A magnetic movement mechanism usable in a ground fault circuit interrupter, comprising: (i) a first permanent magnet, (ii) a second permanent magnet positioned apart from the first permanent magnet, (iii) a soft magnet positioned between the two permanent magnets, (iv) a balance frame positioned between...http://www.google.ca/patents/US7515024?utm_source=gb-gplus-sharePatent US7515024 - Movement mechanism for a ground fault circuit interrupter with automatic pressure balance compensation
