B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 49/48 (2006.01) B29C 49/08 (2006.01) B29C 49/18 (2006.01) B29C 49/06 (2006.01) B29C 49/12 (2006.01) B29C 49/54 (2006.01) B29C 49/56 (2006.01) B29C 49/62 (2006.01)
Patent
CA 2478745
The present invention relates to a mold device having a combination of molds for stretch blow molding, comprising a main blow mold 5, installed on a pair of platens 2 by being separated into split molds 5a, a pre-blow mold 10, attached to a lifting device 11 under the area between the split molds 5a, and movable in and out from the area between the split mold 5a, a neck mold 7, which is fitted into the pre-blow mold 10 and main blow mold 5 respectively, a blow core 20, which is fitted in to the neck mold 7, and a stretch rod. The pre-blow mold 10 comprises a cylindrical member having an open end on the upper portion, which is fitted into the neck mold 7. A bottom mold 8 of the main blow mold 5 is installed in the bottom portion of the split mold 5a by being separated into split bottom molds 8a. Lifting cylinders 9 are placed under the both of the split bottom molds 8a in order to make the bottom mold 8 movable in and out from the bottom portion of a cavity.
Fujii Daigo
Mochizuki Takekazu
A.k. Technical Laboratory Inc.
Gowling Lafleur Henderson Llp
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