Mold for blow molding, method for manufacturing resin container using same, and resin container

A container made of resin, the container comprising:

• a neck portion having an opening;
• a body portion continuous to the neck portion and defining a sidewall part;
• and
• a bottom portion continuous to the body portion,
• wherein an inclination angle between an axis passing through a center of the opening and orthogonal to an opening surface formed by the opening and an axis extending in a vertical direction of the container is equal to or larger than 50° and equal to or smaller than 80°,
• wherein when a direction extending in a horizontal diametrical direction of the opening is referred to as a width direction of the container and a horizontal direction orthogonal to the width direction is referred to as a depth direction of the container, a length in the width direction and a length in the depth direction of a horizontal section of the body portion are different from each other,
• wherein the bottom portion includes a projecting portion projecting outward from an outer surface of the bottom portion,
• wherein the projecting portion includes a gate portion formed at a tip end of the projecting portion and a protruding portion formed at a position closer to the bottom portion than the gate portion, and
• wherein the protruding portion has a flat shape.