High torque manual operator
    71.
    发明授权
    High torque manual operator 失效
    高扭矩手动操作器

    公开(公告)号:US3572140A

    公开(公告)日:1971-03-23

    申请号:US3572140D

    申请日:1969-03-14

    发明人: GULICK RONALD A

    IPC分类号: F16K31/50 F16H1/18 F16H27/02

    摘要: AN OPERATOR HAVING AN OUTPUT MEMBER LINKED TO AN INPUT SHAFT IN THE FOLLOWING MANNER. LINKAGES JOIN THE MEMBER TO NUTS THAT ARE THREADEDLY ENGAGED TO OPPOSITELY SPACED LONGITUDINAL SCREWS, BOTH SCREWS BEING OF THE SAME TURN, I.E., RIGHT OR LEFT HANDED. SIMILAR ENDS OF THE SCREWS ARE KEYED TO WORM WHEELS, THE WHEELS BEING OF OPPOSITE TURN ONE TO THE OTHER. THE WHEELS ARE ENGAGED WITH DUAL WORMS POSITIONED TOWARD OPPOSITE ENDS OF A COMMON SHAFT, THE WORMS BEING OF OPPOSITE TURNS. THIS SHAFT SERVES AS AN INPUT SHAFT.