CN106896678A - Transfer device and image processing system - Google Patents
Transfer device and image processing system Download PDFInfo
- Publication number
- CN106896678A CN106896678A CN201610881631.8A CN201610881631A CN106896678A CN 106896678 A CN106896678 A CN 106896678A CN 201610881631 A CN201610881631 A CN 201610881631A CN 106896678 A CN106896678 A CN 106896678A
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- Prior art keywords
- electrode
- guard block
- paper
- transfer
- stripping
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Classifications
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- 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
- G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
- G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
- G03G15/1605—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer using at least one intermediate support
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/16—Transferring device, details
- G03G2215/1604—Main transfer electrode
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Abstract
The present invention provides transfer device and image processing system.Transfer device possesses transfer roll, stripping electrode and guard block.Transfer roll will be transferred to on paper as holding the toner image formed on body in transfer position.Stripping electrode is configured in the downstream of the transfer position conveyed with paper, with multiple needle electrodes.Guard block is configured in transfer roll side relative to stripping electrode, and Chong Die with stripping electrode, on guard block, the position relative with least one needle electrode in multiple needle electrodes is provided with notch part.
Description
Technical field
The present invention relates to the toner image that formation on body is held in picture being transferred to the transfer device on paper and possessing this
The image processing system of transfer device.
Background technology
In image processing system, exist and the toner image formed in photosensitive drums is transferred to and is formed with the image on paper
Device, and the toner image formed in photosensitive drums is transferred on intermediate transfer band, by toner image from centre
Transfer belt is secondarily transferred to the image processing system on paper.The use paper of toner image is transferred, via toner image
Transfer position is transported to fixing device.Now, photoreceptor or centre easily are pulled to the electrostatic force that paper is produced at this with paper
Transfer belt iseikonia holds body.Therefore, all the time, it is proposed that the skill that body is peeled off will be held from picture with paper transferred with toner image
Art.
As an example, it is proposed that producing electric field with as holding the anti-side of body phase relative to paper, thus will use
The technology that paper electricity is peeled off.In the art, for example, the corona charging device recorded using Japanese Unexamined Patent Publication 10-90974 publications
The zigzag electrode of middle use.
But, the front end of each sawtooth of zigzag electrode is sharp.Therefore, zigzag electrode is likely due in conveying paper
When paper with zigzag electrode contact or when safeguarding, user or attendant deform with zigzag electrode contact.
In the case that zigzag electrode there occurs deformation, it is possible to hinder the formation of the electric field for stripping paper.When the formation of electric field
When insufficient, before fixing device is transported to, it is wound on as holding on body with paper roll, the reason for as being blocked with paper.
The content of the invention
Transfer device of the invention possesses transfer roll, stripping electrode and guard block.Transfer roll will be as holding shape on body
Into toner image be transferred to on paper in transfer position.Stripping electrode is configured in the downstream of the transfer position conveyed with paper
Side, with multiple needle electrodes.Guard block is configured in transfer roll side relative to stripping electrode, and Chong Die with stripping electrode,
On guard block, the position relative with least one needle electrode in multiple needle electrodes is provided with notch part.
Brief description of the drawings
Fig. 1 is the summary construction diagram of the image processing system for representing the 1st implementation method.
Fig. 2 is the stereogram for representing the secondary transfer printing device that image processing system possesses.
Fig. 3 A are the amplification stereograms of the major part for representing secondary transfer printing device, and Fig. 3 B are by paper guide (paper
Guide portion) omit to represent the amplification stereogram of the major part.
Fig. 4 A are the plans for representing stripping electrode that secondary transfer printing device possesses and guard block, and Fig. 4 B are along Fig. 4 A
The sectional view of shown IVB-IVB lines.
Fig. 5 be applying on from the voltage to each portion and secondary transfer position neighbouring generation electric field explanatory diagram.
Fig. 6 be in the 3rd implementation method secondary transfer position neighbouring generation electric field explanatory diagram.
Fig. 7 is the plan that another example of stripping electrode and guard block is represented as the 4th implementation method.
Specific embodiment
[1] the 1st implementation method
The outline of [1-1] image processing system
As shown in figure 1, image processing system possesses image reading unit 10, image forming part 20, sheet feed section 30 and paper discharge unit
40.Image reading unit 10 reads the image of original copy, and view data is generated according to the image for being read.Image forming part 20 pass through into
Image formation of the row based on view data is processed, and is printed with paper what is supplied from sheet feed section 30.Paper quilt is used after printing
It is expelled to paper discharge unit 40.
In image processing system, the conveying that paper discharge unit 40 is transported to paper for will be supplied from sheet feed section 30 is formed with
Road 33.Specifically, transport road 33 extends to paper discharge unit via secondary transfer position described later and fixing position from sheet feed section 30
40.Additionally, in image processing system, it is also possible to which be formed with that transport road of printed on both sides etc. uses in a variety of applications where is another
Outer transport road.
Image forming part 20 have 4 images formed station (image forming station) 21~24, exposing unit 3,
Intermediate transfer device 50, secondary transfer printing device 60 and fixing device 70.Image forms rotation of the station 21~24 along intermediate transfer belt 51
Turn direction and be configured to a row, form black, cyan, magenta and yellow this 4 kinds of toners of color respectively based on view data
Picture.
Image forms station 21~24 each includes photosensitive drums 1, charged device 2, developer 4, intermediate calender rolls 5 and cleaning unit 6.Sense
Light drum 1 holds body for electrostatic latent image, is rotated along prescribed direction by the driving force from driving source transmission (not shown).Charged device
2 make the side face of photosensitive drums 1 powered to regulation current potential.Exposing unit 3 will be based on 4 kinds of colors (black, cyan, magenta and yellow)
Laser beam after the view data modulation of respective form and aspect, forms 21~24 respective photosensitive drums 1 of station and irradiates to image.Thus,
The electrostatic latent image of the view data based on corresponding form and aspect is formed in the side face of each photosensitive drums 1.Then, from developer 4 to this week
Face supplies toner, thus, being rasterized of electrostatic latent image and forms toner image.
Intermediate transfer device 50 has：Intermediate transfer belt 51 (equivalent to " as the holding body " described in claims)；
Drive the driven roller 52 of intermediate transfer belt 51；And the support roller 53 of intermediate transfer belt 51 is supported together with the driven roller 52.Drive
Roller 52 and support roller 53 are configured in parallel to each other, and annularly tensioning is erected on these rollers intermediate transfer belt 51.Specifically, in
Between transfer belt 51 the station relative mode of 21~24 respective photosensitive drums 1, tensioning are formed with image with outer peripheral face when rotated successively
It is erected in driven roller 52 and support roller 53.
Each position relative with each photosensitive drums 1 of intermediate transfer belt 51 is being clipped, intermediate calender rolls 5 are being configured with.Photosensitive from 4
In the case that each photosensitive drums 1 in drum 1 transfer (primary transfer) toner image to intermediate transfer belt 51, intermediate calender rolls 5 are applied in
With the primary transfer of the powered polarity (being in the present embodiment negative) opposite polarity (in the present embodiment for just) of toner
Bias.Now, Isobarically Control is carried out.Then, in the primary transfer position relative with each photosensitive drums 1 in 4 photosensitive drums 1,
Toner image is transferred on intermediate transfer belt 51 successively, thus, 4 kinds of tune of color is formed in the outer peripheral face of intermediate transfer belt 51
The toner image (primary transfer) of toner full color as obtained from overlapping.
In the toner image that the outer peripheral face of intermediate transfer belt 51 is formed, by the rotation of intermediate transfer belt 51, it is transported to
From secondary transfer printing device 60 to the secondary transfer position transferred with paper.In the present embodiment, secondary transfer printing device 60 possesses
Secondary transfer roller 62 is configured in the pressure across the position relative with driven roller 52 of intermediate transfer belt 51, and to specify and centre
The outer peripheral face crimping of transfer belt 51.Secondary transfer position is the position in the driven roller 52 in the rotating path of intermediate transfer belt 51
Put.In addition, secondary transfer roller 62 via the electric conductivity being connected with its core (axle portion) bearing or abut electrode (not shown) etc.
It is grounded (reference picture 5).Additionally, the details on secondary transfer printing device 60, will be explained below.
From intermediate transfer belt 51 in the case of (secondary transfer printing) toner image is transferred with paper, driven roller 52 is applied with
The secondary transfer printing of the powered polarity identical polar (being in the present embodiment negative) of toner biases V1 (reference picture 5).Now, lead to
Crossing carries out current constant control, and secondary transfer current flows via with paper and intermediate transfer belt 51 from secondary transfer roller 62 to driven roller 52
It is dynamic.Thus, the toner image of the full color for being held on the outer peripheral face of intermediate transfer belt 51, is transferred in secondary transfer position
With on paper.The toner remained in after secondary transfer printing on intermediate transfer belt 51 is reclaimed by cleaning unit 54 (reference picture 1).
Transferred with toner image fixing device 70 is transported to paper.Fixing device 70 possesses：Heating roller 71；By this plus
The fixing band 72 of the heating of hot-rolling 71；With the backer roll 73 crimped with fixing band 72 in fixing position.With paper by being fixed position, by
This, by heating and pressurizeing, toner image is fixed on on paper securely.
In such image processing system, via the use paper of secondary transfer position, paper is used from secondary turn by via this
The print secondary transfer current that is flowed to driven roller 52 of roller 62, powered is the powered opposite polarity polarity with toner (in this reality
It is just to apply in mode), and easily it is pulled to intermediate transfer belt 51.Therefore, if not implementing any countermeasure, it is being transported to
Before fixing device 70, it is wound on intermediate transfer belt 51 with paper roll, the reason for as being blocked with paper.Therefore, in present embodiment
In, secondary transfer printing device 60 is constituted as described below.
[1-2] secondary transfer printing device
As shown in Fig. 2~Fig. 3 B, secondary transfer printing device 60 in addition to above-mentioned secondary transfer roller 62, is also equipped with framework
63rd, stripping electrode 64, guard block 65 and paper guide 67.
Framework 63 is for by the part of each portion's construction unit of secondary transfer printing device 60, secondary transfer roller 62 to be by pivot
It is supported in framework 63.In addition, be fixed with guard block 65 and paper guide 67 on framework 63, guard block 65 and paper guide 67 according to
Secondary configuration is in the downstream of the secondary transfer position conveyed with paper.Additionally, framework 63 is suitable using makrolon/ABS resin etc.
Various resins together in shaping etc. are formed.In addition, in guard block 65 and paper guide 67 at least any one can be with framework 63
Form as one.
Stripping electrode 64 is configured in the downstream of secondary transfer position, and be maintained at guard block 65 with secondary turn
On the face of the opposite side of print roller 62.Stripping electrode 64 has basal part 640 and the multiple needle-likes electricity protruded from the basal part 640
Pole 641 (reference picture 3B).Specifically, basal part 640 with its bearing of trend along the rotary shaft of secondary transfer roller 62 state
(state consistent with the length direction of secondary transfer roller 62) protected portion part 65 keeps.Multiple needle electrodes 641 are arranged on base
The ora terminalis 640a of the side of transport road 33 (side of intermediate transfer belt 51) of the use paper of bottom 640, and from ora terminalis 640a to transport road
33 protrude (reference picture 4A and Fig. 5).
In the present embodiment, basal part 640 has the length with the length same degree of secondary transfer roller 62, in substrate
In the ora terminalis 640a in portion 640 overall scope, multiple needle electrodes 641 are configured with predetermined intervals.In addition, needle electrode 641
Length L be preferably 1.5mm~2mm or so.Such scope is set in by by length L, before needle electrode 641 can be made
End is away from basal part 640.Thus, electric field easily concentrates on the front end of needle electrode 641.
The basal part 640 of stripping electrode 64 is electrically connected with connection electrode plate 642 (reference picture 3B).In addition, connection electrode plate
642 are connected with as the coil 643 of connection point terminal.Coil 643 via terminal for connecting (not shown) be arranged at image and formed
The electrode of device high voltage power supply connection (not shown), thus, via coil 643 and connection electrode plate 642, by Isobarically Control
Apply the voltage V2 (being in the present embodiment -2kV~-3kV or so) (reference picture 5) of regulation to stripping electrode 64.
Guard block 65 is located at the side of secondary transfer roller 62 relative to stripping electrode 64, and overlap with stripping electrode 64.Tool
For body, guard block 65 has the front edge 65a positioned at the side of transport road 33, front edge 65a and multiple needle electrodes
Compare (reference picture 4A~Fig. 5) prominent to the side of transport road 33 in the front end of any one in 641.
As shown in Figure 4 A and 4 B shown in FIG., on guard block 65, in each position relative with the needle electrode 641 every 1
Install and be equipped with notch part 651.Specifically, notch part 651 is recessed into U in a part of the front edge 65a of guard block 65
The shape of shape.Therefore, when guard block 65 is observed from the side of stripping electrode 64, needle electrode 641 corresponding with notch part 651
Front end be located at notch part 651 inner side.Additionally, the A/F W of the notch part 651 of front edge 65a is preferably 1~2mm
Left and right, even more preferably about 1mm or so.The shape of notch part 651 is not limited to U-shaped, it is also possible to be deformed into V shape or square groove shape
It is variously-shaped etc. concave.
According to the structure of above-mentioned 1st implementation method, with stripping electrode 64 turn into with the powered polarity of paper (in this embodiment party
It is just in formula) mode of opposite polarity, constant pressure is applied to stripping electrode 64.Thus, the front end with needle electrode 641 is as starting point
Concentration electric field, be formed as stripping electric field E1 (reference picture 5) for will be peeled off with paper.In above-mentioned secondary transfer printing device 60,
In the position relative with needle electrode 641, guard block 65 is provided with notch part 651.Therefore, it is corresponding with notch part 651
Needle electrode 641 is not overlap with guard block 65, therefore, it is possible to the stripping for making to be formed as starting point with the front end of the needle electrode 641
Efficiently acted on from electric field E1 and use paper.Therefore, it is possible to the use paper that will be conveyed via secondary transfer position, resistance will be pulld it toward
The electrostatic force of intermediate transfer belt 51 (as holding body), efficiently peels off from intermediate transfer belt 51.
In addition, overlapped on stripping electrode 64 by by guard block 65, and in the position relative with needle electrode 641
Notch part 651 is partly set, even if needle electrode 641 corresponding with the notch part 651 is not overlap with guard block 65, also may be used
By constitute notch part 651 guard block 65 it is edge-protected.Specifically, from guard block 65 in terms of the side of stripping electrode 64
When, the front end of needle electrode 641 corresponding with notch part 651 is located at the inner side (reference picture 4A) of notch part 651.Therefore, it is possible to
The front end of needle electrode 641 is protected from the influence of the contact with paper or user etc..As a result, being prevented from needle-like electricity
The deformation of pole 641, on paper from the stripping of intermediate transfer belt 51 (as holding body), being able to maintain that good state.
[2] the 2nd implementation methods
As shown in Figure 3 B, in guard block 65,1 ground will be provided with notch part 651 for needle electrode 641
When region is set to first area R1, the feelings that first area Rl occupies whole region in the length direction of guard block 65 are not limited to
Condition, it is also possible to be additionally provided with the as following second area R2s different from first area Rl.That is, in second area R2,
Notch part 651, the overall weight of needle electrode 641 of the guard block 65 with continuous more than 2 are not provided with guard block 65
It is folded.Therefore, in second area R2, needle electrode 641 is not protruded from guard block 65, therefore, the front end of needle electrode 641 by
Guard block 65 is protected, and concentrates electric field to being suppressed with the effect of paper what its front end was formed.
Second area R2 can be provided with multiple in the length direction of guard block 65, in addition, second area R2 is in the length
Width on degree direction can suitably change.By the first area R1 on the length direction for suitably carrying out guard block 65 and
In the change of the configuration of two region R2 and the change of the width of second area R2 at least any one, guard block 65 can be made
Length direction on stripping electric field E1 be distributed as the desired distribution distribution of power (be formed with desired).Thereby, it is possible to
Appropriate position on the length direction of guard block 65 sets one or more positions for turning into the starting point peeled off and (peels off electricity
Field E1 big position).Accordingly, with respect to paper from the stripping of intermediate transfer belt 51 (as holding body), it is able to maintain that better
State.
Accordingly it is contemplated that preferred embodiment as following.That is, in guard block 65, can make and easily produce
It is first area R1 to the relative region of the both side ends with paper of the winding of intermediate transfer belt 51, makes region beyond it be the
Two region R2.In addition, in order to tackle the various sizes by the use paper of transport road 33, can be in two with the use paper of various sizes
The corresponding multiple regions in end set first area R1.Furthermore it is possible to the middle section on the length direction of guard block 65
(region relative with the central portion with paper) is also provided with first area R1.Thus, be integrally easily peeled off with paper, as a result,
Can make to be stabilized from the ADF direction of secondary transfer position.
According to the structure of above-mentioned 2nd implementation method, with easily produce two of use paper to the winding of intermediate transfer belt 51
The relative region (first area R1) of side end, concentrated setting has the needle electrode 641 exposed by notch part 651, accordingly, it is capable to
Stripping electric field E1 is enough set to concentrate on the both side ends with paper.Therefore, it is possible to will more efficiently be shelled from intermediate transfer belt 51 with paper
From.
[3] the 3rd implementation methods
As shown in fig. 6, it is preferred that the needle electrode 641 of stripping electrode 64 and secondary transfer roller 62 close to configuration.Specifically,
Stripping electrode 64 is less than from needle electrode 641 preferably from the front end of needle electrode 641 to the beeline L1 of secondary transfer roller 62
Front end to driven roller 52 beeline L2.
According to the structure of above-mentioned 3rd implementation method, can be produced between the front end of needle electrode 641 and secondary transfer roller 62
It is raw with illustrated in the 1st implementation method peel off the different new electric fields (the second stripping electric field E2) of electric field E1, as a result,
Paper can be used stripping electric field E2 is acted on closer to the position of secondary transfer position.Therefore, it is possible to will more efficiently use paper
Peeled off from intermediate transfer belt 51.
[4] the 4th implementation methods
As shown in fig. 7, on guard block 65, can one to one be correspondingly arranged on multiple with multiple needle electrodes 641
Notch part 651.According to the structure, the concentration electric field produced in the respective front end of multiple needle electrodes 641 can be made (to peel off electric field
E1) efficiently act on without waste and use paper.
Additionally, the structure of guard block 65 is not limited to the structure for illustrating in the above-described embodiment, can be deformed into
The relative position of at least one in multiple needle electrodes 641 is provided with the various structures of notch part 651.
[5] the 5th implementation methods
Each portion's structure of the image processing system for illustrating in the above-described embodiment, it is also possible to be applied to secondary transfer printing device
60 are also equipped with the image processing system of secondary transfer belt that is arranged between intermediate transfer belt 51 and secondary transfer roller 62.In the feelings
Under condition, in secondary transfer printing device 60, stripping electrode 64 is arranged on the inner surface side of secondary transfer belt (with the transport road with paper
33 opposite sides).In the structure shown here, it is also possible to the stripping for producing the front end of the needle electrode 641 having in stripping electrode 64
Acted on from electric field E1 and use paper.
In addition, each portion's structure of the image processing system for illustrating in the above-described embodiment, it is also possible to be applied to once
Be transferred to toner image with the image processing system on paper by transfer position, the feelings that will efficiently be peeled off from photosensitive drums 1 with paper
Condition.
It will be understood that the explanation of above-mentioned implementation method is illustrated rather than limitation.The scope of the present invention
It is not to be represented by above-mentioned implementation method, but by the Range Representation of claim.In addition, the scope of the present invention is included and right
It is required that the equal meaning and scope of scope in all changes.
Claims (7)
1. a kind of transfer device, it is characterised in that possess：
Transfer roll, the transfer roll will be transferred to on paper as holding the toner image formed on body in transfer position；
Stripping electrode, the downstream of the transfer position that stripping electrode configuration is conveyed in the use paper, with multiple pins
Shape electrode；With
Guard block, the guard block is configured in the transfer roll side relative to the stripping electrode, and peels off electricity with described
Pole overlaps, and the guard block is provided with scarce in the position relative with least one needle electrode in the multiple needle electrode
Oral area.
2. transfer device according to claim 1, it is characterised in that：
The guard block has the front edge that front end more respective than the multiple needle electrode protrudes forward.
3. transfer device according to claim 1 and 2, it is characterised in that：
On the guard block, in the region relative with least a portion for the use paper for being conveyed, multiple institutes are provided with
State notch part.
4. the transfer device according to any one of claims 1 to 3, it is characterised in that：
It is provided with the guard block：It is provided with the first area of the notch part；With guard block with continuous 2 with
On the second area that integrally overlaps of needle electrode.
5. transfer device according to claim 4, it is characterised in that：
In the first area, set with the position relative every the needle electrode of 1 in the multiple needle electrode
There is the notch part.
6. a kind of image processing system, it is characterised in that possess：
The image forming part of toner image is being formed on body as holding；With
Transfer device,
The transfer device has：
In transfer position be transferred to on paper the toner image that formation on body is held in the picture by transfer roll, the transfer roll；
Stripping electrode, the downstream of the transfer position that stripping electrode configuration is conveyed in the use paper, with multiple pins
Shape electrode；With
Guard block, the guard block is configured in the transfer roll side relative to the stripping electrode, and peels off electricity with described
Pole overlaps, and the guard block is provided with scarce in the position relative with least one needle electrode in the multiple needle electrode
Oral area.
7. image processing system according to claim 6, it is characterised in that：
The front end from the needle electrode in the transfer device to the transfer roll beeline, less than from the needle-like
The front end of electrode holds the beeline of body to the picture.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-201213 | 2015-10-09 | ||
| JP2015201213 | 2015-10-09 | ||
| JP2016-172777 | 2016-09-05 | ||
| JP2016172777A JP6759013B2 (en) | 2015-10-09 | 2016-09-05 | Transfer device and image forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106896678A true CN106896678A (en) | 2017-06-27 |
Family
ID=58538738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610881631.8A Pending CN106896678A (en) | 2015-10-09 | 2016-10-09 | Transfer device and image processing system |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6759013B2 (en) |
| CN (1) | CN106896678A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06301268A (en) * | 1993-04-13 | 1994-10-28 | Sharp Corp | Corona discharger |
| JPH08190255A (en) * | 1995-01-09 | 1996-07-23 | Konica Corp | Corona discharging device |
| JPH09185223A (en) * | 1996-01-08 | 1997-07-15 | Konica Corp | Corona discharging device |
| JPH1090974A (en) * | 1996-09-17 | 1998-04-10 | Konica Corp | Corona charging device |
| US5926683A (en) * | 1995-03-22 | 1999-07-20 | Canon Kabushiki Kaisha | Image forming apparatus with two-potential-level electricity removing member |
| US20070258737A1 (en) * | 2006-05-08 | 2007-11-08 | Hiromi Ogiyama | Transfer-separation device and image forming apparatus |
| CN102193426A (en) * | 2010-03-18 | 2011-09-21 | 柯尼卡美能达商用科技株式会社 | Image forming apparatus |
| CN103676565A (en) * | 2012-08-31 | 2014-03-26 | 京瓷办公信息系统株式会社 | Image forming apparatus |
-
2016
- 2016-09-05 JP JP2016172777A patent/JP6759013B2/en active Active
- 2016-10-09 CN CN201610881631.8A patent/CN106896678A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06301268A (en) * | 1993-04-13 | 1994-10-28 | Sharp Corp | Corona discharger |
| JPH08190255A (en) * | 1995-01-09 | 1996-07-23 | Konica Corp | Corona discharging device |
| US5926683A (en) * | 1995-03-22 | 1999-07-20 | Canon Kabushiki Kaisha | Image forming apparatus with two-potential-level electricity removing member |
| JPH09185223A (en) * | 1996-01-08 | 1997-07-15 | Konica Corp | Corona discharging device |
| JPH1090974A (en) * | 1996-09-17 | 1998-04-10 | Konica Corp | Corona charging device |
| US20070258737A1 (en) * | 2006-05-08 | 2007-11-08 | Hiromi Ogiyama | Transfer-separation device and image forming apparatus |
| CN102193426A (en) * | 2010-03-18 | 2011-09-21 | 柯尼卡美能达商用科技株式会社 | Image forming apparatus |
| CN103676565A (en) * | 2012-08-31 | 2014-03-26 | 京瓷办公信息系统株式会社 | Image forming apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6759013B2 (en) | 2020-09-23 |
| JP2017072824A (en) | 2017-04-13 |
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Application publication date: 20170627 |