An injection moulding machine of such type is described. So that the moulded component can be satisfactorily removed from the mould when of a configuration having a socket end having an internal annular groove, particular attention must be directed to...

An injection molding machine for the moulding of synthetic resin materials, said machine being operated by hydraulic power and including hydraulic pumping means for supplying the power and a variable speed electric motor for driving the hydraulic pumping...