With Printing Patents (Class 270/1.01)
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Publication number: 20080211158Abstract: A post-processing apparatus includes a sheet carry-in path along which sheets from a carry-in port are fed through a sheet discharging port to a downstream post-processing position, and a collecting guide, for setting and collecting the sheets into a bunch. The collecting guide is located downstream of the sheet discharging port with a difference in level between the sheet discharging port and the collecting guide, is provided. A post-processing apparatus is provided for executing a stapling process and/or a folding process on the sheet bunch collected on the collecting guide. A sheet leading end regulating device is provided for regulating a position of leading ends of the sheets collected on the collecting guide device. The sheet leading end regulating device is movable according to a sheet size so that trailing ends of the sheet ends are placed at a predetermined position below the sheet discharging port.Type: ApplicationFiled: January 31, 2008Publication date: September 4, 2008Applicant: NISCA CORPORATIONInventors: Eiji Fukasawa, Ichitaro Kubota, Kenichi Matsuno, Takahisa Kazuno
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Publication number: 20080211165Abstract: A sheet conveying device, that can be included in an image forming apparatus, includes a first conveying unit to convey a sheet in a first sheet conveying direction, a second conveying unit to convey the sheet conveyed by the first conveying unit in a second sheet conveying direction that is different from the first sheet conveying direction, a first sheet conveying path provided between the first conveying unit and the second conveying unit, a belt-type sheet conveying unit to the holding section of the second conveying unit, and a positioning control mechanism to move and position the first supporting member and the second supporting member in respective directions different from each other. The belt-type sheet conveying unit includes a belt, a first rotary belt holding member, a second rotary belt holding member, a first supporting member, and a second supporting member.Type: ApplicationFiled: February 29, 2008Publication date: September 4, 2008Inventor: Tadashi Kusumi
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Publication number: 20080211167Abstract: This invention relates to a recording apparatus, comprising an opening delivering a recording medium after completion of recording and a cover capable of closing the opening in moving pivotally and a holding rib formed at the cover for holding a rear end as well as both sides of the delivered recording medium. The holding rib comes to be exposed when the cover is opened.Type: ApplicationFiled: May 9, 2008Publication date: September 4, 2008Applicant: CANON KABUSHIKI KAISHAInventors: YUJI KAGAMI, KOICHIRO KAWAGUCHI
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Publication number: 20080203651Abstract: A document feeder device is disclosed. The document feeder device includes a frame and at least one cantilevered roller shaft for advancing a document, where an unsupported end of the at least one cantilevered roller shaft floats. The document feeder device eliminates the need for a rigid frame to support the unsupported end. This decreases the cost of production by eliminating the need for additional frame hardware and/or more rigid frame hardware. The document feeder device can be implemented in existing designs.Type: ApplicationFiled: May 8, 2008Publication date: August 28, 2008Applicant: International Business Machines CorporationInventors: Hye Suk Chi, Robert Andrew Myers
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Publication number: 20080197561Abstract: A feeding device according to the present invention includes a box, paper holders, and a shifting mechanism. The box is open at Its top. The paper holders are open at their tops and positioned in the box. Each of the paper holders holds a pile of sheets of paper in it. The shifting mechanism so shifts at least one of the paper holders that the top sheet in one of the paper holders is positioned in a single freed position in the box according to selection data output from the apparatus with which the feeding device is used.Type: ApplicationFiled: February 7, 2008Publication date: August 21, 2008Inventors: Masaya Asakawa, Masahiko Fujita, Tadasu Taniguchi, Masatsugu Ohishi, Masaharu Kimura, Yasuaki Fukada, Norichika Katsura, Yasuhiro Takai
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Publication number: 20080197558Abstract: To prevent damages to a recording paper that is being transported and a jam of the recording paper within a device caused due to shift in the timings of communications through providing a communication control device that has a main body control unit 100 connected to each paper feeding control unit 200 via common communication lines, which transmits control instructions by using a unicast mode that individually transmits control data to each of the paper feeding control units 200 from the main body control unit 100 at different timings, and transmits executing instructions for the control instructions by using a broadcast mode that transmits control data simultaneously.Type: ApplicationFiled: February 13, 2008Publication date: August 21, 2008Applicant: KYOCERA MITA CORPORATIONInventor: Jun Nishimura
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Publication number: 20080196606Abstract: A printing system includes first and second marking engines which output marked print media to first and second angularly spaced print streams. The marking engines define, at least in part, first and second sides of a working area, whereby a user has access to the first and second marking engines via access members on the first and second sides of the working area. A merge module receives print media from the first and second print streams. The merge module includes at least one rotate and redirect path for merging print media from one of the first and second streams with print media from the other of the first and second streams to generate a merged print stream. At least one finisher receives the merged print stream from the merge module.Type: ApplicationFiled: February 20, 2007Publication date: August 21, 2008Inventor: Joseph H. Lang
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Patent number: 7413175Abstract: A cover-driven book production method and system are disclosed. The method of cover-driven book production includes providing a plurality of book covers. The book covers can be identified using, for example, a scanner. A book block can then be retrieved from a book repository based on the identified cover. After performing raster image processing (RIP) of the book block, copies of the book block can be printed. Finishing can be accomplished by binding the printed book blocks to the book covers using an in-line binder or off-line binder.Type: GrantFiled: March 31, 2005Date of Patent: August 19, 2008Assignee: Xerox CorporationInventors: Jonathan Levine, Michael Evan
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Publication number: 20080191413Abstract: A transport path switching unit is provided between transport rollers and pre-registration rollers, and control is performed to switch between a main transport path and an extended transport path of the transport path switching unit such that either the main transport path or the extended transport path is interposed as the part of the paper transport path between the transport rollers and the pre-registration rollers to vary a total length of the paper transport path.Type: ApplicationFiled: January 25, 2008Publication date: August 14, 2008Inventors: Masahiko Fujita, Tadasu Taniguchi, Masaharu Kimura, Yasuaki Fukada, Masaya Asakawa, Yasuhiro Takai, Norichika Katsura, Masatsugu Ohishi
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Publication number: 20080191406Abstract: There is provided a sheet feeding device in which a sheet is discriminated at preliminary loosening before feeding, and is set to be controlled according to the type of the sheet by a simple configuration without requiring a special configuration. In the sheet feeding device in which air is blown onto a sheet stack, and a sheet floating at the uppermost level by the blowing is absorbed and conveyed, a sheet type is discriminated, based on a moving amount of the tray, at preliminary loosening before sheet feeding after setting the sheet in a tray.Type: ApplicationFiled: February 1, 2008Publication date: August 14, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Yasuo Fukatsu, Tsuyoshi Moriyama, Yuzo Matsumoto
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Publication number: 20080191405Abstract: A sheet-processing machine, such as a printing press, includes a device for generating pneumatic forces, such as pressure or negative pressure, at consumers. A pneumatic pressure generator is disposed directly at the consumer to minimize lag times between the generator and the consumer.Type: ApplicationFiled: January 23, 2008Publication date: August 14, 2008Applicant: HEIDELBERGER DRUCKMASCHINEN AGInventor: Jens Forche
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Patent number: 7408674Abstract: When a user enters control information for controlling a printing device, the information is stored in a user information storage unit. All combinations of items of the control information capable of being set by the user and values of items incapable of being set by the user, these having been selected so as to be the optimum values for the combinations, are stored as preset values in a combined information storage unit. An information storage unit compares a value in the user information storage unit with a value in the combined information storage unit. If a combination for which agreement is achieved is found in the combined information storage unit, this value is stored in a printing information storage unit and transmitted to the printing device. Thus, an optimum value can be selected and sent to the printing device even with regard to an item incapable of being selected by the user.Type: GrantFiled: September 11, 2003Date of Patent: August 5, 2008Assignee: Canon Kabushiki KaishaInventors: Takahiro Moro, Koji Yamada
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Publication number: 20080179810Abstract: A conveying apparatus includes a regulating portion which regulates the opening of the folded sheet bundle, and a conveying portion which pushes the sheet bundle from an upstream side in a conveying direction in a state that the regulating portion regulates the opening of folded sheet bundle.Type: ApplicationFiled: January 24, 2008Publication date: July 31, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Kiyoshi Watanabe, Kenichi Hayashi
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Publication number: 20080179812Abstract: An inkjet image forming apparatus and a method to control the same. In the apparatus, a pickup roller picks up a print sheet from a cassette containing print sheets. Drive and Feed rollers convey the print sheet. A conveyor motor rotates the feed roller. A controller controls the speed of the conveyor motor around the time when a change is made to forces in which the drive and feed rollers apply to the print sheet. The print sheet is conveyed at normal speed while it is pinched by nips at both the drive and feed rollers and is conveyed slowly after its trailing end passes through the drive roller. This reduces the creation of white stripes on an image printed on the print sheet, caused by a change in force applied to the print sheet when leaving the drive roller after being pinched by nips of both the drive and feed rollers, thereby improving print quality.Type: ApplicationFiled: January 22, 2008Publication date: July 31, 2008Applicant: Samsung Electronics Co., LtdInventor: In Su Hwamg
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Publication number: 20080179821Abstract: A sheet processing apparatus comprises: an first stack portion which temporarily stacks a sheet thereon; a first stack portion which is disposed under the first stack portion and stacks thereon a sheet discharged from the first stack portion; a second stack portion which is disposed above the first stack portion and stacks a sheet thereon; a stack reference wall which serves as an abutment reference at an end of the sheet on the second stack portion; and an alignment reference wall which is disposed more upstream in the sheet conveyance direction than the stack reference wall and serves as an abutment reference at an end of the sheet on the first stack portion; wherein the second stack portion has such a length that an end of the sheet stacked on the first stack portion cannot project from the second stack portion, as viewed from above in a vertical direction.Type: ApplicationFiled: January 22, 2008Publication date: July 31, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Junichi Sekiyama, Masayoshi Fukatsu, Atsushi Ogata, Hiroharu Tsuji
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Publication number: 20080179824Abstract: A medium transporting apparatus and method for transporting a medium in a transport direction is provided.Type: ApplicationFiled: January 25, 2008Publication date: July 31, 2008Applicant: SEIKO EPSON CORPORATIONInventor: Kaoru KOYAMA
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Publication number: 20080174062Abstract: A sheet processor includes a processing tray with a first surface that receives sheets and forms a pile of sheets. An endless belt circulates by way of first and second surface sides on a side opposite the first surface of the processing tray. A first roller reverses a circulation path of the endless belt from the first surface side to the second surface side. A second roller is disposed at an interval from the first roller and reverses the circulation path from the second surface side. First and second abutments are attached to the belt and abut an end edge of the pile of sheets. The abutments are attached to the belt so that the first abutment is positioned near the first roller and on the second surface side and the second abutment is near the second roller on the second surface side.Type: ApplicationFiled: January 22, 2008Publication date: July 24, 2008Applicant: Kyocera Mita CorporationInventor: Seiichi Shirasaki
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Publication number: 20080174065Abstract: In a paper feeder, a signal switching unit switches a paper present signal output from a paper detector to a paper absent signal indicative of absence of a paper in the second paper cassette if a first paper cassette is pulled out from a specific position.Type: ApplicationFiled: December 21, 2007Publication date: July 24, 2008Inventors: Nobuhiko Kita, Sei Onuma, Ryoh Idehara, Kazuyoshi Kondo, Yuusuke Furuichi, Genta Hagiwara, Kaoru Tada
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Publication number: 20080169602Abstract: A sheet conveying device of an aspect of the invention includes: a conveying path that allows a sheet to be conveyed and includes a first guide face and a second guide face opposing and apart from each other at a predetermined interval; a sheet conveying unit disposed on the conveying path; and a first detecting unit and a second detecting unit arranged opposing each other across the conveying path. Each of the first and second detecting unit includes: an arm member rotatably supported to take a posture where the arm member projected from the guide face to the conveying path and a posture where the arm member is retracted from the conveying path by rotating toward the guide face; and a first sensor that outputs a signal depending on the posture of the arm member.Type: ApplicationFiled: October 31, 2007Publication date: July 17, 2008Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventor: Hiroyuki SHINGAI
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Publication number: 20080164647Abstract: The invention provides for a binding assembly for a printer. The binding assembly includes a chassis defining an inlet for receiving a sheet of paper from the printer, and an exit hatch from which bound sheets can be removed. The assembly also includes a glue wheel assembly arranged on the chassis and configured to apply glue to an edge of the sheet when the sheet is fed through the inlet, and a document support platen for supporting bound sheets of paper. Also included is a binding platen configured to press the sheet onto the document support platen to bind the sheet to other sheets supported on said support platen.Type: ApplicationFiled: March 17, 2008Publication date: July 10, 2008Inventor: Kia Silverbrook
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Publication number: 20080164649Abstract: An apparatus for feeding sheets to a sheet processing machine smoothes out and fixes a sheet through the use of a suction groove disposed transversely relative to a sheet transport direction, before the sheet is gripped by an onward transport device. A sheet-fed rotary printing press having the apparatus is also provided.Type: ApplicationFiled: December 21, 2007Publication date: July 10, 2008Applicant: HEIDELBERGER DRUCKMASCHINEN AGInventors: Jens Forche, Christian Hieb
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Publication number: 20080157466Abstract: A discharged sheet is conveyed, by a sheet conveying portion movable above sheet stacking portions while supporting a sheet, to selected one among plural sheet stacking portions. When the sheet is conveyed to the selected sheet stacking portion by the sheet conveying portion, a member for preventing a bringing-together provided in the main body of the apparatus prevents a sheet bundle, stacked in a sheet stacking portion at the upstream side of the selected sheet stacking portion, from being brought together by the sheet conveyed above the upstream sheet stacking portion by the sheet conveying portion.Type: ApplicationFiled: December 21, 2007Publication date: July 3, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Yasuo Fukatsu, Tsuyoshi Moriyama, Hitoshi Kato, Naoki Ishikawa
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Publication number: 20080150213Abstract: There is provided a sheet post-processing unit having a simple structure, capable of stably conveying sheets on a tray and causing less ruggedness in conveying and aligning the sheets discharged one after another to the tray to form a bundle of sheets and to staple it. The sheet post-processing unit is provided with sheet conveying means for conveying the sheet stacked on the post-processing tray in the same and reverse directions with/from the sheet conveying direction and intersectional moving means for conveying the sheet in the direction orthogonal to the sheet conveying direction by moving the sheet conveying means in the direction orthogonal to the sheet conveying direction. It conveys the sheet while keeping rollers of the sheet conveying means in contact with the sheet and aligns the sheet by hitting the trailing edge thereof against a trailing edge stopper and by hitting the side edge of thereof against a wall by moving the rollers in the intersecting direction.Type: ApplicationFiled: February 27, 2008Publication date: June 26, 2008Applicant: Canon Finetech Inc.Inventors: Takehiko Kodama, Naoto Saeki, Akihiko Sugiyama, Naoyasu Funada, Masato Nonaka
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Publication number: 20080143031Abstract: An apparatus for personalizing and inserting articles for mass distribution, includes an envelope hopper for holding a plurality of envelopes which each carry a unique machine readable code associated with a unique individual. An article hopper holds a plurality of articles for the individuals. A code scanner reads the codes and an envelope feeder moves one envelope at a time to the scanner. The envelopes are conveyed from the scanner in sequence to an inserting station and a printer reacting to the scanner prints personal information on the articles, each corresponding the an individual for whom a code has been read by the scanner. The printed articles are then feed in the same sequence to the inserting station and are inserted into a corresponding envelope.Type: ApplicationFiled: October 27, 2006Publication date: June 19, 2008Inventor: Alan Hascup
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Publication number: 20080143034Abstract: A sheet processing apparatus is provided with a processing tray on which sheets are to be stacked and subjected to a processing, a stack tray provided in the downstream of the processing tray with respect to the sheet conveying direction on which sheets are to be stacked, an oscillation roller pair for conveying the sheets stacked on the processing tray to the stack tray, and a trailing edge assist for conveying the sheet stacked on the processing tray toward the stack tray. The sheets stacked on the processing tray are discharged to the stack tray by the oscillation roller pair and the trailing edge assist.Type: ApplicationFiled: February 20, 2008Publication date: June 19, 2008Applicants: Canon Finetech Inc., Canon Kabushiki KaishaInventors: Tomokazu Nakamura, Yoshinori Isobe, Toshimasa Suzuki, Masatoshi Yaginuma, Masahiro Yonenuma, Atsushi Takada, Norio Motoi
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Publication number: 20080143037Abstract: A sheet feeding device blows air on a sheet stack supported on a tray, raises several sheets, attracts an uppermost sheet to an attraction conveying belt, and conveys the attracted sheet. The sheet feeding device includes a next-sheet detection mechanism for detecting the height of a second sheet subsequent to the uppermost sheet.Type: ApplicationFiled: November 19, 2007Publication date: June 19, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Yusuke Imai, Taro Ikeda, Hiroto Koga, Fumihiko Hirata
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Publication number: 20080143046Abstract: A sliding mechanism includes a sheet position limiting member having a sheet position limiting surface, the sheet position limiting member being configured to slide in a direction perpendicular to the plane of the sheet position limiting surface; and a guide member configured to guide the sliding of the sheet position limiting member.Type: ApplicationFiled: November 27, 2007Publication date: June 19, 2008Inventors: Toshikane Nishii, Hiroshi Fujiwara, Shigeo Nanno, Tomoyoshi Yamazaki, Yasuhide Ohkubo, Ippei Kimura, Masafumi Takahira
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Publication number: 20080143038Abstract: Downstream of a paper conveying member arranged in a paper conveyance path of an image forming apparatus, a pair of separating claws separating paper from the paper conveying member are so arranged as to be spaced apart from each other in the paper width direction. Of guide ribs guiding the separated paper to a downstream side of the paper conveyance path, the guide ribs adjacent to the pair of the separating claws have larger amounts of projection toward a paper conveyance plane at upstream ends in a paper conveyance direction than the guide rib located between these guide ribs.Type: ApplicationFiled: December 11, 2007Publication date: June 19, 2008Inventor: Masakazu Uehara
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Publication number: 20080143044Abstract: A sheet conveying device includes a sheet reversing unit configured to reverse a sheet. The sheet reversing unit includes a pair of rollers configured to be rotatable while being in pressure contact with each other, a connecting mechanism configured to support the pair of rollers such that the pair of rollers are capable of rotating together, a roller driving mechanism configured to transmit a rotational driving force to at least one of the pair of rollers, and a roller-pair rotating mechanism for rotating the pair of rollers supported by the connecting mechanism together. The connecting mechanism supports the pair of rollers such that the pair of rollers is capable of rotating around a nip portion of the pair of rollers that are in pressure contact with each other.Type: ApplicationFiled: December 14, 2007Publication date: June 19, 2008Applicant: CANON KABUSHIKI KAISHAInventor: Fukashi Hatano
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Publication number: 20080143035Abstract: A paper guide up unit pivotally supporting a transport driven roller making contact with a transport driving roller is provided so as to be able to be displaced by the rotation of cams. The angle ? made by a straight line passing the rotation axis line position of the transport driving roller and the rotation axis line position of the transport driven roller when viewed from the paper transport pathway side and a straight perpendicular to the paper transport direction is changed by the displacement of the paper guide up unit. Control means for controlling the displacement operation of the paper guide up unit reduces the angle ? before the paper back end is passed through the nip point of the transport driving roller and the transport driven roller.Type: ApplicationFiled: December 6, 2007Publication date: June 19, 2008Applicant: SEIKO EPSON CORPORATIONInventors: Kenjiro ISHIHARA, Kazuo SAITO, Kohei UENO
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Publication number: 20080143032Abstract: A wide/super wide digital printer comprising a printer head box that reciprocates from left to right across a wide or super wide printing table having a length of up to 20 cm that is supported by a fixed support, and a feed roller and a guiding roller that are moveably coupled to the fixed support, wherein the wide/super wide digital printer is configurable as a roll to roll printer by lowering the feed roller and the guiding roller to a lowered configuration wherein uppermost parts of the feed roller and the guiding roller are below upper surface of printing table, or as a discontinuous sheet printer by raising the feed roller and the guiding roller to a raised configuration wherein the uppermost parts of the feed roller and the guiding roller are collinear with the upper surface of the printing table.Type: ApplicationFiled: March 29, 2007Publication date: June 19, 2008Applicant: MATAN DIGITAL PRINTERS LTD.Inventors: Boris LIBERMAN, Gur SHAPIRA
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Publication number: 20080136080Abstract: An image forming apparatus includes a structure to lift or lower a paper loading tray without a separate drive source while preventing damage to constituent elements even under an abnormal situation in that excessive force is transmitted to the paper loading tray. The image forming apparatus includes a paper feeding cassette including a paper loading tray and a lifting member to lift or lower the paper loading tray, the paper feeding cassette being detachably coupled to the body, a power intermittence device to intermit power to be transmitted from a drive source provided in a body of the image forming apparatus to the lifting member, and a power transmission device to transmit the power transmitted through the power intermittence device to the lifting member by use of at least one worm gear. The image forming apparatus further includes a safety lever having one end to cooperate with a pickup roller assembly.Type: ApplicationFiled: October 9, 2007Publication date: June 12, 2008Applicant: Samsung Electronics Co., LtdInventor: Jung Yun WON
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Publication number: 20080136094Abstract: Methods and systems for performing sheet registration are described. A device having a plurality of drive rolls may receive a sheet. Each drive roll may operate with an associated angular acceleration. A state vector, including a plurality of state variables, may be identified. Error-space state feedback values may be determined based on a difference between each state variable and a corresponding reference state variable based on a desired sheet trajectory. Control input variable values may be determined based on the error-space feedback values and one or more gains. A motor control signal for a motor for each drive roll may be determined based on the control input variable values and the state variables. Each motor control signal may impart a desired angular acceleration for at least one drive roll. The identifying step and each determining step may be performed repeatedly to register the sheet to the desired trajectory.Type: ApplicationFiled: December 6, 2006Publication date: June 12, 2008Inventor: Jack Gaynor Elliot
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Publication number: 20080128545Abstract: A carrying device includes: a supply portion (16) for supplying a recording sheet (3) from a supply roll (11) wound with the recording sheet (3); a platen (18), which is opposed to a recording head (7) for performing recording on the recording sheet (3) supplied from the supply portion (16), for supporting the recording sheet (3); a take-up portion (20) in which the recording sheet (3) on which recording has been performed by the recording head (7) is taken up by a take-up roll (12); and a suction fan (52) for sucking the recording sheet (3) supported on the platen (18). The platen (18) is provided with, in a position corresponding to an area in which recording is performed by the recording head (7), a plurality of recessed portions (48), which are formed from an upstream side to a downstream side of the platen (18) in a carrying direction of the recording sheet (3) and are surrounded by projected walls (49), aligned in a width direction of the recording sheet (3).Type: ApplicationFiled: February 8, 2006Publication date: June 5, 2008Applicant: SEIKO I INFOTECH INC.Inventor: Masaru Midorikawa
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Publication number: 20080128979Abstract: A sheet transport technique of clamping and transporting a sheet by a roller and a belt abutted against the roller, the technique capable of suppressing shift of the belt in the rotation axis direction of the roller without hindering downsizing of the apparatus is provided. A sheet transport apparatus is made up of a roller 101 being formed with a tubular cavity having a predetermined length in a rotation direction and covered with an elastic body on the outer periphery in the rotation radius direction of the cavity and a belt unit 102 for abutting a belt 102c of a width narrower than the width of the cavity in the rotation axis direction of the roller 101 against the roller face of the roller 101 so that it is positioned inside the range in which the cavity is formed in the rotation axis direction of the roller 101, and sandwiching a sheet 7 between the belt 102c and the roller 101 and transporting the sheet.Type: ApplicationFiled: November 29, 2007Publication date: June 5, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventor: Shinji Maruyama
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Publication number: 20080128981Abstract: A printing medium feeding device includes: a driving roller having a roller circumferential surface coming in contact with a printing medium to apply a feeding force to the printing medium around a core line of a rotation shaft and rotating to feeding the printing medium downstream; a driven roller in contact with the driving roller and following the rotation thereof; a shaft supporting member supporting the rotation shaft at least at two supporting positions; and a regulation unit regulating a core position of the rotation shaft between the two supporting positions at which the rotation shaft is supported by the shaft supporting member, wherein the regulation unit has a pressing surface coming in contact with the rotation shaft from the upstream side or the downstream side of the rotation shaft, and wherein the core position of the rotation shaft at the position of the regulation unit is located by the pressing surface to be more downstream than a straight line passing through the core positions of the roType: ApplicationFiled: November 29, 2007Publication date: June 5, 2008Applicant: SEIKO EPSON CORPORATIONInventors: Yoshiyuki Okazawa, Kohei Ueno, Kazuo Saito, Toshikazu Kotaka
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Publication number: 20080116626Abstract: When a sheet reaches a sheet separator, an operation mechanism rocks a pick arm, thereby separating a paper feed roller from the sheet. At that time, a roller presses another roller and a separation pad holder through a separation roller and a sheet which is separated by the separation pad, and a pressure welding pressure between the separation roller and the separation pad is reduced. With this, the separation roller and the separation pad can be separated from each other with a small and simple mechanism, and a back tension when a sheet is fed can be reduced inexpensively.Type: ApplicationFiled: November 9, 2007Publication date: May 22, 2008Applicant: CANON KABUSHIKI KAISHAInventor: Akira Oomori
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Publication number: 20080116627Abstract: A media pick assembly has a media tray for retaining a stack of media in a peripheral device, an auto-compensating mechanism disposed adjacent to the media tray, the auto-compensating mechanism movable through an operating range including a starting angular position and an ending angular position, and a media biasing member engaging the auto-compensating mechanism and providing a discontinuous force on the auto-compensating mechanism through the operating range.Type: ApplicationFiled: November 17, 2006Publication date: May 22, 2008Inventors: Kevin Matthew Johnson, Michael William Lawrence
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Publication number: 20080111294Abstract: A sheet transporting device including: a sheet feeding section that feeds sheets to a transporting path; a pair of upstream transporting rollers and a pair of downstream transporting rollers arranged with a predetermined space; a double feed detecting section that detects a length of a double feed portion; a determining section that determines whether the length of the double feed portion is shorter than the predetermined space or not; and a transport control section that controls the drives of the upstream transporting rollers and the downstream transporting rollers, wherein the transport control section controls speeds of the upstream transporting rollers and the downstream transporting rollers so as to separate the delaying sheet from the preceding sheet of the overlapped sheets, in a case where the determining section determines that the length of the double feed portion is shorter than the predetermined space.Type: ApplicationFiled: November 1, 2007Publication date: May 15, 2008Inventors: Manabu Itoh, Satoshi Murakami, Kazumasa Tonami
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Publication number: 20080106030Abstract: An image forming apparatus that effectively reduces sheet collision and increases productivity includes a storage unit to store sheets of a recording medium, a feeder to feed the sheets one by one from the storage unit, a conveyance device to convey the sheets along a conveyance path, a plurality of sensors to detect the sheets, a registration device to perform registration to the sheets, and a controller to control the feeder, the conveyance device, and the registration device. When a first sheet is stopped at or before it reaches the registration device, the feeder feeds a second sheet to the conveyance path, while the controller checks an interval between the first and second sheets. The controller stops the second sheet when the interval is shorter than a given interval and conveys the second sheet to the registration device without stopping when the interval is not shorter than the given interval.Type: ApplicationFiled: November 5, 2007Publication date: May 8, 2008Inventor: Ryo TAKENAKA
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Publication number: 20080099974Abstract: An aligning unit aligns a front end of a sheet bundle stacked in a tray in a discharging direction. A sheet bundle conveying unit holds a rear end of the sheet bundle and conveys the sheet bundle in the discharging direction. The aligning unit is arranged to be retracted from a conveying path of the sheet bundle after aligning the front end of the sheet bundle and to come out in the conveying path of the sheet bundle behind the sheet bundle conveying unit after a movement of the sheet bundle conveying unit.Type: ApplicationFiled: October 22, 2007Publication date: May 1, 2008Inventors: Tomoichi Nomura, Masahiro Tamura, Nobuyoshi Suzuki, Shuuya Nagasako, Kazuhiro Kobayashi, Makoto Hidaka, Hitoshi Hattori, Shohichi Satoh, Akira Kunieda, Hiroshi Maeda, Ichiro Ichihashi
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Publication number: 20080084020Abstract: An image forming apparatus includes a plurality of media trays, a specifying device, an acquisition device, and a determination device. The plurality of media trays are configured to load media sheets thereon. The specifying device specifies a condition on a media sheet for an image to be formed thereon and one of the plurality of media trays. The acquisition device acquires a condition on a media sheet to be loaded in the specified media tray. The determination device determines the presence or absence of the media sheet in accordance with the specified condition in the specified media tray by comparing the specified condition and the acquired condition. In the absence of the media sheet in the specified media tray, another media tray is searched for the media sheet. When the media sheet is found in the another media tray, the media sheet is fed from the another media tray.Type: ApplicationFiled: October 4, 2007Publication date: April 10, 2008Inventor: Takeshi Nakamura
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Publication number: 20080073833Abstract: A sheet conveying system in which when a sheet is passed from a sheet conveying apparatus to another, each including a sheet conveyance controller, the receiving apparatus can smoothly control acceleration, deceleration, or stop of conveyance of the sheet. A first sheet conveying device includes a first conveying roller pair to nip and convey a sheet, a releasing mechanism to release nipping of the sheet by the first conveying roller pair, and a first controller to control the first conveying roller pair and the releasing mechanism. A second sheet conveying device includes a second conveying roller pair to nip and convey the sheet conveyed by the first sheet conveying device, a second controller to control the second conveying roller pair, and a detecting device to detect position of a sheet. In response to the detection by the detecting device, the second controller causes the releasing mechanism to release the nipping of the sheet by the first conveying roller pair.Type: ApplicationFiled: September 26, 2007Publication date: March 27, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Toru Ono, Kiyoshi Okamoto, Noriaki Matsui
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Publication number: 20080061488Abstract: Embodiments herein comprise an apparatus that includes a printing engine and an interposer adapted to receive printed sheets from the printing engine. The interposer adds insert sheets between printed sheets. The interposer includes a decurler positioned within the interposer so as to decurl the printed sheets after the interposer adds the insert sheets. The printing engine adds a curl to the printed sheets and the decurler removes the curl from the printed sheets. The decurler can comprise a roller-based decurler, a heated decurler, a pressure based decurler, and/or a moisture-vacuum based decurler.Type: ApplicationFiled: September 12, 2006Publication date: March 13, 2008Inventors: Thomas C. Keyes, Thomas E. Bitter, Ronald A. Ippolito, Dale T. Platteter, Richard F. Scarlata, Joe Marasco, Donald R. Fess, Diego A. Pereda, Douglas F. Sundquist
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Publication number: 20080054552Abstract: A sheet aligning apparatus includes a tray device for piling and storing sheets from a sheet outlet, a sheet discharging and delivering device arranged above the tray device, and a shift device for moving the sheet discharging and delivering device between an operating position of pressing the uppermost sheet with predetermined pressing force and a non-operating position of lightening or releasing pressing force. The apparatus also includes a regulating stopper member for colliding the sheets sent by the sheet discharging and delivering device at the sheet front or back ends for regulating sheet position, an aligning device for regulating the sheets on the tray in a direction crossing the sheet discharging direction, and a control device for controlling the sheet discharging and delivering device, the shift device and the aligning device.Type: ApplicationFiled: August 31, 2007Publication date: March 6, 2008Applicant: NISCA CORPORATIONInventors: Takashi Saito, Makoto Shimura
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Publication number: 20080048380Abstract: A sheet processing device includes a stapling tray, a rear-end clamp, and a stapler that staples sheets while the rear-end clamp is clamping the sheets. In response to a start signal, the stapler moves to a position where the stapler does not interfere the rear-end clamp while being closest to a stapling position. When the last sheet of a sheet bundle to be stapled is conveyed into the stapling tray, timing at which the stapler moves to the stapling position is determined according to a preset condition.Type: ApplicationFiled: August 23, 2007Publication date: February 28, 2008Applicant: RICOH COMPANY, LIMITEDInventors: Ichiro ICHIHASHI, Masahiro TAMURA, Nobuyoshi SUZUKI, Shuuya NAGASAKO, Kazuhiro KOBAYASHI, Hiroshi MAEDA, Tomoichi NOMURA, Makoto HIDAKA, Hitoshi HATTORI, Akira KUNIEDA, Shohichi SATOH
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Patent number: 7300044Abstract: A method for producing a document suitable for mailing to a recipient including the steps of determining preferences of the mail recipient and compiling a selection of messages relating to recipient preferences in a format accommodating variable data printing. The compilation of messages is printed on sheets of material which are arranged to form a multi-sheet stack. The stack is then bound along an edge to produce a personalized information package such as a catalog, coupon booklet, brochure or magazine suitable for mailing. The binding step may be performed by deformation binding to eliminate the use of consumable binding materials such as glue, staples, clips, etc.Type: GrantFiled: February 18, 2005Date of Patent: November 27, 2007Assignee: Pitney Bowes Inc.Inventor: Denis J. Stemmle
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Patent number: 7291658Abstract: The present invention relates generally to radiation-curable ink formulations, and particularly, but not by way of limitation, to a family of radiation-curable ink formulations specifically for flexographic and screen printing applications. The inventive ink formulations are based on multifunctional acrylate resins formed by the reaction of acrylate monomers and oligomers with ?-keto esters (e.g., acetoacetates), ?-diketones (e.g., 2,4-pentanedione), ?-keto amides (e.g., acetoacetanilide, acetoacetamide), and/or other ?-dicarbonyl compounds that can participate in Michael addition reactions.Type: GrantFiled: October 14, 2003Date of Patent: November 6, 2007Assignee: Ashland Licensing and Intellectual Property LLCInventors: Sridevi Narayan-Sarathy, Lisa M. Hahn
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Publication number: 20070187883Abstract: A CPU of a bookbinding system sets one of a right-opening bookbinding mode for feeding a cover sheet on which a cover is laid out at the left of a spine portion thereof to create a right-opening book, and a left-opening bookbinding mode for feeding a cover sheet on which a cover is laid out at the right of the spine portion to create a left-opening book. Also, the bookbinding system controls a printer unit to invert a print sequence depending on whether the system is set in the right-opening bookbinding mode or is set in the left-opening bookbinding mode. The print sequence or inverted print sequence is set so that, of image data of multiple pages, print image data that should be the top page is arranged appropriately for creating a right-opening book or a left-opening book.Type: ApplicationFiled: January 10, 2007Publication date: August 16, 2007Applicant: CANON KABUSHIKI KAISHAInventor: Kiyoshi Tokashiki
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Publication number: 20070187882Abstract: A bookbinding system sets one of a right-opening bookbinding mode for feeding a cover sheet on which a cover is laid out at the left of a spine portion thereof to generate a right-opening book, and a left-opening bookbinding mode for feeding a cover sheet on which a cover is laid out at the right of the spine portion to generate a left-opening book. Also, the bookbinding system executes rotating processing for changing the top-and-bottom directions of image data depending on whether the right-opening bookbinding mode or the left-opening bookbinding mode is set so as to print image data that should be the top page, of image data of multiple pages, on a sheet serving as the top page of body, thereby appropriately generating a right-opening book and a left-opening book.Type: ApplicationFiled: January 10, 2007Publication date: August 16, 2007Applicant: CANON KABUSHIKI KAISHAInventor: Kiyoshi Tokashiki