Electromagnetic actuating means for print hammers
    1.
    发明授权
    Electromagnetic actuating means for print hammers 失效
    用于打印锤的电磁致动装置

    公开(公告)号:US3738262A

    公开(公告)日:1973-06-12

    申请号:US3738262D

    申请日:1970-12-28

    Applicant: IBM

    CPC classification number: B41J9/32

    Abstract: A print hammer is supported by a cantilever spring and carries a pawl which is actuated by electromagnetic means into the path of teeth on a continuously rotating reamer shaft to impel the hammer to impact a document and a ribbon against type characters on a type chain or the like. Movement of the print hammer resets the armature of the electromagnetic means.

    Abstract translation: 打印锤由悬臂弹簧支撑,并且将由电磁装置驱动的棘爪支撑在连续旋转的铰刀轴上的齿的路径中,以推动锤将文档和带抵抗类型链上的类型字符 喜欢。 打印锤的移动重置电磁装置的电枢。

    Front-back printer
    2.
    发明授权
    Front-back printer 失效
    前置打印机

    公开(公告)号:US3735696A

    公开(公告)日:1973-05-29

    申请号:US3735696D

    申请日:1970-12-28

    Applicant: IBM

    CPC classification number: B41J9/10

    Abstract: A printer has continuously moving type character bearing elements moving along a print line on one side of a document. Type hammers located on the opposite side of the document are operable to impact the document and a type ribbon or the like with selected ones of the type characters which are themselves selectively advanced towards the hammers by an associated actuating means.

    Abstract translation: 打印机具有沿着文档一侧的打印线移动的连续移动型字符轴承元件。 位于文件相对侧的类型锤可操作以冲击文件和类型的带状物等,其中选定的类型字符本身通过相关联的致动装置选择性地朝向锤子前进。

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