High-voltage vacuum switch
    2.
    发明授权
    High-voltage vacuum switch 失效
    高压真空开关

    公开(公告)号:US3914568A

    公开(公告)日:1975-10-21

    申请号:US49974074

    申请日:1974-08-22

    Applicant: GEN ELECTRIC

    Abstract: The disclosed vacuum switch has features that give it exceptional high-voltage withstand ability even after its contacts have been roughened by the effects of arcing. Both contacts of the switch are arranged to move during opening and closing operations. When the switch is fully-open, the contacts are located in shielded positions behind the front faces of shielding electrodes which respectively surround the contacts. During closing, each of the two contacts is driven out of its fully-open shielded position into the gap between the two shielding electrodes, engaging the other contact when the contacts are approximately midway between the shielding electrodes.

    Abstract translation: 所公开的真空开关具有即使在其触点被电弧放电的作用变得粗糙之后也能提供出众的高压耐受能力的特征。 开关的两个触点都设置成在打开和关闭操作期间移动。 当开关完全打开时,触点位于屏蔽电极前面的屏蔽位置,屏蔽电极的前面分别环绕触点。 在关闭期间,两个触点中的每一个从其完全打开的屏蔽位置驱动到两个屏蔽电极之间的间隙中,当触头几乎在屏蔽电极之间的中间时,与另一个触点接合。

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