 In 1957, Vagn Aage Jeppesen, professor at the Technical University of Denmark, claimed a patent for a device producing flaskless molds of sand mixtures with vertical parting lines for casting metal parts.In 1960, the Danish company Dansk Industri Syndikat A/S (DISA) acquired the patent and started working on its implementation.In 1962, a half scale prototype of a sand molding machine with flaskless and vertically parted molds under the name of DISAMATIC was ready to be disclosed.