Patent ID: 6994812

Claim:
A mold tool for forming a trim covered foam substrate of a seat assembly comprising: an upper mold cast defining an upper mold surface; a lower mold cast defining a lower mold surface; a split line defined adjacent to and around the outer perimeter of said upper and lower mold surfaces between said upper mold cast and said lower mold cast when said mold casts are in facing mating engagement forming a mold cavity therebetween; a plurality of heat lines extending through at least one of said upper and lower mold casts adjacent said respective upper and lower mold surfaces for heating said mold cavity; and a cooling line extending through at least one of said upper and lower mold casts adjacent said split line and spaced outside and extending around the perimeter of said mold cavity for cooling said split line of said mold tool while said heat lines independently heat said mold cavity.