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1. 发明专利

JP2014160119A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2014160119A
公开(公告)日：2014-09-04
申请号：JP2013029933
申请日：2013-02-19
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SHIMADA TOSHIHIRO , EBARA YUZURU , ISHII HIROSHI , KAWASE JUNICHI , TAKENAKA YASUTA , NISHIKAWA TETSUJI , OTA YOSHIHIDE , HIRAKAWA KOTA , MASU YUSUKE , SUZUKI MAKOTO
IPC分类号： G03G15/16 , G03G15/00 , G03G21/20 , H05K7/20
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus which allows easy replacement of a cooling fan and an object to be cooled, and cools the object uniformly in a longitudinal direction.SOLUTION: A belt cleaning device 17 is configured to be slidably mounted on/dismounted from a copying machine body in a longitudinal direction. A cooling unit 150 arranged in a position which is located on a track of a belt cleaning device 17 drawn out of the copying machine body, in the whole area of the copying machine body, supplies an air flow from a longitudinal one end to the other end with respect to the belt cleaning device 17. A housing opening 1a' for inserting/removing the belt cleaning device 17 is arranged in a position opposite the cooling unit 150.
摘要翻译：要解决的问题：提供一种能够容易地更换冷却风扇和待冷却物体的图像形成装置，并且使物体沿纵向均匀地冷却物体。解决方案：带清洁装置17被构造成可滑动地安装在 /沿纵向方向从复印机主体上拆下。布置在位于从复印机主体抽出的皮带清洁装置17的轨道上的位置的冷却单元150在复印机主体的整个区域中将空气流从纵向一端提供给另一个相对于皮带清洁装置17结束。用于插入/取出皮带清洁装置17的壳体开口1a'布置在与冷却单元150相对的位置。

2. 发明专利

JP2014134754A Locking device and image forming apparatus 有权
标题翻译：锁定装置和图像形成装置
公开(公告)号：JP2014134754A
公开(公告)日：2014-07-24
申请号：JP2013063382
申请日：2013-03-26
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： ENDO TAKESHI , EBARA YUZURU , ISHII HIROSHI , KAWASE JUNICHI , TAKENAKA YASUTA , NISHIKAWA TETSUJI , OTA YOSHIHIDE , HIRAKAWA KOTA , SHIMADA TOSHIHIRO , FUNAYAMA YUSUKE , MASU YUSUKE , SUZUKI MAKOTO
IPC分类号： G03G21/16 , B41J29/13
摘要： PROBLEM TO BE SOLVED: To provide a locking device capable of improving workability of attaching a drawing unit to an image forming apparatus and preventing the drawing unit from being left unlocked to the image forming apparatus, and an image forming apparatus.SOLUTION: A locking device includes: setting detection means for detecting that a drawing unit 76 is set to an apparatus body; a locking unit such as a locking mechanism 160 for locking the drawing unit 76 to the apparatus body; a driving source such as a driving motor 701 that drives the locking unit; and control means such as a control unit 121 that controls, upon detection by the setting detection means that the drawing unit 76 is set to the apparatus body, the driving source to drive the locking unit to lock the drawing unit to the apparatus body.
摘要翻译：要解决的问题：提供一种能够提高将图像单元附接到图像形成装置的可操作性并防止绘图单元被解锁到图像形成装置的锁定装置和图像形成装置。解决方案：锁定装置包括：用于检测绘图单元76被设置到装置主体的设置检测装置; 诸如用于将绘图单元76锁定到设备主体的锁定机构160的锁定单元; 诸如驱动锁定单元的驱动电机701的驱动源; 以及控制单元121，其控制单元121，其通过设置检测装置检测到绘图单元76被设置到设备主体上，驱动驱动源来驱动锁定单元将绘图单元锁定到设备主体。

3. 发明专利

JP2013186380A Mounting structure of electrical board and image forming apparatus 有权
标题翻译：电路板和图像形成装置的安装结构
公开(公告)号：JP2013186380A
公开(公告)日：2013-09-19
申请号：JP2012052726
申请日：2012-03-09
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TAKABAYASHI KAZUHIRO , TAKENAKA YASUTA
IPC分类号： G03G21/16
CPC分类号： G03G15/80 , G03G21/1652 , H05K3/00 , H05K7/02 , Y10T29/49124
摘要： PROBLEM TO BE SOLVED: To provide a mounting structure of a circuit board on an apparatus capable of suppressing deterioration of frame strength and suppressing a cost increase of the apparatus, and to provide an image forming apparatus.SOLUTION: A circuit board includes: a main board 101; a control board 102 having external terminals 111a to 111c and electrically connected to the main board by directly inserting a connector to a connector 101a of the main board; and a rear-side plate 201 on which the main board 101 and the control board 102 are mounted. In the mounting structure of the circuit board, the control board 102 is mounted on a mounting member such that the external terminals of the control board 102 are exposed from openings 202a to 202c for the external terminals formed on a lateral-side plate 202 of an apparatus body frame 200. The main board 101 and the control board 102 are mounted on the rear-side plate 201 so as to slide in the direction of separating from the lateral-side plate 202.
摘要翻译：要解决的问题：为了提供一种能够抑制框架强度的劣化并抑制设备的成本增加的装置的电路板的安装结构，并且提供一种图像形成装置。解决方案：电路板包括：主体板101; 控制板102具有外部端子111a至111c，并通过将连接器直接插入主板的连接器101a而与主板电连接; 以及安装有主板101和控制板102的后侧板201。在电路板的安装结构中，控制板102安装在安装构件上，使得控制板102的外部端子从形成在侧面板202上的外部端子的开口202a至202c露出主板101和控制板102安装在后侧板201上，以沿与横向侧板202分离的方向滑动。

4. 发明专利

JP2011060540A Interlock switch, and image forming apparatus using the same 有权
标题翻译：互锁开关和使用其的图像形成装置
公开(公告)号：JP2011060540A
公开(公告)日：2011-03-24
申请号：JP2009208085
申请日：2009-09-09
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TAKENAKA YASUTA
IPC分类号： H01H21/28 , B41J29/13 , G03G21/00
CPC分类号： H01H9/22
摘要： PROBLEM TO BE SOLVED: To provide a stable and reliable interlock switch that is free from operation failure of a switch and breakage of the switch, even if there are fluctuations in a push-in amount of a holding means due to dimension errors of a holding member and assembling errors of a door.
SOLUTION: A retaining member 11 of the switch 10 includes the retaining members 11a, 11b, the switch 10 is fastened to the retaining member 11, and the retaining members 11a, 11b are rotatably installed. The holding member 14 pushes an arm 10a of the switch 10, and the holding member 15 pushes the retaining member 11b from the opposite side of the arm 10a. A spring 13 biases the arm 10a in a direction in which the holding member 14 approaches the switch. The spring 16 is set between the retaining members 11a, 11b and proximately biases both members 11a, 11b. When the holding members 14, 15 are both inserted, the switch 10 is turned on.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种稳定可靠的互锁开关，其不存在开关的操作故障和开关断开，即使由于尺寸误差导致的保持装置的推入量的波动并组装门的错误。解决方案：开关10的保持构件11包括保持构件11a，11b，开关10紧固到保持构件11，并且保持构件11a，11b可旋转地安装。保持构件14推动开关10的臂10a，并且保持构件15从臂10a的相对侧推动保持构件11b。弹簧13沿着保持构件14接近开关的方向偏压臂10a。弹簧16设置在保持构件11a，11b之间并且近似偏压构件11a，11b。当保持构件14,15都被插入时，开关10被接通。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2010002624A Charging apparatus and image forming apparatus 审中-公开
标题翻译：充电装置和图像形成装置
公开(公告)号：JP2010002624A
公开(公告)日：2010-01-07
申请号：JP2008160733
申请日：2008-06-19
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： WAKABAYASHI ISAMU , SAKAUCHI KAZUNORI , TAKENAKA YASUTA
IPC分类号： G03G15/02
摘要： PROBLEM TO BE SOLVED: To provide a charging means where the applied voltage to be required is made lower than a discharging apparatus using discharge wire, and further, the variation of the applied current made to flow into each discharge electrode is suppressed, so as to reduce the unevenness in charging on an image carrier.
SOLUTION: In a charging apparatus provided with a charging means comprising a plurality of discharge electrodes and a single electrode holding member holding the plurality of discharge electrodes, the plurality of discharge electrodes are arranged at intervals each other in the longitudinal direction of the single electrode holding member, wiring for respectively applying a discharge bias to the plurality of discharge electrodes is connected to the positions corresponding to the plurality of discharge electrodes in a longitudinal direction of the single electrode holding member, respectively, the single electrode holding member is provided with: conducting regions where the plurality of discharge electrodes and the wiring corresponding to the plurality of discharge electrodes are electrically connected; and resisting regions having resistance higher than that of the conducting regions, and the resisting regions are provided between the adjoining plurality of discharge electrodes, respectively.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：为了提供使所需的施加电压低于使用放电线的放电装置的充电装置，并且抑制流入各放电电极的施加电流的变化被抑制，以减少图像载体上的充电不均匀性。解决方案：在具有包括多个放电电极的充电装置和保持多个放电电极的单电极保持部件的充电装置中，多个放电电极沿着该多个放电电极的长度方向彼此间隔地布置单电极保持构件，分别向多个放电电极施加放电偏压的布线分别在单电极保持构件的纵向方向上连接到与多个放电电极相对应的位置，单电极保持构件具有：多个放电电极和与多个放电电极对应的布线电连接的导电区域; 以及具有比导电区域更高的电阻的电阻区域，并且抵抗区域分别设置在相邻的多个放电电极之间。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2009020155A Image forming apparatus 审中-公开
标题翻译：图像形成装置
公开(公告)号：JP2009020155A
公开(公告)日：2009-01-29
申请号：JP2007180705
申请日：2007-07-10
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： ISHII HIROSHI , SHIRAKI TAKAMASA , ASANUMA SHOJI , SHIMIZU KEISUKE , WASHIO TAKESHI , TAKENAKA YASUTA , YAMADA MASAHIKO , KUDO TAKU , ANDO TAKAYUKI , KAWAMURA KAZUSHIGE
IPC分类号： G03G21/20 , B41J29/377
摘要： PROBLEM TO BE SOLVED: To provide an image forming apparatus preventing dew condensation and overheat of a paper discharge part. SOLUTION: This image forming apparatus is provided with: an image forming part for forming an image on paper; a fixing part provided in a paper carrying direction downstream of the image forming part and fixing the image formed on the paper by the image forming part; and the paper discharge part provided in the paper carrying direction downstream side and in the upper part of the fixing part and discharging the paper in which an image is fixed by the fixing part, to the outside of the apparatus, wherein the paper discharge part has a plurality of plate members and a cooling part for cooling the plate members, and carries the paper by the end faces of the plurality of plate members. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种防止排纸部分的结露和过热的图像形成装置。解决方案：该图像形成装置设置有：用于在纸上形成图像的图像形成部; 固定部，其设置在所述图像形成部的下游的纸携带方向上，并且通过所述图像形成部固定形成在所述纸上的图像; 以及排纸部，其设置在纸张传送方向的下游侧和固定部的上部，并且将由固定部固定有图像的纸张排出到设备的外部，其中排纸部具有多个板构件和用于冷却板构件的冷却部件，并且由多个板构件的端面承载纸。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2008179472A Support structure of paper delivery tray and image forming device 有权
标题翻译：纸张传送托盘和图像形成装置的支持结构
公开(公告)号：JP2008179472A
公开(公告)日：2008-08-07
申请号：JP2007120266
申请日：2007-04-27
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TAKENAKA YASUTA , SHIRAKI TAKAMASA , ISHII HIROSHI , WASHIO TAKESHI , KUDO TAKU , YAMADA MASAHIKO , ASANUMA SHOJI , KAWAMURA KAZUSHIGE , ANDO TAKAYUKI , SHIMIZU KEISUKE
IPC分类号： B65H31/20
摘要： PROBLEM TO BE SOLVED: To provide a support structure of a paper delivery tray capable of easily taking out recording paper from the paper delivery tray, even if an image forming device is arranged at an elevated spot such as a rack and a sideboard.
SOLUTION: A support surface S for placing the paper delivery tray 9 is arranged in a substantially horizontal state under a paper delivery part 2 delivering the recording paper. A butting part 1d is arranged by forming a crossing part of its support surface S and a vertical wall surface in the paper delivery direction at a required angle in an inclined state. A pair of pivots 13 extending in the orthogonal direction in a plan view to the paper delivery direction, is arranged in the vicinity of the butting part 1d. The paper delivery tray 9 is rotatably arranged to a casing 1 by rotatably engaging a bearing part 9e with its pivots 13, and is arranged so that a bottom plate 9f of the paper delivery tray 9 butts against the butting part 1d at a required turning angle. Arm one end side is locked on the casing 1, and the arm other end side is locked on the paper delivery tray 9. A biasing means 10 composed of a torsion coil spring of loosely inserting a coil part into the pivots 13 is arranged, and the paper delivery tray 9 is tiltably constituted to the casing 1.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供能够从送纸托盘容易地取出记录纸的送纸盘的支撑结构，即使图像形成装置布置在诸如架子和侧板的高架位置。解决方案：用于放置纸张传送托盘9的支撑表面S在传送记录纸的纸张传送部分2下以基本水平的状态布置。通过在倾斜状态下以所需的角度在纸张输送方向上形成支撑表面S的交叉部分和垂直壁表面布置对接部分1d。在对接部1d附近配置有沿着纸张排出方向的平面图中的垂直方向延伸的一对枢轴13。送纸托盘9通过将轴承部分9e与其枢轴13可旋转地接合而可旋转地布置到壳体1，并且布置成使得送纸托盘9的底板9f以所需的转动角度抵靠对接部分1d 。臂一端被锁定在壳体1上，并且臂的另一端侧被锁定在送纸托盘9上。布置有由将线圈部分松动地插入到枢轴13中的扭力螺旋弹簧构成的偏压装置10，送纸托盘9可倾斜地构成到外壳1上。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2007219399A Sheet conveying device and image forming apparatus 有权
标题翻译：输送装置和图像形成装置
公开(公告)号：JP2007219399A
公开(公告)日：2007-08-30
申请号：JP2006042600
申请日：2006-02-20
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： SHIMIZU KEISUKE , SHIRAKI TAKAMASA , YAMADA MASAHIKO , KAWAMURA KAZUSHIGE , ANDO TAKAYUKI , ISHII HIROSHI , WASHIO TAKESHI , TAKENAKA YASUTA
IPC分类号： G03G21/00 , B65H29/22 , G03G15/00 , G03G21/20
CPC分类号： G03G15/6573 , G03G15/2028 , G03G21/206 , G03G2221/1645
摘要： PROBLEM TO BE SOLVED: To provide a sheet conveying device equipped with constitution for surely preventing a blocking phenomenon that sheets are stuck to each other by melted toner by efficiently cooling the sheet ejected after fixing. SOLUTION: The sheet conveying device 200 is equipped with a conveying means 201 arranged at a position after a fixing stage to heat the sheet on which a toner image is carried, and equipped with constitution to eject the sheet after the fixing stage toward a storing part 132 in which the sheet after the fixing stage is stacked by the conveying means 201. The device 200 is provided with a cooling part 300 for bringing the sheet into contact with cooling air in a sheet stacking direction in the storing part 132 at a sheet eject position to the storing part 132. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种片材输送装置，其具有用于通过有效地冷却固定后排出的片材，通过熔融调色剂可靠地防止片材彼此粘合的结构。解决方案：片材输送装置200装备有布置在定影台之后的位置处的输送装置201，以加热其上承载有调色剂图像的片材，并且具有将固定阶段之后的片材推出的结构存储部132，其中通过传送装置201堆叠在定影台之后的片材。装置200设置有用于使片材在片材堆叠方向上与存储部分132中的冷却空气接触的冷却部分300 向存储部132输出纸张排出位置。（C）2007，JPO＆INPIT

9. 发明专利

JP2007155850A Heat dissipating structure and image forming apparatus 审中-公开
标题翻译：热消散结构和图像形成装置
公开(公告)号：JP2007155850A
公开(公告)日：2007-06-21
申请号：JP2005347270
申请日：2005-11-30
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： TAKENAKA YASUTA , SHIRAKI TAKAMASA , ISHII HIROSHI , YAMADA MASAHIKO , ANDO TAKAYUKI , KAWAMURA KAZUSHIGE , SHIMIZU KEISUKE
IPC分类号： G03G21/20
摘要： PROBLEM TO BE SOLVED: To provide a heat dissipating structure and an image forming apparatus which are configured so that an influence of hot air accumulated in the apparatus may be prevented from being exerted upon members easy to flocculate due to an influence of heat, such as toner, while preventing enlargement of the apparatus. SOLUTION: In the heat dissipating structure for a configuration wherein a heat generation part and a plurality of apparatus 106 in the vicinity of the heat generation part are arranged, there is provided a partition member 200 which has a lengthwise direction set along an arrangement direction of the plurality of apparatus 106 and thermally insulates the heat generation part and the apparatus 106 from each other and has a surface formed into a heat insulating structure 200A between the heat generation part and the plurality of apparatus 106. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种散热结构和图像形成装置，其被构造成可以防止积聚在装置中的热空气的影响被施加在易于由于热的影响而絮凝的构件上，例如调色剂，同时防止装置的放大。解决方案：在其中布置有发热部附近的发热部和多个装置106的结构的散热结构中，设置有分隔部件200，该分隔部件沿着沿着多个装置106的排列方向，并将发热部和装置106彼此热绝缘，并且在发热部和多个装置106之间具有形成为绝热结构200A的表面。版权所有：（C）2007，JPO＆INPIT

10. 发明专利

JP2007101978A Unit attachment and removal mechanism and image forming apparatus 审中-公开
标题翻译：单位附件和移除机构和图像形成装置
公开(公告)号：JP2007101978A
公开(公告)日：2007-04-19
申请号：JP2005293237
申请日：2005-10-06
申请人： Ricoh Co Ltd , 株式会社リコー
发明人： YAMADA MASAHIKO , ISHII HIROSHI , SHIRAKI TAKAMASA , TAKENAKA YASUTA , KAWAMURA KAZUSHIGE , SHIMIZU KEISUKE , ANDO TAKAYUKI
IPC分类号： G03G21/16 , G03G15/20 , G03G21/18
摘要： PROBLEM TO BE SOLVED: To provide an attachment and removal mechanism in which space for moving rails is very narrow, which is low cost and excels in exchange workability for a unit. SOLUTION: The image forming apparatus with the freely attachable and removable unit 9 has the rails 10, provided on both sides in the vicinity of a fixing part for the unit with one of the rails being freely slid. When an opening/closing cover in the vicinity is closed, the rails 10 are brought inside an apparatus body; and when exchanging the unit 9, the rails 10 are drwan out, by opening an opening/closing cover and the unit 9 can be moved on the rail parts. In addition, when the unit 9 is attached, the unit 9 is fixed to a support part separated from the rails 10. Thus, the unit attachment and removal mechanism is provided. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种移动轨道的空间非常窄的附接和移除机构，其成本低，并且对于单元的交换可操作性优异。解决方案：具有可自由安装的可拆卸单元9的图像形成装置具有轨道10，轨道10设置在用于单元的固定部分附近的两侧，其中一个轨道自由滑动。当附近的打开/关闭盖关闭时，轨道10被带到设备主体内部; 并且当更换单元9时，轨道10通过打开开/关盖而展开，并且单元9可以在轨道部分上移动。此外，当安装单元9时，单元9被固定到与轨道10分离的支撑部分。因此，提供了单元附接和移除机构。版权所有（C）2007，JPO＆INPIT

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