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11. 发明申请

US20110176158A1 ROTATION AMOUNT DETECTING DEVICE FOR ROTATION BODY, LENGTH MEASURING DEVICE AND IMAGE FORMING APPARATUS 有权
标题翻译：用于旋转体的旋转量检测装置，长度测量装置和图像形成装置
公开(公告)号：US20110176158A1
公开(公告)日：2011-07-21
申请号：US12871422
申请日：2010-08-30
申请人： Takao FURUYA , Yoshinari Iwaki , Minoru Ohshima , Michio Taniwaki
发明人： Takao FURUYA , Yoshinari Iwaki , Minoru Ohshima , Michio Taniwaki
IPC分类号： G06K15/00 , B65H7/02 , B65H5/06
CPC分类号： G01B5/043 , B65H5/068 , B65H7/02 , B65H2404/1421 , B65H2511/11 , B65H2511/33 , B65H2511/514 , B65H2553/51 , B65H2701/1311 , B65H2701/1313 , B65H2801/06 , G03G15/5029 , G03G2215/00734 , B65H2220/03 , B65H2220/01
摘要： A rotation amount detecting device for a rotation body includes: a first rotation body having a first surface; a second rotation body having a second surface formed of a material different from that of the first surface and contacting the first surface, and rotating with rotation of the first rotation body; a first support member rotatably supporting the first rotation body at a first position and supporting thereof to be swingable around a first axis at a position different from the first position; a second support member rotatably supporting the second rotation body at a second position and supporting thereof to be swingable around a second axis provided at a position different from the second position, the second axis being the first axis or an axis in the first support member other than the first axis; and a detector that detects a rotation amount of the second rotation body.
摘要翻译：旋转体旋转量检测装置包括：具有第一表面的第一旋转体; 第二旋转体，具有由与所述第一表面的材料不同的材料形成的第二表面，并且与所述第一表面接触并且随着所述第一旋转体的旋转而旋转; 第一支撑构件，其在第一位置处可旋转地支撑所述第一旋转体并且支撑所述第一支撑构件能够在与所述第一位置不同的位置处围绕第一轴线摆动; 第二支撑构件，其可旋转地支撑所述第二旋转体在第二位置并且支撑所述第二支撑构件，以围绕设置在与所述第二位置不同的位置的第二轴线摆动，所述第二轴线是所述第一支撑构件中的第一轴线或轴线，比第一轴; 以及检测器，其检测第二旋转体的旋转量。

12. 发明授权

US08693009B2 Rotation amount detecting device for rotation body, length measuring device and image forming apparatus 有权
标题翻译：用于旋转体的旋转量检测装置，长度测量装置和成像装置
公开(公告)号：US08693009B2
公开(公告)日：2014-04-08
申请号：US12871422
申请日：2010-08-30
申请人： Takao Furuya , Yoshinari Iwaki , Minoru Ohshima , Michio Taniwaki
发明人： Takao Furuya , Yoshinari Iwaki , Minoru Ohshima , Michio Taniwaki
IPC分类号： G06K15/00
CPC分类号： G01B5/043 , B65H5/068 , B65H7/02 , B65H2404/1421 , B65H2511/11 , B65H2511/33 , B65H2511/514 , B65H2553/51 , B65H2701/1311 , B65H2701/1313 , B65H2801/06 , G03G15/5029 , G03G2215/00734 , B65H2220/03 , B65H2220/01
摘要： A rotation amount detecting device for a rotation body includes: a first rotation body having a first surface; a second rotation body having a second surface formed of a material different from that of the first surface and contacting the first surface, and rotating with rotation of the first rotation body; a first support member rotatably supporting the first rotation body at a first position and supporting thereof to be swingable around a first axis at a position different from the first position; a second support member rotatably supporting the second rotation body at a second position and supporting thereof to be swingable around a second axis provided at a position different from the second position, the second axis being the first axis or an axis in the first support member other than the first axis; and a detector that detects a rotation amount of the second rotation body.
摘要翻译：旋转体旋转量检测装置包括：具有第一表面的第一旋转体; 第二旋转体，具有由与所述第一表面的材料不同的材料形成的第二表面，并且与所述第一表面接触并且随着所述第一旋转体的旋转而旋转; 第一支撑构件，其在第一位置处可旋转地支撑所述第一旋转体并且支撑所述第一支撑构件能够在与所述第一位置不同的位置处围绕第一轴线摆动; 第二支撑构件，其可旋转地支撑所述第二旋转体在第二位置并且支撑所述第二支撑构件，以围绕设置在与所述第二位置不同的位置的第二轴线摆动，所述第二轴线是所述第一支撑构件中的第一轴线或轴线，比第一轴; 以及检测器，其检测第二旋转体的旋转量。

13. 发明授权

US08948681B2 Image forming apparatus and length measuring device 有权
标题翻译：图像形成装置和长度测量装置
公开(公告)号：US08948681B2
公开(公告)日：2015-02-03
申请号：US13095346
申请日：2011-04-27
申请人： Takao Furuya , Yoshinari Iwaki , Minoru Ohshima
发明人： Takao Furuya , Yoshinari Iwaki , Minoru Ohshima
IPC分类号： G03G15/00
CPC分类号： G03G15/6529 , G03G15/6594 , G03G2215/00628 , G03G2215/00662 , G03G2215/00734
摘要： An image forming apparatus includes an image forming unit forming an image on a recording sheet; a transport unit transporting the recording sheet; a support surface supporting the recording sheet; a rotating member having an outer peripheral surface pressed against the support surface and rotationally following the recording sheet when the recording sheet passes through between the support surface and the outer peripheral surface; an ascertaining unit ascertaining a length of the recording sheet on the basis of an amount of rotation of the rotating member; and a restricting unit restricting a movement of the rotating member that moves toward the support surface after the recording sheet passes through between the support surface and the outer peripheral surface, the restricting unit preventing the outer peripheral surface, which comes into contact with the recording sheet, and the support surface from coming into contact with each other.
摘要翻译：图像形成装置包括在记录纸上形成图像的图像形成单元; 传送记录纸的传送单元; 支撑记录纸的支撑表面; 旋转构件，当所述记录片材在所述支撑表面和所述外周面之间通过时，所述旋转构件具有被压靠在所述支撑表面上并且旋转地跟随所述记录片材的外周表面; 确定单元，基于旋转构件的旋转量确定记录片材的长度; 以及限制单元，其限制在所述记录片材在所述支撑表面和所述外周面之间通过之后朝向所述支撑表面移动的所述旋转构件的移动，所述限制单元防止与所述记录片材接触的所述外周表面，并且支撑表面彼此接触。

14. 发明申请

US20110176159A1 ABNORMALITY DETECTING DEVICE FOR ROTATION BODY AND IMAGE FORMING APPARATUS 有权
标题翻译：异常检测用于旋转体和图像形成装置的装置
公开(公告)号：US20110176159A1
公开(公告)日：2011-07-21
申请号：US12868319
申请日：2010-08-25
申请人： Minoru Ohshima , Takao Furuya , Yoshinari Iwaki , Michio Taniwaki
发明人： Minoru Ohshima , Takao Furuya , Yoshinari Iwaki , Michio Taniwaki
IPC分类号： G06K15/00
CPC分类号： G03G15/5029 , G03G2215/00734
摘要： An abnormality detecting device for a rotation body includes: a rotation body rotating while coming in contact with a sheet transported at a predetermined speed; an output unit outputting pulses of a number in proportion to a rotation amount of the rotation body; an acquisition unit acquiring periodic information associating a position of the rotation body during a single rotation and a period of each of the pulses corresponding to the position with each other, the periodic information being acquired based on the plural pulses outputted from the output unit along with the rotation of the rotation body at the predetermined speed; a memory storing the periodic information as reference periodic information; and an abnormality detector detecting an abnormality occurred in at least one of the rotation body and the output unit based on the reference periodic information and new periodic information acquired after the reference periodic information is acquired.
摘要翻译：用于旋转体的异常检测装置包括：旋转体，与以预定速度传送的片材接触而旋转; 输出单元，其输出与旋转体的旋转量成比例的数字的脉冲; 获取单元，获取将单个旋转期间的旋转体的位置与对应于该位置的每个脉冲的周期相关联的周期性信息，基于从输出单元输出的多个脉冲获取周期性信息，以及旋转体以预定速度旋转; 存储周期性信息作为参考周期信息的存储器; 以及异常检测器，其基于参考周期信息和在获取参考周期信息之后获取的新的周期性信息来检测在所述旋转体和所述输出单元中的至少一个中发生的异常。

15. 发明授权

US07392980B2 Sheet feed device and image forming apparatus 有权
标题翻译：送纸装置和成像装置
公开(公告)号：US07392980B2
公开(公告)日：2008-07-01
申请号：US11505400
申请日：2006-08-17
申请人： Shin Takeuchi , Kazuyuki Tsukamoto , Minoru Ohshima
发明人： Shin Takeuchi , Kazuyuki Tsukamoto , Minoru Ohshima
IPC分类号： B65H3/52
CPC分类号： B65H3/5261 , B65H2511/524 , B65H2515/32 , B65H2220/01 , B65H2220/02
摘要： A sheet feed device includes: a conveyor roller that rotates in a first direction; a separation roller rotatable in a second, reverse to the first direction, that nips a sheet with the conveyor roller; a sheet detector provided at a detecting position to detect a number of sheets; a pressure generator that generates a pressure to press the separation roller against the conveyor roller; a separation torque generator that generates a separation torque to convey the sheet on the separation roller in the second direction; and a controller that, if two or more sheets are detected, applies the pressure and/or the separation torque to the separation roller to separate the sheets until the detected number of sheets is decreased to be one, and that, after the number of sheets becomes one, controls the pressure and/or the separation torque to adjust a position of the sheet on the separation roller to a target position.
摘要翻译：送纸装置包括：沿第一方向旋转的输送辊; 分离辊，其可以与第一方向相反的第二转动，其与输送辊压接纸张; 纸张检测器，设置在检测位置以检测纸张的数量; 压力发生器，其产生将分离辊压靠在输送辊上的压力; 分离转矩发生器，其产生分离转矩，以在第二方向上将片材输送到分离辊上; 以及控制器，如果检测到两张或多张纸张，则将压力和/或分离扭矩施加到分离辊以分离纸张，直到检测到的纸张数量减少为1，并且在纸张数量之后成为一个，控制压力和/或分离扭矩以将分离辊上的片材的位置调整到目标位置。

16. 发明授权

US5161046A Beam position control apparatus 失效
标题翻译：光束位置控制装置
公开(公告)号：US5161046A
公开(公告)日：1992-11-03
申请号：US635823
申请日：1991-01-03
申请人： Minoru Ohshima , Shuichi Morio , Susumu Saitoh , Osamu Namikawa , Kazutoshi Obara , Minoru Seino , Takeshi Mochizuki , Makoto Nakura , Akira Arimoto , Masuo Kasai
发明人： Minoru Ohshima , Shuichi Morio , Susumu Saitoh , Osamu Namikawa , Kazutoshi Obara , Minoru Seino , Takeshi Mochizuki , Makoto Nakura , Akira Arimoto , Masuo Kasai
IPC分类号： G02B26/10 , B41J2/44 , G02B26/08 , G02B26/12 , H04N1/047 , H04N1/113 , H04N1/12 , H04N1/19
CPC分类号： G02B26/127 , H04N1/0473 , H04N1/19 , H04N1/1135 , H04N1/12 , H04N2201/04712 , H04N2201/04762
摘要： A beam position control apparatus in which a light beam is led into a light detector from a light generating source through a movable reflector and positioning of the light beam is performed by a servo control circuit for feeding a signal from the light detector back to the movable reflector, comprises: an oscillator for oscillating in response to an initializing signal and moving the movable reflector to move the beam onto the light detector; and a control switch for separating the oscillator and the movable reflector from each other in response to the signal from the light detector, the oscillator and the control switch being arranged in the servo control circuit.
摘要翻译：一种光束位置控制装置，其中光束通过可移动反射器从光产生源引导到光检测器中，并且通过用于将来自光检测器的信号反馈到可移动的伺服控制电路来执行反射器包括：振荡器，用于响应于初始化信号振荡并移动可移动反射器以将光束移动到光检测器上; 以及用于响应于来自光检测器的信号，振荡器和控制开关布置在伺服控制电路中的用于将振荡器和可移动反射器彼此分离的控制开关。

17. 发明授权

US5006705A Light beam scanning apparatus with controller for varying spacing between a plurality of scanning beams 失效
标题翻译：具有用于在多个扫描光束之间改变间隔的控制器的光束扫描装置
公开(公告)号：US5006705A
公开(公告)日：1991-04-09
申请号：US390400
申请日：1989-08-07
申请人： Susumu Saito , Akira Arimoto , Takeshi Mochizuki , Yasuyuki Tsuji , Minoru Ohshima , Minoru Seino
发明人： Susumu Saito , Akira Arimoto , Takeshi Mochizuki , Yasuyuki Tsuji , Minoru Ohshima , Minoru Seino
IPC分类号： B41J2/47 , G02B26/12 , H04N1/04 , H04N1/113 , H04N1/19
CPC分类号： H04N1/0411 , B41J2/473 , G02B26/123 , G02B26/127 , H04N1/0402 , H04N1/0443 , H04N1/0446 , H04N1/19 , H04N1/1135
摘要： A scanning apparatus for use in a laser beam printer or the like comprising a control means for varying the spacing between adjoining scanning beams of a plurality of laser beams, which further comprises a plurality of light sources, a means for changing intensity, including on/off states, of the beam from the light sources, and a rotating polygonal mirror for allowing the beams to scan the scanned plane in parallel, and is adapted, in accordance with the value of the pixel density of information to be recorded, such that, in the beam scanning direction, the area exposed to the beam is changed by changing the width of a beam intensity modulating pulse, and in the direction perpendicular to the beam scanning, the number of revolutions of the rotating polygonal mirror is changed.
摘要翻译：一种用于激光束打印机等的扫描装置，包括用于改变多个激光束的相邻扫描光束之间的间隔的控制装置，所述扫描装置还包括多个光源，用于改变强度的装置，包括开/ 关闭状态，以及用于允许光束平行地扫描扫描平面的旋转多面镜，并且根据要记录的信息的像素密度的值来适配，在光束扫描方向上，通过改变光束强度调制脉冲的宽度来改变暴露于光束的区域，并且在垂直于光束扫描的方向上改变旋转多面镜的转数。

18. 发明授权

US08292295B2 Sheet measuring apparatus and image forming apparatus 有权
标题翻译：纸张测量装置和图像形成装置
公开(公告)号：US08292295B2
公开(公告)日：2012-10-23
申请号：US13091815
申请日：2011-04-21
申请人： Minoru Ohshima , Michio Taniwaki
发明人： Minoru Ohshima , Michio Taniwaki
IPC分类号： B65H7/02
CPC分类号： B65H7/02 , B65H7/06 , B65H2220/09 , B65H2403/10 , B65H2404/14 , B65H2511/11 , B65H2511/52 , B65H2553/51 , B65H2553/61 , B65H2220/02 , B65H2220/08
摘要： A sheet measuring apparatus includes a first rotating member that includes a first peripheral surface portion that contacts a transported sheet; a second rotating member that includes a second peripheral surface portion made of a material different from that of the first peripheral surface portion, the second peripheral surface contacting the first peripheral surface portion and not contacting the sheet; a first rotation amount detecting unit that detects a first rotation amount that is a rotation amount of the first rotating member; a second rotation amount detecting unit that detects a second rotation amount that is a rotation amount of the second rotating member, the second rotation amount being used for a calculation related to the transported sheet; and a fault detecting unit that detects a fault that has occurred in the first rotating member on the basis of the first rotation amount and the second rotation amount.
摘要翻译：一种纸张测量装置，包括：第一旋转构件，其包括接触被输送的纸张的第一周边表面部分; 第二旋转构件，包括由与第一周面部不同的材料制成的第二周面部，第二周面与第一周面部接触而不与片接触; 第一旋转量检测单元，其检测作为第一旋转构件的旋转量的第一旋转量; 第二旋转量检测单元，其检测作为所述第二旋转构件的旋转量的第二旋转量，所述第二旋转量用于与所运送的薄片相关的计算; 以及故障检测单元，其基于第一旋转量和第二旋转量来检测在第一旋转构件中发生的故障。

19. 发明授权

US5182596A Device for measuring surface potentials at photosensitive body and electrostatic recording apparatus using said device 失效
标题翻译：用于测量感光体表面电位的装置和使用所述装置的静电记录装置
公开(公告)号：US5182596A
公开(公告)日：1993-01-26
申请号：US727740
申请日：1991-07-10
申请人： Takashi Nakazawa , Minoru Ohshima , Masami Ishikawa , Tsukasa Ogawa , Tohru Miyasaka , Takao Umeda
发明人： Takashi Nakazawa , Minoru Ohshima , Masami Ishikawa , Tsukasa Ogawa , Tohru Miyasaka , Takao Umeda
IPC分类号： G01R29/12 , G01R15/16 , G01R19/00 , G03G15/00 , G03G15/02 , G03G15/05 , G03G15/06 , G03G21/00
CPC分类号： G03G15/5037 , G01R15/165
摘要： A device for measuring a surface potential at a photosensitive body including: a potential sensor for measuring surface potentials at a plurality of positions on the photosensitive body; a plurality of sample hold circuits; and an adder for adding each measured surface potential held in each sample hold circuit, or an adder which adds up each measured surface potential and average the sum. The addition or averaging of the measured values serves to eliminate eccentricity-induced errors and noise in the surface potential measurements, thereby allowing a correct surface potential to be obtained.
摘要翻译：一种用于测量感光体表面电位的装置，包括：用于测量感光体上多个位置处的表面电位的电位传感器; 多个采样保持电路; 以及用于将保持在每个采样保持电路中的每个测量的表面电位相加的加法器，或将每个测量的表面电位相加并对其平均的加法器。测量值的加法或平均值用于消除表面电位测量中的偏心引起的误差和噪声，从而获得正确的表面电位。

20. 发明授权

US07530562B2 Sheet feeding apparatus and image forming apparatus 失效
标题翻译：送纸装置和成像装置
公开(公告)号：US07530562B2
公开(公告)日：2009-05-12
申请号：US11601818
申请日：2006-11-20
申请人： Minoru Ohshima , Kazuyuki Tsukamoto , Shin Takeuchi
发明人： Minoru Ohshima , Kazuyuki Tsukamoto , Shin Takeuchi
IPC分类号： B65H3/52
CPC分类号： B65H3/56 , B65H3/5261 , B65H3/565 , B65H2801/09
摘要： A sheet feeding apparatus includes a transport unit that transports a recording sheet from a storage unit, a separation unit, when stacked plural recording sheets are transported by the transport unit, separates a first recording sheet from the other recording sheets, and a push-back unit that can pivot from a separation action point to an end point of the storage unit and that pushes back ends of the other recording sheets to the storage unit during transport of the first recording sheet by applying to the other recording sheets a larger force in the direction opposite to the transport direction than a force applied to the other recording sheets in the transport direction, at a same time by applying to the first recording sheet a smaller force in the direction opposite to the transport direction than a force applied to the first recording sheet in the transport direction.
摘要翻译：片材进给装置包括：传送单元，其从存储单元传送记录纸，分离单元，当堆叠的多个记录片材由传送单元传送时，将第一记录片材与其他记录片材分离，单元，其可以从分离动作点枢转到存储单元的终点，并且在运送第一记录纸时将其它记录纸的后端推送到存储单元，通过向其它记录纸张施加较大的力与输送方向相反的方向的方向，与向第一记录片施加相对于输送方向的方向的力相比施加到第一记录片上的力更小的力纸张在运输方向。

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