| 摘要 |
A combination electrical plug and cord and power cut-off unit with a male electrical plug rigidly secured to a housing from which the cord extends, the housing serving as a hard grip for insertion and removal of the plug, the housing containing an electrical relay holding circuit including an externally accessible momentary contact switch wherein a power failure in the supply line will effect a disconnect of the relay requiring a manual actuation of the switch to restore power to the cord leading to a machine or other electrical accessory.
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