Patent ID: 7086848
Filing Date: 2006-08-08
Classification: B29C,B29K,Y10T

Abstract:
1. An injection moulding machine for forming preforms, comprising: an upper platen; a moving platen operable to be moved relative to said upper platen, said moving platen having through-holes; a support bar connected to said moving platen and carrying a plurality of lips, each of said lips comprising a pair of separable members; a plurality of male members connected to said upper platen by fastening means; cooling tubes inserted into said male members; a lower cavity-carrying platen having a plurality of cavities corresponding to respective nozzles, said lower cavity-carrying platen having through-holes; a plurality of guide columns fixed to and extending from said upper platen so as to be slidably insertable into said through-holes in said moving platen and into said through-holes in said lower cavity-carrying platen, said guide columns being completely disengageable from said moving platen and said lower cavity-carrying platen; and a removable member to be arranged between said moving platen and said lower cavity-carrying platen so as to position said moving platen with respect to said lower cavity-carrying platen and maintain a pre-selected distance between said moving platen and said cavity-carrying platen.