US PATENT SUBCLASS 200 / 459
.~.~.~ One end of spring is fixed

Current as of: June, 1999
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200 /   HD   ELECTRICITY: CIRCUIT MAKERS AND BREAKERS

402  DF  SNAP {4}
405  DF  .~ Double snap {17}
453  DF  .~.~ Compression spring (e.g., push force) {2}
459.~.~.~ One end of spring is fixed {2}
460  DF  .~.~.~.~> Central portion of spring is moved to cause snap
461  DF  .~.~.~.~> Blade is moved to cause snap

DEFINITION

Classification: 200/459

One end of spring is fixed:

(under subclass 453) Subject matter wherein one end of the spring engages a fixed abutment on a support and the other end of the spring engages a moveable member which is caused to move with a snapping action when the spring passes a fixed point.