Patent ID: 7665627
Filing Date: 2010-02-23
Classification: B65D

Abstract:
1. A cup shaped container used for liquid comprising: a skeletal member made from a synthetic resin and including a ring-like part at an upper end, a shallow saucer-like bottom part at a lower end, and columnar parts for connecting the ring-like part and the bottom part, each columnar part having an indented part on an inner surface in a neighborhood of a central part thereof for a full width of the columnar part, the indented part having protrusions and depressions being formed equally spaced at a few millimeter pitch in an up and down direction of the columnar part; and a blank sheet made from watertight material and attached to the skeletal member so as to cover an opening defined by the ring-like part, the bottom part and the columnar parts of the skeletal member, wherein when disposing the cup shaped container, the columnar parts are bent inward at a middle due to the presence of the indented part by applying a force in a direction of compressing the cup shaped container from above and below, whereby the cup shaped container is squashed to be compact.