ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,383,953, issued on Aug. 12, was assigned to HYUNDAI MOTOR COMPANY (Seoul, South Korea) and KIA Corp. (Seoul, South Korea).
"Casting mold device" was invented by Chanul Lee (Ulsan, South Korea) and Si Young Kim (Ulsan, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A casting mold device includes a lower die and an upper die capable of being attached to or detached from the lower die and is configured to produce a cylinder head having spark plug mounting portions. In particular, the casting mold device includes: i) a plurality of core pin assemblies mounted in the upper die to form the spark plug mounting portions and having cooling air flow p...