JP2005096837A5 - - Google Patents

Claims (3)

From above , an elongated neck part with a sealed upper end, a shoulder part, and a body part capable of pressing and extruding the contents are connected to each other, and the neck part is provided below the neck part for separation opening through a circumferential annular cut part. Connecting the neck for extrusion having an outer diameter larger than that of the neck for separation opening, and the annular notch portion linearly crosses the upper outer peripheral surface and the lower outer peripheral surface at the innermost deepest portion, and the peripheral wall of the neck for separation opening An opening plate-like tab piece projecting upward from the lower end of one side surface, and the inside of the lower portion inclined downward and outwardly from the position opposite to the annular cut portion of the opening plate-like tab piece, and the annular cut portion and easy-open blow-molded container, characterized in that the upper end of the neck for extrusion, was connected by providing a thin fragile connections between. An upper outer peripheral surface of the annular cut portion is composed of an inner straight surface that is inclined outwardly more than half of the cut depth and an outer curved surface that is connected to the lower end of the peripheral wall of the neck for separation opening, and the annular cut lower outer peripheral surface of the part is substantially horizontal inner straight surface with easy-open blow-molded container of claim 1 wherein said characterized by comprising the outer curved surface that connects to the peripheral wall upper end of the extrusion neck toward the outer . The easily openable blow-molded container according to claim 1, wherein the peripheral wall of the neck for extrusion is provided so as to be inclined downward.