Pneumatic programming means and the like
    1.
    发明授权
    Pneumatic programming means and the like 失效
    气动编程方式等

    公开(公告)号:US3561486A

    公开(公告)日:1971-02-09

    申请号:US3561486D

    申请日:1968-07-17

    Abstract: This disclosure relates to a program member that is rotated relative to a reading head to fluidly interconnect together various ports interrupting the reading surface of the reading head by a timer motor and that is rapidly rotated relative to the reading head by a pair of pneumatically operated actuators to override the timer motor with such overriding actuators being controlled by the program member itself, the disclosure also relating to a selector valve being mounted on the same plate that forms the reading head and to various shapes and combinations of channel means formed in the program member for interconnecting various ports of the reading head together.

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