Packaging container for foodstuffs
作者： Wilhelm Reil
DOI:
关键词: Composite material 、 Structural engineering 、 Coated paper 、 Closure (container) 、 Container (type theory) 、 Engineering 、 Integrally closed 、 Collar
摘要: The invention describes a packaging container for jams, comprising tube-shaped part (6) which consists of synthetic plastics coated paper and on one edge (9) there is an integrally molded closure means (5) only material, with no carrier material has annular surface (13) opening device (16 to 20), wall (16) at the end collar (4), being adapted be torn out along line weakness (17) by gripper (20). such screwed necessary sealing-tightness can produced in similar way milk containers characterized that (4) provided external screwthread (3) separate lid internal onto covering
lens.org 参考文章(2)
Richard E Paige, Head construction for collapsible tubes ,(1943)