Ball shaped float switch adapted to be mounted on a flat surface

Claim 1

A SWITCH FOR INCLUSION IN AN ELECTRIC CIRCUIT WITH MEANS TO INDICATE THE PRESENCE OF A SUBSTANTIAL DEPTH OF WATER IN AND ENCLOSURE HAVING AN APPROXIMATELY HORIZONTAL SURFACE, WHICH COMPRISES: (A) A FREE BODY OF A MATERIAL WHICH READILY FLOATS IN WATER AND HAS MEANS FOR SEATING THE BODY STABLY UPRIGHT ON SAID HORIZONTAL SURFACE IN SAID ENCLOSURE, AND (B) A SWITCH FIXED TO SAID BODY FOR AUTOMATICALLY CLOSING IN ONE ORIENTATION AND FOR AUTOMATICALLY OPENING IN A DIFFERENT ORIENTATION, CIRCUIT WIRES LEADING FROM SAID SWITCH AND BODY FOR INCLUSION IN A UTILIZATION INDICATING CIRCUIT, SAID SWITCH BEING IN ONE OF SAID ORIENTATIONS WHEN SAID BODY IS UPRIGHT, (C) SAID BODY AND SWITCH, HAVING THEIR COMBINED CENTER OF GRAVITY LOCATED RELATIVE TO SAID SEATING MEANS FOR TURNING THE BODY AND SWITCH FROM SAID ONE ORIENTATION TO THE OTHER ORIENTATION WHEN THE BODY AND SWITCH ARE FLOATED BY WATER OF SUFFICIENT DEPTH AROUND THEM.