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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 60. Отображено 60.
22-04-2010 дата публикации

FRICTION RETARD FEEDER WITH IMPROVED SHEET SEPARATION

Номер: US20100096795A1
Принадлежит: XEROX CORPORATION

A substrate feeding apparatus and a printing machine is provided herein for feeding substrates from a substrate stack having a nudger roll being selectively movable between a first position and a second position. In the first position, the nudger roll is in contiguous contact with a first substrate of the substrate stack for advancing the first substrate from the substrate stack. The first substrate having a lead edge and a trail edge, with the lead edge leading in a direction of advancement. In the second position, the nudger roll is not in contiguous contact with the substrate stack or the first substrate. A feed roll for further advancing the first substrate in the direction of advancement. A retard member forming a nip with the feed roll. The retard member is used for separating the first substrate from an adjacent second substrate. A guide baffle extending between the substrate stack and the nip, with the guide baffle configured to contact, and to guide, the first substrate as it advances ...

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04-10-2018 дата публикации

CURE CONFIRMATION SYSTEM AND METHOD FOR THREE DIMENSIONAL OBJECT PRINTER

Номер: US20180281302A1
Принадлежит:

A print system and a method for confirming complete curing of a marking material are disclosed. For example, the print system includes a plurality of printheads arranged in a two-dimensional array, a curing light source, a curing confirmation system, a movable member to hold an object and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to operate the curing light source to cure the marking material and to operate the curing confirmation system to confirm that the curing of the marking material is complete.

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10-10-2013 дата публикации

Personalized Packaging Production System

Номер: US20130267397A1
Принадлежит:

A personalized packaging production system includes an in-feed tray, an out-feed tray, a cutting table disposed intermediate the in-feed tray and the out-feed tray and an interchangeable cutting/creasing assembly. A sheet feeder is positioned between the in-feed tray and the cutting table to feed media sheets from the in-feed tray to the cutting table, and an exit nip is positioned between the out-feed tray and the cutting table to remove media sheets from the cutting table to the out-feed tray.

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03-03-2020 дата публикации

System and method for verifying the cure of ultraviolet curable materials in a three-dimensional 3D object printer

Номер: US0010576754B2
Принадлежит: Xerox Corporation, XEROX CORP

A direct-to-object printer includes an ultraviolet (UV) curing verification subsystem. The verification subsystem includes a ribbon that frictionally engages an image on an object that contains UV curable material. An imaging device generates image data of the ribbon that engaged the image and the image data is processed to determine whether any uncured UV material is present on the ribbon.

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21-01-2016 дата публикации

Personalized Packaging Production System

Номер: US20160016374A1
Принадлежит:

A personalized packaging production system includes an in-feed tray, an out-feed tray, a cutting table disposed intermediate the in-feed tray and the out-feed tray and an interchangeable cutting/creasing assembly. A sheet feeder is positioned between the in-feed tray and the cutting table to feed media sheets from the in-feed tray to the cutting table, and an exit nip is positioned between the out-feed tray and the cutting table to remove media sheets from the cutting table to the out-feed tray.

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21-03-2019 дата публикации

THERMOFORMABLE OVERCOAT IN ROLL-TO-ROLL FORMAT PRINTERS FOR THERMOFORMING APPLICATIONS

Номер: US20190084330A1
Принадлежит:

A system for printing at least one stretchable ink on a thermoformable substrate including a first surface and a second surface opposite the first surface. The system includes an unwinder, a printing module and a rewinder. The unwinder is arranged to feed the thermoformable substrate from a first roll into a printing module. The printing module includes a flood coater arranged to deposit a coating layer on the first surface of the thermoformable substrate. The rewinder is arranged to receive the thermoformable substrate and to form the thermoformable substrate into a second roll.

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03-07-2014 дата публикации

SEMI-CONDUCTIVE MEDIA TRANSPORT FOR ELECTROSTATIC TACKING OF MEDIA

Номер: US20140184712A1
Принадлежит: XEROX CORPORATION

A semi-conductive media transport is used with an ink jet printing system. A belt is held flat and slides across a conductive platen, causing electrostatic charges on the belt. The belt is made semi-conductive to prevent charge buildup. The belt has an effective surface resistivity between a lower limit to preclude a buildup of electrostatic charges, and an upper limit to enable electrostatic tacking of the media to the belt. The resistivity limits vary depending upon belt velocity, thickness, material, belt and media dielectric constant, and slot width. A pair of charged nip rollers tacks the media substrate to the belt. An AC corotron is disposed above the belt to establish a net neutral charge state on the media substrate and the belt. Platen slots directly below the ink jet print heads will maintain the net neutral charge state on the media substrate and the belt.

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08-11-2018 дата публикации

DEVICE FOR PROVIDING MULTIPLE SURFACE TREATMENTS TO THREE-DIMENSIONAL OBJECTS PRIOR TO PRINTING AND SYSTEM USING THE DEVICE

Номер: US20180319178A1
Принадлежит:

A surface treatment system includes a holder configured to secure an object within the holder and a surface treatment device that is configured to treat a surface of the object within the holder with two types of surface treatments. The device is capable of producing a plasma or a flame at its nozzle for surface treatment. By controlling the materials supplied to the device and the way in which is operated, either a flame or plasma is produced. Thus, the surface treatment system is capable of treating a wide range of materials for printing by a direct-to-object printer.

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22-05-2018 дата публикации

Flexible plasma treatment device and method for treating the surface of an object with the device

Номер: US0009980362B1
Принадлежит: Xerox Corporation, XEROX CORP

A flexible plasma surface treatment device is configured to conform to an irregular surface of an object to enable treatment of the surface with plasma formed by an electrode in the device. The flexible plasma treatment device includes a layer of flexible dielectric material having an upper surface and a lower surface, a first flexible electrode completely encapsulated within the layer of dielectric material, a second flexible electrode mounted to the lower surface of the layer of dielectric material, and a second layer of flexible electrically insulating material mounted to the lower surface of the layer of flexible dielectric material to expose a first portion of the second electrode and to cover a second portion of the second electrode at the lower surface of the dielectric material layer.

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25-06-2019 дата публикации

Printable merchandise holder for printing of contoured objects

Номер: US0010328718B2
Принадлежит: Xerox Corporation, XEROX CORP

A system for printing on a multi-dimensional object includes a plurality of print heads, and a printing chase configured to receive an object holder for an object and provide accurate registration of the object. The system further includes an actuator configured to move the printing chase relative to the print heads. The system is configured to receive information corresponding to an object holder mounted on the printing chase, determine a position of at least one printable area using the retrieved information, receive information relating to print data to be printed on the at least one printable area, use the determined position of the at least one printable area to control a movement of the printing chase relative to the print heads, and operate the print heads to eject marking material onto the at least one printable area to print data on the at least one printable area.

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15-09-2015 дата публикации

Semi-conductive media transport for electrostatic tacking of media

Номер: US0009132673B2
Принадлежит: Xerox Corporation, XEROX CORP, XEROX CORPORATION

A semi-conductive media transport is used with an ink jet printing system. A belt is held flat and slides across a conductive platen, causing electrostatic charges on the belt. The belt is made semi-conductive to prevent charge buildup. The belt has an effective surface resistivity between a lower limit to preclude a buildup of electrostatic charges, and an upper limit to enable electrostatic tacking of the media to the belt. The resistivity limits vary depending upon belt velocity, thickness, material, belt and media dielectric constant, and slot width. A pair of charged nip rollers tacks the media substrate to the belt. An AC corotron is disposed above the belt to establish a net neutral charge state on the media substrate and the belt. Platen slots directly below the ink jet print heads will maintain the net neutral charge state on the media substrate and the belt.

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10-07-2018 дата публикации

Printer for providing multiple surface treatments to three-dimensional objects prior to printing and method for operating the printer

Номер: US0010016997B1
Принадлежит: Xerox Corporation, XEROX CORP

A printer is configured with a surface treatment system having a holder configured to secure an object within the holder and a plurality of surface treatment devices. Each surface treatment device is configured to treat a surface of the object within the holder differently than each of the other surface treatment devices in the plurality of surface treatment devices. Thus, the printer is capable of treating a wide range of materials for printing by the direct-to-object printer.

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23-09-2014 дата публикации

System and method for adjusting an electrostatic field in an inkjet printer

Номер: US0008840241B2

A system and method for adjusting an electrostatic field in a print zone of an inkjet printer. The printer includes an electrostatic tacking device to hold a sheet of recording media to a transport belt moving through the print zone for imaging with one or more inkjet printheads. A sensor determines the electrostatic field before the print zone and adjusts the electrostatic field with a corotron disposed after the tacking device and before the print zone. Reduction of the electrostatic field in the print zone can reduce imaging errors resulting from electrostatic fields.

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16-03-2021 дата публикации

Fountain solution deposition apparatus and method for digital printing device

Номер: US0010946686B2
Принадлежит: Xerox Corporation, XEROX CORP

An intermediate roller positioned between a fountain solution vapor supply and an imaging member decouples fountain solution vapor deposition from the surface of the imaging member. The intermediate roller may be temperature controlled. A uniform layer of fountain solution condenses onto the surface of the temperature controlled intermediate roller regardless of the imaging blanket temperature. The fountain solution condensate layer deposited onto the intermediate roller splits and deposits a thin uniform layer of fountain solution liquid onto the imaging member surface. This liquid layer split may be independent of the temperature of the imaging member surface, resulting in a uniform layer of fountain solution on the imaging blanket for better imaging quality. Remotely locating the vaporizing chamber away from the imaging member prevents undesired heat transfer from a hot vaporizing chamber/baffle to the imaging member surface.

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28-04-2015 дата публикации

Systems for dampening fluid removal, vapor control and recovery for ink-based digital printing

Номер: US0009019329B2
Принадлежит: Xerox Corporation, XEROX CORP, XEROX CORPORATION

A system for dampening fluid recovery in an ink-based digital printing system includes a seal manifold having a front seal portion, the front seal portion having an upper wall facing the imaging surface, the upper wall being configured to define an air flow channel with the imaging surface, the upper wall being contoured to form a distance between the upper wall and the imaging surface at an evaporation location that is less than distance between the upper wall and the imaging surface at locations interposing the evaporation location and a vacuum inlet channel of the seal manifold.

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11-09-2008 дата публикации

Novel finisher compiler tray

Номер: US20080217844A1
Принадлежит: Xerox Corporation

This is a compiler tray with a Velcro® surfaced back guide enabled to be used with Birds Beak Edge Curl Suppressors to minimize up curl and down curl of sheets fed into the tray and improve Stapled Set Registration. The Velcro® is either fixed to the back guide or adjustably positioned on the back guide. The Velcro® is placed on the back guide in such a manner that the ribs and grooves of the Velcro® are at an angle significantly not parallel to the plane of the lead edge of paper sheets fed into the compiling tray.

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02-07-2019 дата публикации

Variable data marking direct to print media

Номер: US0010336057B2
Принадлежит: Xerox Corporation, XEROX CORP, XEROX CORPORATION

An apparatus and method for printing directly onto print media including smooth non-absorbent media substrates (e.g., polymer films) inks having a wide range in viscosity, so that flexographic, gravure, and lithographic inks can all be contemplated. The proposed method is able to print with variable data/imaging. Dampening fluid may be patterned onto an imaging roll by coating the imaging roll with a layer of the dampening fluid and selectively evaporating off a patterned portion via a laser imaging device. The imaging roll then contacts the print substrate and transfers the patterned dampening fluid onto the substrate via film splitting. The substrate then passes through an inker station where ink is deposited directly to the substrate for attachment thereto except where rejected by the dampening fluid.

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28-05-2019 дата публикации

Device for providing multiple surface treatments to three-dimensional objects prior to printing and system using the device

Номер: US0010300711B2
Принадлежит: Xerox Corporation, XEROX CORP

A surface treatment system includes a holder configured to secure an object within the holder and a surface treatment device that is configured to treat a surface of the object within the holder with two types of surface treatments. The device is capable of producing a plasma or a flame at its nozzle for surface treatment. By controlling the materials supplied to the device and the way in which is operated, either a flame or plasma is produced. Thus, the surface treatment system is capable of treating a wide range of materials for printing by a direct-to-object printer.

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11-04-2017 дата публикации

Printed tag information recognition using multi-pose illumination to mitigate glare

Номер: US0009619686B2

Eliminate or reduce the impact of glare in printed information tag recognition applications using single- and multi-pose external illumination coupled with intelligent processing. A shelf imager can acquire shelf images for printed information tag localization and recognition. An external illuminator can provide at least one illumination condition/pose for shelf image acquisition in addition to lighting associated with the enclosed environment. A glare region of interest (ROI) detector can analyze all or a portion of the acquired shelf images for glare to determine whether additional images need to be acquired using different illumination conditions provided by the single- or multi-pose external illuminator or whether full or portion of acquired images need to be analyzed by a printed information tag locator and recognizer. A printed information tag locator and recognizer can analyze all or a portion of the acquired images to localize and recognize data printed on the printed information ...

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03-11-2020 дата публикации

Device for providing multiple surface treatments to three-dimensional objects prior to printing and system using the device

Номер: US0010821746B2
Принадлежит: Xerox Corporation, XEROX CORP

A surface treatment system includes a holder configured to secure an object within the holder and a surface treatment device that is configured to treat a surface of the object within the holder with two types of surface treatments. The device is capable of producing a plasma or a flame at its nozzle for surface treatment. By controlling the materials supplied to the device and the way in which is operated, either a flame or plasma is produced. Thus, the surface treatment system is capable of treating a wide range of materials for printing by a direct-to-object printer.

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25-10-2018 дата публикации

SYSTEM FOR PROVIDING MULTIPLE SURFACE TREATMENTS TO THREE-DIMENSIONAL OBJECTS PRIOR TO PRINTING

Номер: US20180304643A1
Принадлежит:

A surface treatment system includes a holder configured to secure an object within the holder and a plurality of surface treatment devices. Each surface treatment device is configured to treat a surface of the object within the holder differently than each of the other surface treatment devices in the plurality of surface treatment devices. A controller is configured to operate the surface treatment devices independently of one another so less than all of the devices can be operated to treat an object surface. Thus, the surface treatment system is capable of treating a wide range of materials for printing by a direct-to-object printer.

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10-09-2019 дата публикации

Thermoformable overcoat in roll-to-roll format printers for thermoforming applications

Номер: US0010406831B2
Принадлежит: Xerox Corporation, XEROX CORP

A system for printing at least one stretchable ink on a thermoformable substrate including a first surface and a second surface opposite the first surface. The system includes an unwinder, a printing module and a rewinder. The unwinder is arranged to feed the thermoformable substrate from a first roll into a printing module. The printing module includes a flood coater arranged to deposit a coating layer on the first surface of the thermoformable substrate. The rewinder is arranged to receive the thermoformable substrate and to form the thermoformable substrate into a second roll.

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29-12-2015 дата публикации

Personalized packaging production system

Номер: US0009221226B2

A personalized packaging production system includes an in-feed tray, an out-feed tray, a cutting table disposed intermediate the in-feed tray and the out-feed tray and an interchangeable cutting/creasing assembly. A sheet feeder is positioned between the in-feed tray and the cutting table to feed media sheets from the in-feed tray to the cutting table, and an exit nip is positioned between the out-feed tray and the cutting table to remove media sheets from the cutting table to the out-feed tray.

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23-06-2020 дата публикации

Cure confirmation system and method for three dimensional object printer

Номер: US0010688773B2
Принадлежит: Xerox Corporation, XEROX CORP

A print system and a method for confirming complete curing of a marking material are disclosed. For example, the print system includes a plurality of printheads arranged in a two-dimensional array, a curing light source, a curing confirmation system, a movable member to hold an object and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to operate the curing light source to cure the marking material and to operate the curing confirmation system to confirm that the curing of the marking material is complete.

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25-01-2022 дата публикации

Multi-layer imaging blanket

Номер: US0011230135B2
Принадлежит: XEROX CORPORATION

The present disclosure is directed to a multilayer imaging blanket for a variable data lithography printing system, including: a multilayer base having a lower contacting surface configured to wrap around or to be mounted on a cylinder core of the variable data lithography printing system; and a platinum catalyzed fluorosilicone surface layer opposite the lower contacting surface; wherein the multilayer base is a sulfur-free carcass including: a top layer including a sulfur-free rubber substrate such as an ethylene propylene diene monomer (EPDM) rubber substrate, a bottom layer including the lower contacting surface; and a compressible layer disposed between the top layer and the bottom layer, the compressible layer being attached to a surface of the top layer opposite the platinum catalyzed fluorosilicone surface layer and a surface of the bottom layer opposite the lower contacting surface, optionally the top layer further comprises a reinforcing fabric layer, the reinforcing fabric layer ...

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06-12-2018 дата публикации

SYSTEM AND METHOD FOR DETECTING DEFECTIVE ULTRAVIOLET RADIATING LIGHT EMITTING DIODES IN A PRINTER

Номер: US20180345683A1
Принадлежит:

A printer includes an ultraviolet (UV) curing device having UV light emitting diodes (LEDs) to cure UV curable inks ejected onto a surface after the surface travels past a plurality of printheads in the printer. A UV detector having UV sensors is positioned opposite the UV curing device so the UV sensors and UV LEDs are opposite one another in a one-to-one correspondence. A controller operates the UV curing device to direct UV light into the UV detector and receives electrical signals generated by the UV sensors. The controller compares these electrical signals to a predetermined threshold to identify defective LEDs in the UV curing device. The controller then determines how to move the UV curing device across the path of the surface to irradiate areas of the surface previously opposite the defective UV LEDs.

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08-11-2022 дата публикации

Cure confirmation system and method for three dimensional object printer

Номер: US0011491806B2
Принадлежит: Xerox Corporation

A print system and a method for confirming complete curing of a marking material are disclosed. For example, the print system includes a plurality of printheads arranged in a two-dimensional array, a curing light source, a curing confirmation system, a movable member to hold an object and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to operate the curing light source to cure the marking material and to operate the curing confirmation system to confirm that the curing of the marking material is complete.

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10-09-2020 дата публикации

CURE CONFIRMATION SYSTEM AND METHOD FOR THREE DIMENSIONAL OBJECT PRINTER

Номер: US20200282718A1
Принадлежит:

A print system and a method for confirming complete curing of a marking material are disclosed. For example, the print system includes a plurality of printheads arranged in a two-dimensional array, a curing light source, a curing confirmation system, a movable member to hold an object and a controller to control movement of the movable member to move the object past the array of printheads, to operate the plurality of printheads to eject the marking material onto the object as the object passes the two-dimensional array of printheads, to operate the curing light source to cure the marking material and to operate the curing confirmation system to confirm that the curing of the marking material is complete.

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09-09-2014 дата публикации

Media feeding system for cutting dimensional documents and methods of making and using same

Номер: US0008827580B2
Принадлежит: Xerox Corporation

A media feeding and cutting system is disclosed herein which comprises a media cutter including a cutting surface and a digital cutting device, a first feeder configured to automatically transport individual sheets of media from an in-feed receptacle toward the cutter, a positioner configured to position the medium on the cutting surface, a second feeder disposed adjacent to or connected to the cutting surface which is configured to automatically transport the cut medium from the cutter to an out-feed receptacle, and a processor configured to operate the cutter, first feeder, positioner and second feeder. Additional related systems and methods also are disclosed.

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18-03-2014 дата публикации

Media curling apparatus and systems including tri-roll media curler

Номер: US0008672322B2

A tri-roll curler apparatus includes an inlet roll, and exit roll, and a penetrating roll. The three rolls have substantially equal radii. At least one of the penetrating roll, and the inlet and exit rolls may be movable. Distances between the penetrating roll and the inlet roll, and the penetrating roll and the exit roll are substantially equal.

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21-08-2018 дата публикации

System and method for detecting defective ultraviolet radiating light emitting diodes in a printer

Номер: US0010052888B1
Принадлежит: Xerox Corporation, XEROX CORP

A printer includes an ultraviolet (UV) curing device having UV light emitting diodes (LEDs) to cure UV curable inks ejected onto a surface after the surface travels past a plurality of printheads in the printer. A UV detector having UV sensors is positioned opposite the UV curing device so the UV sensors and UV LEDs are opposite one another in a one-to-one correspondence. A controller operates the UV curing device to direct UV light into the UV detector and receives electrical signals generated by the UV sensors. The controller compares these electrical signals to a predetermined threshold to identify defective LEDs in the UV curing device. The controller then determines how to move the UV curing device across the path of the surface to irradiate areas of the surface previously opposite the defective UV LEDs.

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04-12-2012 дата публикации

Motion quality by handoff force control between upstream and downstream transports

Номер: US0008322717B1

A media transport apparatus includes a first media transport, having a first transport surface and a first drive unit, to convey the substrate media. A second media transport having a second transport surface and a second drive unit receives the substrate media from the first. A first force transducer outputs a force signal associated with a first force between the media transports. A control unit receives the force signal, and outputs a control signal to at least one of the first and second drive units that is dependent upon a comparison of the first relative force signal with a predetermined value. The control signal commands the first or second drive unit to drive the motion of the respective first or second media transport to maintain the force signal at or about no greater than the predetermined value.

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12-05-2009 дата публикации

Finisher compiler tray

Номер: US0007530567B2
Принадлежит: Xerox Corporation, XEROX CORP, XEROX CORPORATION

This is a compiler tray with a Velcro(R) surfaced back guide enabled to be used with Birds Beak Edge Curl Suppressors to minimize up curl and down curl of sheets fed into the tray and improve Stapled Set Registration. The Velcro(R) is either fixed to the back guide or adjustably positioned on the back guide. The Velcro(R) is placed on the back guide in such a manner that the ribs and grooves of the Velcro(R) are at an angle significantly not parallel to the plane of the lead edge of paper sheets fed into the compiling tray.

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12-11-2020 дата публикации

MULTI-LAYER IMAGING BLANKET

Номер: US20200353770A1
Принадлежит: XEROX CORPORATION

The present disclosure is directed to a multilayer imaging blanket for a variable data lithography printing system, including: a multilayer base having a lower contacting surface configured to wrap around or to be mounted on a cylinder core of the variable data lithography printing system; and a platinum catalyzed fluorosilicone surface layer opposite the lower contacting surface; wherein the multilayer base is a sulfur-free carcass including: a top layer including a sulfur-free rubber substrate such as an ethylene propylene diene monomer (EPDM) rubber substrate, a bottom layer including the lower contacting surface; and a compressible layer disposed between the top layer and the bottom layer, the compressible layer being attached to a surface of the top layer opposite the platinum catalyzed fluorosilicone surface layer and a surface of the bottom layer opposite the lower contacting surface, optionally the top layer further comprises a reinforcing fabric layer, the reinforcing fabric layer ...

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15-11-2022 дата публикации

Multi-layer imaging blanket

Номер: US0011498354B2
Принадлежит: XEROX CORPORATION

A multilayer imaging blanket for a variable data lithography system, including a multilayer base including a sulfur-containing layer; and a cured topcoat layer including a polyurethane in contact with the sulfur-containing layer of the multilayer base.

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19-09-2019 дата публикации

Printable Merchandise Holder for Printing of Contoured Objects

Номер: US20190283454A1
Принадлежит:

A system for printing on a multi-dimensional object includes a plurality of print heads, and a printing chase comprising one or more alignment elements configured to provide accurate registration of an object holder (also configured as an object packaging) relative to the print heads. The system further includes an actuator configured to move the printing chase relative to the print heads. The system is configured to receive information corresponding to an alignment element that is employed for positioning the object holder on the printing chase, determine a position a printable area using the retrieved information, receive information relating to print data to be printed on the printable area, use the determined position of the printable area to control a movement of the printing chase relative to the print heads, and operate the print heads to eject marking material onto the printable area to print data on the printable area.

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07-04-2015 дата публикации

Media tacking to media transport using a media tacking belt

Номер: US0008998403B2
Принадлежит: Xerox Corporation

When tacking print media to a print media transport belt in a printer, a tack module having a pair of nips is employed to control charge migration in across the print media in order to tolerate lead edge curl while ensuring uniform printing. An upstream nip is formed by a first bias transfer roll and a first backup roll, and a downstream nip is formed by a second bias transfer roll and a second backup roll. The respective backup rolls are offset slightly upstream of the respective bias transfer rolls. Charge of opposite polarities is applied to the first backup roll and the second bias transfer roll to facilitate taking of the print media to the print media transport belt.

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25-07-2019 дата публикации

DEVICE FOR PROVIDING MULTIPLE SURFACE TREATMENTS TO THREE-DIMENSIONAL OBJECTS PRIOR TO PRINTING AND SYSTEM USING THE DEVICE

Номер: US20190224992A1
Принадлежит:

A surface treatment system includes a holder configured to secure an object within the holder and a surface treatment device that is configured to treat a surface of the object within the holder with two types of surface treatments. The device is capable of producing a plasma or a flame at its nozzle for surface treatment. By controlling the materials supplied to the device and the way in which is operated, either a flame or plasma is produced. Thus, the surface treatment system is capable of treating a wide range of materials for printing by a direct-to-object printer.

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23-10-2018 дата публикации

Personalized packaging production system

Номер: US0010105923B2
Принадлежит: Xerox Corporation, XEROX CORP

A personalized packaging production system includes an in-feed tray, an out-feed tray, a cutting table disposed intermediate the in-feed tray and the out-feed tray and an interchangeable cutting/creasing assembly. A sheet feeder is positioned between the in-feed tray and the cutting table to feed media sheets from the in-feed tray to the cutting table, and an exit nip is positioned between the out-feed tray and the cutting table to remove media sheets from the cutting table to the out-feed tray.

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08-05-2014 дата публикации

MEDIA TACKING TO MEDIA TRANSPORT USING A MEDIA TACKING BELT

Номер: US20140125748A1
Принадлежит: Xerox Corporation

When tacking print media to a print media transport belt in a printer, a tack module having a pair of nips is employed to control charge migration in across the print media in order to tolerate lead edge curl while ensuring uniform printing. An upstream nip is formed by a first bias transfer roll and a first backup roll, and a downstream nip is formed by a second bias transfer roll and a second backup roll. The respective backup rolls are offset slightly upstream of the respective bias transfer rolls. Charge of opposite polarities is applied to the first backup roll and the second bias transfer roll to facilitate taking of the print media to the print media transport belt.

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26-06-2018 дата публикации

Two component ink jettable primer and incorporation of adhesion promoter to the ink for printing onto 3D objects

Номер: US0010005294B1
Принадлежит: XEROX CORPORATION, XEROX CORP

Provided is a surface treatment method, including: jetting a first component of a primer composition over a substrate, wherein the first component includes a crosslinking agent; jetting a second component of the primer composition over the substrate, wherein the second component includes a crosslinking activator; and mixing the first component and the second component to form a primer layer, wherein the jetting of the first component and the second component is from at least one printhead.

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15-04-2014 дата публикации

Automatic media loading and unloading system for producing dimensional documents

Номер: US0008695960B2

A media loading and unloading system, for use with a media cutting system having a cutting table and cutting apparatus to cut or score media held on a surface of the cutting table, includes an elevator assembly and a bi-directional transport system. The elevator assembly includes a drive and multiple vertically displaced bins that are vertically movable up and down by the drive. The bi-directional transport system transports media in a lateral feed direction from the elevator assembly to the cutting table surface and removes media from the cutting table surface in a lateral direction opposite to the feed direction to the elevator assembly.

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04-10-2018 дата публикации

PRINTABLE MERCHANDISE HOLDER FOR PRINTING OF CONTOURED OBJECTS

Номер: US20180281460A1
Принадлежит:

A system for printing on a multi-dimensional object includes a plurality of print heads, and a printing chase configured to receive an object holder for an object and provide accurate registration of the object. The system further includes an actuator configured to move the printing chase relative to the print heads. The system is configured to receive information corresponding to an object holder mounted on the printing chase, determine a position of at least one printable area using the retrieved information, receive information relating to print data to be printed on the at least one printable area, use the determined position of the at least one printable area to control a movement of the printing chase relative to the print heads, and operate the print heads to eject marking material onto the at least one printable area to print data on the at least one printable area.

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20-09-2011 дата публикации

Method and apparatus for media thickness measurement in an image production device

Номер: US0008023843B2
Принадлежит: Xerox Corporation, XEROX CORP, XEROX CORPORATION

A method and apparatus for media thickness measurement in an image production device is disclosed. The method may include receiving images of a media stack from an imaging device, measuring one or more sheet-to-sheet interfaces in the media stack from the received images, determining the media thickness based on the sheet-to-sheet interface measurements, and adjusting at least one image production device parameter based on the determined media thickness.

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23-06-2020 дата публикации

System and method for detecting defective ultraviolet radiating light emitting diodes in a printer

Номер: US0010688809B2
Принадлежит: Xerox Corporation, XEROX CORP

A printer includes an ultraviolet (UV) curing device having UV light emitting diodes (LEDs) to cure UV curable inks ejected onto a surface after the surface travels past a plurality of printheads in the printer. A UV detector having UV sensors is positioned opposite the UV curing device so the UV sensors and UV LEDs are opposite one another in a one-to-one correspondence. A controller operates the UV curing device to direct UV light into the UV detector and receives electrical signals generated by the UV sensors. The controller compares these electrical signals to a predetermined threshold to identify defective LEDs in the UV curing device. The controller then determines how to move the UV curing device across the path of the surface to irradiate areas of the surface previously opposite the defective UV LEDs.

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03-03-2022 дата публикации

MULTI-LAYER IMAGING BLANKET

Номер: US20220063317A1
Принадлежит: XEROX CORPORATION

A multilayer imaging blanket for a variable data lithography system, including a multilayer base including a sulfur-containing layer; and a cured topcoat layer including a polyurethane in contact with the sulfur-containing layer of the multilayer base.

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13-10-2020 дата публикации

Fountain solution deposition apparatus and method for digital printing device

Номер: US0010800196B2
Принадлежит: Xerox Corporation, XEROX CORP

An intermediate roller positioned between a fountain solution vapor supply and an imaging member decouples fountain solution vapor deposition from the surface of the imaging member. The intermediate roller may be temperature controlled. A uniform layer of fountain solution condenses onto the surface of the temperature controlled intermediate roller regardless of the imaging blanket temperature. The fountain solution condensate layer deposited onto the intermediate roller splits and deposits a thin uniform layer of fountain solution liquid onto the imaging member surface. This liquid layer split may be independent of the temperature of the imaging member surface, resulting in a uniform layer of fountain solution on the imaging blanket for better imaging quality. Remotely locating the vaporizing chamber away from the imaging member prevents undesired heat transfer from a hot vaporizing chamber/baffle to the imaging member surface.

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01-09-2020 дата публикации

System for providing multiple surface treatments to three-dimensional objects prior to printing

Номер: US0010759188B2
Принадлежит: Xerox Corporation

A surface treatment system includes a holder configured to secure an object within the holder and a plurality of surface treatment devices. Each surface treatment device is configured to treat a surface of the object within the holder differently than each of the other surface treatment devices in the plurality of surface treatment devices. A controller is configured to operate the surface treatment devices independently of one another so less than all of the devices can be operated to treat an object surface. Thus, the surface treatment system is capable of treating a wide range of materials for printing by a direct-to-object printer.

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18-08-2020 дата публикации

Printable merchandise holder for printing of contoured objects

Номер: US0010744792B2
Принадлежит: Xerox Corporation, XEROX CORP

A system for printing on a multi-dimensional object includes a plurality of print heads, and a printing chase comprising one or more alignment elements configured to provide accurate registration of an object holder (also configured as an object packaging) relative to the print heads. The system further includes an actuator configured to move the printing chase relative to the print heads. The system is configured to receive information corresponding to an alignment element that is employed for positioning the object holder on the printing chase, determine a position a printable area using the retrieved information, receive information relating to print data to be printed on the printable area, use the determined position of the printable area to control a movement of the printing chase relative to the print heads, and operate the print heads to eject marking material onto the printable area to print data on the printable area.

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13-11-2018 дата публикации

Contamination-proof imaging member cleaning device and method

Номер: US0010124576B2
Принадлежит: XEROX CORPORATION, XEROX CORP

A cleaning apparatus includes an inker roller and an ink source holding ink for the inker roller. The inker roller contacts a reimageable surface of an imaging member downstream of an ink image transfer station that transfers an ink image from the surface to a print sheet, with the surface having residual ink remaining thereon after the transfer of the ink image. The inker roller applies ink from the ink source against the reimageable surface. However, instead of the ink transferring from the inker roller to the surface, the ink stays with the inker roller and removes the residual ink from the surface to clean the surface for a subsequent ink image. The inker roller is not contaminated from removing the residual ink as the inker roller is designed to be coated by ink that adds to its coating of ink via the removed residual ink.

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11-08-2020 дата публикации

Pattern-free anilox inking system and method

Номер: US0010737483B2

In a digital inking system having an anilox member that carries a patterned metered layer of ink to a digital imaging member, and a doctor blade that removes excess ink from the surface of the anilox member resulting in the patterned metered layer, an overfill form roller in rolling contact with the anilox member adds an overcoat layer of ink on the patterned metered layer for transfer of both layers of ink to the digital imaging member. The overcoat layer of ink uniformly covers all regions of the anilox member and the mattered metered layer of ink, including lands of the anilox cell walls to make the combined layers of ink pattern-free.

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20-02-2014 дата публикации

System and Method for Adjusting an Electrostatic Field in an Inkjet Printer

Номер: US20140049586A1
Принадлежит: XEROX CORPORATION

A system and method for adjusting an electrostatic field in a print zone of an inkjet printer. The printer includes an electrostatic tacking device to hold a sheet of recording media to a transport belt moving through the print zone for imaging with one or more inkjet printheads. A sensor determines the electrostatic field before the print zone and adjusts the electrostatic field with a corotron disposed after the tacking device and before the print zone. Reduction of the electrostatic field in the print zone can reduce imaging errors resulting from electrostatic fields.

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20-06-2013 дата публикации

Automatic Media Loading and Unloading System for Producing Dimensional Documents

Номер: US20130156484A1
Принадлежит:

A media loading and unloading system, for use with a media cutting system having a cutting table and cutting apparatus to cut or score media held on a surface of the cutting table, includes an elevator assembly and a bi-directional transport system. The elevator assembly includes a drive and multiple vertically displaced bins that are vertically movable up and down by the drive. The bi-directional transport system transports media in a lateral feed direction from the elevator assembly to the cutting table surface and removes media from the cutting table surface in a lateral direction opposite to the feed direction to the elevator assembly.

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09-05-2017 дата публикации

Variable data and direct marking of print media with high viscosity materials

Номер: US0009643398B1
Принадлежит: Xerox Corporation, XEROX CORP, XEROX CORPORATION

An improved apparatus and method for printing directly onto Infra-Red (IR) transparent material (print media) such as Mylar using a method that is capable of using medium to high viscosity materials such as those needed for printed electronics. The proposed method would be able to print with variable data/imaging. A proposed method uses an IR receptor of which a print media is placed or passed over. Prior to irradiation the print media is coated with a sub-micron layer of dampening solution such as silicone oil that is then selectively evaporated off via a laser imaging device which passes IR energy thorough the dampening solution, print media and onto the receptor to evaporate dampening solution in areas that will be inked.

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26-09-2023 дата публикации

Matrix addressable, line laser, marking system using laser additives

Номер: US0011766874B2
Принадлежит: Xerox Corporation

Apparatus and method for using a line laser (LL) to quickly mark a substrate or media by utilizing a laser additive on/within the substrate/media, which greatly reduces the power requirement for marking the substrate/media. The combination of the LL wide swath (>305 mm) and the improved media/surface sensitivity to laser wavelength allows the LL marking system to achieve faster marking than other systems. The LL is mounted over a transport which transports the sensitized substrate/media past the LL for marking. The desired image is projected from the LL line by line in synch with the moving media and once the media passes the beam path of the LL, marking is complete. In this case, the media has been physically-altered via the heat generated by the LL interacting with the photosensitized media and is permanent. A second method would use a photosensitizing agent coated on top of the media to be marked.

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15-09-2016 дата публикации

PRINTED TAG INFORMATION RECOGNITION USING MULTI-POSE ILLUMINATION TO MITIGATE GLARE

Номер: US20160267304A1
Принадлежит: Xerox Corporation

Eliminate or reduce the impact of glare in printed information tag recognition applications using single- and multi-pose external illumination coupled with intelligent processing. A shelf imager can acquire shelf images for printed information tag localization and recognition. An external illuminator can provide at least one illumination condition/pose for shelf image acquisition in addition to lighting associated with the enclosed environment. A glare region of interest (ROI) detector can analyze all or a portion of the acquired shelf images for glare to determine whether additional images need to be acquired using different illumination conditions provided by the single- or multi-pose external illuminator or whether full or portion of acquired images need to be analyzed by a printed information tag locator and recognizer. A printed information tag locator and recognizer can analyze all or a portion of the acquired images to localize and recognize data printed on the printed information ...

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10-10-2013 дата публикации

Media Feeding System for Cutting Dimensional Documents and Methods of Making and Using Same

Номер: US20130266358A1
Принадлежит: XEROX CORPORATION

A media feeding and cutting system is disclosed herein which comprises a media cutter including a cutting surface and a digital cutting device, a first feeder configured to automatically transport individual sheets of media from an in-feed receptacle toward the cutter, a positioner configured to position the medium on the cutting surface, a second feeder disposed adjacent to or connected to the cutting surface which is configured to automatically transport the cut medium from the cutter to an out-feed receptacle, and a processor configured to operate the cutter, first feeder, positioner and second feeder. Additional related systems and methods also are disclosed.

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06-12-2018 дата публикации

SYSTEM AND METHOD FOR VERIFYING THE CURE OF ULTRAVIOLET CURABLE MATERIALS IN A THREE-DIMENSIONAL (3D) OBJECT PRINTER

Номер: US20180345562A1
Принадлежит:

A direct-to-object printer includes an ultraviolet (UV) curing verification subsystem. The verification subsystem includes a ribbon that frictionally engages an image on an object that contains UV curable material. An imaging device generates image data of the ribbon that engaged the image and the image data is processed to determine whether any uncured UV material is present on the ribbon.

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23-02-2016 дата публикации

Systems and methods for ink-based digital printing using a vapor condensation dampening fluid delivery system

Номер: US0009267646B2
Принадлежит: Xerox Corporation

An ink-based digital printing system includes a dampening fluid delivery system that forms a dampening fluid layer on a reimageable surface of an imaging plate using vapor condensation. The system includes a delivery nozzle having a chamber that receives atomized dampening fluid, mixes the fluid with hot air or nitrogen gas for rapid vaporization, and directs the vapor onto an imaging member surface for condensation and dampening fluid layer formation.

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07-06-2011 дата публикации

Apparatus, method and system for feedforward of sheet electrostatic tacking parameters to image transfer subsystem in image transfer apparatus

Номер: US0007957656B2
Принадлежит: Xerox Corporation, XEROX CORP, XEROX CORPORATION

A toner image transfer assembly has a tacking assembly, an image transfer assembly, and a media transport assembly. The tacking assembly senses critical properties of media while electrostatically tacking media to a transport device. The tacking assembly forwards data corresponding to the sensed electrical properties to the image transfer assembly so that the image transfer assembly anticipates the electrical properties of an approaching media type.

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