Injection mould

Claim 1

AN INJECTION MOULD FOR USE IN A PROCESS FOR COVERING GOLF BALL CORES AND HAVING A PLURALITY OF MATING DIE PLATES HELD IN ASSEMBLY, THE INNER SURFACES IN WHICH DEFINE A SPHEROID, FROM 3 TO 12 INWARDLY PROTRUDING WEDGESHAPED SUPPORT MEMBERS SYMMETRICALLY DISPOSED ON SAID INNER SURFACES TO PERMIT A GOLF BALL CORE TO BE CENTRALLY SUPPORTED ON SAID SUPPORT MEMBERS AT A PREDETERMINED DISTANCE FROM SAID INNER SURFACES, THUS DEFINING A MOULDING ZONE OF UNVARYING THICKNESS, THE END FACES OF SAID WEDGES BEING SHAPED TO ALLOW READY WITHDRAWAL OF THE COATED CORE FROM THE MOULD, EACH WEDGE HAVING PLANAR INNER AND OUTER END FACES, THE INNER END FACE OF EACH WEDGE DISPOSED SO AS TO BE IN A DIRECTION BETWEEN PARALLEL TO THE DIRECTION OF REMOVAL OF THE COATED CORE AND A DIRECTION DIVERGING OUTWARDLY FROM SAID SPHERICAL MOULD SURFACE, THE OUTER END FACE OF EACH WEDGE DISPOSED SO AS TO BE IN A DIRECTION BETWEEN PARALLEL TO THE DIRECTION OF REMOVAL OF THE COATED CORE AND A DIRCTION CONVERGING OUTWARDLY FROM SAID SPHERICAL MOULD SURFACE, MEANS DEFINING AN INJECTION ORIFICE AND MEANS DEFINING A SPEW HOLE IN SAID DIE PLATES, AND MEANS TO FORCE MOULDING MATERIAL THROUGH SAID INJECTION ORIFICE INTO SAID MOULDING ZONE.