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    • 2. 发明授权
    • Repeating mechanism for a copying apparatus
    • 复印机的重复机构
    • US4088872A
    • 1978-05-09
    • US629672
    • 1975-11-06
    • Shigehiro KomoriHisashi SakamakiHiroyuki HattoriToshihide IidaKoichi MiyamotoKazumi Umezawa
    • Shigehiro KomoriHisashi SakamakiHiroyuki HattoriToshihide IidaKoichi MiyamotoKazumi Umezawa
    • G03G15/30G06M3/02G06F15/18
    • G06M3/02G03G15/30G03G21/203
    • A counting device including a click wheel operative integrally with a dial for setting the number of repetitive operations, the click wheel having teeth therearound, the number of which corresponds to the number of the repetitive operations; a ratchet wheel having a projection, the ratchet wheel being rotated to a starting position thereof by rotation of the click wheel; a feeding pawl for feeding the ratchet wheel in response to an external signal for every operation; a preventing structure for preventing the ratchet wheel from returning by pressure contact or engagement; and a start button integrally formed with a center shaft and a rotation preventing member of the center shaft, the start button being locked by the preventing structure for said ratchet wheel, and the rotation preventing member being engageable with the preventing structure; the engagement between the rotation preventing member and the preventing structure changing to open a switch as soon as the projection of the ratchet wheel releases the preventing structure; the start button closing the switch, when depressed after the ratchet wheel is reset to the starting position thereof, keeping the preventing structure in the releasing position thereof, and the starting button being kept in the depressed position and the ratchet wheel being prevented from returning by another engagement between the rotation preventing member and the preventing structure. This is a division of application Ser. No. 581,546, now U.S. Pat. No. 4,013,359, filed May 28, 1975, which is a continuation of application Ser. No. 413,221 filed Nov. 6, 1973, now abandoned, which, in turn, is a division of application Ser. No. 258,820, filed June 1, 1972, now U.S. Pat. No. 3,804,512.
    • 一种计数装置,包括与用于设定重复操作次数的表盘一体操作的点击轮,所述点击轮具有其周围的齿,其数量对应于重复操作的次数; 具有突起的棘轮,棘轮通过旋转轮的旋转而旋转到其起始位置; 用于响应于每次操作的外部信号而馈送棘轮的进给爪; 用于防止棘轮通过压力接触或接合而返回的防止结构; 以及与所述中心轴的中心轴和防旋转部件一体形成的起动按钮,所述起动按钮被所述棘轮的防止结构锁定,所述防转动部件能够与所述防止结构接合; 一旦棘轮的突起释放防止结构,防旋转构件和防止结构之间的接合改变以打开开关; 启动按钮关闭开关,当棘轮被复位到其起始位置之后被按下时,将防止结构保持在其释放位置,并且起动按钮保持在踩下位置,并且防止棘轮被返回 旋转防止构件与防止结构之间的另一接合。