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    • 2. 发明授权
    • Method of determining exposure times for photographic copying material
    • 确定照相复印材料曝光时间的方法
    • US4104069A
    • 1978-08-01
    • US699862
    • 1976-06-25
    • Jacques Leon VanheerentalsJosef PfeiferHelmut KlockeRudolf Paulus
    • Jacques Leon VanheerentalsJosef PfeiferHelmut KlockeRudolf Paulus
    • G03B27/73G03C7/16G03B27/74G03C7/00
    • G03B27/73
    • A process of forming on a copying material from an original having respective minimum and maximum density values D.sub.min and D.sub.max a copy having respective minimum and maximum density values P and Q, different from D.sub.min and D.sub.max, comprising the steps of: forming first and second non-superimposed test wedge images by exposing first and second specimens of the copying material to light of respective first and second colors, the exposure of the first and second specimens being such that the respective average exposure times are T.sub.B and T.sub.G, with the exposure to light varying across each specimen according to a preselected relationship, determining from the first test wedge image the density values D.sub.1 and D.sub.3 which an original must have to produce upon the copying material the respective density values P and Q if the copying of such original onto the copying material is performed with light of the first color for an exposure time T.sub.B, determining from the second test wedge image the density values D.sub.2 and D.sub.4 which an original must have to produce upon the copying material the respective density values P and Q if the copying of such original onto the copying material is performed with light of the second color for an exposure time T.sub.G, determining from the values mentioned above the values t.sub.b and t.sub.g by solving at least one equation expressing the relationship between t.sub.b and t.sub.g and the values mentioned above, t.sub.b and t.sub.g being the respective exposure time intervals which must be employed for light of the first and second colors to form on the copying material from an original having the respective minimum and maximum density values D.sub.min and D.sub.max a copy having the respective minimum and maximum density values P and Q, and then forming such copy from such original.
    • 从具有各自的最小和最大密度值Dmin和Dmax的具有各自的最小和最大密度值P和Q的复印件在复印材料上形成的过程不同于Dmin和Dmax,包括以下步骤:形成第一和第二非 - 通过将复印材料的第一和第二样品暴露于相应的第一和第二颜色的光,使第一和第二样品的曝光使得相应的平均曝光时间为TB和TG,曝光于光 根据预选的关系在每个样本上变化,从第一测试楔形图像确定原件必须在复印材料上必须产生的浓度值D1和D3,如果将这些原稿复制到复印件上,则相应的浓度值P和Q 用第一颜色的光进行曝光时间TB的材料,从第二测试楔形图像确定密度值 D2和D4,原件必须在复印材料上必须产生相应的浓度值P和Q,如果将这种原稿复制到复印材料上,则用第二种颜色的光进行曝光时间TG,从所提到的值确定 通过求解表达tb和tg之间的关系的至少一个方程式和上述值,tb和tg是值tb和tg之上,tb和tg是在第一和第二颜色的光上必须使用的相应的曝光时间间隔 从具有相应的最小和最大浓度值Dmin和Dmax的原件复制材料,具有具有各自的最小和最大密度值P和Q的复制品,然后从这样的原稿形成该复印件。
    • 5. 发明授权
    • Electrophotographic copier with safety arrangement for preventing damage
to copying material in fixing arrangement during copier malfunction
    • 电子照相复印机,具有安全布置,用于防止复印机故障期间固定装置中的复印材料损坏
    • US3941471A
    • 1976-03-02
    • US522217
    • 1974-11-08
    • Gunther SchatkaWilm KrugerRudolf PaulusBoris KoleffErich PattisKarl Hartwig
    • Gunther SchatkaWilm KrugerRudolf PaulusBoris KoleffErich PattisKarl Hartwig
    • G03G15/20G03G15/00
    • G03G15/2007
    • The copier includes a fixing arrangement for the heat-treatment of copying material by means of a heating device, and a blower operative for keeping the heat of the fixing arrangement away from heat-sensitive components of the copier, particularly the copying drum, by establishing a flow of cooling air travelling along a first predetermined flow path. The safety arrangement includes a diverting device activatable for diverting at least part of the flow of cooling air established by the blower away from the first flow path and into a second flow path leading through the interior of the fixing arrangement to effect cooling of the interior of the fixing arrangement. A detecting device detects copier malfunction. A control unit connected to the diverting device and to the detecting device is operative in response to detection of copier malfunction for activating the diverting device, to prevent copying material in the fixing arrangement from becoming damaged or ignited due to overheating.
    • 复印机包括用于通过加热装置对复印材料进行热处理的固定装置,以及用于将固定装置的热量远离复印机,特别是复印鼓的热敏部件保持的鼓风机,通过建立 沿着第一预定流路行进的冷却空气流。 安全装置包括可转换装置,该转向装置能够将由鼓风机建立的至少部分冷却空气流从第一流动路径转移到通向固定装置内部的第二流动路径中,以实现冷却 固定装置。 检测装置检测复印机故障。 连接到转向装置和检测装置的控制单元响应于检测到用于启动转向装置的复印机故障而工作,以防止固定装置中的复印材料由于过热而被损坏或点燃。
    • 7. 发明授权
    • Recorder
    • 录音机
    • US4096486A
    • 1978-06-20
    • US815415
    • 1977-07-13
    • Josef PfeiferRudolf PaulusWalter GutmannMichael Resch
    • Josef PfeiferRudolf PaulusWalter GutmannMichael Resch
    • B41J2/45G11B7/125G11B7/14G11B27/10H04N1/036H04N1/195G01D9/42B41B13/00G03B41/00
    • H04N1/1916B41J2/451G11B27/10G11B7/125G11B7/14H04N1/036H04N1/19505H04N1/19515H04N1/19573
    • An image consisting of a multitude of image points is formed by effecting relative transport between a plurality of light-emitting diodes and a recording medium. The diodes are arranged in rows. The rows are arranged successively in the transport direction. The rows extend at an angle relative to the transport direction. The diodes of each single row are offset relative to those of the other row, in direction transverse to the transport direction, by an amount equal to the distance between adjoining diodes in a single row divided by the number of rows, and/or multiples of that amount. Each diode is provided with an optical unit which projects onto the recording medium a reduced image of the light emitted by the diode. The diode-control signals corresponding to a single line of image points of the image to be formed are applied to the individual diodes with different respective time delays dependent upon the rate of transport and corresponding to the different distances among the rows as measured in the transport direction.
    • 通过实现多个发光二极管和记录介质之间的相对传输,形成由多个图像点组成的图像。 二极管排列成行。 这些行在输送方向上连续排列。 行相对于输送方向成一定角度延伸。 每个单行的二极管相对于另一行的横向于输送方向的方向的偏移量相等于等于单行中的相邻二极管之间的距离除以行数,和/或 那个数额。 每个二极管设有一个光学单元,该光学单元向记录介质上投射二极管发射的光的减少的图像。 对应于要形成的图像的单个图像点的二极管控制信号被施加到具有不同的相应时间延迟的各个二极管,这取决于传输速率并且对应于在传输中测量的行中的不同距离 方向。
    • 8. 发明授权
    • Method and apparatus for producing successive lines of image points on a
recording medium
    • 用于在记录介质上产生连续的图像点线的方法和装置
    • US4090206A
    • 1978-05-16
    • US815413
    • 1977-07-13
    • Josef PfeiferRudolf PaulusWalter GutmannMichael Resch
    • Josef PfeiferRudolf PaulusWalter GutmannMichael Resch
    • G11B7/14H04N1/192G01D9/42G03B41/00
    • G11B7/14H04N1/192
    • Relative movement is effected between a recording medium and a row of light-emitting diodes (LED's). The row of LED's extends parallel to the direction in which the line of image points to be formed extends, and transverse to the direction of relative movement. Reduced-scale images of the LED's are projected onto the line on the recording medium on which the line of image points is to be formed. The LED's and/or the optical units forming the reduced-scale images are oscillated in a direction parallel to the direction in which the line of image points to be formed extends. Each image of an LED sweeps a straight linear region on the recording-medium line at least equal in length to the distance between adjoining LED's of the LED-row. During each n.sup.th half-period of oscillation, a succession of control signals is applied to each LED, determining a succession of adjoining image points which the respective LED forms upon the recording-medium line in question; n is an integer. The resultant line of image points contains a number of image points equal to an integral multiple of the number of LED's in the row of LED's.
    • 在记录介质和一排发光二极管(LED)之间进行相对运动。 LED行平行于要形成的图像线的方向延伸并横向于相对运动的方向延伸。 将LED的缩小图像投影到要形成图像点的记录介质上的线上。 形成缩小图像的LED和/或光学单元在与要形成的图像点的线的方向平行的方向上振荡。 LED的每个图像扫描记录介质线上的直线线性区域,其长度至少等于LED排的相邻LED之间的距离。 在每个第n个半周期期间,对每个LED施加一系列控制信号,确定相应的LED在相关记录介质线上形成的相邻图像点的一系列连续; n是整数。 所得到的图像点线包含等于LED行中的LED数量的整数倍的多个图像点。
    • 9. 发明授权
    • Method and apparatus for ascertaining the positions of film frames
    • 确定胶片框架位置的方法和装置
    • US4167678A
    • 1979-09-11
    • US877827
    • 1978-02-08
    • Klaus MischoRudolf Paulus
    • Klaus MischoRudolf Paulus
    • G03B27/80G03B27/62G01N21/30
    • G03B27/6285
    • Film frames of each of a series of spliced-together exposed and developed photographic films are monitored by photoelectric detector means to ascertain the positions of their leading and trailing edges prior to identification of the frames by a punching device ahead of the copying station. Those film frames whose leading and/or trailing edges cannot be detected with a requisite degree of accuracy (e.g., due to overexposure or underexposure) are pinpointed by ascertaining their length on the basis of accurately ascertained length of other film frame or frames in the same film (a) by calculating the position of the trailing edge upon accurate determination of the leading edge (or vice versa), (b) by calculating the positions of both edges on the basis of the distance between two accurately pinpointed frames which flank the frame whose edges are not detectable, (c) by measuring back from a previously pinpointed frame, or (d) by measuring forwardly from a subsequently ascertained frame.
    • 通过光电检测器装置监视一系列拼接在一起的曝光和显影的照相胶片中的每一个的胶片框,以便在通过复印台之前的冲孔装置识别框架之前确定其前缘和后缘的位置。 通过根据其相同的其他胶片框架或框架的精确确定的长度确定其长度,可以精确确定其前缘和/或后缘以必需的精度(例如,由于过度曝光或曝光不足)而被检测到的胶片帧 通过在准确确定前缘(或反之亦然)时计算后缘的位置,(b)通过基于在框架侧面的两个精确定位的框架之间的距离来计算两个边缘的位置, 其边缘不可检测,(c)通过从先前精确定位的框架测量回来,或(d)通过从随后确定的框架向前测量。
    • 10. 发明授权
    • Electrophotographic copying machine
    • 电子照相复印机
    • US4350434A
    • 1982-09-21
    • US948325
    • 1978-10-04
    • Rudolf PaulusNorbert SchankatManfred WeinzierlWalter Franke
    • Rudolf PaulusNorbert SchankatManfred WeinzierlWalter Franke
    • G03G21/00B65H3/44B65H11/00G03G15/00
    • G03G15/6508G03G15/5016G03G2215/00383G03G2215/00392G03G2215/00447G03G2215/00556G03G2215/00603G03G2215/00725
    • A copying machine has plural infeed capabilities, being provided for example with plural sheet supply units supplying sheets of different respective types or formats. A control panel is provided with a plurality of operator-activated dual-purpose select-and-start switches. When the operator activates one of these switches, this both selects the respective infeed capability and also commands initiation of copying, so that the operator need not thereafter press a second switch merely to initiate copying. The select-and-start switches are pushbutton switches the pushbuttons of which are translucent and provided, behind them, with respective signal lamps. During a copying operation, the signal lamp behind the one of the select-and-start switches which commanded copying lights up, to indicate that copying is occurring. If one of the supply units is exhausted, the respective signal lamp begins to blink, thereby indicating this to the operator. If the machine additionally has more than one mode of copying operation, e.g., a shifting optics scanning a stationary original and a transport unit transporting an original past a stationary optics, certain of the select-and-start switches can be additionally associated with these modes of copying operation, so that the user will not be able to select an infeed capability not appropriate for the selected mode of copying operation.
    • 复印机具有多个进给能力,例如具有供给不同种类或格式的纸张的多个供纸单元。 控制面板具有多个由操作员激活的双用途选择和启动开关。 当操作者激活这些开关中的一个时,这两个选择相应的进给能力并且还命令启动复制,使得操作者不需要此后仅按下第二个开关来启动复印。 选择和启动开关是按钮开关,其按钮是半透明的,并在其后面与相应的信号灯一起提供。 在复印操作期间,命令复印的选择和启动开关之一上的信号灯亮起,以指示正在进行复印。 如果其中一个供应单元耗尽,则相应的信号灯开始闪烁,从而向操作者指示。 如果该机器还具有多于一种的复印操作模式,例如,移动光学器件扫描固定原稿和传送原稿通过固定光学元件的传送单元,某些选择和启动开关可以另外与这些模式相关联 的复制操作,使得用户将不能够选择不适合所选择的复印操作模式的进给能力。