Patent ID: 6841262
Filing Date: 2005-01-11
Classification: B29B,B29C,B65D,Y10T

Abstract:
1. A preform for blow molding container having a hand grip feature to facilitate handling of the container, the preform having a hollow interior for blow molding the container having a hand grip feature to facilitate handling of the container, the preform defining a longitudinal axis and comprising an integral structure, the hollow interior of which is snaped and sized to allow axial removal of the preform from a core of an injection mold in which the preform is molded, the preform having, in interconnected axial sequence, a container neck finish forming portion defining an opening to the hollow interior, an annular container shoulder forming portion, an annular container first wall forming portion, an annular container intermediate wall forming portion, an annular container second wall forming portion and a closed container base forming portion, wherein the annular intermediate wall forming portion has a wall thickness greater than the first and the second annular wall portions.