EMNE FOR FREMSTILLING AV EN BEHOLDER E.L.

摘要

The invention is concerned with a method for making an article such as a container having a circular end wall and a side wall folded from the arcuate edge of the end wall, the article being first formed as a flat blank having two panels conforming to the base and side walls, the peripheries of the panels intersecting each other with a slit being formed in the common intersecting portions to form a pair of hinges at the ends of the slit enabling one panel to be folded upwardly with respect to the other between two mold tools without rupturing the hinges, plastic material being injected into the mold to join the folded panels into a unitary container or similar article.