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1. 发明专利

JP2014235261A 画像形成装置有权
标题翻译：图像形成装置
公开(公告)号：JP2014235261A
公开(公告)日：2014-12-15
申请号：JP2013115777
申请日：2013-05-31
申请人：ブラザー工業株式会社 , Brother Ind Ltd
发明人： FURUKAWA TOSHIRO
IPC分类号： G03G21/10 , G03G21/00 , G03G21/14
CPC分类号： G03G21/10 , G03G21/0064
摘要：【課題】カートリッジの交換寿命を延ばす第2モードを実行するときに、像担持体や回収部材の交換寿命を延ばすことができる画像形成装置を提供すること。【解決手段】通常の印刷モードと、現像カートリッジ10の交換寿命を通常の印刷モードよりも延ばすトナーセーブモードとを選択的に実行可能なプリンタ1において、トナーセーブモードを実行するときに、ドラムクリーニングローラ9に保持されている転写残トナーを感光ドラム7に戻す動作を実施しない。これにより、トナーセーブモードを実行するときに、感光ドラム7やドラムクリーニングローラ9の動作を低減し、感光ドラム7やドラムクリーニングローラ9の交換寿命を延ばす。【選択図】図2
摘要翻译：要解决的问题：提供一种能够在执行第二模式时延长图像载体和恢复构件的更换寿命的图像形成装置，用于延长墨盒的更换寿命。解决方案：在能够选择性地执行正常打印模式和用于延长显影盒10比普通打印模式更长的更换寿命的调色剂节省模式，当执行调色剂保存模式时，将由滚筒清洁辊9保持的转印残余调色剂返回到感光鼓 7不执行。因此，当执行调色剂节省模式时，感光鼓7和滚筒清洁辊9的操作减小，导致感光鼓7和滚筒清洁辊9的更换寿命延长。

2. 发明专利

JP2013205538A Image forming device 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2013205538A
公开(公告)日：2013-10-07
申请号：JP2012072914
申请日：2012-03-28
申请人： Brother Ind Ltd , ブラザー工業株式会社
发明人： MATSUSHITA YUICHI , FURUKAWA TOSHIRO , SUGIYAMA YOSUKE , MATSUURA MINORU
IPC分类号： G03G15/01 , G03G15/00
CPC分类号： G03G15/043 , G03G15/011 , G03G15/0435
摘要： PROBLEM TO BE SOLVED: To provide an image forming device capable of overlaying a developer in a good condition.SOLUTION: The image forming device (color printer 1) includes: a plurality of photoreceptor drums 61 arranged in parallel to each other, and formed with developer images by supplying the developer to electrostatic latent images formed by the irradiation of light beams B; and an exposure device 5 which irradiates the surfaces of the photoreceptor drums 61 with the light beams B, and transfers the developer image formed on each of the photoreceptor drums 61 to a sheet S which moves to one of the arrangement directions of the photoreceptor drums 61 while contacting each of the photoreceptor drums 61. The exposure device 5 is configured such that the beam diameter on a photoreceptor drum 61Y of light beams BY which fall on the photoreceptor drum 61Y arranged on the most upper stream side of the moving direction of the sheet S is larger than the beam diameter on a photoreceptor drum 61K of light beams BK which fall on the photoreceptor drum 61K arranged on the most downstream side of the moving direction of the sheet S.
摘要翻译：要解决的问题：提供能够以良好状态覆盖显影剂的图像形成装置。解决方案：图像形成装置（彩色打印机1）包括：多个彼此平行布置的感光鼓61，并形成有通过将显影剂供应到通过照射光束B形成的静电潜像的显影剂图像; 以及曝光装置5，其用光束B照射感光鼓61的表面，并将形成在每个感光鼓61上的显影剂图像转印到移动到感光鼓61的排列方向之一的纸张S 同时接触每个感光鼓61.曝光装置5被配置为使得光束BY的感光鼓61Y上的光束直径落在布置在片材的移动方向的最上游侧的感光鼓61Y上 S大于在布置在片材S的移动方向的最下游侧的感光鼓61K上的光束BK的感光鼓61K上的光束直径。

3. 发明专利

JP2013190609A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2013190609A
公开(公告)日：2013-09-26
申请号：JP2012056828
申请日：2012-03-14
申请人： Brother Ind Ltd , ブラザー工業株式会社
发明人： MIYAHARA KENSUKE , FURUKAWA TOSHIRO
IPC分类号： G03G21/14 , G03G15/16 , G03G21/10
CPC分类号： G03G15/55 , G03G15/50 , G03G21/0076 , G03G21/1638
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of shortening a time until printing becomes available while suppressing deterioration in image quality.SOLUTION: An image forming apparatus (color printer 1) includes a control device 100 capable of performing holding control of allowing a holding roller 57 to hold a developer adhering to a photoreceptor drum 51, movement control of moving the developer held by the holding roller 57 to the photoreceptor drum 51; and collection control of allowing a collection unit 90 to collect the developer adhering to the photoreceptor drum 51 via a conveyance belt 73, the control device 100 executing the holding control during printing and the movement control and the collection control after the printing. The control device 100 sets a first flag when a predetermined time has elapsed after starting of the movement control, and resets the first flag when printing is started. When the first flag is not set at start-up, the control device 100 executes the movement control and the collection control after the start-up before printing, and when the first flag is set at start-up, omits the movement control after the start-up before printing.
摘要翻译：要解决的问题：提供一种图像形成设备（彩色打印机1），其能够缩短在打印变得可用之前的时间，同时抑制图像质量的劣化。图像形成设备（彩色打印机1）包括控制设备100，该控制设备100能够执行允许用于保持附着在感光鼓51上的显影剂的保持辊57，将由保持辊57保持的显影剂移动到感光鼓51的移动控制; 以及采集控制，允许收集单元90经由输送带73收集附着在感光鼓51上的显影剂，控制装置100在打印期间执行保持控制，并且在打印之后执行移动控制和收集控制。控制装置100在开始移动控制之后经过预定时间时设定第一标志，并且在打印开始时复位第一标志。当在启动时未设定第一标志时，控制装置100在打印之前执行启动之后的移动控制和收集控制，并且当第一标志被设置为启动时，省略了在启动之后的移动控制启动前打印。

4. 发明专利

JP2012073320A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2012073320A
公开(公告)日：2012-04-12
申请号：JP2010216672
申请日：2010-09-28
申请人： Brother Ind Ltd , ブラザー工業株式会社
发明人： FURUKAWA TOSHIRO
IPC分类号： G03G21/10
CPC分类号： G03G21/0058 , G03G2215/00075
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of excellently recovering a correction pattern by a cleaning roller.SOLUTION: A color laser printer 1 is configured so that a positive integer number N satisfying the following mathematical formula (1) in relation to each optional value n exists in all values from 1 to the value n: (T×N+L)/n≤R/V≤(T×(N+1)-L)/n ... mathematical formula (1) in which a circumferential length of a cleaning roller 22 is R, the length of a patch Q in a moving direction of a conveyance belt 10 is L, a formation interval of the patch Q in the moving direction of the conveyance belt 10 is T, a ratio of peripheral velocity of the cleaning roller 22 to moving speed of the conveyance belt 10 is V, and a positive integer number is n.
摘要翻译：要解决的问题：提供一种能够通过清洁辊良好地恢复校正图案的图像形成装置。解决方案：彩色激光打印机1被配置为使得满足以下数学公式（1）的正整数N相对于每个可选值n存在于从1到值n的所有值中：（T×N + L）/n≤R/V≤（T×（N + 1）-L）/ n ...清洁辊22的圆周长度为R的数学式（1），补丁Q的长度输送带10的移动方向为L，输送带10的移动方向上的贴片Q的形成间隔为T，清扫辊22的圆周速度与输送带10的移动速度的比为V ，正整数为n。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2010128051A Image forming apparatus 有权
标题翻译：图像形成装置
公开(公告)号：JP2010128051A
公开(公告)日：2010-06-10
申请号：JP2008300604
申请日：2008-11-26
申请人： Brother Ind Ltd , ブラザー工業株式会社
发明人： ICHIKAWA HIROSHI , NOBE HIROSHI , FURUKAWA TOSHIRO
IPC分类号： G03G15/16 , B65H5/38 , G03G15/00
CPC分类号： G03G15/6558 , G03G15/1695 , G03G2215/00409 , G03G2215/1623 , G03G2215/1666
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus which can suppress the occurrence of both double sheet feeding of recording sheets and leakage of transfer current. SOLUTION: The image forming apparatus includes: photosensitive materials which each carry a developer image, transfer members which attract the developer images from the photosensitive materials; a sheet housing section which houses recording sheets; a recording sheet feeding mechanism, which feeds out a recording sheet in the sheet housing section to the outside of the sheet housing section; and a guide shoot 100, which guides the recording sheet fed out by the recording sheet feeding mechanism towards a position between the photosensitive material and the transfer member. The guide shoot 100 has a conductive member (metallic plate 110), which is brought into abutment with a leading end of the recording sheet (paper P) while the recording sheet still remains in the sheet housing section, and which is grounded electrically, and insulation members (sheet made of resin 120) which is brought into abutment with the recording sheet when the leading end of the recording sheet reaches the transfer member. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种可以抑制记录纸的双面进纸和双面传送电流的泄漏的图像形成装置。图像形成装置包括：各自携带显影剂图像的感光材料，从感光材料吸引显影剂图像的转印部件; 容纳记录纸的纸张收纳部分; 记录纸供给机构，其将片材收纳部中的记录纸送出到纸张收纳部的外侧; 以及引导片100，其将由记录片材馈送机构馈出的记录片材引导到感光材料和转印部件之间的位置。引导片100具有导电构件（金属板110），该导电构件（金属板110）在记录片材仍然保留在片材容纳部分中并与电极接地的同时与记录片材（纸张P）的前端邻接，并且绝缘构件（由树脂120制成的片材），当记录片材的前端到达转印构件时，其与记录片材抵接。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2007094283A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2007094283A
公开(公告)日：2007-04-12
申请号：JP2005286456
申请日：2005-09-30
申请人： Brother Ind Ltd , ブラザー工業株式会社
发明人： FURUKAWA TOSHIRO
IPC分类号： G03G21/10 , G03G15/02 , G03G15/06 , G03G15/08 , G03G15/16
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of removing an adhesive matter to the surface of a photoconductor with simple constitution, and preventing the occurrence of ghost or staining in printing. SOLUTION: A cleaning member 16 is composed of an insulator. When an image is not formed, a CPU 50 separates a developing roller 37 from the surface of a photoconductive layer 13 so as to form a potential pattern where first potential in the rotating direction of a photoreceptor drum 10 and second potential lower than the first potential are alternately distributed on the surface of the photoconductor layer 13 (S100 to S120). Then, the developing roller 37 is made to abut on the surface of the photoconductive layer 13 again, and recovering bias is applied to the developing roller 37 so as to recover the adhesive matter adhering to the photoconductive layer 13 again by the developing roller 37 (S125 and S130). COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够以简单的结构将粘合剂去除到感光体表面的图像形成装置，并且防止印刷中发生重影或染色。解决方案：清洁构件16由绝缘体构成。当没有形成图像时，CPU 50将显影辊37与光电导层13的表面分离，以形成其中感光鼓10的旋转方向上的第一电位和低于第一电位的第二电势的电势图交替地分布在感光体层13的表面上（S100〜S120）。然后，再次使显影辊37抵接在光电导层13的表面上，并且对显影辊37施加回复偏压，以便再次通过显影辊37回收附着在光电导层13上的粘合剂物质（ S125和S130）。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2005114975A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2005114975A
公开(公告)日：2005-04-28
申请号：JP2003348271
申请日：2003-10-07
申请人： Brother Ind Ltd , ブラザー工業株式会社
发明人： FURUKAWA TOSHIRO
IPC分类号： G03G15/06 , G03G15/16 , G03G21/00 , G03G21/10
CPC分类号： G03G21/0058
摘要： PROBLEM TO BE SOLVED: To achieve, without requiring additional components, the removal of toner of both positive and negative polarities sticking to photoreceptors after transfer.
SOLUTION: A color laser printer 1 forms visible images on the surfaces of the four photoreceptor drums 3 with toner electrified by respective developing units 51 and electrostatically transfers the visible images to paper P with respective transfer rollers 61, thereby forming a multicolor image. A voltage having a polarity that is the same as the polarity with which an electrifier 31 electrifies the each photoreceptor drum 3 and having an absolute value that is smaller than the voltage at which the electrifier 31 electrifies the photoreceptor drum 3 is applied to each cleaning roller 101. The cleaning roller 101 is disposed downstream of the electrifier 31 in the rotating direction of the photoreceptor drum 3 and upstream of the developing unit 51 in contact with the photoreceptor drum 3 and removes toner sticking to the surface of the photoreceptor drum 3 after the transfer of the toner by the transfer roller 61.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了实现在转移后粘附于感光体的正极性和负极性的调色剂，不需要额外的组分。解决方案：彩色激光打印机1通过各显影单元51带电的调色剂在四个感光鼓3的表面上形成可见图像，并用各个转印辊61将可见图像静电转印到纸张P上，从而形成多色图像。具有极性的极性与电气31对每个感光鼓3通电并且具有小于使电气31带电感光鼓3的电压的绝对值的极性相同的电压被施加到每个清洁辊清洁辊101沿着感光鼓3的旋转方向并且与感光鼓3接触的显影单元51的上游设置在电气31的下游，并且除去在感光体鼓3的表面之后粘附的调色剂通过转印辊61转印调色剂。（C）2005，JPO＆NCIPI

8. 发明专利

JP2014071245A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2014071245A
公开(公告)日：2014-04-21
申请号：JP2012216670
申请日：2012-09-28
申请人： Brother Ind Ltd , ブラザー工業株式会社
发明人： KATO SHUICHI , FURUKAWA TOSHIRO
IPC分类号： G03G21/14 , G03G15/01 , G03G15/16 , G03G21/10
CPC分类号： G03G15/161 , G03G2221/0073
摘要： PROBLEM TO BE SOLVED: To provide a compact image forming apparatus configured to properly remove toner on a photoreceptor drum or a secondary transfer roller.SOLUTION: An image forming apparatus includes: an intermediate transfer body (intermediate transfer belt 63) to which a developer image is transferred from a plurality of photoreceptors (photoreceptor drums 51); a secondary transfer member (secondary transfer roller 65) for transferring the developer image transferred on the intermediate transfer body to a recording sheet; a plurality of primary holding rollers (primary cleaning rollers 54) for temporarily holding the developer remaining on the photoreceptors; a collection mechanism 67 for collecting the developer on the intermediate transfer body; and a control apparatus for controlling a bias to be applied to the secondary transfer member and the primary holding rollers. The control apparatus executes cleaning control which applies a bias opposite in polarity from that in printing control to the primary holding rollers and the secondary transfer member after the printing control.
摘要翻译：要解决的问题：提供一种构造成适当地去除感光鼓或二次转印辊上的调色剂的紧凑型图像形成装置。解决方案：图像形成装置包括：中间转印体（中间转印带63），显影剂图像从多个光感受器（感光鼓51）传送; 用于将转印在中间转印体上的显影剂图像转印到记录纸上的二次转印部件（二次转印辊65）多个主保持辊（初级清洁辊54），用于暂时保持残留在感光体上的显影剂; 用于收集中间转印体上的显影剂的收集机构67; 以及用于控制施加到二次转印部件和主保持辊上的偏压的控制装置。控制装置执行清洁控制，该打印控制在打印控制之后施加与打印控制相反的极性与主保持辊和二次转印部件的极性相反的偏移。

9. 发明专利

JP2014029371A Image forming device 有权
标题翻译：图像形成装置
公开(公告)号：JP2014029371A
公开(公告)日：2014-02-13
申请号：JP2012169461
申请日：2012-07-31
申请人： Brother Ind Ltd , ブラザー工業株式会社
发明人： MIYAHARA KENSUKE , FURUKAWA TOSHIRO
IPC分类号： G03G15/00 , G03G15/01 , G03G21/10
CPC分类号： G03G21/0005 , G03G21/14
摘要： PROBLEM TO BE SOLVED: To provide an image forming device configured to omit unnecessary cleaning operation, while preventing degradation of image quality.SOLUTION: A color printer 1(image forming device) for transferring a developer image on a sheet S to form an image includes: an image forming part 30 for transferring the developer image; and a control device 100 for executing image forming operation that forms an image and cleaning operation that cleans unnecessary developer in the image forming part 30. The control device 100 executes a determination as to whether to perform cleaning operation when identifying data for an image to be formed after starting the color printer 1 and before first image forming operation, and does not execute the cleaning operation when no data for the image to be formed is identified after starting the color printer 1 and before the first image forming operation.
摘要翻译：要解决的问题：提供一种图像形成装置，其被配置为省略不必要的清洁操作，同时防止图像质量的劣化。解决方案：用于将片材S上的显影剂图像转印以形成图像的彩色打印机1（图像形成装置）包括：用于传送显影剂图像的图像形成部30; 以及用于执行形成图像的图像形成操作的控制装置100以及清除图像形成部30中的不必要的显影剂的清洁操作。控制装置100执行关于当识别图像的数据时是否执行清洁操作的确定在开始彩色打印机1之后并且在第一图像形成操作之前形成，并且在启动彩色打印机1之后并且在第一图像形成操作之前未识别到将要形成的图像的数据时，不执行清洁操作。

10. 发明专利

JP2014026212A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2014026212A
公开(公告)日：2014-02-06
申请号：JP2012168263
申请日：2012-07-30
申请人： Brother Ind Ltd , ブラザー工業株式会社
发明人： FURUKAWA TOSHIRO
IPC分类号： G03G21/14 , B41J29/38 , G03G21/18
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of accurately determining replacement timing of a cartridge.SOLUTION: A color printer 1 (image forming apparatus) transfers a developer image formed on a photoreceptor drum 53 to a recording paper P to form an image on the recording paper P, and has a storage unit 67 that stores a developer to be supplied to the photoreceptor drum 53. The color printer 1 further includes: a development cartridge 61 that can be replaced with respect to a body housing 10; residual amount estimating means for estimating the residual amount of the developer in the storage unit 67; deterioration degree calculation means for calculating the developer deterioration degree of the developer in the storage unit 67 at a predetermined timing on the basis of at least the residual amount of the developer in the storage unit 67, the operation amount of the development cartridge 61, and the amount of paper powder entering inside the storage unit 67; and replacement timing determination means for determining that the development cartridge 61 reaches a replacement timing when the developer deterioration degree calculated by the deterioration degree calculation means reaches a predetermined threshold.
摘要翻译：要解决的问题：提供一种能够精确地确定盒的更换定时的图像形成装置。解决方案：彩色打印机1（图像形成装置）将形成在感光鼓53上的显影剂图像转印到记录纸P上，形成图像在记录纸P上，并且具有存储单元67，其存储要供应到感光鼓53的显影剂。彩色打印机1还包括：可相对于主体外壳10更换的显影盒61; 剩余量估计装置，用于估计存储单元67中的显影剂的剩余量; 至少基于存储单元67中的显影剂的剩余量，显影盒61的操作量以及显影剂存储单元67的显影剂的操作量，以及进入存储单元67内的纸粉量; 以及替换定时确定装置，用于当由劣化程度计算装置计算的显影剂劣化程度达到预定阈值时，确定显影盒61达到替换定时。

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