Patent ID: 8864735

Claim:
A blow-molded plastic infusion container comprising: a mouth; a neck having a first end and a second end, the first end being connected to the mouth; a shoulder extending downward and outward from the second end of the neck; a barrel connected to the shoulder; and a bottom, having a hanging member, wherein said barrel has a pair of wide sidewalls and a pair of narrow sidewalls, and said bottom is formed into a V-shape bent inwardly and symmetrically with respect to the long axis of the bottom, wherein the shoulder has a pair of wide sidewalls and a pair of narrow sidewalls, said narrow sidewalls of the shoulder being provided with V-shaped groove portions bent inwardly and symmetrically with respect to the long axis, wherein the V-shaped groove portions provided on the narrow sidewalls of the shoulder extend to the second end of the neck, wherein the blow-molded plastic infusion container is structurally configured to be thinned and flattened by the discharge of infusion contained in the blow-molded plastic infusion container, and wherein the bottom and shoulder are provided at curved portions thereof with inwardly foldable fold lines.