A method for vacuum moulding of large objects of synthetic...

Details A method for vacuum moulding of large objects of synthetic... A method for vacuum moulding of large objects of synthetic...

B - Operations, Transporting

29

C

B29C 39/42 (2006.01) B29C 70/48 (2006.01) B29C 70/54 (2006.01) B29C 67/12 (1990.01)

Patent

CA 2084764

2084764 9118725 PCTABS00008 The invention relates to a method for vacuum moulding of large objects of synthetic resin in a dismountable mould (1) with reinforcing materials (5) placed in the same, in which monomer with hardening agent and possible accelerator are supplied to the cavity from below and upwards for filling said cavity held under vacuum. The method is characterized in that the synthetic resin is supplied at least at one position in said cavity situated initially in the lower portion of said cavity and then progressively moved upwards with such a speed that said position is located just below the surface of said synthetic resin as it is supplied and rises in said mould (1).

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