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41. 发明授权

US5391446A Image holding member 失效
标题翻译：图像保持成员
公开(公告)号：US5391446A
公开(公告)日：1995-02-21
申请号：US103033
申请日：1991-07-02
申请人： Noriko Ohtani , Akio Maruyama , Shin Nagahara , Shinya Mayama
发明人： Noriko Ohtani , Akio Maruyama , Shin Nagahara , Shinya Mayama
IPC分类号： G03G5/05 , G03G5/147 , G03G5/047
CPC分类号： G03G5/14791 , G03G5/055
摘要： An image holding member rich in durability and suitably used as an electrophotographic photosensitive member or an electrostatic image-holding dielectric member is prepared by coating a support with a resinous layer formed by polymerization of a phosphazene polyene represented by the following formida: ##STR1## wherein R.sub.1 denotes an ethylenically unsaturated group, preferably an acrylic group represented by --R.sub.2 --OCO--C(R.sub.3)=CH.sub.2, wherein R.sub.2 denotes an alkylene group, arylene group, alkyl-substituted arylene group, alkylamide group or arylamide group, and R.sub.3 denotes a hydrogen atom or a methyl group. The resinous layer may constitute a photosensitive layer, a dielectric layer, or a protective layer covering these layers.
摘要翻译：通过用由以下甲醛代表的磷腈多烯的聚合形成的树脂层涂覆载体，制备了一种富含耐久性且适合用作电子照相感光构件或静电图像保持电介质构件的图像保持构件： I）其中R1表示烯键式不饱和基团，优选由-R2-OCO-C（R3）= CH2表示的丙烯酸基团，其中R2表示亚烷基，亚芳基，烷基取代的亚芳基，烷基酰胺基或芳基酰胺基，并且R 3表示氢原子或甲基。树脂层可以构成感光层，电介质层或覆盖这些层的保护层。

42. 发明授权

US4898798A Photosensitive member having a light receiving layer comprising a carbonic film for use in electrophotography 失效
标题翻译：具有光接收层的感光构件包括用于电子照相术的碳膜
公开(公告)号：US4898798A
公开(公告)日：1990-02-06
申请号：US101948
申请日：1987-09-25
申请人： Masao Sugata , Tohru Den , Susumu Ito , Keiji Hirabayashi , Keiko Ikoma , Noriko Kurihara , Kuniji Osabe , Tatsuo Takeuchi , Hiroshi Satomura , Yoshihiro Oguchi , Akio Maruyama , Keishi Saito
发明人： Masao Sugata , Tohru Den , Susumu Ito , Keiji Hirabayashi , Keiko Ikoma , Noriko Kurihara , Kuniji Osabe , Tatsuo Takeuchi , Hiroshi Satomura , Yoshihiro Oguchi , Akio Maruyama , Keishi Saito
IPC分类号： G03G5/08 , G03G5/082
CPC分类号： G03G5/08285
摘要： An improved photosensitive member for use in electrophotography which comprises a substrate and a light receiving layer having a charge carrier generation layer and a charge carrier transportation layer composed of a carbonic film the nucleus of which matrix being carbon atom, which contains 40 atomic % or less of hydrogen atom and which possesses an optical band gap of 1.5 eV or more and an electric conductivity of 10.sup.-11 .OMEGA..sup.-1 cm.sup.-1 or less.It is always and substantially stable regardless of the changes in use environments and it enables to make highly resolved images with a clear half-tone which are highly dense and quality at high speed.
摘要翻译：一种用于电子照相的改进的感光构件，其包括基板和具有载流子产生层的光接收层和由碳膜构成的载流子迁移层，其中基质为碳原子的核含有40原子％以下的氢原子，其具有1.5eV以上的光学带隙和10-11Ωm-1 -1cm -1以下的电导率。无论使用环境如何变化，都能始终保持稳定的稳定性，并且能够以高密度和高质量的清晰的半色调制作出高分辨率的图像。

43. 发明授权

US5701571A Electrophotographic apparatus, process cartridge, and image forming method featuring a photosensitive member having a conductive surface layer and a cleaning means having conductive properties 失效
标题翻译：电子照相设备，处理盒和图像形成方法，其特征在于具有导电表面层的感光部件和具有导电性能的清洁装置
公开(公告)号：US5701571A
公开(公告)日：1997-12-23
申请号：US728266
申请日：1996-10-08
申请人： Syoji Amamiya , Akio Maruyama , Yuichi Hashimoto
发明人： Syoji Amamiya , Akio Maruyama , Yuichi Hashimoto
IPC分类号： G03G5/147 , G03G21/00
CPC分类号： G03G21/0035 , G03G21/0017 , G03G21/0023 , G03G21/0047 , G03G21/0058 , G03G5/14704 , G03G5/14734 , G03G5/14773 , G03G5/14791 , G03G2221/1618 , G03G2221/18
摘要： An electrophotographic apparatus which includes an electrophotographic photosensitive member and a cleaning device, where the electrophotographic photosensitive member is provided with a surface layer having conductivity, and the cleaning device has conductivity where it touches the photosensitive member. The electrophotographic apparatus is excellent in cleaning residual toner.
摘要翻译：一种电子照相设备，其包括电子照相感光构件和清洁装置，其中所述电子照相感光构件设置有具有导电性的表面层，并且所述清洁装置具有与所述感光构件接触的导电性。电子照相设备在清洁残留调色剂方面是优异的。

44. 发明授权

US5430527A Electrophotographic apparatus having cleaning width larger than charging width 失效
标题翻译：扫描宽度大于充电宽度的电子照相设备
公开(公告)号：US5430527A
公开(公告)日：1995-07-04
申请号：US263394
申请日：1994-06-21
申请人： Akio Maruyama , Junichi Kishi , Hiroyuki Ohmori , Masami Okunuki
发明人： Akio Maruyama , Junichi Kishi , Hiroyuki Ohmori , Masami Okunuki
IPC分类号： G03G5/047 , G03G15/02 , G03G21/00 , G03G5/00
CPC分类号： G03G21/0005 , G03G15/0216 , G03G5/047 , G03G2215/025 , G03G2221/0015
摘要： An image forming apparatus has a photosensitive member, a charging device, an image exposure device for exposing the photosensitive member to form a latent image, a developing device for developing the latent image with a toner to form a transferable toner image on the surface of the photosensitive member, a transfer device for transferring the toner image to a transfer material, and a cleaning device for removing a residual toner; the charging device, image exposure device, developing device, transfer device and cleaning device being disposed in the named order along the moving direction of the photosensitive member. The charging device includes an electroconductive member which directly contacts the photosensitive member surface to charge the photosensitive member surface. The electroconductive member forms a nip width with the photosensitive member of at least 0.5 mm and a load per unit contact area between the electroconductive member and photosensitive member is between 0.5-30 g/mm.sup.2. With respect to the longitudinal direction of the photosensitive member, the width of the photosensitive member surface cleaned by the cleaning device is equal to or greater than the width of the photosensitive member surface contacting the electroconductive member.
摘要翻译：图像形成装置具有感光构件，充电装置，用于曝光感光构件以形成潜像的图像曝光装置，用调色剂显影潜像的显影装置，以在该表面上形成可转印调色剂图像感光构件，用于将调色剂图像转印到转印材料的转印装置，以及用于除去残留调色剂的清洁装置; 充电装置，图像曝光装置，显影装置，转印装置和清洁装置沿着感光构件的移动方向按照所述顺序设置。充电装置包括直接接触感光构件表面以对感光构件表面充电的导电构件。导电构件与感光构件形成至少0.5mm的压区宽度，并且导电构件和感光构件之间的每单位接触面积的负载为0.5-30g / mm 2。关于感光构件的纵向方向，由清洁装置清洁的感光构件表面的宽度等于或大于与导电构件接触的感光构件表面的宽度。

45. 发明授权

US5327272A Optical modulation element 失效
标题翻译：光调制元件
公开(公告)号：US5327272A
公开(公告)日：1994-07-05
申请号：US857509
申请日：1992-03-25
申请人： Ryoji Fujiwara , Shuzo Kaneko , Akio Maruyama , Tomoko Maruyama , Tomoko Murakami
发明人： Ryoji Fujiwara , Shuzo Kaneko , Akio Maruyama , Tomoko Maruyama , Tomoko Murakami
IPC分类号： C09K19/58 , G02F1/1337 , G02F1/141 , H01B1/20 , G02F1/137
CPC分类号： H01B1/20 , C09K19/58 , G02F1/133711 , G02F1/133784 , G02F1/141 , G02F2001/133796 , G02F2203/30
摘要： An optical modulation element, in which a pixel surrounding a ferroelectric liquid crystal layer and an column shaped orientation layer is formed between a pair of electrodes. The orientation layer is formed by a high-molecular polymer in which an ultrafine granular conductive substance may be dispersed. External voltage applied across the electrodes in response to gradation signals performs gradation drivings.
摘要翻译：光电调制元件，其中围绕铁电液晶层和列形取向层的像素形成在一对电极之间。取向层由可以分散有超微粒状导电性物质的高分子聚合物形成。响应于灰度信号施加在电极两端的外部电压进行灰度驱动。

46. 发明授权

US4882257A Electrophotographic device 失效
标题翻译：电子照相设备
公开(公告)号：US4882257A
公开(公告)日：1989-11-21
申请号：US197962
申请日：1988-05-24
申请人： Akio Maruyama , Teigo Sakakibara , Yuichi Hashimoto
发明人： Akio Maruyama , Teigo Sakakibara , Yuichi Hashimoto
IPC分类号： G03G13/22
CPC分类号： G03G13/22
摘要： An electrophotographic device performing reversal development to develop the portion with lower absolute value of potential in an electrophotographic process having steps of primary charging, imagewise exposure, developing and cleaning, and having a photosensitive member of the lamination type which uses a layer coated with an organic pigment dispersed in a solvent or in a solvent and a polymer binder, as the charge generation layer, wherein the potential of the photosensitive member and process conditions are under constant conditions, said constant conditions being within the range as defined by the following formula of Vd, t and V.sub.H, when the surface potential of the photosensitive member immediately after charged with a primary charger is defined as Vd (V), the time from primary charging to toner development as t (sec) and further the surface potential of the photosensitive member at which the toner developing density becomes the half value of the saturated density as V.sub.H (V):.vertline.V.sub.H .vertline..ltoreq.(.vertline.Vd.vertline..sup.-0.65 +1.35.times.10.sup.-2 t).sup.-1.54(Vd, V.sub.H are of the same sign:); with proviso, in the case of bias exposure (image exposure is also effected on the white background portion), Vd shall be the potential immediately after imagewise exposure, and t the time from imagewise exposure to toner development.
摘要翻译：电子照相装置进行反转显影以在具有初次充电，成像曝光，显影和清洁的步骤的电子照相方法中开发具有较低的电势绝对值的部分，并且具有使用涂覆有机层的层压型感光构件颜料分散在溶剂或溶剂和聚合物粘合剂中作为电荷产生层，其中感光构件的电位和工艺条件处于恒定条件下，所述恒定条件在如下式Vd所定义的范围内，t和VH，当紧接在充电一次充电器之后的感光构件的表面电位被定义为Vd（V）时，从初级充电到调色剂显影的时间为t（秒），进一步将感光构件的表面电位其中调色剂显影密度成为饱和密度的一半值为VH（V）：| VH |

47. 发明授权

US5923925A Electrophotographic apparatus 失效
标题翻译：电子照相设备
公开(公告)号：US5923925A
公开(公告)日：1999-07-13
申请号：US841637
申请日：1997-04-30
申请人： Kazushige Nakamura , Akio Maruyama , Noboru Kashimura , Shoji Amamiya
发明人： Kazushige Nakamura , Akio Maruyama , Noboru Kashimura , Shoji Amamiya
IPC分类号： G03G5/147 , G03G15/00
CPC分类号： G03G5/14708 , G03G5/14704 , G03G5/14765 , G03G5/14791
摘要： An electrophotographic apparatus has an electrophotographic photosensitive member having a photosensitive layer on an electroconductive support, a charging means provided in contact with the photosensitive member, and image exposure means, a development means, and an image transfer means. The electrophotographic photosensitive member has a surface layer containing electroconductive particles having particle surface treated with a fluorine-containing compound, and a binder resin.
摘要翻译：电子照相设备具有在导电支持体上具有感光层的电子照相感光构件，与感光构件接触的充电装置，以及图像曝光装置，显影装置和图像转印装置。电子照相感光构件具有包含用含氟化合物进行颗粒表面处理的导电颗粒的表面层和粘合剂树脂。

48. 发明授权

US5890037A Electrophotographic apparatus using photoconductive member chargeable with magnetic brush 失效
标题翻译：使用可用磁刷充电的感光体的电子照相设备
公开(公告)号：US5890037A
公开(公告)日：1999-03-30
申请号：US491703
申请日：1995-06-19
申请人： Tsutomu Kukimoto , Akio Maruyama , Shuichi Aita , Yoshifumi Hano
发明人： Tsutomu Kukimoto , Akio Maruyama , Shuichi Aita , Yoshifumi Hano
IPC分类号： G03G15/02
CPC分类号： G03G15/0241 , G03G2215/022 , G03G2221/183
摘要： An electrophotographic apparatus is constituted by an electrophotographic photosensitive member, and a charger, imagewise exposing light and a developer disposed in this order opposite to the photosensitive member. The photosensitive member has a surface layer which is a charge-injection layer. The charger includes a charging member formed of magnetic particles and disposed contactable to the photosensitive member so as to charge the photosensitive member to at least 80% of a DC voltage supplied to the charging member. The magnetic particles have a volume resistivity in the range of 1.times.10.sup.4 -1.times.10.sup.9 ohm.cm, and the magnetic particles have a surface layer having a volume resistivity of at most 1.times.10.sup.9 ohm.cm.
摘要翻译：电摄影装置由电子照相感光构件和充电器，成像曝光光和以与感光构件相反的顺序设置的显影剂构成。感光构件具有作为电荷注入层的表面层。充电器包括由磁性颗粒形成的充电构件，并且设置成与感光构件接触，以将感光构件充电至提供给充电构件的直流电压的至少80％。磁性颗粒的体积电阻率在1×104-1×109欧姆·厘米的范围内，并且磁性颗粒具有体积电阻率至多为1×10 9欧姆·厘米的表面层。

49. 发明授权

US5693443A Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus having the same 失效
标题翻译：电子照相感光构件，以及具有该感光构件的处理盒和电子照相设备
公开(公告)号：US5693443A
公开(公告)日：1997-12-02
申请号：US746980
申请日：1996-11-19
申请人： Kazushige Nakamura , Akio Maruyama , Noriyuki Takagi , Michiyo Sekiya
发明人： Kazushige Nakamura , Akio Maruyama , Noriyuki Takagi , Michiyo Sekiya
IPC分类号： G03G5/147
CPC分类号： G03G5/14704 , G03G5/14734
摘要： The present invention relates to an electrophotographic photosensitive member, a process cartridge and an electrophotographic apparatus. The electrophotographic photosensitive member includes a support, a photosensitive layer provided on the support, and a surface layer provided on the photosensitive layer. The surface layer includes tantalum-doped tin oxide particles and a resin.
摘要翻译：本发明涉及电子照相感光构件，处理盒和电子照相设备。电子照相感光构件包括支撑体，设置在支撑体上的感光层和设置在感光层上的表面层。表面层包括掺杂钽的氧化锡颗粒和树脂。

50. 发明授权

US5385797A Electrophotographic photosensitive member, and electrophotographic apparatus, device unit, and facsimile machine employing the same 失效
标题翻译：电子照相感光构件和电子照相设备，装置单元和使用该装置的传真机
公开(公告)号：US5385797A
公开(公告)日：1995-01-31
申请号：US948252
申请日：1992-09-21
申请人： Shin Nagahara , Akio Maruyama , Haruyuki Tsuji
发明人： Shin Nagahara , Akio Maruyama , Haruyuki Tsuji
IPC分类号： G03G5/14 , G03G5/147 , G03G15/06 , H04N1/29
CPC分类号： G03G5/14773 , G03G5/14704 , G03G5/14734 , G03G5/14791
摘要： An electrophotographic photosensitive member has an electroconductive support, a photosensitive layer, and a protection layer in named order. The protection layer contains a binder resin and a particulate electroconductive material. The particulate electroconductive material has been treated for adhesion of a siloxane compound represented by Formula (1) and subsequently is heat-treated at a temperature of not lower than 120.degree. C.
摘要翻译：电子照相感光构件具有导电性支持体，光敏层和保护层。保护层含有粘合剂树脂和颗粒状导电材料。颗粒状导电材料已经被处理以粘附由式（1）表示的硅氧烷化合物，随后在不低于120℃的温度下进行热处理。

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