Patent ID: 6024160
Filing Date: 2000-02-15
Classification: B22C

Abstract:
An apparatus for drawing a pattern plate upward from a carrier plate, said apparatus comprising:a pattern plate;a carrier plate which holds the pattern plate, wherein the carrier plate is configured to move the pattern plate along a transport path;a first lifting cylinder having an upwardly extendable piston rod and that is fixedly disposed below the transport path;a mount table secured to a tip end of the first lifting cylinder piston rod; andsecond and third lifting cylinders mounted on said mount table in a spaced-apart relationship, said second and third lifting cylinders each having an upwardly extendable piston rod, a mount plate secured to a tip end of said piston rod, and a plurality of draw pins mounted upright on said mount plate, wherein each of the second and third lifting cylinders is configured to be moved into a position in which at least one of the draw pins thereof engages the pattern plate and gushes said pattern plate upward relative to the carrier plate.