Patent ID: 8105064
Filing Date: 2012-01-31
Classification: B29C

Abstract:
1. A multilayered film/sheet molding die of a multi manifold system, including a plurality of manifold portions, and a plurality of molten resin channels, the multilayered film/sheet molding die comprising: a choker portion gap adjustment mechanism in which, a movable choker bar is movably arranged in the middle of at least one of the plurality of molten resin channels, and in which the choker bar is moved by turning a plurality of choker adjustment bolts arranged at a predetermined pitch in the die width direction and thus the gap in the choker portion is adjusted, wherein each of the choker adjustment bolts is provided with a thermal conductor, a distal end of the thermal conductor reaches the movable choker bar, and heat of the thermal conductor is conducted to the movable choker bar: and the distal end of each thermal conductor is provided with a temperature sensor that determines the surface temperature of the movable choker bar.