| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a heat resistant and pressure resistant blow molded bottle whose bottom part seating stability is not spoiled by deformation caused by the rise of internal pressure, whose productivity is good, and whose production cost is low. SOLUTION: This relates to a plastic blow molded bottle which is provided, radially from the center part with the vertical angle of a triangle upward, with a plurality of triangular deformed absorption recesses 130 having a flat deformed absorption recess panel 131 gradually depressed more from the top to the bottom on each inside recessed bottom face 120 between a plurality of petaloid leg parts 110 provided at constant intervals at the bottom end outer peripheral edge of a bottom part 100.</p> |
