INJECTION MOLD Russian patent published in 1996 - IPC

FIELD: die casting of parts from plastic materials and metals with undercuttings on outer surface. SUBSTANCE: multiple-cavity mold has two detachment planes I and II. Intermediate plate 8 has projection 9 with wedge-shaped side surfaces for locking slides 15, which are displaced to central axes of mold in the process of opening mold. Outer slides 14 are locked by stops 19. Pouring head has central gate 21, distributing gates 22 and inlet gates 23. Distributing gates 22 are positioned in detachment plane I, inlet gates 23 are conducted to ingots through intermediate plate 8. Such arrangement of gate head allows it to be positioned out of slide movement zone. EFFECT: increased efficiency by increased number of mold cavities. 3 cl, 10 dwg