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Fuse wire switch

  • US 4,906,962 A
  • Filed: 01/05/1989
  • Issued: 03/06/1990
  • Est. Priority Date: 01/05/1989
  • Status: Expired due to Fees
First Claim
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1. A spring powered switch mechanism comprising;

  • a first pair of electrically conductive terminals which are spaced apart from each other,a second pair of electrically conductive terminals which are spaced apart from each other and from said first pair of electrically conductive terminals,contact means adapted to be selectively moved into electrical contact with said first pair of electrically conductive terminals to effect electrical connection between said first pair of electrically conductive terminals via said contact means,spring means adapted to selectively exert force on said contact means to move said contact means,said spring means includes a leaf-spring which is selectively flexed to apply force to move said contact means,said spring means further includes a coil spring which is flexed to apply a force to move said leaf-spring, anda fusible link connected between said second pair of electrically conductive terminals,said fusible link adapted to restrain said spring means and said contact means in a position separated from said first pair of electrically conductive termainals.

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