专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

21. 发明授权

US5669050A Developing apparatus using blank pulse bias 失效
标题翻译：显影装置采用空白脉冲偏置
公开(公告)号：US5669050A
公开(公告)日：1997-09-16
申请号：US365034
申请日：1994-12-28
申请人： Yuji Sakemi , Koji Amemiya , Takeshi Menjo , Masahiro Inoue , Masami Izumizaki
发明人： Yuji Sakemi , Koji Amemiya , Takeshi Menjo , Masahiro Inoue , Masami Izumizaki
IPC分类号： G03G15/06 , G03G15/09 , G03G21/00
CPC分类号： G03G15/065 , G03G15/0907
摘要： An image forming apparatus includes an image bearing member for bearing an electrostatic image; a developer carrying member, opposed to the image bearing member, for carrying a developer containing toner; bias voltage applying device for applying a developing bias voltage to the developer carrying member, the bias voltage satisfying: ##EQU1## V1 (V): a voltage applying force to the toner toward the developer carrying member away from the image bearing member;T1 (sec): a time period of application of the voltage V1;V2 (V): a voltage applying force to the toner away from the developer carrying member toward the image bearing member;T2 (sec): a time period of application of the voltage V2;T3 (V): a time period of application of a voltage V3 which is (V1+V2)/2;d (m): distance between the image bearing member and the developer carrying member.
摘要翻译：图像形成装置包括用于承载静电图像的图像承载部件; 显影剂承载构件，与图像承载构件相对，用于承载含有调色剂的显影剂; 偏置电压施加装置，用于向显影剂承载构件施加显影偏压，该偏置电压满足以下条件： T3>（133d2 / T2 | V2-V1 |）-1/2T2 V1（V）朝向显影剂承载构件的调色剂远离图像承载部件; T1（sec）：施加电压V1的时间段; V2（V）：向显影剂承载构件朝向图像承载构件的向调色剂供电的电压; T2（秒）：施加电压V2的时间段; T3（V）：施加（V1 + V2）/ 2的电压V3的时间段; d（m）：图像承载部件与显影剂承载部件之间的距离。

22. 发明授权

US5365319A Image forming apparatus replenishing toner by detecting the ratio of toner and carrier and the density of the developer 失效
标题翻译：图像形成装置通过检测调色剂和载体的比例和显影剂的密度来补充调色剂
公开(公告)号：US5365319A
公开(公告)日：1994-11-15
申请号：US25177
申请日：1993-03-02
申请人： Yuji Sakemi , Masami Izumizaki
发明人： Yuji Sakemi , Masami Izumizaki
IPC分类号： G03G15/08 , G03G21/00
CPC分类号： G03G15/0849 , G03G15/0853 , G03G15/0855 , G03G15/0893
摘要： The present invention provides an image forming apparatus wherein first information corresponding to toner density of two-component developer including toner and carrier particles is detected by a first sensor, second information corresponding to density of the two-component developer is detected by a second sensor, and an amount of toner to be replenished to the two-component developer is controlled on the basis of outputs of the first and second sensors.
摘要翻译：本发明提供一种图像形成装置，其中通过第一传感器检测对应于包括调色剂和载体颗粒的双组分显影剂的调色剂浓度的第一信息，通过第二传感器检测对应于双组分显影剂的浓度的第二信息，并且基于第一和第二传感器的输出来控制要补充到双组分显影剂的调色剂量。

23. 发明授权

US5202727A Multi-color image forming apparatus with black and white image forming mode 失效
标题翻译：具有黑白图像形成模式的多色成像装置
公开(公告)号：US5202727A
公开(公告)日：1993-04-13
申请号：US774330
申请日：1991-10-10
申请人： Masami Izumizaki , Ikuo Kuribayashi
发明人： Masami Izumizaki , Ikuo Kuribayashi
IPC分类号： B41J2/525 , G03G15/01 , G03G21/00 , G03G21/16
CPC分类号： G03G15/0194 , G03G2215/0119
摘要： In a multi-image forming apparatus having a plurality of electrophotographic photosensitive members and adapted to form a multi-image by sequentially transferring image formed on the photosensitive drums onto a transfer sheet, it is possible to the service life of the photosensitive member having the higher frequency in use. To this end, the photosensitive member having the higher frequency in use has a different construction which differs from those of the other photosensitive members. Further, if necessary, an image forming method by the photosensitive member having such different construction is differentiated from those by the other photosensitive members.
摘要翻译：在具有多个电子照相感光构件并且适于通过将形成在感光鼓上的图像顺序地转印到转印片上形成多图像的多图像形成装置中，可以使感光构件的使用寿命更高使用频率。为此，使用频率较高的感光构件具有不同于其它感光构件的构造的不同构造。此外，如果需要，具有这种不同结构的感光构件的图像形成方法与其它感光构件的图像形成方法不同。

24. 发明授权

US5084758A Image processing apparatus with signal indicating type of light to be used for observing reproduced image 失效
标题翻译：具有指示用于观察再现图像的光的类型的信号的图像处理装置
公开(公告)号：US5084758A
公开(公告)日：1992-01-28
申请号：US700318
申请日：1991-05-09
申请人： Toshimitsu Danzuka , Akio Suzuki , Yoshihiro Takada , Masami Izumizaki
发明人： Toshimitsu Danzuka , Akio Suzuki , Yoshihiro Takada , Masami Izumizaki
IPC分类号： B41J2/21 , G03G15/01 , G06K15/10 , G06T5/00 , H04N1/46 , H04N1/60
CPC分类号： H04N1/6016 , H04N1/6088 , H04N1/6097
摘要： An image recording apparatus includes an input circuit for inputting an image signal; a correction circuit for correcting the inputted image signal; an image forming circuit for forming an image in accordance with the image signal corrected by the correction circuit; a switch for generating a signal indicating a method of observing the image formed by the image forming circuit; and a control circuit for controlling the correction circuit in accordance with the signal generated by the signal generating switch.
摘要翻译：图像记录装置包括用于输入图像信号的输入电路; 用于校正所输入的图像信号的校正电路; 图像形成电路，用于根据由校正电路校正的图像信号形成图像; 用于产生指示观察由图像形成电路形成的图像的方法的信号的开关; 以及控制电路，用于根据由信号产生开关产生的信号来控制校正电路。

25. 发明授权

US5004928A Printing method in which both sides of the recording sheet are inspected and apparatus therefor 失效
标题翻译：检查记录纸的两面的印刷方法及其装置
公开(公告)号：US5004928A
公开(公告)日：1991-04-02
申请号：US337376
申请日：1989-04-13
申请人： Akio Suzuki , Yoshihiro Takada , Masami Izumizaki , Toshimitsu Danzuka
发明人： Akio Suzuki , Yoshihiro Takada , Masami Izumizaki , Toshimitsu Danzuka
IPC分类号： B41J29/00 , G01N21/55 , G01N21/86
CPC分类号： B41J29/00 , G01N21/86 , G01N21/55
摘要： According to a method and apparatus for detecting a kind of a recording sheet, a light source for emitting a beam on the recording sheet and a photosensitive element for detecting an amount of beam are used. The photosensitive elements located at predetermined positions are caused to detect amounts of beams reflected by upper and lower surfaces of the recording sheet. The kind of upper or lower surface of the recording sheet is discriminated on the basis of a difference between the amounts of beams reflected by the upper and lower surfaces or one of the amounts of beams.
摘要翻译：根据用于检测记录纸的种类的方法和装置，使用用于在记录纸张上发射光束的光源和用于检测光束量的光敏元件。使位于预定位置的感光元件检测由记录片材的上表面和下表面反射的光束量。基于由上下表面反射的光束量或光束数量之间的差异来区分记录纸的上表面或下表面的种类。

26. 发明授权

US5581336A Developing device preventing scattering of developing agent by conductive member 失效
标题翻译：显影装置防止显影剂通过导电构件的散射
公开(公告)号：US5581336A
公开(公告)日：1996-12-03
申请号：US355013
申请日：1994-12-13
申请人： Shigeru Matsuzaki , Yuji Sakemi , Masami Izumizaki , Toshimitsu Danzuka
发明人： Shigeru Matsuzaki , Yuji Sakemi , Masami Izumizaki , Toshimitsu Danzuka
IPC分类号： G03G15/08 , G03G15/09
CPC分类号： G03G15/0898 , G03G15/09
摘要： A developing device is provided with a developing container for accommodating developing agent including toner, a rotating developing agent carrier is arranged to face an image carrier carrying an electrostatic image for carrying the developing agent, and a conductive member is arranged along a longitudinal direction of the developing agent carrier with a spacing from the developing agent carrier. The conductive member is provided over longer than the longitudinal area of the developing agent carrier, and a voltage application circuit is employed for applying a voltage of the same polarity to a charging polarity of the toner to the conductive member.
摘要翻译：显影装置设置有用于容纳包括调色剂的显影剂的显影容器，旋转的显影剂载体被布置成面向承载显影剂的静电图像的图像载体，并且导电构件沿着显影剂载体与显影剂载体间隔开。导电构件设置在比显影剂载体的纵向面积更长的时间，并且使用电压施加电路将与调色剂的充电极性相同极性的电压施加到导电构件。

27. 发明授权

US5581327A Image forming apparatus 失效
标题翻译：图像形成装置
公开(公告)号：US5581327A
公开(公告)日：1996-12-03
申请号：US363892
申请日：1994-12-27
申请人： Masami Izumizaki , Shigeru Oki
发明人： Masami Izumizaki , Shigeru Oki
IPC分类号： G03G15/00 , G03G15/01 , G03G15/16 , G03G21/14 , G03G21/00
CPC分类号： G03G15/01 , G03G15/0194 , G03G2215/0119 , G03G2215/0161 , G03G2215/1628
摘要： This invention relates to an image forming apparatus having a plurality of image bearing members including a first image bearing member and a second image bearing member, a transferring material bearing member for bearing the transferring material to respective transfer positions of the plurality of image bearing members, detecting a detecting device for detecting the density of a toner patch formed on the second image bearing member after the toner patch has passed the transfer position of the second image bearing member. The orientation of the image bearing members are such that the time from when the first image bearing member and the transferring material bearing member are detached from each other to when the toner patch reaches the transfer position of the second image bearing member is larger than L/V (sec) where L (mm) is the distance between the first image bearing member and the second image bearing member in a direction of movement of the transferring material bearing member and V (mm/sec) is the speed of the transferring material bearing member.
摘要翻译：本发明涉及具有多个图像承载部件的图像形成装置，该图像承载部件包括第一图像承载部件和第二图像承载部件，用于将转印材料承载到多个图像承载部件的各个转印位置的转印材料承载部件，检测用于在调色剂贴片经过第二图像承载部件的转印位置之后检测形成在第二图像承载部件上的调色剂贴片的密度的检测装置。图像承载部件的取向使得从第一图像承载部件和转印材料承载部件彼此分离到当调色剂贴片到达第二图像承载部件的转印位置时的时间大于L / V（秒）其中L（mm）是第一图像承载部件和第二图像承载部件在转印材料承载部件的移动方向上的距离，V（mm / sec）是转印材料轴承的速度会员。

28. 发明授权

US5296897A Image forming apparatus for forming multi-image on transfer sheet with plural color toners 失效
标题翻译：用于在多色调色剂的转印纸上形成多图像的图像形成装置
公开(公告)号：US5296897A
公开(公告)日：1994-03-22
申请号：US25338
申请日：1993-03-03
申请人： Koji Amemiya , Yuji Sakemi , Masami Izumizaki
发明人： Koji Amemiya , Yuji Sakemi , Masami Izumizaki
IPC分类号： G03G15/00 , G03G15/01
CPC分类号： G03G15/5058 , G03G15/0194 , G03G2215/00063 , G03G2215/0119 , G03G2215/1661
摘要： The present invention aims to improve the image forming efficiency by selecting positions where image adjusting toner images are formed to non-image areas of convey means by changing the supply timing of a transfer sheet onto the convey means, in an image forming apparatus wherein a plurality of electrophotographic photosensitive members are arranged side by side and color toner images formed on the photosensitive members are successively transferred onto a transfer sheet supplied at transfer positions for the photosensitive members thereby to form a color image on the transfer sheet.
摘要翻译：本发明旨在通过在图像形成装置中将图像调节调色剂图像形成到不输送装置的非图像区域的位置来改善图像形成效率，该图像形成装置中的多个电子照相感光构件并排布置，并且形成在感光构件上的彩色调色剂图像被依次转印到在感光构件的转印位置处供给的转印纸上，从而在转印纸上形成彩色图像。

29. 发明授权

US5172223A Method of processing a color image to obtain color and black reproduction signals 失效
标题翻译：处理彩色图像以获得彩色和黑色再现信号的方法
公开(公告)号：US5172223A
公开(公告)日：1992-12-15
申请号：US754379
申请日：1991-08-30
申请人： Akio Suzuki , Yoshihiro Takada , Masami Izumizaki
发明人： Akio Suzuki , Yoshihiro Takada , Masami Izumizaki
IPC分类号： H04N1/60
CPC分类号： H04N1/6022
摘要： According to a method and apparatus for processing a color image, three primary color signals are input, and the input three primary color signals are processed to obtain three color reproduction signals and a black reproduction signal. In order to obtain the black reproduction signal, a value corresponding to a minimum value of the three primary color signals is obtained, and the value is transformed by a continuous function having a downwardly convex shape, thereby defining a transformed value as the black reproduction signal.
摘要翻译：根据用于处理彩色图像的方法和装置，输入三原色信号，并且处理输入的三原色信号以获得三种颜色再现信号和黑色再现信号。为了获得黑色再现信号，获得与三原色信号的最小值相对应的值，并且通过具有向下凸形的连续函数来变换该值，由此定义变换值作为黑色再现信号。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式