| 摘要 |
Extension lead comprises plate (1) with side (1a) fixed to permanent magnet (2). Plate is bent to form elbow (3) from where flange (4) extends. Flange has hole (5) where isolating ring (6) is placed, holding snaphook (7). Snaphook has opening (9) closed by rotating pin (8) elastically locked into place. Differential circuit-breaker (11) with switch (12) is placed on plate, against elbow. |
