;a transport belt that has an clinging surface that cling the medium, and transports the medium to a position facing the recording head;a first charging unit that is in contact with the transport belt to frictionally charge the clinging surface;a second charging unit that applies a voltage to the transport belt to charge the clinging surface; anda control unit that switches between charging of the clinging surface by the first charging unit and charging of the clinging surface by the second charging unit, whereinthe control unit switches between the charging of the clinging surface by the first charging unit and the charging of the clinging surface by the second charging unit, according to a state of a surface of the medium, which is in contact with the clinging surface.2. The recording apparatus according to claim 1 , whereinthe control unitdetermines whether or not recording is performed on a surface adsorbed to the clinging surface as a state of the surface of the medium,when the surface of the medium on which the recording is not ...

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02-01-2020 дата публикации

SENSOR DEVICE AND IMAGE FORMING APPARATUS

Номер: US20200001627A1
Автор: Suzuki Takahiro
Принадлежит:

Provided is a sensor control apparatus including a main board and a plurality of sensors to the main board. The main board alternately applies a first voltage and a second voltage to the plurality of sensors, to thereby cause the plurality of sensors to perform detection operations in order from an upstream side. A time period for applying the first voltage to a sensor that is not a target from which a detection result is to be acquired is shorter than a time period for applying the first voltage to a sensor that is the target from which a detection result is to be acquired. 1. A sensor device , comprising: a first switch provided to a first power supply line for receiving a voltage;', 'a second switch provided to a second power supply line for supplying the voltage to another sensor that is subsequently connected among the plurality of sensors; and', 'a contact provided between the first power supply line and the second power supply line, wherein the contact is positioned at an upstream side of the first switch;, 'a plurality of sensors connected in series, wherein the plurality of sensors include a first sensor and a second sensor connected to the first sensor, and wherein each of the plurality of sensors includesa voltage supply circuit configured to supply the voltage, wherein the voltage supply circuit is connected to the first sensor among the plurality of sensors; andwherein a state of the first switch becomes a conductive state in a case where a first voltage is received when states of the first switch and the second switch are a cutoff state;wherein the state of the first switch becomes the cutoff state in a case where a second voltage different from the first voltage is received when (i) the state of the first switch is the conductive state and (ii) the state of the second switch is the cutoff state;wherein the state of the second switch becomes a conductive state in a case where the second voltage is received when the states of the first switch and the ...

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20-01-2022 дата публикации

INKJET RECORDING APPARATUS

Номер: US20220016913A1
Автор: Miyamoto Hiroshi
Принадлежит:

An inkjet recording apparatus includes a printing portion configured to discharge ink on a sheet, a drying portion configured to blow warm air to the sheet to dry ink, a first rotary member is in contact with the first surface of the sheet, a heating portion configured to heat the first rotary member, a second rotary member configured to form a nip portion that apply heat and pressure to the sheet, a first detection unit configured to detect a temperature of the first rotary member, a second detection unit configured to detect a temperature of the second rotary member, a cooling unit configured to cool the second rotary member, and a control unit configured to execute a cooling mode of activating the cooling unit in a state where a temperature difference between the first rotary member and the second rotary member is smaller than a threshold. 1. An inkjet recording apparatus comprising:a conveyance portion configured to convey a sheet;a printing portion configured to discharge ink and form an image on a first surface of the sheet;a drying portion configured to blow warm air to the first surface of the sheet to which the image has been formed by the printing portion to dry ink;a first rotary member arranged downstream of the drying portion in a conveyance direction of the sheet and is in contact with the first surface of the sheet:a heating portion configured to heat the first rotary member;a second rotary member abutted against the first rotary member and configured to form a nip portion that is configured to nip and convey the sheet having passed the drying portion and apply heat and pressure to the sheet;a first detection unit configured to detect a temperature of the first rotary member;a second detection unit configured to detect a temperature of the second rotary member;a cooling unit configured to cool the second rotary member; anda control unit configured to execute a cooling mode of activating the cooling unit in a state where a temperature difference ...

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12-01-2017 дата публикации

Image Recording Apparatus

Номер: US20170008309A1
Автор: Masao MIMOTO, Shingo Ito
Принадлежит: Brother Industries Ltd

An image recording apparatus includes: a recording section which records an image on a sheet conveyed in a conveyance direction in a conveyance route; a first abutment member having a plurality of first abutment portions arranged apart from each other in a width direction orthogonal to the conveyance direction, and configured to abut against the sheet conveyed in the conveyance route; a first supporting member which supports the first abutment member; and a plurality of second abutment members which are supported by the first supporting member at both sides in the width direction, respectively, of the first abutment member, at a distance from the first abutment member, and each of which has a second abutment portion capable of contacting with the sheet conveyed in the conveyance route.

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14-01-2016 дата публикации

RECORDING PAPER SUPPLY DEVICE, ROLL PAPER PRINTER, AND NEAR-END DETECTION METHOD

Номер: US20160009108A1
Автор: NAKAYAMA Hiroyuki
Принадлежит: SEIKO EPSON CORPORATION

A recording paper supply mechanism of a roll paper printer has a roll paper holder that holds the sides of a paper roll on the transverse axis X at a position above Z the roll paper receiver A delivery roller is disposed above Z the paper roll on the roll paper receiver A detection unit has a emitter A and photodetector B position so a detection beam L travels diagonally below the delivery roller and the detection beam L intersects the path A of paper roll movement when rising toward the delivery roller A near-end state can therefore be detected based on output of the detection unit even when the paper roll is raised by force pulling in the delivery direction. 1. A recording paper supply device comprising:a roll paper storage unit that has a bottom on which a paper roll of recording paper wound into a roll rests, and stores the paper roll;a delivery roller that delivers the recording paper from the paper roll stored in the roll paper storage unit; anda detection unit including an emitter and a photodetector;wherein the delivery roller is configured to move the paper roll from a first position resting on the bottom to a second position where the outside surface of the paper roll contacts the delivery roller; andthe detection unit is configured to detect the light from the emitter to the photodetector with the photodetector when the paper roll is at the second position.2. The recording paper supply device described in claim 1 , further comprising:a decision unit configured to determine the remaining amount of recording paper on the paper roll is in a near-end state less than a predetermined amount based on the output of the detection unit; anda roll paper holder that holds the paper roll moved from the first position to the second position elevated from the bottom;wherein the decision unit determines the near-end state when the photodetector detects the light.3. The recording paper supply device described in claim 1 , wherein:the detection unit is disposed so that the ...

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14-01-2016 дата публикации

TARGET TRANSPORT APPARATUS AND LIQUID EJECTING APPARATUS

Номер: US20160009110A1
Автор: ABE Takahiro
Принадлежит:

A target transport apparatus includes a transport roller pair that has a plurality of segmented roller members disposed at intervals in a width direction that intersects with a transport direction of continuous paper and that imparts a transport force on the continuous paper by the segmented roller members pinching the continuous paper; and an image capturing unit, disposed in a location that corresponds to a pinched area in the width direction of the continuous paper that is pinched by the segmented roller members and to the pinched area along the transport direction, that detects, without making contact with the continuous paper, an amount by which the continuous paper is transported by the transport roller pair. 1. A target transport apparatus comprising:a transport unit that includes a plurality of pinching portions disposed at intervals along a width direction that intersects with a transport direction of a target, the transport unit imparting a transport force on the target by the pinching portion pinching the target at a plurality of pinched areas; a transport amount detection unit, disposed in a location that is axially aligned with a pinched area of the target in the width direction and downstream from the transport unit in the transport direction; anda support member that supports the target transported by the transport unit;wherein the transport amount detection unit is configured to detect an amount by which the target is transported by the transport unit without making contact with the target;wherein the transport amount detection unit detects the amount by which the target is transported from a surface of the target that is supported by the support member.2. (canceled)3. (canceled)4. The target transport apparatus according to claim 1 , wherein the transport amount detection unit is disposed in a location that corresponds to the center of the pinched area in the width direction of the target and to the center of the pinched area along the transport ...

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11-01-2018 дата публикации

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

Номер: US20180009244A1
Автор: SAITA Hirofumi
Принадлежит: FUJIFILM Corporation

Provided are an image forming apparatus and an image forming method capable of coping with a medium exceeding a transport limit of a pair of rollers in image formation in which the medium is transported with the medium interposed between the pair of rollers. In a case where a medium exceeding a transport limit of first transport means to which medium transport using a first roller and a second roller is applied is used, second transport means is used to assist in the medium transport performed by the first transport means. The driving of second driving means for driving the second transport means is controlled using a driving signal applied to the driving control of the first driving means for driving the first transport means. Medium transport in which synchronization is taken between the first transport means and the second transport means is realized. 1. An image forming apparatus comprising:first transport means for pinching a medium between a first roller and a second roller and driving at least any one of the first roller or the second roller to transport the medium;image forming means for forming an image on the transported medium;first driving means for driving at least any one of the first roller or the second roller, the first driving means including first coupling means coupled to at least any one of the first roller or the second roller, and a first driving source coupled to at least any one of the first roller or the second roller via the first coupling means;first driving control means for controlling the driving of the first driving means;driving signal output means for outputting a driving signal to be applied to the control of the driving of the first driving means;second transport means disposed on at least any one of an upstream side or a downstream side of the image forming means in a medium transport direction for assisting in the transport of the medium by the first transport means;second driving means for driving the second transport means; ...

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14-01-2021 дата публикации

LIQUID EJECTION APPARATUS, LIQUID EJECTION SYSTEM, AND LIQUID EJECTION METHOD

Номер: US20210008879A1
Принадлежит: RICOH COMPANY, LTD.

A liquid ejection apparatus is provided that includes a plurality of liquid ejection head units that are configured to eject liquid onto a conveyed object being conveyed; a detection unit that is provided with respect to each liquid ejection head unit of the plurality of liquid ejection head units and is configured to output a detection result indicating at least one of a position, a moving speed, and an amount of movement of the conveyed object with respect to a conveying direction of the conveyed object; and a control unit configured to control each liquid ejection head unit among the plurality of liquid ejection head units to eject liquid at a timing based on a plurality of the detection results of a plurality of the detection units. 1. A liquid ejection apparatus comprising:a plurality of liquid ejection head units configured to eject liquid onto a conveyed object being conveyed; provided to a respective liquid ejection head unit from among the plurality of liquid ejection head units, and', 'configured to output a detection result indicating at least one of a position, a moving speed, and an amount of movement of the conveyed object with respect to a conveying direction of the conveyed object; and, 'a plurality of detection units, each detection unit from among the plurality of detection units being'}a control unit configured to control each liquid ejection head unit from among the plurality of liquid ejection head units to eject liquid at a timing based on the detection result received from the detection unit provided to a respective liquid ejection head unit, wherein a plurality of optical sensors in which a first optical sensor from among the plurality of optical sensors is provided upstream, with respect to a conveying direction of the conveyed object, of a second optical sensor from among the plurality of optical sensors,', 'an LED light source provided to a respective optical sensor from among the plurality of optical sensors, the LED light source being ...

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14-01-2021 дата публикации

CONVERTIBLE PRINTED PRODUCT COLLECTING ASSEMBLY

Номер: US20210009377A1
Принадлежит:

A convertible printed product collecting assembly () includes a collecting fabric () rolled on a rotatable fabric bearing rod. Supporting legs () have a lower end tiltably connected to a printer () and are tillable in the collecting fabric's longitudinal direction. A tensioning and locking mechanism () is arranged to release or to lock the fabric bearing rod to rotate. Stabilizing brackets () secure the supporting legs () in at least one tilting angle. The tensioning and locking mechanism () is operable to tension and to hold the collecting fabric () in a flat, tensioned shape when in the locking state so as to provide a receiving desk for the printed product. Further, the collecting fabric () forms a collecting bag when unreeled from the fabric bearing rod. 1. A convertible printed product collecting assembly comprising:a collecting fabric having a longitudinal and a transversal direction, which is fixed at one end, in its longitudinal direction, to and roiled on a rotatable fabric bearing rod extending in the transversal direction of the fabric, and which is fixed at its other end to a transversal fixation rod, wherein the collecting fabric is to receive the printed product from a printer output;supporting legs to be tiltably connected to a printer and being tiltable in the collecting fabric's longitudinal direction;stabilizing brackets coupled to the supporting legs;a tensioning and locking mechanism which is associated to the fabric bearing rod to rotate the fabric bearing rod thereby releasing the fabric bearing rod to rotate in a releasing state and to lock the fabric bearing rod against rotation in a locking state;wherein one of the fabric bearing rod with its associated tensioning and locking mechanism and the transversal fixation rod is connected to and supported by upper ends of the supporting legs and the other is to be arranged close to the printer output;wherein the stabilizing brackets are to secure the supporting legs in at least one tilting angle in ...

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10-01-2019 дата публикации

Media unit redirector assembly for media processing devices

Номер: US20190010015A1
Принадлежит: Zebra Technologies Corp

A media processing device includes: a transport assembly to guide a media unit from a source past a processing head in an outbound direction, and past the processing head in a return direction toward an output; and a redirector to receive the media unit in the outbound direction, flip the media unit, and expel the media unit in the return direction. The redirector includes: a motor having an output shaft; a carriage rotatably supported by a housing; a roller supported by the carriage for engaging with the media unit; and a selector connected between the output shaft and the roller. The selector, for a first output shaft drive direction, rotates relative to the carriage and drives the roller for receiving or expelling the media unit, and for a second output shaft drive direction, engages the carriage and rotates the carriage relative to the housing for flipping the media unit.

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15-01-2015 дата публикации

Process and Apparatus for Printing Assembled Absorbent Articles with Custom Graphics

Номер: US20150015649A1
Принадлежит: Procter and Gamble Co

The present disclosure relates to methods and apparatuses for printing graphics on absorbent articles. Printing systems according to the present disclosure may include a carrier apparatus that transports individual absorbent articles past a printing station, which prints a custom graphic on the absorbent articles. The carrier apparatus may include a hook member connected with an endless belt. The printing system may also include a pressing apparatus positioned adjacent the endless belt. During operation, an absorbent article may be positioned on a hook member, and the endless belt conveys the absorbent article in the machine direction past the printing station. As the absorbent article advances toward the printing station, the pressing apparatus compresses and flattens the absorbent article against the hook member to help provide a relatively flat, smooth surface on the absorbent article to be printed. The printing station then prints a graphic on the advancing article.

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15-01-2015 дата публикации

Rollers for a printer and a printer equipped with said rollers

Номер: US20150015654A1
Автор: Armin Pietza
Принадлежит: BIXOLON EUROPE GmbH

The invention relates to a roller (R) for a printer for printing on print material (D) which on its side (D R ) facing away from the side (D D ) to be printed on is coated or can be coated in certain areas with an adhesive or sticking material (K), wherein the roller (R) serves to convey the print material or to press the print material against a print head or print cylinder (DKW) and the roller (R) has at least one pressing area (BA) and the pressing area (BA) serves to butt against and press onto the print material (D), characterised in that the pressing area (BA) or the pressing areas together has or have a width (B BA ) which is less than the width (B D ) of the print material (D).

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03-02-2022 дата публикации

IMAGE FORMING APPARATUS

Номер: US20220032656A1
Принадлежит:

A printer includes a printer body, a hopper, an open-and-close cover, a paper support, and a support holder. The hopper pushes paper up while supporting the paper. The open-and-close cover is able to be opened from and closed toward the printer body. The paper support is provided in such a way as to be able to be housed inside and drawn away from the open-and-close cover, and is configured to support the paper by being drawn out. The support holder supports the paper, together with the hopper and the paper support. The support holder switches between an upright orientation for being housed into the printer body and a tilted orientation for supporting the paper together with the hopper and the paper support by the opening and closing of the open-and-close cover. 1. An image forming apparatus , comprising:an apparatus body that includes an image forming unit that forms an image on a medium;a pushing-up member that is provided rotatably on the apparatus body and is configured to push the medium up while supporting the medium;an open-and-close member that is provided on the apparatus body and is configured to be opened from and closed toward the apparatus body;a medium supporting member that is configured to be housed inside and drawn out from the open-and-close member, the medium supporting member being configured to support the medium when the open-and-close member is in an open state in which the open-and-close member is opened from the apparatus body and the medium supporting member is drawn out; andan assisting support member that is provided rotatably on the apparatus body and is configured to support the medium together with the pushing-up member and the medium supporting member, whereinthe assisting support member is configured to switch between a first state in which the assisting support member is housed into the apparatus body and a second state in which the assisting support member supports the medium together with the pushing-up member and the medium ...

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