Pressure injection mould for tooth brushes made by successive injection in several sections

摘要

A pressure injection mould (6) makes plastic brush, esp. toothbrush, bodies consisting of several, successively injected components. It has mould plates (7, 8) on the nozzle- and ejection sides respectively, with opposing mould cavities (14). The mould (6) is constructed as a reversible tool, with a rotatable, reversible section allocated to the ejection side mould plate. There are several gps. (10, 11) of mould cavities (14) in the mould plates. To each gp. in the ejection side mould plate (8) a reversible section (12, 13) is allocated.