B - Operations – Transporting – 29 – D
Patent
B - Operations, Transporting
29
D
18/513
B29D 23/03 (1980.01)
Patent
CA 1107019
ABSTRACT OF THE DISCLOSURE A process for the production of a blow molded container having an improved spout withdrawal means provided thereon. Process steps of the present invention generally comprise the extrusion of a thermoplastic parison in a pliant form between a plurality of mold sections, bringing the mold sections toge- ther into registry and entrapping the parison therebetween at points above and below mold cavities that are provided in said mold sections, simultaneously entrapping a portion of said parison adjacent an end of said mold between angularly present- ed forming sections, and compression molding an integral por- tion of said container at an angle with respect to the container to develop a memory bias therein, and injecting a blowing fluid internally of said parison to inflate the parison into conformity with the cavities in said mold, whereby a blow molded container is produced having a compression molded integral portion extending outwardly therefrom.
300306
Chlystun Walter K.
Swabey Ogilvy Renault
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