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    • 31. 发明授权
    • Image-forming system including a plurality of thermal heads and an
image-forming sheet with a plurality of types of micro-capsules
    • 图像形成系统包括多个热敏头和具有多种类型的微胶囊的图像形成片
    • US6106173A
    • 2000-08-22
    • US263260
    • 1999-03-05
    • Minoru SuzukiHiroshi OritaHiroyuki SaitoKatsuyoshi SuzukiKoichi Furusawa
    • Minoru SuzukiHiroshi OritaHiroyuki SaitoKatsuyoshi SuzukiKoichi Furusawa
    • B41J2/32B41J3/54
    • B41J2/32B41M5/165B41M5/34
    • A plurality of thermal heads for different colors, are disposed in parallel in a line-printing direction, being offset with respect to each other in a transport direction along which an image-forming sheet is moved via a conveyer path. The image forming sheet is a pressure/temperature-sensitive sheet or a temperature-sensitive sheet. The thermal heads are moved in the line-printing direction. Adjacent-opposing ends of adjacent thermal heads are separated in the line-printing direction, and overlap in the transport direction. The thermal heads are controlled so as to simultaneously generate image-pixels on the image-forming sheet. The printing speed is high due to a plurality of colors being simultaneously printed. The thermal heads are used as part of pressure applying unit. The pressure applying unit is provided for selectively applying predetermined pressure to the micro-capsules, when the image-forming sheet is a pressure/temperature-sensitive sheet. The thermal heads can also be applied to a high-speed printing of a mono-chrome image on the temperature-sensitive sheet.
    • 多个用于不同颜色的热敏头在行印刷方向上平行设置,并沿图像形成片通过传送路径移动的传送方向上相对于彼此偏移。 图像形成片是压敏/感温片或温度敏感片。 热敏头沿着行印方向移动。 相邻热敏头的相邻的相对端在行印刷方向上分离,并且在输送方向上重叠。 控制热敏头以同时在图像形成片材上生成图像像素。 由于同时打印多种颜色,打印速度很高。 热敏头用作压力施加单元的一部分。 提供压力施加单元,用于当图像形成片材是压敏/敏感片材时,选择性地对微胶囊施加预定的压力。 热敏头还可以应用于感光片上单色图像的高速印刷。
    • 36. 发明授权
    • Image forming apparatus having a revolver type developing device
    • 具有旋转型显影装置的图像形成装置
    • US5671465A
    • 1997-09-23
    • US567739
    • 1995-12-05
    • Noriyuki KimuraMinoru SuzukiKouji SakamotoKouichi NoguchiTsuyoshi DekiHiroyuki MatsushiroEiichi SasakiTakatsugu FujishiroChiyako Kobayashi
    • Noriyuki KimuraMinoru SuzukiKouji SakamotoKouichi NoguchiTsuyoshi DekiHiroyuki MatsushiroEiichi SasakiTakatsugu FujishiroChiyako Kobayashi
    • G03G15/08G03G15/01G03G15/04
    • G03G15/0126G03G2215/0177
    • In an image forming apparatus, a developing device is disposed adjacent to a belt-like photosensitive member. A rotary type developing device has a hollow cylindrical casing rotatable around a shaft having a central portion for rotation. The developing device includes a casing which is rotated in a predetermined direction, and four partitions which divide the casing to make four developing units which extend radially outward from the shaft. A toner storing section or hopper is provided on one side of the developing device, i.e., on a front side of the image forming apparatus, and a toner cartridge is detachable from a top of the hopper, and the toner cartridge is exchanged when an end signal of the toner is detected by a sensor in the casing. The toner hopper is filled by new toner from the toner cartridge, and the toner is carried by conveyor members, which control an amount of the toner in the casing, and a supply roller supplies the toner to a developing roller. Therefore, the device supplies a required amount of toner to a toner supply roller and a developing roller at all times. This provides an image forming apparatus with a great freedom of layout which needs a minimum sectional space relative to a photoconductive element and which, therefore, has a miniature configuration. Also, if amounts of transport of first and second conveyor members are adequately selected, a uniform developer distribution in a longitudinal direction without resorting to a complicated control is insured.
    • 在图像形成装置中,显影装置邻近带状感光构件设置。 旋转型显影装置具有中空圆筒形壳体,该中空圆柱形壳体可围绕具有用于旋转的中心部分的轴旋转。 显影装置包括沿预定方向旋转的壳体和分隔壳体以形成从轴径向向外延伸的四个显影单元的四个隔板。 调色剂存储部分或料斗设置在显影装置的一侧,即在图像形成装置的前侧,并且调色剂盒可从料斗的顶部拆卸,并且调色剂盒在末端 调色剂的信号通过壳体中的传感器检测。 墨粉盒由调色剂盒中的新调色剂填充,调色剂由传送部件承载,传送部件控制壳体中的调色剂量,供给辊将调色剂供给显影辊。 因此,该装置始终向调色剂供应辊和显影辊提供所需量的调色剂。 这提供了一种具有很大布局自由度的图像形成装置,其需要相对于光导元件的最小截面空间,因此具有微型构造。 此外,如果适当地选择第一和第二输送器构件的输送量,则不会诉诸于复杂的控制,所以在长度方向上均匀的显影剂分布被保证。
    • 39. 发明授权
    • Oldham coupling for a revolving type developing device
    • 用于旋转式显影装置的十字联轴器
    • US5583630A
    • 1996-12-10
    • US611498
    • 1996-03-06
    • Noriyuki KimuraMinoru SuzukiTakatsugu Fuzishiro
    • Noriyuki KimuraMinoru SuzukiTakatsugu Fuzishiro
    • F16D3/04G03G15/00G03G15/01G03G15/08
    • F16D3/04G03G15/0126
    • A joint having an OLDHAM state coupling at a leading edge thereof is held movably in a direction which is parallel to a joint axis at a full-color printer body. A coupling gear is substantially connected to a developing roller disposed in each mono-color developing unit, which makes up a revolving type developing device. At the time of developing by one of the mono-color developing units, the joint is capable of moving in parallel to the axis of the joint in the state of being rotated toward the coupling. A projection is further provided at the leading edge of the coupling, and a claw is further provided at the end of the coupling gear. Thereby, smooth engagement between the coupling gear and the coupling is made by the help of the OLDHAM state coupling, the projection and the claw. As a result, the driving force is transmitted from the joint to the developing roller disposed in the developing unit, so that the developing roller can rotate at a predetermined speed and direction.
    • 在其前缘具有OLDHAM状态耦合的接头在全色打印机主体上在与接头轴线平行的方向上可移动地保持。 联接齿轮基本上连接到构成旋转型显影装置的每个单色显影单元中的显影辊。 在通过单色显影单元中的一个显影时,接头能够在朝向联接器旋转的状态下平行于接头的轴线移动。 在联轴器的前缘处进一步设置突起,并且还在联接齿轮的端部设置有爪。 因此,通过OLDHAM状态联接,突起和爪的帮助来实现联接齿轮和联接器之间的平滑接合。 结果,驱动力从接头传递到设置在显影单元中的显影辊,使得显影辊可以以预定的速度和方向旋转。