And Delivering To Sheet Receiver (e.g., By Roller Couple) Patents (Class 400/625)
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Patent number: 6945720Abstract: A printer includes a transporting block, a printing block, a positioning block, and an intermediate picking-up device. The positioning block is disposed between the transporting block and the printing block, and positions printing sheets transported by the transporting block at a predetermined location one at a time, so that they are positioned one at a time at a printing location of the printing block where printing is performed on the printing sheets. The intermediate picking-up means picks up the printing sheets positioned at the predetermined location in the positioning block one at a time in order to transport the printing sheets to the printing block.Type: GrantFiled: November 15, 2002Date of Patent: September 20, 2005Assignee: Sony CorporationInventors: Tomohiro Maekawa, Teruyasu Hanagami, Shogo Fujito, Atsushi Shiraishi
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Patent number: 6942406Abstract: A media handling system for handling sheets of media. The system includes a pick roller having a circumferential media-contacting surface and arranged for rotation about a roller axis to contact and pick a sheet from an input source. A drive roller rotates about a drive roller axis, with a media path extending between the pick roller and the drive roller. A first guide structure is positioned along a first longitudinal edge of the media path and providing a first media guide surface. A second guide structure is positioned along a second longitudinal edge of the media path and provides a second media guide surface. The first and second guide surfaces are positioned to constrain the movement of a media sheet in the media path between the pick roller and the drive roller, thereby alleviating trailing edge print defects.Type: GrantFiled: October 30, 2001Date of Patent: September 13, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventors: Craig D. Sunada, William H. Schwiebert, Robert D. Davis
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Patent number: 6939064Abstract: It is an object of the present invention to use a simple configuration to reduce the deviate of an image printed position caused by the behavior of a print sheet when the back end of the sheet slips out from an upstream roller pair. Thus, the present invention provides a printing apparatus including transporting section for transporting a print medium relative to printing heads for printing an image on a print sheet, the apparatus comprising vibrating section for vibrating the transporting section. This vibrating section vibrates the transporting section before the printing heads start a printing operation. Thus, even if the transporting section is stopped at an unstable position when a transporting operation is stopped, the applied vibration brings the transporting section into a stable state sufficiently before a printing operation is started.Type: GrantFiled: January 30, 2002Date of Patent: September 6, 2005Assignee: Canon Kabushiki KaishaInventors: Koichiro Kawaguchi, Yuji Nakano, Haruyuki Yanagi, Hiroyuki Saito
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Patent number: 6935736Abstract: An inkjet printer includes a housing that defines a receiving formation for a media tray assembly. A chassis is positioned in the housing. A media tray assembly is displaceably engageable with the chassis to permit the tray assembly to be received in, and withdrawn from, the receiving formation. The media tray assembly and the housing define a print medium feed path. The media tray assembly includes a media tray in which a stack of print medium sheets can be stored. A feed mechanism is positioned on the media tray to feed the sheets from the tray. A printhead assembly is positioned downstream of the media tray to carry out a printing operation on the sheets as the sheets are fed from the tray.Type: GrantFiled: September 20, 2004Date of Patent: August 30, 2005Assignee: Silverbrook Research PTY LTDInventor: Kia Silverbrook
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Patent number: 6923584Abstract: A printer includes a front panel having an approximately flat main surface which serves as one of the surfaces of the external housing of the printer, a feed-tray attachment hole for detachably attaching a feed tray which stores a paper sheet to the main body of the printer, and an output hole for outputting the paper sheet after an image is printed, and an output door which is attached to the external panel to cover the output hole such that the output door can be opened and closed, the output door being opened when the printed sheet is output through the output hole. The output door serves as an auxiliary output tray while the output door is open and the printed paper which is output through the output hole is placed on the top surface of the output door.Type: GrantFiled: October 25, 2002Date of Patent: August 2, 2005Assignee: Sony CorporationInventors: Takumi Namekawa, Yoshio Kitamura, Hidaka Shinobu
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Patent number: 6923585Abstract: The present invention is a set-top box integrated with a low-height printer. The printer includes an input tray for storing input media sheets and an output area for holding output media sheets. The printer further includes a printhead that scans and prints on the media sheets from the front to the back of the printer. The media sheets are stored in the input tray in a landscape orientation and are held in the output area in a semi-curled position. Alternatively, the media sheets are stored in the input tray in a portrait orientation.Type: GrantFiled: October 15, 2003Date of Patent: August 2, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventors: Michelle A. Mann, Mark A. Hay, Warren S. Catchpole, Christopher S. Magirl
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Patent number: 6908078Abstract: A sheet processing device has a sheet conveying section for conveying sheets to a sheet processing section. The sheet conveying section has a sheet standby unit including a stacking device for stacking a predetermined number of sheets in a linear state, and a bundle conveying device for conveying the sheet bundle stacked in a linear state, whereby the predetermined number of sheets are conveyed to the sheet processing section after having been stacked in a linear state.Type: GrantFiled: May 5, 2003Date of Patent: June 21, 2005Assignee: Canon Kabushiki KaishaInventors: Toshimasa Suzuki, Wataru Kawata
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Patent number: 6904843Abstract: An anti-jam bezel is provided for dispensing a flexible substrate from an output slot. The output slot has a front portion for outputting the flexible substrate and a rear portion for receiving the flexible substrate from a transport. A guideway diverges away from the rear portion of the output slot toward the transport to provide a substrate receiving opening. When in use, the bezel body is mounted adjacent the transport with a cavity between the transport and the rear portion of the output slot. The guideway is adapted to catch a leading edge of the substrate exiting the transport, and guide the leading edge to the output slot. In the event the output slot is blocked, the guideway will guide at least a portion of the substrate into the cavity, thereby preventing a jam.Type: GrantFiled: March 20, 2003Date of Patent: June 14, 2005Assignee: TransAct Technologies IncorporatedInventor: Larry Knobel
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Patent number: 6899480Abstract: A inkjet type printer has a media feed roller and a printhead that prints near to where the roller engages the print media, so providing better printhead to media gap control. Preferably the printhead prints less than twice the roller radius from the line of engagement.Type: GrantFiled: August 8, 2003Date of Patent: May 31, 2005Assignee: Silverbrook Research PTY LTDInventor: Kia Silverbrook
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Patent number: 6896363Abstract: A discharge device for discharging a medium, includes: a discharge-driving roller, provided in a downstream of a liquid emitting head for emitting liquid onto the medium, for being driven to rotate; a discharge-driven roller, biased by a biasing mechanism toward the discharge-driving roller, for being brought into contact with the discharge-driving roller to be rotated by the discharge-driving roller; a discharge frame, to which the discharge-driven roller is attached, having a posture changeable between a contact posture that brings the discharge-driven roller into contact with the discharge-driving roller and a release posture that moves the discharge-driven roller away from the discharge-driving roller; and an engagement portion, provided on the discharge frame, for engaging with an outside region of the medium inserted between the discharge-driving roller and the discharge-driven roller toward an upstream against a force applied by the biasing mechanism, the outside region being a region other than a liquType: GrantFiled: March 7, 2003Date of Patent: May 24, 2005Assignee: Seiko Epson CorporationInventors: Keiichi Oshima, Satoshi Kaneta, Hiroki Nakashima
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Patent number: 6890114Abstract: A discharging unit has multiple discharging rollers for transporting sheets downstream from a recording head in the direction of transporting, arrayed in the direction of transporting. Of the multiple discharging rollers, a second discharging roller disposed farthest downstream in the sheet transporting direction is formed with higher precision than a first discharging roller disposed further upstream.Type: GrantFiled: December 9, 2003Date of Patent: May 10, 2005Assignee: Canon Kabushiki KaishaInventor: Koichiro Kawaguchi
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Patent number: 6886463Abstract: A printing apparatus can be easily initialized, and can easily know an error correcting method. Upon first power-up, a storage unit stores in the apparatus the initialization item data indicating the items to be initialized, and prints out the stored initialization item data. Since the contents to be initialized are printed out, the operation can be performed according to the contents without reading impossible instruction manual, thereby improving the initializing operation efficiency. Additionally, the storage unit stores the error correcting operation data indicating the operating method for correcting an error when the error occurs in the apparatus, and prints out the stored error correcting operation data. Since the error correcting operation method is printed out, an occurring error can be easily corrected by referring to the output method.Type: GrantFiled: March 28, 2002Date of Patent: May 3, 2005Assignee: Seiko Epson CorporationInventors: Makoto Inoguchi, Osamu Honda, Isuke Karaki, Masahiro Kitano
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Patent number: 6877921Abstract: The present invention is characterized in that: a demanded printing-job is accepted at a printing-job accepting unit, and a printing executing unit executes printing according to the accepted printing-job so as to produce an output sheet onto a discharge tray; an output-sheet detecting unit detects the presence of a printed output-sheet on the discharge tray; if the removal of discharged sheets from the discharge tray is detected, a printed-sheet mixture determining unit determines the possibility that sheets printed corresponding to a plurality of demands are mixed among the removed output-sheets; and if it is determined the possibility that sheets printed corresponding to a plurality of the demands are mixed among the output-sheets, warning information is produced by a warning voice producing unit.Type: GrantFiled: November 19, 2003Date of Patent: April 12, 2005Assignee: Canon Kabushiki KaishaInventors: Makoto Hirota, Tsuyoshi Yagisawa, Tetsuo Kosaka
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Patent number: 6874963Abstract: An image forming machine driving apparatus includes a first one direction power transfer part transferring or cutting off a dynamic power of a driving motor to or from a feeding part according to rotation directions of the driving motor, and a feeding part power-engaging removal device cutting off a jammed paper-removing force not to be transferred to the driving motor when the jammed paper-removing force is applied to the feeding part in a power transfer direction of the first one direction power transfer part, thereby preventing the jammed paper from being torn off or damaged when the paper jammed in the feeding part is removed during supplying or feeding the paper.Type: GrantFiled: June 13, 2003Date of Patent: April 5, 2005Assignee: Samsung Electronics Co., LTDInventors: Myung-woo Yang, Won-taek Kim
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Patent number: 6854843Abstract: A recording apparatus has a recording medium feeding mechanism for feeding a recording medium by one at a time, a recording head for performing recording, a discharging roller having a discharging driven roller and a discharge driving roller and a recording medium stacker capable of being changed to a first position in which recording is performed on a hard recording medium and a second position in which recording is performed on a recording medium fed by the recording medium feeding mechanism, wherein the discharging driven roller is in contact with the discharge driving roller in case the recording medium stacker is in second position, and the discharging driven roller is separated from a recording medium transfer path in case the recording medium stacker is in first position.Type: GrantFiled: August 14, 2003Date of Patent: February 15, 2005Assignee: Seiko Epson CorporationInventors: Akira Anami, Takayuki Shiota, Mamoru Ukita, Narihiro Oki, Satoshi Nakata, Kazuo Otsuka
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Patent number: 6848844Abstract: A hardcopy printing mechanism and a greeting card feeder retrofit kit therefor, along with a retrofitting method are provided for printing images on a first-sized media, and on both surfaces a second-sized greeting card media without removing the first-sized media from its normal supply tray. The hardcopy device may be an electrophotographic or inkjet printer preferably equipped with a duplexer module which inverts media from a printed first surface to an opposing second surface for printing an image thereon. For a printer having an alignment surface, and a width adjuster to push the first-sized media against the alignment surface, the greeting card feeder includes a biasing member which pushes the card stock against the alignment surface. The retrofit kit includes a supply of pre-scored greeting card stock and a software program with a group of greeting card images for a consumer to select from to print store-bought quality greeting cards.Type: GrantFiled: October 14, 2003Date of Patent: February 1, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventors: Thomas E. McCue, Jr., Todd M. Gaasch, Mark Garboden
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Patent number: 6848848Abstract: N recording sheets are carried in a superimposed state with the image recording surface side of each recording sheet being displaced by a distance corresponding to each of the lengths Z1, Z2, . . . , Zn from each end, and an image is recorded on the image recording surface of each of the n recording sheets carried in the superimposed state within a range of each of the lengths Z1, Z2, . . . , Zn from each end.Type: GrantFiled: September 12, 2002Date of Patent: February 1, 2005Assignee: Toshiba Tec Kabushiki KaishaInventor: Yasunobu Terao
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Patent number: 6850731Abstract: Split-stream re-uniting of document pages where such pages have followed divided flow paths toward a collator. Control over proper, successive-page feeding from divided feed sources to the collator is provided by PDL-carried page-feed instructions which are “embedded” in the related, document-job PDL information—executed by a PDL interpreter. “Ghost” pages are created and “fed” with appropriate timing to accommodate proper successive page insertion from another feed source, thus to accomplish smoothly flowing, properly sequenced document assembly.Type: GrantFiled: March 14, 2003Date of Patent: February 1, 2005Assignee: Sharp Laboratories of America, Inc.Inventor: Andrew R. Ferlitsch
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Patent number: 6848850Abstract: A printer includes: a recording section for recording information on a recording medium; a medium carrying mechanism for carrying the recording medium on which information has been recorded by the recording section; a medium accommodating section extending in a vertical direction or in a slanted vertical direction for accommodating the recording medium carried by the medium carrying mechanism; and pusher means for pushing the recording medium carried by the medium carrying mechanism into the medium accommodating section.Type: GrantFiled: October 23, 2002Date of Patent: February 1, 2005Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Hiroyuki Matsuo, Koji Ikeda, Masaichiro Tatekawa, Yosuke Toyofuku, Hideaki Horio, Kazuyuki Nakashima
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Patent number: 6840691Abstract: A first region is defined on the head face so as to include a first group of nozzles among all nozzles formed with a recording head. A first amount is defined as a difference between a first reference position at which a leading edge of a recording medium situated at a recording start position is placed and a first shifted position at which the leading edge of the recording medium, which has been most shifted in a subscanning directions and most inclined within a feeding tolerance of a feeder, is placed. A first virtual leading edge is defined at a position where is shifted from the first reference position to a downstream side of the subscanning directions by the first amount. A second virtual leading edge at a position where is shifted from the first reference position to an upstream side of the subscanning directions by the first amount.Type: GrantFiled: October 3, 2002Date of Patent: January 11, 2005Assignee: Seiko Epson CorporationInventors: Masahiro Isono, Etsuo Tsuji, Mamoru Ukita
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Patent number: 6834852Abstract: A printer exit tray assembly attachable to a printer housing and a computer printer including a printed paper exit tray assembly. The exit tray assembly has an exit tray and a pair of sheet supports attached to the exit tray. The exit tray is movable between a use position and a collapsed position. The exit tray is positioned generally horizontally in the use position. The exit tray projects horizontally further from the printer housing in the use position than in the collapsed position. When the exit tray is in the use position the supports are pivotable, with respect to the exit tray, between a support position for supporting a printed sheet above the exit tray and a release position for releasing the printed sheet to the exit tray.Type: GrantFiled: September 18, 2003Date of Patent: December 28, 2004Assignee: Lexmark International, Inc.Inventors: Herman Anthony Smith, Donald Norman Spitz
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Patent number: 6796556Abstract: A media eject system for a printer having an output tray includes an edge wing for supporting an edge of media exiting the printer, the edge wing movable between support and non-support positions. A kicker engages a trailing edge of media and moves the media into the tray. The kicker is movable between a retracted position and an extended position and operable to move the media into the tray by movement of the kicker from the retracted position to the extended position. A controller determines a print condition including at least one of a media type and a print format, and adjusts a position of the wing dependent upon the print condition.Type: GrantFiled: April 25, 2003Date of Patent: September 28, 2004Assignee: Lexmark International, Inc.Inventors: Douglas Laurence Robertson, Randall David Mayo, Barry Baxter Stout, Michael Anthony Marra, III, Walter Kevin Cousins, Herman Anthony Smith
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Publication number: 20040175222Abstract: A transaction-based printer has a sheet drive for forwarding a sheet through a printing station to a cutting station where the sheet is severed from a spool by a rotary cutter. A kicker element is mounted in the cutting station. Movement of the kicker element is coordinated through the cutter drive with that of the rotary cutter so that the severed sheet is kicked into a bin located in the top cover of the printer. The printer can be, for example, an ink-jet, dot matrix, dye sublimation or thermal printer used to print tickets, vouchers, coupons or the like.Type: ApplicationFiled: March 4, 2003Publication date: September 9, 2004Applicant: TransAct Technologies IncorporatedInventors: Bruce Harris, David E. Weeks
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Patent number: 6786663Abstract: A discharging unit has multiple discharging rollers for transporting sheets downstream from a recording head in the direction of transporting, arrayed in the direction of transporting. Of the multiple discharging rollers, a second discharging roller disposed farthest downstream in the sheet transporting direction is formed with higher precision than a first discharging roller disposed further upstream.Type: GrantFiled: July 10, 2001Date of Patent: September 7, 2004Assignee: Canon Kabushiki KaishaInventor: Koichiro Kawaguchi
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Patent number: 6783225Abstract: Media is transported to an imaging region using a vacuum feeder. A vacuum head is positioned onto the media and a vacuum is applied to the vacuum head to hold the media against the vacuum head. The vacuum head is then relocated to the imaging region carrying with it the media. In one embodiment, the vacuum head holds the media slightly above the surface of the imaging region. After the media is imaged, the vacuum head moves the media to an output region. In the output region the vacuum is removed from the vacuum head allowing the media to detach from the vacuum head and remain in the output region. In another embodiment, the vacuum is removed from the vacuum head allowing the media to detach from the vacuum head and remain in the imaging region. A second vacuum head is positioned in the imaging region onto the media and a vacuum is applied to the second vacuum head to hold the media against the second vacuum head. The second vacuum head is then relocated to the output region carrying with it the media.Type: GrantFiled: September 4, 2002Date of Patent: August 31, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Roland John Burns, David D Bohn
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Patent number: 6773182Abstract: A paper cassette adapted for use in a printing device has a cassette body connected to a body of the printing device, a supporting plate having a first end being pivotally disposed in the cassette body to support printing paper, a spring elastically supporting a lower side of the supporting plate relative to a bottom of the cassette body, a finger member disposed on the cassette body to limit a rising height of the supporting plate and separating the printing paper sheet by sheet, and a shock absorbing portion guiding a rising and lowering movement of the supporting plate and lessening a shock exerted on the finger member when the supporting plate stacked with the printing paper rises from a lowered state by reducing a rising speed of the supporting plate that is raised by the spring.Type: GrantFiled: October 28, 2002Date of Patent: August 10, 2004Assignee: Samsung Electronics Co., Ltd.Inventor: Chun-seung Yang
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Patent number: 6748858Abstract: A printing apparatus and a printing method capable of preventing stacks of printed sheets from falling apart which can occur when continuously printing stacks of sheets of different sheet sizes. A printing press is controlled to suspend printing for removal of printed sheets, to change the storage destination of the printed sheets or to change printing order, based on a result of sequential or simultaneous comparisons between print sizes of a plurality of print data and a previously determined permissible limit.Type: GrantFiled: January 4, 2002Date of Patent: June 15, 2004Assignee: Dainippon Screen Mfg. Co., Ltd.Inventor: Katsuya Yamaguchi
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Publication number: 20040101345Abstract: The present invention is characterized in that: a demanded printing-job is accepted at a printing-job accepting unit, and a printing executing unit executes printing according to the accepted printing-job so as to produce an output sheet onto a discharge tray; an output-sheet detecting unit detects the presence of a printed output-sheet on the discharge tray; if the removal of discharged sheets from the discharge tray is detected, a printed-sheet mixture determining unit determines the possibility that sheets printed corresponding to a plurality of demands are mixed among the removed output-sheets; and if it is determined the possibility that sheets printed corresponding to a plurality of the demands are mixed among the output-sheets, warning information is produced by a warning voice producing unit.Type: ApplicationFiled: November 19, 2003Publication date: May 27, 2004Applicant: Canon Kabushiki KaishaInventors: Makoto Hirota, Tsuyoshi Yagisawa, Tetsuo Kosaka
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Patent number: 6722802Abstract: A wet printed media output system in a printing mechanism including a frame is provided. The system includes an election mechanism mounted to the frame for ejecting a wet printed medium along a media path in an output direction towards an output area and a holding member mounted to the frame adjacent to the ejection mechanism. A portion of the holding member projects out of the media path at an angle to a plane defined by the output direction and a trailing edge of the medium for deviating at least a portion of the printed medium from the output direction. Furthermore, the angle is adjustable in correspondence with a character of the printed medium.Type: GrantFiled: July 30, 2002Date of Patent: April 20, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Cherng Linn Teo, Keng San Chia, Tzy Woei Chu
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Patent number: 6682237Abstract: An apparatus and method are disclosed herein for enabling dual-loading of print media through a printzone of a printing device. Further characteristics and features of the present invention are additionally disclosed herein, as are exemplary alternative embodiments. This abstract is not to be used in the interpretation of any of the claims.Type: GrantFiled: September 11, 2001Date of Patent: January 27, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Thomas Cocklin, Richard L. Brinkly
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Patent number: 6669385Abstract: A printer for printing and binding documents and for moving bound documents into a collection tray. The printer has printing means designed to print onto substantially planar print media, a binder designed to bind a plurality of substantially planar print media together to form a substantially planar bound document and to retain the bound document in a substantially vertical orientation. The printer also has a collection tray positioned beneath the binder which is designed to receive and retain a bound document in a substantially vertical orientation. The printer also has a document transfer device positioned beneath the binder and above the collection tray. The document transfer device is designed to transfer a bound document from the binding means to the collection tray while maintaining the substantially vertical orientation of the bound document.Type: GrantFiled: May 23, 2000Date of Patent: December 30, 2003Assignee: Silverbrook Research Pty LtdInventors: Tobin Allen King, Paul Lapstun, Kia Silverbrook
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Patent number: 6669386Abstract: A print engine (10) having a maximum physical sheet capacity (MAX_C), and being operable at an operational sheet capacity (OP_C) equal to or less than the maximum physical sheet capacity, includes a marking device (12) which applies marks to sheets of media supplied thereto and outputs the same. A feeding device (14) supplies the sheets to the marking device (12), and a finishing device (16) receives the sheets from the marking device (12). Also included is a user interface (18). The user interface (18) has an indicator (100) which communicates to an operator of the print engine (10): the maximum physical sheet capacity of the print engine (10); the operational sheet capacity at which the print engine (10) is currently operating; and, a measurement of actual sheets which are at least one of contained in or received in a support device of the print engine (10), wherein the support device is the feeding device (14) or the finishing device (16).Type: GrantFiled: July 15, 2002Date of Patent: December 30, 2003Assignee: Xerox CorporationInventors: Thomas A. Myers, Richard M. Hraber, Marc Cote
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Patent number: 6666603Abstract: An image forming apparatus, which improves the stacking ability of a sheet and prevents contamination of an image formed surface at a low cost, includes a frame, an image forming portion forming an image on the sheet, a first conveying path through which the sheet on which the image is formed by the image forming portion is conveyed, a sheet discharge tray provided outside the frame and onto which the sheet conveyed through the first conveying path is discharged so as to be accommodated on the sheet discharge tray. A sheet discharging roller rotatable in a direction of discharges the sheet onto the sheet discharge tray in a reverse direction thereof.Type: GrantFiled: October 26, 2000Date of Patent: December 23, 2003Assignee: Canon Kabushiki KaishaInventors: Kenji Suzuki, Seiichiro Kameda
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Patent number: 6659667Abstract: A hardcopy printing mechanism and a greeting card feeder retrofit kit therefor, along with a retrofitting method are provided for printing images on a first-sized media, and on both surfaces a second-sized greeting card media without removing the first-sized media from its normal supply tray. The hardcopy device may be an electrophotographic or inkjet printer preferably equipped with a duplexer module which inverts media from a printed first surface to an opposing second surface for printing an image thereon. For a printer having an alignment surface, and a width adjuster to push the first-sized media against the alignment surface, the greeting card feeder includes a biasing member which pushes the card stock against the alignment surface. The retrofit kit includes a supply of pre-scored greeting card stock and a software program with a group of greeting card images for a consumer to select from to print store-bought quality greeting cards.Type: GrantFiled: April 12, 2002Date of Patent: December 9, 2003Assignee: Hewlett-Packard Development Company, L.P.Inventors: Thomas E. McCue, Jr., Todd M. Gaasch, Mark Garboden
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Patent number: 6659454Abstract: A printer exit tray assembly attachable to a printer housing and a computer printer including a printed paper exit tray assembly. The exit tray assembly has an exit tray and a pair of sheet supports attached to the exit tray. The exit tray is movable between a use position and a collapsed position. The exit tray is positioned generally horizontally in the use position. The exit tray projects horizontally further from the printer housing in the use position than in the collapsed position. When the exit tray is in the use position the supports are pivotable, with respect to the exit tray, between a support position for supporting a printed sheet above the exit tray and a release position for releasing the printed sheet to the exit tray.Type: GrantFiled: August 10, 2001Date of Patent: December 9, 2003Assignee: Lexmark International, Inc.Inventors: Herman Anthony Smith, Donald Norman Spitz
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Patent number: 6655864Abstract: A recording head has a head face on which at least one row of dot forming elements which form dots on a recording medium is arranged in a subscanning direction thereof. A drive feeding roller extends in a main scanning direction of the recording head. A plurality of driven feeding rollers are arranged in the main scanning direction with a predetermined interval, such that the recording medium is nipped between the drive feeding roller and the driven feeding rollers to be fed to the recording head. A plurality of medium regulators are arranged in the main scanning direction with a predetermined interval which is associated with the arrangement of the driven feeding rollers. The medium regulators are opposed to the head face such that top faces define a distance between the recording medium carried thereon and the head face.Type: GrantFiled: May 30, 2001Date of Patent: December 2, 2003Assignee: Seiko Epson CorporationInventor: Kazuo Saito
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Patent number: 6652091Abstract: A recording device includes a guide protruding from and retracting toward a platen and a discharge support protruding from and retracting toward the guide. With this arrangement, the process for fabricating the parts of the device is not complicated, a large space for the discharge support is not needed, and a required flatness of the upper surface of the platen is easily obtained even when the device includes the discharge support.Type: GrantFiled: April 30, 2002Date of Patent: November 25, 2003Assignee: Canon Kabushiki KaishaInventor: Koichi Tanno
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Patent number: 6652090Abstract: A recess-mountable printer having a housing with a top, a base, a pair of sides, a back and a front. The front of the housing has a paper ejection slot which is designed to facilitate the ejection of paper from within the housing. The housing contains a paper tray which is adapted to receive and retain paper, a printhead which is adapted to print text, data and images on the paper, and an ink supply which is adapted to provide ink to the printhead. The recess-mountable printer is designed to be operable when mounted within a recess in a television, VCR, CD player or other mounting unit.Type: GrantFiled: December 4, 2002Date of Patent: November 25, 2003Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 6652174Abstract: The present invention is a set-top box integrated with a low-height printer. The printer includes an input tray for storing input media sheets and an output area for holding output media sheets. The printer further includes a printhead that scans and prints on the media sheets from the front to the back of the printer. The media sheets are stored in the input tray in a landscape orientation and are held in the output area in a semi-curled position. Alternatively, the media sheets are stored in the input tray in a portrait orientation.Type: GrantFiled: July 27, 1999Date of Patent: November 25, 2003Assignee: Hewlett-Packard Development Company, L.P.Inventors: Michelle A. Mann, Mark A. Hay, Warren S. Catchpole, Christopher S. Magirl
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Patent number: 6648328Abstract: To prevent wavy swell from causing in sheet in transferring thereof and avoid wrinkle from being produced in later printing steps, there is provided a sheet transfer machine forward from a printing drum and a press roll. The machine is provided with upper and lower guide plates respectively formed with hole portions. Upper and lower rolls are disposed at the hole portions. There are provided hold rollers for pressing sheet coming from between the upper and the lower guide plates to an upper face of the lower guide plate downstream from the upper roll in a direction of transferring print sheet. In printing, swell is prevented from being produced by pressing the print sheet coming from between the two rolls by the hold rollers. When the sheet is sandwiched by the printing drum and the press roll and printed in later steps, wrinkle is not produced in the print sheet.Type: GrantFiled: October 4, 2001Date of Patent: November 18, 2003Assignee: Riso Kagaku CorporationInventor: Hiroyuki Sugimoto
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Patent number: 6644875Abstract: Before stopper members (25) of a skew correcting mechanism (10) are evacuated from a sheet conveyor path, sheet conveyor roller pairs (8) rotate a set angle in a direction opposite to the sheet feeding direction such that a sheet is separated from the stopper members (25). The sheet conveyor roller pairs (8) are arranged so that at least one of the rollers of each pair is independently pressed against the other with a force corresponding to the type of the sheet.Type: GrantFiled: December 19, 2000Date of Patent: November 11, 2003Assignee: Citizen Watch Company, Ltd.Inventors: Tsuyoshi Sakaino, Makoto Kawasaki, Yoshiro Kato, Katsuhiko Sato
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Patent number: 6641318Abstract: Methods and systems for a multi-position print media feed tray are described. In one embodiment, a print media feed-tray comprises a structure for holding print media. The print media feed-tray further comprises a coupling device for orienting the structure relative to a printing device. The coupling device can be capable of orienting the structure in at least two positions from which print media can be received by the printing device from the structure.Type: GrantFiled: September 20, 2001Date of Patent: November 4, 2003Assignee: Hewlett-Packard Development Company, L.P.Inventor: Robin P. Yergenson
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Patent number: 6637742Abstract: A multi-function media eject system and method for operation particularly useful for ink jet printers. At the start of a print job, the media type and print format are determined. If the media is either banner paper or envelope, or if the print format is draft quality printing, wings and kickers of the eject system are disabled, so the media exits the printer without support from the wings or influence from the kickers.Type: GrantFiled: February 11, 2002Date of Patent: October 28, 2003Assignee: Lexmark International, Inc.Inventors: Douglas Laurence Robertson, Randall David Mayo, Barry Baxter Stout, Michael Anthony Marra, III, Walter Kevin Cousins, Herman Anthony Smith
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Patent number: 6626595Abstract: An automatic sheet-feeding device of a printer includes a sheet loading section, delivery rollers, and a separating plate. When recording sheets placed on the sheet loading section are supplied, the delivery rollers are rotationally driven in contact with the sheet loading section, and the inclination of the separating plate with respect to the surface of the sheet loading section is changed to an angle that allows the uppermost recording sheet to be separated one by one. Except when the recording sheet is supplied from the sheet loading section, the delivery rollers are separated from the sheet loading section, and the separating plate is inclined substantially perpendicularly to the surface of the sheet loading section to hold the recording sheets.Type: GrantFiled: June 14, 2001Date of Patent: September 30, 2003Assignee: Alps Electric Co., Ltd.Inventor: Akira Kabamoto
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Patent number: 6607319Abstract: An image forming apparatus has a traveling unit carrying sheets of paper along a longitudinal path from a printing section to a stacker roller which guides sheets of paper having only one printed side to a stacker section. Selected sheets of paper are being displaced along a reverse path from the stacker roller back to the printing section for providing printing on the opposite side of the selected sheets, which are eventually guided by switching gates located along the reverse path to a sorting device juxtaposed with the switching gates.Type: GrantFiled: June 2, 2000Date of Patent: August 19, 2003Assignee: NEC CorporationInventor: Takehiro Fukuda
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Patent number: 6599043Abstract: In a sheet member conveying apparatus having a roller for conveying a sheet member, a motor for driving the roller, a driving transmitter for transmitting a driving force of the motor to the roller, and a detector for detecting position and speed of the roller, control is executed by a step of detecting a periodic speed or torque change of the roller as a period profile, a step of judging a specific phase angle in the period profile as an origin, a step of correlating an offset phase angle having a specific offset from the origin with an optimal suspension phase angle on the period profile, which is a phase angle to suspend the roller, and a step of controlling the suspension phase angle on the period profile at which the roller is suspended to become optimal, thereby suppressing an influence by torque and speed changes of the motor.Type: GrantFiled: October 25, 2001Date of Patent: July 29, 2003Assignee: Canon Kabushiki KaishaInventors: Nobutsune Kobayashi, Michiharu Shoji, Hiroyuki Saito
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Patent number: 6595514Abstract: A sheet feeding device for an image forming apparatus including a main body case includes a sheet feeding tray that is rotatably supported by the main body case so as to be placed at at least a closed position where a sheet feeding inlet is closed by the sheet feeding tray and an open position where the sheet feeding inlet is opened for feeding the sheet into the main body case, a sheet feeding member that feeds the sheet on the sheet feeding tray into the main body case, and an arm including a base end part and a tip end part. The tip end part of the arm includes an arm engagement part that is engaged with an engagement part for the open position provided to the main body case so as to place the sheet feeding tray at the open position.Type: GrantFiled: October 22, 2001Date of Patent: July 22, 2003Assignee: Ricoh Company, Ltd.Inventor: Toshiaki Takahashi
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Patent number: 6582139Abstract: A stacker on which a recording medium discharged from an outlet of a recoding apparatus is placed, is movable between a first position for closing the outlet and a second position for opening the outlet. A sheet receiving face receives the discharged recording medium, while being a first form when the stacker is placed in the first position, and being a second form when the stacker is placed in the second position. The sheet receiving face is formed with at least one aperture in an upstream end portion with regard to a sheet discharging direction. A holder supports the upstream end portion of the sheet receiving face. The holder includes at least one retainer engaged with the aperture so as to prevent the sheet receiving face from deforming upward.Type: GrantFiled: April 17, 2001Date of Patent: June 24, 2003Assignee: Seiko Epson CorporationInventors: Mikinobu Abe, Mugio Kawasaki, Hirokazu Yamano
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Patent number: 6568865Abstract: A fulcrum shaft 61 and a recessed sheet member 64, which together constitute an ejected paper receiving unit that is rotatable force forward and backward within a range extending from a front receiving position and a rear receiving position. When an operator rotates the ejected paper receiving unit 6 forward and sets it at the front receiving position, a print sheet that is ejected by a paper ejection unit 4 is accepted while sliding forward along the sheet member 64. And when the operator rotates the ejected paper receiving unit 6 to the rear and sets it at the rear receiving position, a print sheet ejected by the paper ejection unit 4 is accepted while sliding to the rear along the sheet member 64.Type: GrantFiled: October 27, 2000Date of Patent: May 27, 2003Assignee: Seiko Epson CorporationInventors: Satoshi Fujioka, Hiroshi Asawa
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Patent number: 6561709Abstract: A set fastening, ejecting, and stacking system for stacking sets of printed sheets with staples or other set fasteners that are being ejected by a set ejector with a horizontal movement component to slide the stapled set out over the stack. An automatic dynamic ramp system is provided by a foldable member which is folded in a vertical direction by the horizontal movement of the set ejector to temporarily lift up the stapled area of the set out of contact with the stack while that set is being ejected to prevent snagging.Type: GrantFiled: July 2, 2001Date of Patent: May 13, 2003Assignee: Xerox CorporationInventors: Daniel J. McVeigh, Bryan C. Winkelman