CN101493672A - Paperout device - Google Patents

Paperout device Download PDF

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Publication number
CN101493672A
CN101493672A CN200810026089.3A CN200810026089A CN101493672A CN 101493672 A CN101493672 A CN 101493672A CN 200810026089 A CN200810026089 A CN 200810026089A CN 101493672 A CN101493672 A CN 101493672A
Authority
CN
China
Prior art keywords
paper
stop part
driving wheel
sheet delivery
idle pulley
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN200810026089.3A
Other languages
Chinese (zh)
Inventor
许天河
蔡振财
许学洲
曹又仁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Silitek Electronic Guangzhou Co Ltd
Lite On Technology Corp
Original Assignee
Silitek Electronic Guangzhou Co Ltd
Lite On Technology Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Silitek Electronic Guangzhou Co Ltd, Lite On Technology Corp filed Critical Silitek Electronic Guangzhou Co Ltd
Priority to CN200810026089.3A priority Critical patent/CN101493672A/en
Priority to US12/126,923 priority patent/US20090189343A1/en
Priority to JP2008164820A priority patent/JP2009173441A/en
Publication of CN101493672A publication Critical patent/CN101493672A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/46—Supplementary devices or measures to assist separation or prevent double feed
    • B65H3/56—Elements, e.g. scrapers, fingers, needles, brushes, acting on separated article or on edge of the pile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
    • B65H29/12—Delivering or advancing articles from machines; Advancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands or rollers
    • B65H29/14—Delivering or advancing articles from machines; Advancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands or rollers and introducing into a pile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H85/00—Recirculating articles, i.e. feeding each article to, and delivering it from, the same machine work-station more than once
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6502—Supplying of sheet copy material; Cassettes therefor
    • G03G15/6511—Feeding devices for picking up or separation of copy sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/10—Selective handling processes
    • B65H2301/13—Relative to size or orientation of the material
    • B65H2301/132—Relative to size or orientation of the material single face or double face
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/30—Orientation, displacement, position of the handled material
    • B65H2301/33—Modifying, selecting, changing orientation
    • B65H2301/333—Inverting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/30—Orientation, displacement, position of the handled material
    • B65H2301/33—Modifying, selecting, changing orientation
    • B65H2301/333—Inverting
    • B65H2301/3331—Involving forward reverse transporting means
    • B65H2301/33312—Involving forward reverse transporting means forward reverse rollers pairs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2404/00—Parts for transporting or guiding the handled material
    • B65H2404/70—Other elements in edge contact with handled material, e.g. registering, orientating, guiding devices
    • B65H2404/72—Stops, gauge pins, e.g. stationary
    • B65H2404/722—Stops, gauge pins, e.g. stationary movable in operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2405/00—Parts for holding the handled material
    • B65H2405/10—Cassettes, holders, bins, decks, trays, supports or magazines for sheets stacked substantially horizontally
    • B65H2405/11—Parts and details thereof
    • B65H2405/113—Front, i.e. portion adjacent to the feeding / delivering side
    • B65H2405/1134—Front, i.e. portion adjacent to the feeding / delivering side movable, e.g. pivotable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2801/00—Application field
    • B65H2801/03—Image reproduction devices
    • B65H2801/06—Office-type machines, e.g. photocopiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pile Receivers (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)
  • Conveyance By Endless Belt Conveyors (AREA)

Abstract

The invention provides a paper outlet device which is applied to electronic imaging equipment. The paper outlet device comprises a driving wheel and idler wheels which are arranged at the upper side and the lower side of the driving wheel respectively, a retaining part which can move at the retaining position and an opening position, and a reset part which can lead the retaining part to be reset from the opening position to the retaining position; and the reset part can be a distortion spring or a counterweight block. When the paper is being returned, the paper piled on a paper outlet disc is retained by the retaining part which is arranged at the retaining position so that the paper is not brought into the clearance between the paper outlet idler wheels due to the traction force of the return paper, thus avoiding paper jam.

Description

Sheet delivery
Technical field
The present invention relates to a kind of sheet delivery, specifically relate to a kind of sheet delivery that can avoid the storehouse paper jam phenomenon that paper is caused by the clamping gap between the error tape turnover paper roller in paper discharge tray.
Background technology
Appearance with electronic imaging device of two-sided paper feed pattern is fully utilized paper, reduces paper waste, reduces office cost, so the electronic imaging device of two-sided paper feed pattern has more and more obtained using more widely.
Fig. 1, shown in Figure 2 have the electronic imaging device paper transport path terminal of dual feed paper matrix formula and a near structure the paper delivery end at present a kind of.Paper S is taken out one by one and is fed to imaging region along paper transport path from paper feeding plate, treat that imaging finishes after, be sent to the paper discharge tray 5 from this paper transport path terminal.
See also Fig. 1, in two-sided paper feed pattern, the paper S of the existing imaging of one side is sent by the two-way driving wheel 22 and first idle pulley 33, the supply side of this paper S (feeding edge) is taken and is dropped on storehouse in paper discharge tray 5 on the storehouse paper 13, the continuous Fig. 2 that sees also, driving wheel 2 backward rotation, and jointly paper S is recycled to paper transport path to carry out its another side imaging with this first idle pulley 33, the supply side of this paper S became tail end (trailing edge) and moved along the loopback direction this moment, because being stacked over paper discharge tray 5 storehouse paper 13 contacts with this paper S, so it has friction force between the two, lasting loopback along with this paper S, be stacked over paper discharge tray 5 storehouse paper 13, the traction meeting that is subjected to back paper S because of friction force is brought in the clamping gap (nip) between the driving wheel 22 and second idle pulley 44 mistakenly, thereby can cause paper jam phenomenon.
Summary of the invention
The problem to be solved in the present invention aims to provide a kind of sheet delivery that can prevent above-mentioned paper jam phenomenon.
For achieving the above object, the present invention has adopted following technical scheme, and a kind of sheet delivery is applied to electronic imaging device, comprises a two-way driving wheel, is positioned at the paper transport path end of this electronic imaging device, the corresponding paper delivery portion of one side; One first idle pulley is positioned at side on this two-way driving wheel, can jointly the paper of the existing imaging of one side be recycled to this paper transport path with this driving wheel under two-sided paper feed pattern; One second idle pulley is positioned at side on this two-way driving wheel, can send to this paper delivery portion with the paper that this driving wheel will be finished imaging jointly under two-sided paper feed pattern; One stop part, between this paper transport path terminal and paper delivery portion, this stop part can close start between position and the open position at its retaining: when the paper of the existing imaging of one side was recycled to paper transport path, this stop part was in its retaining and closes the position; When the paper of finishing imaging was sent the paper transport path terminal, this this stop part switched to its open position.
Specifically, this stop part is articulated in this paper transport path terminal.
Close the position in order to make this stop part be returned to former retaining automatically, to prevent that paper error next time is brought in the clamping gap of the driving wheel and second idle pulley, this sheet delivery more comprises a reset assembly, this return unit is connected with described stop part, can make this stop part return back to described retaining by described open position and close the position.
This return unit is in particular a torsion spring.This torsion spring has connecting portion and fixed part, and this connecting portion is connected with this stop part, and this fixed part is connected with described electronic imaging device.
In addition, this return unit also can be a balancing weight, and this balancing weight connects the end with this rotating shaft.
For making this stop part can not have influence on the paper stack height of paper discharge tray at open position, this stop part has an arch portion, and the arch opening direction of this arch portion and affiliated paper delivery direction are oppositely arranged.
Adopt the sheet delivery of the technical program, under dual feed paper matrix formula, one side has been finished the paper of imaging and has been sent by the driving wheel and first idle pulley, and the supply side of this paper is taken and dropped in the paper discharge tray on the storehouse paper.When the driving wheel counter-rotating, jointly the paper that this need carry out the another side imaging is recycled to paper transport path with first idle pulley, the storehouse paper can because with return paper and have friction force and be subjected to its traction, can be toward the clamping gap direction mistake feeding of the driving wheel and second idle pulley.Thereby make the paper of this mistake feeding can't enter the clamping gap of driving wheel and second idle pulley, avoided aforesaid paper jam phenomenon owing to be in the stopping of stop part that retaining closes the position this moment.
Description of drawings
The present invention will be further described in detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is the synoptic diagram that the paper in the known techniques duplex scanning is discharged;
Fig. 2 is the path synoptic diagram of the paper loopback in the known techniques duplex scanning, wherein in the paper discharge tray storehouse paper by wrong feeding;
Fig. 3 is installed in the skeleton view of paper delivery end for first embodiment of the invention;
Fig. 4 discharges the view that the paper delivery end is stacked over paper discharge tray for following first the been scanned paper of dual feed paper matrix formula of the present invention;
Fig. 5 for paper in handling under the dual feed paper matrix formula of the present invention by loopback to carry out the synoptic diagram of another side scanning;
Fig. 6 is sent the synoptic diagram of paper transport path when having disposed for paper under dual feed paper matrix formula;
Fig. 7 is expelled to the synoptic diagram of paper discharge tray for the paper that has disposed under dual feed paper matrix formula; And
Fig. 8 is installed in the skeleton view of paper delivery end for second embodiment of the invention.
Embodiment
The invention provides a kind of sheet delivery, this sheet delivery is applied in the electronic imaging device, especially the electronic imaging device that has dual feed paper matrix formula, for example, has the printing device of dual feed paper matrix formula or have the flat bed scanning equipment of dual feed paper matrix formula or all-in-one multifunctional machine with dual feed paper matrix formula.This sheet delivery is located at the terminal and the paper delivery end of the paper transmission of electronic imaging device.Below in conjunction with embodiment and graphic elaborating thereof.
This it should be noted that graphic and description partly to relate to similar assembly be to represent with identical numbering.
Explanatorily be once more, the paper transport path that below relates to is a known techniques, has the knack of the technology that this operator knows, and below will not give unnecessary details.
What Fig. 3 to Fig. 7 disclosed is first preferred embodiment of the present invention, and a kind of sheet delivery is to be applied to one have in the scanning device of dual feed paper matrix formula.
See also Fig. 3, on two side bodies (frame) of the paper transport path terminal of the scanning device of this dual feed paper matrix formula and paper delivery end, a driving shaft 7 is installed, but this driving shaft is driven by the motor (not shown) of a rotating.Be installed with two-way driving wheel 22 on this driving shaft 7, the upper and lower side that is positioned at this driving wheel 22 is respectively equipped with first idle pulley 33 and second idle pulley 44, and the setting of this two idle pulley belongs to has the knack of the technology that this operator knows, and does not give unnecessary details in this.And this two idle pulley is shared this driving wheel 22, when this driving wheel is just changeing, itself and first idle pulley 33 will simultaneously have the paper of imaging jointly and send, and when driving wheel 22 counter-rotatings, the paper of the existing imaging of the one side that itself and first idle pulley 33 will be sent jointly is recycled in the paper transport path again.
Be positioned at the below of second idle pulley 44, promptly on the housing of the paper delivery end of this scanning device, be equipped with a plurality of mounting holes 61.Per two stop parts occupy the left and right sides of second idle pulley 44 in 6 minutes, and between paper delivery end and paper discharge tray 5, this stop part 6 has a rotating shaft that is attached thereto 62, and this stop part 6 has a link 68 and a top 66.This link 68 is fixedlyed connected with this rotating shaft 62, has an arch portion 69 between this link 68 and this top 66, and the arch opening direction and the paper delivery direction of this arch portion 69 are oppositely arranged.Be preferably, this stop part 6 can be the even number setting.
The rotating shaft 62 of stop part 6 is installed in this described mounting hole 61, and is articulated in this, can freely rotate in mounting hole 61.The rotating shaft of a plurality of stop parts links into an integrated entity in the present embodiment.Paper is not arranged when the clamping gap of the driving wheel 22 and second idle pulley 44 is sent, this stop part 6 is positioned at retaining and closes the position.When paper during by above-mentioned clamping gap, stop part 6 will close the position start by this retaining around its rotating shaft 62 and switch to open position, so that paper is expelled in the paper discharge tray 5.
Continuous see also Fig. 3, close the position with the circulation start, can add a torsion spring 63 for making this stop part 6 be returned to former retaining automatically by the position of performing fighting.This torsion spring set is connected in the rotating shaft 62, and this torsion spring 63 has a fixed part 631 and a butting section 632, and its fixed part 631 is stuck in paper delivery end housing body 64 bayonet sockets 641.Its butting section 632 is resisted against stop part 6 and closes on the face of paper discharge tray 5.So, as paper during by the clamping gap between driving wheel 22 and second idle pulley 44, the centripetal force of paper can keep off the stop part 6 that closes the position and is pushed into open position being in, so that paper can drain in the paper discharge tray 5.This moment, the butting section 632 of torsion spring 63 was pressed down, and held with elastic force, treated that paper is expelled in the paper discharge tray 5, and torsion spring 63 holds the elastic force that has can make its butting section 632 return to the origin-location, makes stop part 6 belong to former retaining and closes the position.
Owing to be solved by this invention be in the paper discharge tray 5 storehouse paper 13 can because the paper S and its friction force of loopback be drawn in the clamping gap that is brought to the driving wheel 22 and second idle pulley 44, thereby the paper jam phenomenon that causes, so, below only do an explanation with dual feed paper matrix formula, and unidirectional paper feed mode at this not to give unnecessary details.
Continuous seeing also consulted Fig. 4, under the dual feed paper matrix formula, the paper S of the existing imaging of one side is sent from the paper transport path (not shown) jointly by the driving wheel 22 and first idle pulley 33, and this paper S is sent after the segment length, and its supply side can be taken on the storehouse paper 13 that drops in the paper discharge tray 5.This paper S does not send as yet fully to paper discharge tray 5 because this paper S also needs to carry out the image imaging of another side, so the time driving wheel 22 counter-rotatings again this paper is gone back to the paper feed path with first idle pulley 33, to carry out the imaging of another side.At this moment, this paper S tail end becomes supply side, drawn by it by the storehouse paper 13 that the paper S of loopback contacts because of this friction force between the two with this, can be by the clamping gap of wrong area between the driving wheel 22 and second idle pulley 44.
See also Fig. 5, stop part 6 between paper delivery end and paper discharge tray 5 is in retaining and closes the position, it is positioned at before the clamping gap of the driving wheel 22 and second idle pulley 44, promptly run into this stop part 6 by wrong area earlier to the supply side of the storehouse paper 13 in this clamping gap, this stop part 6 leans against on the scanning device.Stopping of stop part 6 can't be broken through by error tape to the storehouse paper 13 in the clamping gap of the driving wheel 22 and second idle pulley 44, thereby the clamping gap of the driving wheel 22 and second idle pulley 44 can't be entered, so, can not cause paperboard.
See also Fig. 6, because of needs carry out the paper S of another side imaging by loopback, after having finished its another side scanning imagery, send to paper discharge tray 5 jointly by the driving wheel 22 and second idle pulley 44, behind the clamping gap of the supply side of paper S by the driving wheel 22 and second idle pulley 44, run into and be in the stop part 6 that retaining closes the position, S is sent constantly when paper, its centripetal force can be pushed into open position to stop part 6, to such an extent as to paper S can be discharged in the paper discharge tray 5.At this moment, the stop part 6 that the butting section 632 of torsion spring 63 is in open position presses down, and can hold has elastic force.
See also Fig. 7, when paper S was discharged in the paper discharge tray 5 fully, torsion spring holds the elastic force that has can be made stop part 6 be returned to former retaining again to close the position.Thereby can prevent automatically that next paper from being gone into the clamping gap of the driving wheel 22 and second idle pulley 44 by error tape.
Figure 8 shows that another preferred embodiment of the present invention.See also the 8th figure, this embodiment and the foregoing description are roughly the same, and what they were different is, return unit is a balancing weight 67, and this balancing weight 67 is connected in the end of rotating shaft 62, and preferably, balancing weight and this rotating shaft 62 are one-body molded.Send in the clamping gap of paper S by the driving wheel 22 and second idle pulley 44, can promote this stop part 6 to open position, when stop part 6 was opened downwards, the center of gravity that is connected in the balancing weight 67 of rotating shaft 62 axle heads can rise thereupon, and held the energy that has.
The continuous Fig. 7 that sees also, balancing weight 67 held the energy that has because of center of gravity rises and can impel the center of gravity of balancing weight 67 to move down when treating that paper S is discharged in the paper discharge tray 5 fully this moment, and stop part 6 is returned to former retaining again and closes the position at this moment.Thereby can prevent automatically that next paper from being gone into the clamping gap of the driving wheel 22 and second idle pulley 44 by error tape.
According to the present invention, under dual feed paper matrix formula, have friction force because the storehouse paper 13 in paper S and the paper discharge tray 5 is in contact with one another, thereby paper S is during by loopback, storehouse paper 13 can be subjected to its traction by the clamping gap location feeding to the driving wheel 22 and second idle pulley 44 of mistake.Stop part 6 was in to keep off and closed the position this moment, and because this stop part 6 is preceding in the clamping gap of the driving wheel 22 and second idle pulley 44, so, can be touched stop part 6 by the storehouse paper 13 of wrong feeding when the feeding, it can't break through this stop part 6, so, can't be entered into the clamping gap of the driving wheel 22 and second idle pulley 44 by the storehouse paper 13 of wrong feeding, thereby can not cause paper jam phenomenon.
The above only is preferred embodiment of the present invention, and all equalizations of being done according to the claimed target of the present invention change and modify, and all should belong to the scope that the present invention is contained.

Claims (9)

1. a sheet delivery is applied to electronic imaging device, comprise,
One two-way driving wheel is positioned at the paper transport path end of this electronic imaging device, the corresponding paper delivery portion of one side;
One first idle pulley, behind a paper one surface imaging, this first idle pulley and this driving wheel are recycled to this paper transport path with this paper jointly;
One second idle pulley, behind this paper double-face imaging, this second idle pulley and this driving wheel push this paper jointly to this paper delivery portion; It is characterized in that a stop part is between this paper transport path terminal and paper delivery portion, this stop part can close start between position and the open position at its retaining: when this paper was recycled to paper transport path, this stop part was in retaining and closes the position; When this paper of finishing imaging was delivered to this paper delivery portion, this stop part switched to open position.
2. the sheet delivery according to claim 1 is characterized in that, this stop part is articulated in this paper transport path terminal.
3. the sheet delivery of stating according to claim 1 is characterized in that, this sheet delivery also comprises a return unit, and this return unit is connected with described stop part, can make this stop part return back to described retaining by described open position and close the position.
4. the sheet delivery according to claim 2 is characterized in that, this stop part has a rotating shaft that is attached thereto, and this rotating shaft is articulated on the described electronic equipment, and this stop part can be with this rotating shaft start.
5. the sheet delivery according to claim 3 is characterized in that, this return unit is a torsion spring.
6. the sheet delivery of stating according to claim 5 is characterized in that, this torsion spring has connecting portion and fixed part, and this connecting portion is connected with this stop part, and this fixed part is connected with described electronic imaging device.
7. the sheet delivery according to claim 3 is characterized in that, this return unit is a balancing weight.
8. the sheet delivery according to claim 7 is characterized in that, this balancing weight connects the end with described rotating shaft.
9. the sheet delivery according to claim 1 is characterized in that this stop part has an arch portion, and the arch opening direction of this arch portion and affiliated paper delivery direction are oppositely arranged.
CN200810026089.3A 2008-01-24 2008-01-24 Paperout device Pending CN101493672A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200810026089.3A CN101493672A (en) 2008-01-24 2008-01-24 Paperout device
US12/126,923 US20090189343A1 (en) 2008-01-24 2008-05-25 Paper-feeding mechanism
JP2008164820A JP2009173441A (en) 2008-01-24 2008-06-24 Paper delivery device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200810026089.3A CN101493672A (en) 2008-01-24 2008-01-24 Paperout device

Publications (1)

Publication Number Publication Date
CN101493672A true CN101493672A (en) 2009-07-29

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ID=40898414

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200810026089.3A Pending CN101493672A (en) 2008-01-24 2008-01-24 Paperout device

Country Status (3)

Country Link
US (1) US20090189343A1 (en)
JP (1) JP2009173441A (en)
CN (1) CN101493672A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5416628B2 (en) * 2010-03-18 2014-02-12 株式会社沖データ Document conveying apparatus, image reading apparatus, and image forming apparatus
JP5764906B2 (en) 2010-10-21 2015-08-19 セイコーエプソン株式会社 Printing device
US8929798B2 (en) * 2013-01-23 2015-01-06 Hewlett-Packard Development Company, L.P. Print media tray
JP5855066B2 (en) 2013-09-30 2016-02-09 キヤノン株式会社 Image forming apparatus
JP6316266B2 (en) * 2015-12-10 2018-04-25 キヤノン株式会社 Image forming apparatus

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Publication number Priority date Publication date Assignee Title
JPS5456382U (en) * 1977-09-28 1979-04-18
US5014976A (en) * 1990-04-04 1991-05-14 Xerox Corporation Exit roller shield for duplex printing
JP3473648B2 (en) * 1995-03-22 2003-12-08 セイコーエプソン株式会社 Printer paper detector
US6446958B1 (en) * 1999-11-18 2002-09-10 Pitney Bowes Inc. Method and system for directing an item through the feed path of a folding apparatus
JP2004099293A (en) * 2002-09-12 2004-04-02 Matsushita Electric Ind Co Ltd Image forming device
US7070182B2 (en) * 2002-12-18 2006-07-04 Ricoh Company, Limited Sheet separating mechanism, fixing device, and image forming apparatus

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Publication number Publication date
US20090189343A1 (en) 2009-07-30
JP2009173441A (en) 2009-08-06

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Open date: 20090729