专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

81. 发明授权

US4655581A Copying apparatus 失效
标题翻译：复印机
公开(公告)号：US4655581A
公开(公告)日：1987-04-07
申请号：US741883
申请日：1985-06-06
申请人： Yoshikado Yamada
发明人： Yoshikado Yamada
IPC分类号： G03G21/06 , G03G15/00 , G03G21/00 , G03G21/10 , G03G21/14
CPC分类号： G03G15/5025 , G03G21/0064 , G03G2215/00177 , G03G2221/0005
摘要： A copying apparatus including a measuring device for measuring density of an image of an original document, a decision device for making a decision as to whether or not a measurement obtained by the measuring device is larger than a reference value, and a changeover device for changing over, on the basis of the decision made by the decision device, to one of a two-rotation process and a three-rotation process an operation for not only subjecting a photosensitive member to charge erasing but cleaning the photosensitive member such that the operation is performed once or twice during one copying operation in the two-rotation process and the three-rotation process, respectively.
摘要翻译：一种复印装置，包括：用于测量原稿的图像的浓度的测量装置;判定装置，用于判定由所述测量装置获得的测量值是否大于参考值;以及转换装置，用于改变在决定装置的决定的基础上，结合两旋转处理和三次旋转处理中的一个，不仅使感光部件进行电荷擦除而是清洁感光部件，使得操作是在两旋转处理和三旋转处理中的一次复印操作中分别执行一次或两次。

82. 发明授权

US4654286A Method of removing a charge from an electrophotographic photoreceptor 失效
标题翻译：从电子照相感光体去除电荷的方法
公开(公告)号：US4654286A
公开(公告)日：1987-03-31
申请号：US790227
申请日：1985-10-22
申请人： Yoshiharu Tsujimoto , Hiroshi Kinashi , Yuhi Yui , Tadashi Akiyama , Koichi Irihara
发明人： Yoshiharu Tsujimoto , Hiroshi Kinashi , Yuhi Yui , Tadashi Akiyama , Koichi Irihara
IPC分类号： G09G5/14 , G03G21/06 , G03G21/08 , G03G13/24
CPC分类号： G03G21/08
摘要： Disclosed is a useful method of removing a charge from an electrophotographic photoreceptor provided with insulation layers on its surface by radiating light containing a minimum of 6,000 angstroms of peak wave length onto said photoreceptor simultaneously with a corona discharge. To realize this, a filter is applied so that light containing a minimum of 6,000 angstroms of peak wave length can be generated.
摘要翻译：公开了一种从电子照相感光体去除电荷的有用方法，该电子照相感光体在其表面上通过在电晕放电的同时将包含至少6,000埃的峰值波长的光发射到所述感光体上。为了实现这一点，应用滤光器，使得可以产生包含至少6,000埃的峰值波长的光。

83. 发明授权

US4585330A Unnecessary charge removing device from a latent image bearing element of electrophotographic copying machine 失效
标题翻译：电子照相复印机的潜像承载元件不必要的电荷去除装置
公开(公告)号：US4585330A
公开(公告)日：1986-04-29
申请号：US556771
申请日：1983-12-01
申请人： Kazushi Yamamoto , Toyoki Tanaka
发明人： Kazushi Yamamoto , Toyoki Tanaka
IPC分类号： G03G21/08 , G02B3/08 , G02B5/00 , G03G15/04 , G03G15/043 , G03G15/047 , G03G21/06 , H05F3/00
CPC分类号： G03G15/047 , G03G2215/0448
摘要： An electrophotographic copying machine includes a device for removing charges of portions of a latent image bearing element which are unnecessary for forming a latent image. The device includes a light source, the latent image bearing element, and a light shade plate which is positioned between the light source and the latent image bearing element. The light source is positioned at the focus point of a fresnel lens. The device can be applied to a type of electrophotographic copying machine having a three-layered latent image bearing element.
摘要翻译：电子照相复印机包括用于去除不需要用于形成潜像的潜像承载元件的部分电荷的装置。该装置包括光源，潜像承载元件和位于光源和潜像承载元件之间的遮光板。光源位于菲涅尔透镜的焦点处。该装置可以应用于具有三层潜像承载元件的一种电子照相复印机。

84. 发明授权

US4392737A Electrophotographic copying apparatus 失效
标题翻译：电子照相复印设备
公开(公告)号：US4392737A
公开(公告)日：1983-07-12
申请号：US324098
申请日：1981-11-23
申请人： Masaji Nishikawa
发明人： Masaji Nishikawa
IPC分类号： G03G15/00 , G03G15/05 , G03G15/22 , G03G21/06 , G03G21/08
CPC分类号： G03G21/08 , G03G15/22
摘要： An electrophotographic copying apparatus comprises a photosensitive member which includes a conductive layer carrying a sequential lamination of a first photoconductive layer which is sensitive to visible light and a second photoconductive layer which is sensitive to ultraviolet rays and serves as an insulator to the visible light and a neutralizing unit for an irradiation of visible light and ultraviolet ray in order to neutralize charge on an area beyond image scope of the photosensitive member.
摘要翻译：电子照相复印装置包括感光构件，该感光构件包括承载对可见光敏感的第一光电导层的顺序层叠的导电层和对紫外线敏感并用作可见光的绝缘体的第二光导电层，以及用于照射可见光和紫外线的中和单元，以便中和在感光构件的图像范围之外的区域上的电荷。

85. 发明授权

US4272183A Control system responsive to eraser malfunctions in electrophotographic copying machines 失效
标题翻译：控制系统响应于电子照相复印机中的橡皮擦故障
公开(公告)号：US4272183A
公开(公告)日：1981-06-09
申请号：US50529
申请日：1979-06-21
申请人： Masayuki Maese , Tsuyoshi Nakakami
发明人： Masayuki Maese , Tsuyoshi Nakakami
IPC分类号： G03G15/00 , G03G15/02 , G03G21/06 , G03G21/08 , G03G15/22
CPC分类号： G03G15/55 , G03G21/08
摘要： A control system for use with an eraser for removing charges from the surface of the photoconductive member of an electrophotographic copying machine before the photoconductive member is uniformly charged by a charger. When the eraser malfunctions, completely or substantially failing to operate properly, the control circuit detects the malfunction and stops the operation of at least the charger to prevent a rise in the surface potential of the photoconductive member.
摘要翻译：在通过充电器均匀地对感光体进行均匀充电之前，使用用于从电子照相复印机的感光体表面去除电荷的擦除器的控制系统。当橡皮擦发生故障时，完全或基本上不能正常工作，控制电路检测到故障，并停止至少充电器的操作，以防止感光体的表面电位上升。

86. 发明授权

US4268161A Electrophotographic apparatus with corona discharge control 失效
标题翻译：具有电晕放电控制的电子照相设备
公开(公告)号：US4268161A
公开(公告)日：1981-05-19
申请号：US081850
申请日：1979-10-04
申请人： Kimio Nakahata , Yoshinori Aguro , Yasuyuki Tamura
发明人： Kimio Nakahata , Yoshinori Aguro , Yasuyuki Tamura
IPC分类号： G03G13/26 , G03G15/02 , G03G15/22 , G03G21/06
CPC分类号： G03G15/226 , G03G15/0283 , Y10T307/352
摘要： An electrophotographic apparatus includes a photosensitive member with a conductive layer, a photoconductive layer and an insulating layer; a variably controlled primary corona discharger for applying a charge of a predetermined potential onto the surface of the photosensitive member, a secondary corona discharger for applying a corona discharge containing a component of which polarity is opposite to that of the primary corona discharge; an imagewise exposure device for exposing the photosensitive member to an image light substantially simultaneously with the corona discharge by the secondary corona discharger, and high voltage source, for supplying predetermined high voltages to the primary and secondary corona discharger, having a high voltage transformer provided at least with a primary input coil, a secondary high voltage output coil and a tertially coil associated with a variable load impedance. An electrostatic latent image of a predetermined contrast is formed on the photosensitive member.
摘要翻译：电子照相设备包括具有导电层，光电导层和绝缘层的光敏元件; 用于将预定电位的电荷施加到感光构件的表面上的可变控制的主电晕放电器，用于施加包含极性与主电晕放电的极性相反的分量的电晕放电的二次电晕放电器; 用于将感光构件基本上同时由第二电晕放电器的电晕放电同时曝光的成像曝光装置和用于向初级和次级电晕放电器提供预定的高电压的高压源，其具有设置在至少与初级输入线圈，次级高压输出线圈和与可变负载阻抗相关联的四分之一线圈。在感光构件上形成预定对比度的静电潜像。

87. 发明授权

US4012666A Method of and device for the removal of electrostatic charges 失效
标题翻译：去除静电电荷的方法和装置
公开(公告)号：US4012666A
公开(公告)日：1977-03-15
申请号：US374660
申请日：1973-06-28
申请人： Jurgen Schramm , Klaus Witter , Gerhard Krekow
发明人： Jurgen Schramm , Klaus Witter , Gerhard Krekow
IPC分类号： G03G15/02 , G03G15/00 , G03G21/06 , H05F3/04 , H05F3/06
CPC分类号： G03G15/6591 , H05F3/04 , G03G2215/00371 , G03G2215/00497 , G03G2215/00654
摘要： A method of and apparatus for removing electrostatic charges from an insulating foil by moving the foil between first and second gas plasma generators including a novel arrangement of electrodes that produce uniform glow discharges in air adjacent the electrodes and the foil.
摘要翻译：一种通过在第一和第二气体等离子体发生器之间移动箔来从绝缘箔去除静电荷的方法和装置，包括在电极和箔附近的空气中产生均匀辉光放电的电极的新颖布置。

88. 发明授权

US3819262A Cleaning means for an overcoated photoconductive surface 失效
标题翻译：用于过滤光电子表面的清洁方法
公开(公告)号：US3819262A
公开(公告)日：1974-06-25
申请号：US27150472
申请日：1972-07-13
申请人： SCM CORP
发明人： ESTANDARTE A
IPC分类号： G03G21/06 , G03B15/00
CPC分类号： G03G21/06
摘要： An electrophotographic apparatus and process incorporating an overcoated photoconductor element, an erasing light being utilized after transfer of the toned image to copy paper. The erasing light is used for improvement of image quality by the elimination of image ghosting and edging effect.
摘要翻译：一种电子照相设备和包含外涂光导体元件的工艺，在将调色图像转印到复印纸之后被使用的擦除光。擦除光通过消除图像重影和边缘效果用于提高图像质量。

89. 发明授权

US11880146B2 Developing cartridge having coupling and developing roller 有权
公开(公告)号：US11880146B2
公开(公告)日：2024-01-23
申请号：US17820292
申请日：2022-08-17
申请人： BROTHER KOGYO KABUSHIKI KAISHA
发明人： Nao Itabashi , Naoya Kamimura
IPC分类号： G03G15/08 , G03G21/18 , G03G21/06 , G03G15/06 , G03G21/16
CPC分类号： G03G15/0889 , G03G15/065 , G03G15/0865 , G03G21/1676 , G03G21/1864 , G03G21/1896
摘要： In a cartridge, a housing has a developer accommodating portion and includes a first side wall and a second side wall. A coupling member is disposed at a position opposite to the developer accommodating portion with respect to the first side wall. A detection body is disposed at a position opposite to the developer accommodating portion with respect to the second side wall. A first driving force transmission member is positioned at the same side with the coupling member with respect to the first side wall, and transmits driving force from the coupling member to a rotating member. A second driving force transmission member is positioned at the same side with the detection body with respect to the second side wall, and transmits driving force from the rotating member to the detection body.

90. 发明授权

US11841669B2 Image forming apparatus with brush portion comprising threads and with control to perform rotation of and stop of image bearing member to change posture of brush portion 有权
公开(公告)号：US11841669B2
公开(公告)日：2023-12-12
申请号：US17986078
申请日：2022-11-14
申请人： CANON KABUSHIKI KAISHA
发明人： Kazuhiro Funatani , Shinsuke Kobayashi , Shuichi Tetsuno , Toshihiko Takayama , Jun Hara
IPC分类号： G03G21/00 , G03G15/02 , G03G21/06 , G03G21/08
CPC分类号： G03G21/0064 , G03G15/0216 , G03G21/0035 , G03G21/06 , G03G21/08 , G03G2215/017 , G03G2215/022 , G03G2221/0005
摘要： An image forming apparatus includes a charging unit that charges an image bearing member, a developing unit that forms a toner image on an latent image formed on the image bearing member, a transfer unit that transfers the toner image onto a transfer material, a charge neutralizer that neutralizes a charge of the image bearing member downstream of a transfer portion and upstream of a charging portion in a rotating direction of the image bearing member, a conductive collecting unit that collects a material adhering on the image bearing member downstream of the transfer portion and upstream of the charging portion, wherein the developing unit collects residual toner on the image bearing member, an voltage application unit sets a potential difference between the voltage applied to the collecting unit and the surface electric potential of the image bearing member not more than a discharge threshold.

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