Heat dissipating ballast construction embodying core clamp having coplanar spacer lugs

Claim 1

IN A POTTED BALLAST FOR A GASEOUS DISCHARGE DEVICE, WHICH BALLAST INCLUDES AN ELONGATE CORE STRUCTURE COMPRISING A PLURALITY OF LAMINATION STACKS, THE COMBINATION OF A CASING IN WHICH SAID CORE STRUCTURE IS LOCATED, THE PLANE OF THE LAMINATIONS OF SAID LAMINATION STACKS BEING DISPOSED PARALLEL TO THE BOTTOM WALL OF SAID CASING, A CORE CLAMP LOCATED AT EACH END OF SAID CORE STRUCTURE AND HAVING CLIP PORTIONS ENGAGING WITH SAID LAMINATION STACKS TO MAINTAIN THEM IN ABUTTING ENGAGEMENT, AND SUPPORTING LEGS FORMED INTEGRALLY WITH SAID CORE CLAMPS AND PROVIDING EDGE ENGAGEMENT WITH THE SURFACE OF SAID BOTTOM WALL FOR SUPPORTING SAID CORE STRUCTURE IN SAID CASING DURING THE POTTING OPERATION, SAID LEGS EXTENDING IN A DIRECTION PERPENDICULAR TO THE PLANE OF LAMINATIONS OF SAID LAMINATION STACK, AND BEING LOCATED SUBSTANTIALLY IN THE PLANE OF THE END SURFACE OF SAID LAMINATION STACK, AND BEING SPACED FROM EACH OTHER PROVIDE AN OPENING THEREBETWEEN FOR THE FLOW OF POTTING COMPOUND.