Patent ID: 6074190
Filing Date: 2000-06-13
Classification: B29C,Y10S

Abstract:
An injection unit connecting device for a multilayer injection molding machine, said connecting device being configured to supply a plurality of resins from a plurality of injection units to a cavity inside a mold, said connecting device including a body member having resin passages coupled to the cavity through either a body member central outlet or a body member surrounding gap and to each injecting unit through a central passage portion resin receiving opening or through surrounding passage portion resin receiving openings arranged adjacent to each other, wherein a central passage portion of one of said resin passages extends in a first straight line direction from the central passage portion resin receiving opening to a central passage portion outlet opening communicating with the body member central outlet and wherein surrounding passage portions of the remaining resin passages extend outwardly in straight line directions different from each other and different from the first straight line direction to surrounding passage outlet openings communicating with the body member surrounding gap from the surrounding passage portion resin receiving opening.