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    • 11. 发明授权
    • Bending machine and a die changing system for such bending machine
    • 折弯机和这种折弯机的模具更换系统
    • US4656861A
    • 1987-04-14
    • US823461
    • 1986-01-28
    • Shigeo KoyamaKatsuyoshi Sakamoto
    • Shigeo KoyamaKatsuyoshi Sakamoto
    • B21D5/04
    • B21D5/047B21D5/0254B21D5/045Y10T483/1731Y10T483/19
    • The present invention relates to a bending machine having a bottom die on which a sheet metal workpiece is supported horizontally in a frame body and an upper die which secures the workpiece by pressing against the bottom die. A bending beam is freely movable in the vertical direction to bend the edges of the workpiece when the workpiece is secured between the top and bottom dies. The bending machine also comprises a die changing system having a plurality of elevator bases each formed with a plurality of stages which store top dies separately and a device for controlling the elevator bases individually to prepare any combination of the top dies stored on the stages and a die exchanging device for furnishing the combination of the top dies in the proper position in the bending machine by transferring it from the stages.
    • 本发明涉及一种弯曲机,其具有底板,金属板工件在其上水平地支撑在框架体中,上模具通过压靠底模而固定工件。 当工件固定在顶部和底部模具之间时,弯曲梁可以在垂直方向上自由移动以弯曲工件的边缘。 弯曲机还包括具有多个电梯底座的模具更换系统,每个电梯底座分别形成有分别存储顶模的多个平台和用于单独控制电梯底座的装置,以准备在舞台上的顶模的任何组合和 模具更换装置,用于通过从上述阶段转移将上述模具组合在弯曲机中的适当位置。
    • 16. 发明授权
    • Copying paper conveying device in electrostatic copying apparatus
    • 在静电复印设备中复印纸张传送装置
    • US4548394A
    • 1985-10-22
    • US530846
    • 1983-09-09
    • Shigeo KoyamaHiromi Sakata
    • Shigeo KoyamaHiromi Sakata
    • B65H9/14B65H3/44B65H5/06B65H5/34G03G15/00B65H29/20
    • B65H3/44
    • A copying paper conveying device for conveying a sheet of copying paper having an upper and a lower introducing passage and a main conveying passage extending from a point of meeting of the upper and lower introducing passages. A pair of conveyor rollers are disposed in the upper introducing passage, and a pair of timing rollers are diposed in the main conveying passage. At least the downstream sections of the upper and lower introducing passages are partitioned by a common guide plate, and at least the downstream section of the common guide plate is formed of a flexible material. When a copying paper is conveyed through the upper introducing passage and the main conveying passage, the pair of conveying rollers are actuated in relation to the operation of the pair of timing rollers, and the copying paper is maintained bent between the pair of conveying rollers and the pair of timing rollers at least until the trailing edge of the copying paper leaves the pair of conveying rollers.
    • 一种用于输送具有上下导入通道的复印纸和从上下导入通道的会聚点延伸的主输送通道的复印纸输送装置。 一对输送辊设置在上引导通道中,一对正时辊被浸入主输送通道中。 至少上,下引导通道的下游部分被共同的引导板隔开,并且至少公共引导板的下游部分由柔性材料形成。 当复印纸通过上引导通道和主输送通道传送时,相对于一对正时辊的操作,一对输送辊被致动,并且复印纸在一对输送辊之间保持弯曲,并且 该对定时辊至少直到复印纸的后缘离开一对输送辊。
    • 17. 发明授权
    • Developing device for use on an electrostatic copying apparatus
    • 用于静电复印设备的显影装置
    • US4468111A
    • 1984-08-28
    • US409108
    • 1982-08-18
    • Ryutaro YamagataNobuhiko KozukaHitoshi NishihamaShigeo KoyamaKazutada Sakai
    • Ryutaro YamagataNobuhiko KozukaHitoshi NishihamaShigeo KoyamaKazutada Sakai
    • G03G21/00G03G15/09
    • G03G21/0047G03G2221/0005
    • An electrostatic copying machine apparatus includes a developing device having a fixedly positioned permanent magnet and a hollow developing sleeve formed of a non-magnetic material mounted coaxially about the permanent magnet for rotation thereabout. Toner supplied to the periphery of the sleeve forms thereon a magnetic brush which is conveyed by rotation of the sleeve to a developing position whereat the toner is transferred to a photoreceptor as a visible toner image. A bristle cutting member is positioned upstream of the developing position to restrict the length of the magnetic brush. A blade member formed of a non-magnetizable material prevents solidification of the toner on the periphery of the sleeve and is positioned upstream of the bristle cutting member. The blade member slides in contact with the periphery of the sleeve at a scraping position. The permanent magnet has spaced therearound at equal circumferential intervals a plurality of magnetizing positions having magnetic poles. One pole is at a first magnetizing position confronting the bristle cutting member, and another pole is at a second magnetizing position confronting the scraping positions. These two poles are of opposite polarities and are adjacent to each other. At least one magnetizing position includes a pair of poles of the same polarity.
    • 静电复印机装置包括具有固定定影永磁体的显影装置和由永磁体同轴安装的非磁性材料形成的中空显影套筒,用于在其周围旋转。 提供给套筒周边的调色剂在其上形成磁刷,该磁刷通过套筒的旋转被传送到显影位置,在显影位置,调色剂作为可见调色剂图像转印到感光体上。 刷毛切割构件位于显影位置的上游以限制磁刷的长度。 由不可磁化材料形成的刀片构件防止调色剂在套筒周边上的固化,并且位于刷毛切割构件的上游。 刀片构件在刮擦位置处与套筒的周边滑动接触。 永磁体以相等的周向间隔隔开多个具有磁极的磁化位置。 一个极处于面对刷毛切割构件的第一磁化位置,另一个极处于面对刮削位置的第二磁化位置。 这两个极具有相反的极性并且彼此相邻。 至少一个磁化位置包括具有相同极性的一对极。
    • 18. 发明授权
    • Photosensitive drum for electrostatic copying apparatus
    • 感光鼓用于静电复印设备
    • US4400077A
    • 1983-08-23
    • US313975
    • 1981-10-22
    • Nobuhiko KozukaRyutaro YamagataShigeo KoyamaHiromi SakataAtsushi Kano
    • Nobuhiko KozukaRyutaro YamagataShigeo KoyamaHiromi SakataAtsushi Kano
    • G03G21/00G03G15/00
    • G03G15/751
    • A photosensitive drum assembly for an electrostatic copying apparatus includes a cylindrical drum having a photosensitive layer provided around its outer periphery. The drum is held between a pair of flanges at opposite axial ends of the drum. Each of the flanges is formed having a diameter larger than the external diameter of the drum. At the edge of each flange, is a cylindrical portion extending along the axis of the drum to face toward the opposite flange. The end edges of the drum closely fit into the cylindrical portions. According to the present invention, since the edges of the drum closely fit into the cylindrical portions of the flanges, it is not necessary to improve the dimensional accuracy of the inside periphery of the opposite ends of the drum, while it is essential to improve the dimensional accuracy in a conventional manner.
    • 用于静电复印设备的感光鼓组件包括具有围绕其外周设置的感光层的圆筒形滚筒。 鼓被保持在鼓的相对的轴向端部处的一对凸缘之间。 每个凸缘形成为具有大于滚筒的外径的直径。 在每个凸缘的边缘处,是沿着滚筒的轴线延伸以朝向相对的凸缘的圆柱形部分。 鼓的端部边缘紧密地配合到圆柱形部分中。 根据本发明,由于滚筒的边缘紧密地配合在凸缘的圆柱形部分中,所以不必改进滚筒的相对端的内周的尺寸精度,同时必须改进 尺寸精度。
    • 19. 发明授权
    • Copying apparatus provided with a cassette-type paper feeding mechanism
    • 具有盒式给纸机构的复印装置
    • US4387889A
    • 1983-06-14
    • US287834
    • 1981-07-29
    • Shigeo KoyamaRyutaro YamagataNobuhiko KozukaHiromi Sakata
    • Shigeo KoyamaRyutaro YamagataNobuhiko KozukaHiromi Sakata
    • G03B27/00B65H1/04B65H1/12B65H1/26B65H3/06B65H3/46B65H5/06B65H43/04G03G15/00
    • B65H1/266B65H1/04B65H3/06B65H2601/11
    • A copying apparatus provided with a cassette-type paper feeding mechanism. The paper feeding mechanism includes a cassette-receiving section disposed at an upstream end of a paper transfer passage defined within a housing and a copying paper cassette to be mounted to the cassette-receiving section through an opening formed in a side wall of the housing and is constructed such that when the paper cassette is inserted into the cassette-receiving section through the opening of the housing to set it at an inoperative position and further moved in a predetermined direction to set it at an operative position, a paper feeding member provided in the cassette-receiving section acts on a copying paper in the paper cassette to render it ready for feeding into the paper transfer passage. A pair of paper transfer rollers are provided at that position of the paper transfer passage which is in proximity to the cassette-receiving section, and at least one of these transfer rollers is mounted movably relative to the other. When the paper cassette is set at the operative position, said one transfer roller is in contact with said other transfer roller, but when the paper cassette is moved from the operative position to the inoperative position, the movement of the cassette is transmitted to said one transfer roller through a motion-transmitting member thereby to separate said one transfer roller from said other transfer roller.
    • 一种具有盒式给纸机构的复印机。 供纸机构包括:盒接收部,其设置在限定在壳体内的纸张传送通道的上游端;复印纸盒,其通过形成在壳体的侧壁中的开口安装到盒接收部;以及 被构造成使得当纸盒通过壳体的开口插入盒接收部分中以将其设置在不工作位置并且进一步沿预定方向移动以将其设置在操作位置时,设置在纸盒 纸盒接收部分作用在纸盒中的复印纸上,使其准备好供纸到纸张传送通道中。 在纸传送通道的靠近盒接收部分的位置处设置一对传纸辊,并且这些传送辊中的至少一个相对于另一个移动地安装。 当纸盒设置在操作位置时,所述一个转印辊与所述另一个转印辊接触,但是当纸盒从操作位置移动到非操作位置时,盒的移动被传送到所述一个 转印辊通过运动传递部件,从而将所述一个转印辊与所述另一个转印辊分离。
    • 20. 发明授权
    • Bending press system
    • 弯曲印刷机系统
    • US5694801A
    • 1997-12-09
    • US547193
    • 1995-10-24
    • Hideaki TakahashiShigeo Koyama
    • Hideaki TakahashiShigeo Koyama
    • B21D5/04
    • B21D5/04B21D5/045
    • A bending apparatus includes: an upper bending die 63U for downward bending both ends of the plate material gripped between upper and lower plates 59U and 59L provided on upper and lower frames 35U and 35L, respectively and a lower bending die 63L for upward bending both ends of the same plate material; and upper and lower bending mechanisms each including a link mechanism for moving the upper bending die or the lower bending die in both upward or downward direction, respectively. In the bending apparatus according to the present invention, since the upper and lower bending mechanisms 61U and 61L are constructed by a link mechanism, respectively, it is possible to move the upper or lower bending die 63U or 63L far away from the bending position of the plate material W.
    • 弯曲装置包括:上弯曲模具63U,用于向下弯曲夹持在上下框架35U和35L上的上板59U和下板59L之间的板材的两端,以及用于向上弯曲两端的下弯曲模具63L 的相同板材; 以及上下弯曲机构,其各自包括用于分别向上或向下移动上弯曲模或下弯曲模的连杆机构。 在根据本发明的弯曲装置中,由于上下弯曲机构61U和61L分别由连杆机构构成,所以能够将上下弯曲模具63U或63L移动到远离弯曲位置的弯曲位置 板材W.