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1. 发明授权

US06853824B2 Electrophotographic endless belt comprising meandering-preventive member, and process cartridge and electrophotographic apparatus having such an endless belt 失效
标题翻译：电子照相环形带包含防弯曲构件，以及具有这种环形带的处理盒和电子照相设备
公开(公告)号：US06853824B2
公开(公告)日：2005-02-08
申请号：US10372097
申请日：2003-02-25
申请人： Ryota Kashiwabara , Hiroyuki Kobayashi , Akihiko Nakazawa , Atsushi Tanaka , Tsunenori Ashibe , Takashi Kusaba , Hidekazu Matsuda , Yuji Sakurai
发明人： Ryota Kashiwabara , Hiroyuki Kobayashi , Akihiko Nakazawa , Atsushi Tanaka , Tsunenori Ashibe , Takashi Kusaba , Hidekazu Matsuda , Yuji Sakurai
IPC分类号： G01Q10/00 , G01Q70/00 , G01Q80/00 , G01Q90/00 , G03G15/00 , G03G15/16 , G03G15/01 , G03G15/08
CPC分类号： G03G15/755 , G03G15/1615 , G03G15/162 , G03G2215/00151 , G03G2215/0016
摘要： In an electrophotographic endless belt having a beltlike substrate, a meandering-preventive member and a position detection member, the meandering-preventive member is disposed on the inner-periphery side of one end portion of the beltlike substrate, the position detection member is disposed on the outer-periphery side of the other end portion of the beltlike substrate, and the meandering-preventive member and the position detection member are 200 mm to 250 mm away from each other in the width direction of the electrophotographic endless belt. The beltlike substrate contains a thermoplastic resin as a binder resin, and the beltlike substrate has a 25 μm×25 μm surface total current value of from 300 nA to 2,000 nA at the time of application of 100 V as measured by SPM.
摘要翻译：在具有带状基板的电子照相无接头环形带，曲折防止构件和位置检测构件中，在带状基板的一个端部的内周侧设置有蜿蜒防止构件，位置检测构件设置在带状基板的另一端部的外周侧以及曲折防止部件和位置检测部件在电子照相无接头环带的宽度方向上彼此距离为200mm〜250mm。带状基材含有作为粘合剂树脂的热塑性树脂，并且带状基材在通过SPM测量的施加100V时具有从300nA至2,000nA的25mum×25mum表面总电流值。

2. 发明授权

US06856776B2 Endless belt comprising a meandering-prevention member, and a process cartridge and an electrophotographic apparatus using such an endless belt 失效
标题翻译：包括防止弯曲部件的无端皮带以及使用这种环形带的处理盒和电子照相设备
公开(公告)号：US06856776B2
公开(公告)日：2005-02-15
申请号：US10372078
申请日：2003-02-25
申请人： Hidekazu Matsuda , Hiroyuki Kobayashi , Akihiko Nakazwa , Atsushi Tanaka , Tsunenori Ashibe , Takashi Kusaba , Ryota Kashiwabara , Yuji Sakurai
发明人： Hidekazu Matsuda , Hiroyuki Kobayashi , Akihiko Nakazwa , Atsushi Tanaka , Tsunenori Ashibe , Takashi Kusaba , Ryota Kashiwabara , Yuji Sakurai
IPC分类号： G03G21/00 , G03G15/00 , G03G15/16 , G03G21/18
CPC分类号： G03G15/755 , G03G2215/00151 , G03G2215/0016
摘要： An electrophotographic endless belt has a belt-like substrate, and a meandering-preventive member for preventing the electrophotographic endless belt from meandering and a position detection member for detecting a prescribed position of the electrophotographic endless belt. The meandering preventive member is, disposed on the inner-periphery side of one end portion of the belt-like substrate, and the position detection member is disposed on the outer-periphery side of the other end portion of the belt-like substrate. The meandering-preventive member and the position detection member are kept apart by a distance of from 200 mm to 250 mm in the width direction of the electrophotographic endless belt. A process cartridge and an electrophotographic apparatus employ such an electrophotographic endless belt as an intermediate transfer belt.
摘要翻译：电子照相无接头环形带具有带状基板和用于防止电子照相环形带蜿蜒的防弯曲构件和用于检测电子照相无接头环形带的规定位置的位置检测构件。该曲折防止构件设置在带状基板的一个端部的内周侧，位置检测构件设置在带状基板的另一端部的外周侧。曲折防止构件和位置检测构件在电子照相无接头环形带的宽度方向上保持分开200mm至250mm的距离。处理盒和电子照相设备使用这种电子照相无接头环形带作为中间转印带。

3. 发明申请

US20060151907A1 Method of manufacturing electrophotographic seamless belt and electrophotographic apparatus 审中-公开
标题翻译：电子照相无缝带和电子照相设备的制造方法
公开(公告)号：US20060151907A1
公开(公告)日：2006-07-13
申请号：US11315306
申请日：2005-12-23
申请人： Ryota Kashiwabara , Hiroyuki Kobayashi , Tsunenori Ashibe
发明人： Ryota Kashiwabara , Hiroyuki Kobayashi , Tsunenori Ashibe
IPC分类号： B29C49/08 , B29C37/02
CPC分类号： B29D29/00 , B29C35/045 , B29C35/0805 , B29C49/06 , B29C49/12 , B29C49/16 , B29C49/48 , B29C2035/0811 , B29C2035/0822 , B29C2049/4894 , B29C2793/009 , B29K2995/0005 , B29L2029/00 , G03G15/1685
摘要： A method of manufacturing an electrophotographic seamless belt, includes setting a substantially cylindrical preform made of a thermoplastic resin mixture containing a thermoplastic resin and having an outer diameter “a”, in a seamless belt molding die including a cylindrical cavity having an inner diameter “b”, and stretch blow molding at a predetermined stretch temperature T1 to obtain a stretch-blow-molded part; and cutting the stretch-blow-molded part to obtain a seamless belt. The thermoplastic resin mixture has a temperature T2 at which a parameter S/P calculated from a tensile-stress to strain curve obtained by performing a JIS K7161 test on a sheet test piece made of the thermoplastic resin mixture is 2.0 to 15.0 T2 is set as the predetermined stretch temperature T1. P indicates stress when a stretch magnification is 0.6×(b/a) and S indicates stress when the stretch magnification is 1.6×(b/a) and (b/a)≧1.7.
摘要翻译：一种电子照相无缝带的制造方法，包括将包含热塑性树脂并具有外径“a”的热塑性树脂混合物制成的大致圆筒形的预制件设置在包括内径“b”的无缝带成型模具中， “，在规定的拉伸温度T1下进行拉伸吹塑，得到拉伸吹塑成形品; 并切割拉伸吹塑成型部件以获得无缝带。热塑性树脂混合物具有温度T2，其中通过对由热塑性树脂混合物制成的片材试件进行JIS K7161试验得到的拉伸应力 - 应变曲线计算的参数S / P设定为预定拉伸温度T1。 P表示拉伸倍率为0.6×（b / a）时的应力，S表示拉伸倍率为1.6×（b / a），（b / a）> 1.7时的应力。

4. 发明申请

US20090052954A1 ELECTROPHOTOGRAPHIC ENDLESS BELT, ELECTROPHOTOGRAPHIC APPARATUS, AND ELECTROPHOTOGRAPHIC ENDLESS BELT MANUFACTURING METHOD 审中-公开
标题翻译：电子无铅皮带，电子照相设备和电子无铅带制造方法
公开(公告)号：US20090052954A1
公开(公告)日：2009-02-26
申请号：US11577439
申请日：2005-12-12
申请人： Ryota Kashiwabara , Tsunenori Ashibe
发明人： Ryota Kashiwabara , Tsunenori Ashibe
IPC分类号： G03G15/16
CPC分类号： G03G15/1685 , G03G15/1625
摘要： The object of the present invention is to provide an electrophotographic endless belt exhibiting high uniformity in transfer and high stability in running, and an electrophotographic apparatus having the electrophotographic endless belt. The present invention provides: an electrophotographic endless belt formed of a thermoplastic resin composition, characterized in that, assuming that the maximum heating shrinkage factor when a slice of the electrophotographic endless belt is hot-pressed in a temperature range higher than a melting point of the thermoplastic resin composition by 10° C. to 120° C. is L (%), 15≦L≦80 is established, and assuming that the maximum tensile rupture distortion attained by performing a heating tensile test using a slice hot-pressed at a temperature giving the maximum heating shrinkage factor in a temperature range of 80° C. to 200° C. is S, 0.10≦(S+1)/L≦0.17 is established; an electrophotographic apparatus having the electrophotographic endless belt; and a method of manufacturing the electrophotographic endless belt.
摘要翻译：本发明的目的是提供一种显示出高均匀性的转印和高稳定性的电子照相无接头环形带以及具有电子照相无接头环带的电子照相设备。本发明提供：一种由热塑性树脂组合物形成的电子照相无孔环形带，其特征在于，假设当电子照相无接头环形带的切片在比所述热塑性树脂组合物的熔点高的温度范围内被热压时的最大加热收缩率 10℃〜120℃的热塑性树脂组合物为L（％），建立15≤L≤80，假设通过使用热压片进行加热拉伸试验而获得的最大拉伸断裂失真在80℃至200℃的温度范围内给出最大加热收缩率的温度为S，建立0.10 <=（S + 1）/ L <= 0.17; 具有电子照相无接头环带的电子照相设备以及制造电子照相无接头环形带的方法。

5. 发明申请

US20050118421A1 Electrophotographic conductive member and electrophotographic apparatus 有权
标题翻译：电子照相导电部件和电子照相设备
公开(公告)号：US20050118421A1
公开(公告)日：2005-06-02
申请号：US10995358
申请日：2004-11-24
申请人： Tsunenori Ashibe , Ryota Kashiwabara
发明人： Tsunenori Ashibe , Ryota Kashiwabara
IPC分类号： G03G5/00 , G03G5/10 , G03G15/00 , G03G15/02 , G03G15/16
CPC分类号： G03G15/1685 , G03G15/0233 , Y10T428/24802 , Y10T428/2913
摘要： In an electrophotographic conductive member composed of at least a thermoplastic resin composition, the thermoplastic resin composition contains a thermoplastic resin, a conductive filler and a conductive-filler dispersing agent, and the conductive-filler dispersing agent is a polyhydric alcohol type nonionic surface-active agent.
摘要翻译：在由至少热塑性树脂组合物构成的电子照相导电性构件中，热塑性树脂组合物含有热塑性树脂，导电性填料和导电性填料分散剂，导电性填料分散剂为多元醇型非离子表面活性剂代理商

6. 发明授权

US07320822B2 Electrophotographic conductive member and electrophotographic apparatus 有权
标题翻译：电子照相导电部件和电子照相设备
公开(公告)号：US07320822B2
公开(公告)日：2008-01-22
申请号：US10995358
申请日：2004-11-24
申请人： Tsunenori Ashibe , Ryota Kashiwabara
发明人： Tsunenori Ashibe , Ryota Kashiwabara
IPC分类号： B41M5/00 , B44C1/17 , G03G7/00
CPC分类号： G03G15/1685 , G03G15/0233 , Y10T428/24802 , Y10T428/2913
摘要： In an electrophotographic conductive member composed of at least a thermoplastic resin composition, the thermoplastic resin composition contains a thermoplastic resin, a conductive filler and a conductive-filler dispersing agent, and the conductive-filler dispersing agent is a polyhydric alcohol type nonionic surface-active agent.
摘要翻译：在由至少热塑性树脂组合物构成的电子照相导电性构件中，热塑性树脂组合物含有热塑性树脂，导电性填料和导电性填料分散剂，导电性填料分散剂为多元醇型非离子表面活性剂代理商

7. 发明申请

US20080193172A1 DEVELOPING ROLLER, DEVELOPING APPARATUS USING THE SAME, AND IMAGE FORMING APPARATUS 有权
标题翻译：开发滚子，使用它的开发设备和图像形成装置
公开(公告)号：US20080193172A1
公开(公告)日：2008-08-14
申请号：US12061385
申请日：2008-04-02
申请人： Takashi Kusaba , Ryota Kashiwabara , Minoru Nakamura
发明人： Takashi Kusaba , Ryota Kashiwabara , Minoru Nakamura
IPC分类号： G03G15/08
CPC分类号： G03G15/0818 , G03G2215/0861 , G03G2215/0863
摘要： A developing roller having an elastic layer on the outer periphery of a mandrel and having a surface layer containing a resin and resin particles on its outer periphery, wherein the surface layer has a convex portion attributable to the resin particles, and has a surface of roughness in which a distortion degree Rsk of a roughness curve is 0.15 or more and 0.70 or less, wherein the resin particles have a peak P1 at a particle diameter d1 in a volume particle size distribution, and wherein “a”, “b”, “c”, d1, d2 and d3 satisfy a specific relationship, where, “a” denotes a volume fraction of the resin particle having the particle diameter d1 in the volume particle size distribution, and “b” and “c” denote volume fractions at particle diameters d2 and d3 respectively in the volume particle size distribution.
摘要翻译：一种显影辊，其在芯轴的外周具有弹性层，并且在其外周具有包含树脂和树脂颗粒的表面层，其中所述表面层具有归因于树脂颗粒的凸部，并且具有粗糙表面其中粗糙度曲线的变形度Rsk为0.15以上且0.70以下，其中树脂颗粒在体积粒径分布中具有粒径d 1的峰值P 1，并且其中“a”，“b” ，“c”，d 1，d 2和d 3满足特定关系，其中“a”表示体积粒径分布中粒径d 1的树脂颗粒的体积分数，“b”和“ c“分别表示体积粒径分布中粒径d 2和d 3的体积分数。

8. 发明授权

US07570905B2 Developing roller, developing apparatus using the same, and image forming apparatus 有权
标题翻译：显影辊，使用其的显影装置和图像形成装置
公开(公告)号：US07570905B2
公开(公告)日：2009-08-04
申请号：US12061385
申请日：2008-04-02
申请人： Takashi Kusaba , Ryota Kashiwabara , Minoru Nakamura
发明人： Takashi Kusaba , Ryota Kashiwabara , Minoru Nakamura
IPC分类号： G03G15/08
CPC分类号： G03G15/0818 , G03G2215/0861 , G03G2215/0863
摘要： A developing roller having an elastic layer on the outer periphery of a mandrel and having a surface layer containing a resin and resin particles on its outer periphery, wherein the surface layer has a convex portion attributable to the resin particles, and has a surface of roughness in which a distortion degree Rsk of a roughness curve is 0.15 or more and 0.70 or less, wherein the resin particles have a peak P1 at a particle diameter d1 in a volume particle size distribution, and wherein “a”, “b”, “c”, d1, d2 and d3 satisfy a specific relationship, where, “a” denotes a volume fraction of the resin particle having the particle diameter d1 in the volume particle size distribution, and “b” and “c” denote volume fractions at particle diameters d2 and d3 respectively in the volume particle size distribution.
摘要翻译：一种显影辊，其在芯轴的外周具有弹性层，并且在其外周具有包含树脂和树脂颗粒的表面层，其中所述表面层具有归因于树脂颗粒的凸部，并且具有粗糙表面其中粗糙度曲线的变形度Rsk为0.15以上且0.70以下，其中，树脂粒子在体积粒径分布中具有粒径d1的峰值P1，其中，“a”，“b”，“ c“，d1，d2和d3满足特定关系，其中”a“表示体积粒径分布中具有粒径d1的树脂颗粒的体积分数，”b“和”c“表示分别在体积粒度分布中的粒径d2和d3。

9. 发明申请

US20080069600A1 DEVELOPING MEMBER, DEVELOPING ASSEMBLY AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS 有权
标题翻译：开发会员，开发组装和电子图像形成装置
公开(公告)号：US20080069600A1
公开(公告)日：2008-03-20
申请号：US11845489
申请日：2007-08-27
申请人： Minoru Nakamura , Ryota Kashiwabara , Atsushi Tanaka
发明人： Minoru Nakamura , Ryota Kashiwabara , Atsushi Tanaka
IPC分类号： G03G15/08
CPC分类号： G03G15/0818 , G03G2215/0634 , G03G2215/0861
摘要： A developing member is disclosed which can lessen the occurring of banding. The developing member has a shaft member, an elastic layer provided on the shaft member, and a resin layer provided on the surface, wherein the resin layer contains a urethane resin and a non-reactive silicone compound, and the non-reactive silicone compound has a polyether moiety whose total number of carbon atoms ranges from 3 to 9.
摘要翻译：公开了一种可以减少条纹发生的显影部件。显影部件具有轴构件，设置在轴构件上的弹性层和设置在表面上的树脂层，其中树脂层包含聚氨酯树脂和非反应性硅氧烷化合物，并且非反应性硅氧烷化合物具有总碳原子数为3〜9的聚醚部分。

10. 发明授权

US07983605B2 Developing member with urethane resin and silicone surface layer 有权
标题翻译：具有聚氨酯树脂和硅树脂表面层的显影剂
公开(公告)号：US07983605B2
公开(公告)日：2011-07-19
申请号：US11845489
申请日：2007-08-27
申请人： Minoru Nakamura , Ryota Kashiwabara , Atsushi Tanaka
发明人： Minoru Nakamura , Ryota Kashiwabara , Atsushi Tanaka
IPC分类号： G03G15/08
CPC分类号： G03G15/0818 , G03G2215/0634 , G03G2215/0861
摘要： A developing member is disclosed which can lessen the occurring of banding. The developing member has a shaft member, an elastic layer provided on the shaft member, and a resin layer provided on the surface, wherein the resin layer contains a urethane resin and a non-reactive silicone compound, and the non-reactive silicone compound has a polyether moiety whose total number of carbon atoms ranges from 3 to 9.
摘要翻译：公开了一种可以减少条纹发生的显影部件。显影部件具有轴构件，设置在轴构件上的弹性层和设置在表面上的树脂层，其中树脂层包含聚氨酯树脂和非反应性硅氧烷化合物，并且非反应性硅氧烷化合物具有总碳原子数为3〜9的聚醚部分。

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