Patent ID: 6354560
Filing Date: 2002-03-12
Classification: B22D,B29C

Abstract:
A marking device for a molding tool, said marking device including a fixing-side blank having a cavity and forming one section of said molding tool, a core confronting said cavity and forming the other section of said molding tool, and a movable-side blank which can be relatively opened or closed to said fixing-side blank, said marking device being attached on the side of said cavity or core, such that a changeable mark is imprinted on a surface of a molded piece to be formed within a molding area between said cavity and said core, said marking device further comprising:a reference sleeve having a reference imprint mark formed on a top reference imprint surface thereof exposed to said molding area; and a pin member rotatably journaled within said reference sleeve and having a top imprint member and a base end actuator, said top imprint member having a top display imprint surface which is flush with said top reference imprint surface, on which data imprint marks to be pointed by said reference imprint mark are formed, said base end actuator displaying data display indicators respectively corresponding to said data imprint marks, on a protrusion protruded from said molding area outward; wherein said base actuator is selectively rotatable so that a data imprint mark of said data input marks is selectable by said top imprint member set on the reference imprint mark of said reference sleeve.