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    • 4. 发明授权
    • Stencil loading in stencil duplicators
    • 模板加载在模板复印机中
    • US4194447A
    • 1980-03-25
    • US895753
    • 1978-04-12
    • Albert G. R. Gates
    • Albert G. R. Gates
    • B41L13/14B41L13/00B41L21/00B41L29/12B41L29/16B05C17/08
    • B41L29/16
    • The disclosure relates to a stencil duplicator having a loading device in the form of a pair of guide members which are mounted for movement between a first position in which they define a slot into which a stencil can readily be inserted to attain a predetermined position and a second position in which they define a narrower slot and hold the stencil heading strip close to the surface of the rotatable ink screen of the duplicator and in the path of movement of mounting pins carried by the stencil mounting bar on the ink screen so that when the pins next pass the guide members they enter holes in the stiff heading strip of the stencil and drag the stencil through the slot and onto the surface of the ink screen without any need to stop the machine.Preferably the guide members present elongate edge portions which are undulated to define recesses, through which in the second position of the guide members the pins may pass, and fingers between said recesses to hold the stencil heading strip adjacent each recess.
    • 本发明涉及一种具有一对引导构件形式的加载装置的模版复印机,其被安装用于在第一位置之间移动,在第一位置中,它们限定了可容易地插入模板以便达到预定位置的狭槽,并且 第二位置,其中它们限定较窄的狭槽并且将模板标题条保持靠近复印机的可旋转墨屏幕的表面以及由模板安装条在墨屏上承载的安装销的运动路径,使得当 引脚接下来通过引导构件,它们在模板的刚性导向条中进入孔,并将模板通过槽拖动到墨屏的表面上,而不需要停止机器。 优选地,引导构件具有凸起的细长边缘部分以限定凹部,销在其中可以穿过的引导构件的第二位置中,并且在所述凹部之间的手指,以将模板标题带保持在每个凹部附近。
    • 6. 发明授权
    • Automatic plate clamping and discharging device for use in offset printing press
    • 用于偏移打印机的自动板夹紧和卸载装置
    • US3719142A
    • 1973-03-06
    • US3719142D
    • 1971-11-24
    • RICOH KK
    • ABE T
    • B41F7/02B41F27/12B41F33/00B41L29/16B41F27/06
    • B41F7/02B41F27/1206B41F33/00B41L29/16
    • In an offset printing plate having an automatic plate clamping and discharging device, light reflected from or transmitted through both side edges of a plate feed passageway and/or plate cylinder is intercepted by a pair of photoelectric effect elements whereby mis-alignment of the plate edges provides a detectable different electrical output in each photoelectric element. When the printing plate is fed under normal conditions and/or when the printing plate is correctly clamped around the plate cylinder, only a clamp means for clamping the plate around the plate cylinder is actuated. When the plate is fed under abnormal conditions and/or is not correctly clamped, a plate discharge means is also actuated in addition to the clamp means so that the plate which is once clamped, is removed from the plate cylinder and discharged out of the printing press. The plate clamp means as well as discharge means are controlled by electronic circuit means.
    • 在具有自动板夹持和排出装置的胶版印刷板中,由板馈送通道和/或印版滚筒的两个侧边缘反射或透过的光被一对光电效应元件截取,从而使板边缘 在每个光电元件中提供可检测的不同电输出。 当印版在正常条件下进纸和/或当印版被正确地夹在印版滚筒周围时,仅驱动用于将印版滚筒围绕印版滚筒夹紧的夹紧装置。 当板在异常条件下进给和/或没有正确夹紧时,除了夹紧装置之外,还驱动板排出装置,使得一旦夹紧的板从印版滚筒移除并排出印刷 按。 板夹装置以及排放装置由电子电路装置控制。
    • 8. 发明授权
    • Stencil forming apparatus
    • 模版成型装置
    • US5893324A
    • 1999-04-13
    • US961418
    • 1997-10-30
    • Kaoru Kimura
    • Kaoru Kimura
    • B41L13/04B41C1/055B41L29/16B41L13/14
    • B41L29/16
    • A stencil forming apparatus in which a stencil for a stencil printing formed from a rolled stencil sheet, includes: a guide roller; a rotatable platen roller having a central axis which is in parallel with the guide roller; a thermal head having a plurality of heat generating elements, and provided above the platen roller, wherein the stencil sheet pulled out of the rolled stencil sheet is passed through the platen roller and the thermal head through the guide roller and is subjected to thermally making fine holes thereon (the stencil of the stencil printing); and an intermediate roller provided between the platen roller and the guide roller wherein the intermediate roller is vertically movable in a predetermined range.
    • 一种模版成型装置,其中用于由轧制的蜡纸形成的模板印刷用模板包括:导辊; 可转动的压辊,具有与所述导辊平行的中心轴; 具有多个发热元件的热​​敏头,并且设置在压纸辊上方,其中从轧制的蜡纸上拉出的蜡纸通过导辊通过压纸辊和热敏头,并经受热加工精细 孔上(模版印刷的模板); 以及设置在压辊和引导辊之间的中间辊,其中中间辊在预定范围内可上下移动。